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Android Source code of Final Year Project Management System

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SupervisorsProfiles.kt

package com.fyp.evaluation.Student

import androidx.appcompat.app.AppCompatActivity
import android.os.Bundle
import android.os.RecoverySystem
import android.view.View
import android.widget.EditText
import android.widget.RelativeLayout
import android.widget.Toast
import androidx.recyclerview.widget.LinearLayoutManager
import androidx.recyclerview.widget.RecyclerView
import com.fyp.evaluation.Adapter.Adapter_SupervisorProfile
import com.fyp.evaluation.Model.Model_SupervisorProfile
import com.fyp.evaluation.R
import com.fyp.evaluation.RetrieveData
import com.google.firebase.auth.FirebaseAuth
import com.google.firebase.auth.FirebaseUser
import com.google.firebase.database.DataSnapshot
import com.google.firebase.database.DatabaseError
import com.google.firebase.database.FirebaseDatabase
import com.google.firebase.database.ValueEventListener

class SupervisorsProfiles : AppCompatActivity() {

    private var btnBack:RelativeLayout? = null
    private var btnSearch:RelativeLayout? = null
    private var editTextSearch:EditText? = null
    private var recyclerView:RecyclerView? = null
    private var adapter:Adapter_SupervisorProfile? = null
    private lateinit var arrayList: ArrayList<Model_SupervisorProfile>
    private var firebaseUser:FirebaseUser? = null
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_supervisors_profiles)
        btnBack = findViewById(R.id.btnBack_sp)
        btnSearch = findViewById(R.id.btn_search)
        editTextSearch = findViewById(R.id.et_search_sp)
        recyclerView = findViewById(R.id.recyclerView_sp)
        if (supportActionBar!=null)
        {
            supportActionBar!!.hide()
        }
        firebaseUser = FirebaseAuth.getInstance().currentUser
        arrayList = ArrayList()
        recyclerView?.setHasFixedSize(true)
        recyclerView?.layoutManager = LinearLayoutManager(this)

        btnBack?.setOnClickListener(object: View.OnClickListener
        {
            override fun onClick(v: View?) {
                finish()
            }
        })

        btnSearch?.setOnClickListener(object: View.OnClickListener
        {
            override fun onClick(v: View?) {
                   var id = editTextSearch?.text?.trim().toString()
                if (id.isEmpty())
                {
                    editTextSearch?.setBackgroundDrawable(resources.getDrawable(R.drawable.edit_text_shape_focused))
                }
                else
                {
                    editTextSearch?.setText("")
                    loadSupervisorProfiles(id)
                }
            }
        })
    }

    fun loadSupervisorProfiles(sID:String?)
    {

        var ref = FirebaseDatabase.getInstance().reference.child("Users")
        ref.addValueEventListener(object: ValueEventListener
        {
            override fun onDataChange(snapshot: DataSnapshot) {
                if (snapshot.exists())
                {
                    (arrayList as ArrayList<Model_SupervisorProfile>).clear()
                    for (dataSnapShot in snapshot.children)
                    {
                        var uid = dataSnapShot.child("uid").getValue(String::class.java)
                        var id_supervisor = dataSnapShot.child("supervisor_id").getValue(String::class.java)
                        var category  = dataSnapShot.child("category").getValue(String::class.java)
                        var profileImage = dataSnapShot.child("profile_image").getValue(String::class.java)
                        var name = dataSnapShot.child("name").getValue(String::class.java)
                        var email = dataSnapShot.child("email").getValue(String::class.java)
                        if (category.equals("supervisor") && id_supervisor.equals(sID))
                        {
                            var model = Model_SupervisorProfile(uid,profileImage,name,email)
                            arrayList.add(model)
                        }
                    }
                    adapter = Adapter_SupervisorProfile(this@SupervisorsProfiles,arrayList)
                    recyclerView?.adapter = adapter
                }
            }

            override fun onCancelled(error: DatabaseError) {
                TODO("Not yet implemented")
            }

        })
    }

}

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package com.fyp.evaluation.Student

import androidx.appcompat.app.AppCompatActivity

import android.os.Bundle

import android.os.RecoverySystem

import android.view.View

import android.widget.EditText

import android.widget.RelativeLayout

import android.widget.Toast

import androidx.recyclerview.widget.LinearLayoutManager

import androidx.recyclerview.widget.RecyclerView

import com.fyp.evaluation.Adapter.Adapter_SupervisorProfile

import com.fyp.evaluation.Model.Model_SupervisorProfile

import com.fyp.evaluation.R

import com.fyp.evaluation.RetrieveData

import com.google.firebase.auth.FirebaseAuth

import com.google.firebase.auth.FirebaseUser

import com.google.firebase.database.DataSnapshot

import com.google.firebase.database.DatabaseError

import com.google.firebase.database.FirebaseDatabase

import com.google.firebase.database.ValueEventListener

class SupervisorsProfiles : AppCompatActivity() {

private var btnBack:RelativeLayout? = null

private var btnSearch:RelativeLayout? = null

private var editTextSearch:EditText? = null

private var recyclerView:RecyclerView? = null

private var adapter:Adapter_SupervisorProfile? = null

private lateinit var arrayList: ArrayList<Model_SupervisorProfile>

private var firebaseUser:FirebaseUser? = null

override fun onCreate(savedInstanceState: Bundle?) {

super.onCreate(savedInstanceState)

setContentView(R.layout.activity_supervisors_profiles)

btnBack = findViewById(R.id.btnBack_sp)

btnSearch = findViewById(R.id.btn_search)

editTextSearch = findViewById(R.id.et_search_sp)

recyclerView = findViewById(R.id.recyclerView_sp)

if (supportActionBar!=null)

{

supportActionBar!!.hide()

}

firebaseUser = FirebaseAuth.getInstance().currentUser

arrayList = ArrayList()

recyclerView?.setHasFixedSize(true)

recyclerView?.layoutManager = LinearLayoutManager(this)

btnBack?.setOnClickListener(object: View.OnClickListener

{

override fun onClick(v: View?) {

finish()

}

})

btnSearch?.setOnClickListener(object: View.OnClickListener

{

override fun onClick(v: View?) {

var id = editTextSearch?.text?.trim().toString()

if (id.isEmpty())

{

editTextSearch?.setBackgroundDrawable(resources.getDrawable(R.drawable.edit_text_shape_focused))

}

else

{

editTextSearch?.setText("")

loadSupervisorProfiles(id)

}

})

}

fun loadSupervisorProfiles(sID:String?)

{

var ref = FirebaseDatabase.getInstance().reference.child("Users")

ref.addValueEventListener(object: ValueEventListener

{

override fun onDataChange(snapshot: DataSnapshot) {

if (snapshot.exists())

{

(arrayList as ArrayList<Model_SupervisorProfile>).clear()

for (dataSnapShot in snapshot.children)

{

var uid = dataSnapShot.child("uid").getValue(String::class.java)

var id_supervisor = dataSnapShot.child("supervisor_id").getValue(String::class.java)

var category = dataSnapShot.child("category").getValue(String::class.java)

var profileImage = dataSnapShot.child("profile_image").getValue(String::class.java)

var name = dataSnapShot.child("name").getValue(String::class.java)

var email = dataSnapShot.child("email").getValue(String::class.java)

if (category.equals("supervisor") && id_supervisor.equals(sID))

{

var model = Model_SupervisorProfile(uid,profileImage,name,email)

arrayList.add(model)

}

adapter = Adapter_SupervisorProfile(this@SupervisorsProfiles,arrayList)

recyclerView?.adapter = adapter

}

override fun onCancelled(error: DatabaseError) {

TODO("Not yet implemented")

}

})

}

SupervisorPreview.kt

package com.fyp.evaluation.Student

import androidx.appcompat.app.AppCompatActivity
import android.os.Bundle
import android.view.View
import android.view.WindowManager
import android.widget.*
import androidx.cardview.widget.CardView
import com.fyp.evaluation.R
import com.fyp.evaluation.SharedPreference
import com.google.firebase.auth.FirebaseAuth
import com.google.firebase.auth.FirebaseUser
import com.google.firebase.database.*
import com.makeramen.roundedimageview.RoundedImageView
import com.squareup.picasso.Picasso

class SupervisorPreview : AppCompatActivity() {

    private var backBtn:RelativeLayout? = null
    private var profileImage:RoundedImageView? = null
    private var btnRequest:CardView? = null
    private var nameTxtView:TextView? = null
    private var requestTxtView:TextView? = null
    private var statusActiveTxtView:TextView? = null
    private var statusNotActiveTxtView:TextView? = null
    private var spinner:Spinner? = null
    private var arrayList = mutableListOf<String>()

    private var firebaseUser:FirebaseUser? = null
    private var uidSupervisor:String = ""
    private lateinit var sharedPreference:SharedPreference

    private var nameCurrentUser:String? = null
    private var profileImageCurrentUser:String? = null
    private var semesterCurrentUser:String? = null
    private var pnameCurrentUser:String? = null
    private var gnameCurrentUser:String = ""

    private lateinit var refRequestCancelTemp:ValueEventListener
    private lateinit var refRequestCancel:DatabaseReference

    private lateinit var refIsAllowedTemp:ValueEventListener
    private lateinit var refIsAllowed:DatabaseReference

    private lateinit var refRetrieveTemp:ValueEventListener
    private lateinit var refRetrieve:DatabaseReference
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_supervisor_preview)
        backBtn = findViewById(R.id.btnBack_supervisor_preview)
        profileImage = findViewById(R.id.profileImage_supervisor_preview)
        btnRequest = findViewById(R.id.Btnrequest_supervisor_preview)
        nameTxtView = findViewById(R.id.txtViewname_supervisor_preview)
        requestTxtView = findViewById(R.id.txtView_request)
        statusActiveTxtView = findViewById(R.id.txtView_statusActive_supervisor_preview)
        statusNotActiveTxtView = findViewById(R.id.txtView_statusNotActive_supervisor_preview)
        spinner = findViewById(R.id.spinner_supervisor_preview)
        window.setFlags(WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS,WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS)
        if (supportActionBar!=null)
        {
            supportActionBar!!.hide()
        }
        spinner?.setPopupBackgroundResource(R.color.card_color1)
        sharedPreference = SharedPreference(this@SupervisorPreview)
        nameCurrentUser = sharedPreference.getName()
        profileImageCurrentUser = sharedPreference.getProfileImage()
        pnameCurrentUser = sharedPreference.getProjectName()
        gnameCurrentUser = sharedPreference.getGroupName().toString()
        semesterCurrentUser = sharedPreference.getSemester()
        firebaseUser = FirebaseAuth.getInstance().currentUser
        var intent = intent
        uidSupervisor = intent.getStringExtra("uid").toString()
        var profile_image = intent.getStringExtra("profileImage")
        var name = intent.getStringExtra("name")
        Picasso.get().load(profile_image).into(profileImage)
        nameTxtView?.setText(name.toString())
        retrieveSlots(uidSupervisor)
        retrieveProjects(uidSupervisor)
        isAlloted()
        backBtn?.setOnClickListener(object: View.OnClickListener
        {
            override fun onClick(v: View?) {
                finish()
            }
        })

        btnRequest?.setOnClickListener(object: View.OnClickListener
        {
            override fun onClick(v: View?) {
                var status = requestTxtView?.getText().toString()
                if (status.equals("Cancel"))
                {
                    cancelRequest()
                }
                else
                {
                    sendRequest()
                }
            }
        })
    }

    private fun sendRequest()
    {
        requestTxtView?.setText("Sending")
        var ref = FirebaseDatabase.getInstance().reference.child("Requests")
        var key = ref.push().key
        var hashMap = HashMap<String,String>()
        hashMap.put("id_supervisor",uidSupervisor)
        hashMap.put("id",firebaseUser!!.uid)
        hashMap.put("name",nameCurrentUser!!)
        hashMap.put("profile_image",profileImageCurrentUser!!)
        hashMap.put("project_name",pnameCurrentUser!!)
        hashMap.put("group_name",gnameCurrentUser!!)
        hashMap.put("semester",semesterCurrentUser!!)
        hashMap.put("status","pending")
        hashMap.put("key",key.toString())
        ref.child(key!!).setValue(hashMap).addOnCompleteListener { task->
            if(task.isSuccessful)
            {
                requestTxtView?.setText("Cancel")
            }
        }
    }

    private fun cancelRequest()
    {
        var ref = FirebaseDatabase.getInstance().reference.child("Requests")

        refRequestCancelTemp = ref.addValueEventListener(object: ValueEventListener
        {
            override fun onDataChange(snapshot: DataSnapshot) {
                if (snapshot.exists())
                {
                    for (dataSnapShot in snapshot.children)
                    {
                        var id = dataSnapShot.child("id").getValue(String::class.java)
                        var id_supervisor = dataSnapShot.child("id_supervisor").getValue(String::class.java)
                        var key = dataSnapShot.child("key").getValue(String::class.java)
                        if (id.equals(firebaseUser!!.uid) && id_supervisor.equals(uidSupervisor))
                        {
                            FirebaseDatabase.getInstance().reference.child("Requests").child(key!!).removeValue()
                            ref.removeEventListener(refRequestCancelTemp)
                        }
                    }
                    requestTxtView?.setText("Request")
                }
            }

            override fun onCancelled(error: DatabaseError) {
                TODO("Not yet implemented")
            }

        })

    }
    private fun retrieveRequestStatus()
    {
        var ref = FirebaseDatabase.getInstance().reference.child("Requests")

        refRetrieveTemp = ref.addValueEventListener(object: ValueEventListener
        {
            override fun onDataChange(snapshot: DataSnapshot) {
                if (snapshot.exists())
                {
                    for (dataSnapShot in snapshot.children)
                    {
                        var id = dataSnapShot.child("id").getValue(String::class.java)
                        var id_supervisor = dataSnapShot.child("id_supervisor").getValue(String::class.java)
                        var status = dataSnapShot.child("status").getValue(String::class.java)
                        if (id.equals(firebaseUser!!.uid) && id_supervisor.equals(uidSupervisor))
                        {
                            if (status.equals("pending"))
                            {
                                requestTxtView?.setText("Cancel")
                                requestTxtView?.isEnabled = true
                                btnRequest?.isEnabled = true
                            }
                            if (status.equals("rejected"))
                            {
                                requestTxtView?.setText("Request")
                                requestTxtView?.isEnabled = true
                                btnRequest?.isEnabled = true
                            }
                        }
                    }
                    ref.removeEventListener(refRetrieveTemp)
                }
            }

            override fun onCancelled(error: DatabaseError) {
                TODO("Not yet implemented")
            }
        })
    }


    private fun isAlloted()
    {
        var flag = false
        var ref = FirebaseDatabase.getInstance().reference.child("Requests")

        refIsAllowedTemp = ref.addValueEventListener(object: ValueEventListener
        {
            override fun onDataChange(snapshot: DataSnapshot) {
                if (snapshot.exists())
                {
                    for (dataSnapShot in snapshot.children)
                    {
                        var id = dataSnapShot.child("id").getValue(String::class.java)
                        var id_supervisor = dataSnapShot.child("id_supervisor").getValue(String::class.java)
                        var status = dataSnapShot.child("status").getValue(String::class.java)
                        if (id.equals(firebaseUser!!.uid))
                        {
                            if (status.equals("accepted"))
                            {
                                if (id_supervisor.equals(uidSupervisor))
                                {
                                    flag = true
                                    requestTxtView?.setText("Alloted")
                                    requestTxtView?.isEnabled = false
                                    btnRequest?.isEnabled = false
                                }
                                else
                                {
                                    btnRequest?.visibility = View.INVISIBLE
                                }
                            }
                        }
                    }
                    ref.removeEventListener(refIsAllowedTemp)
                    if (!flag)
                    {
                        retrieveRequestStatus()
                    }
                }
                else
                {
                    requestTxtView?.setText("Request")
                    requestTxtView?.isEnabled = true
                    btnRequest?.isEnabled = true
                }
            }

            override fun onCancelled(error: DatabaseError) {
                TODO("Not yet implemented")
            }
        })
    }

    private fun retrieveSlots(uid:String?)
    {
        var slots = "20"
        var flag = false
        var ref = FirebaseDatabase.getInstance().reference.child("Slots").child(uid!!)
        ref.addValueEventListener(object: ValueEventListener
        {
            override fun onDataChange(snapshot: DataSnapshot)
            {
                if (snapshot.exists())
                {
                    slots = snapshot.child("id").getValue(String::class.java)!!
                    flag = true
                }
                if (flag)
                {
                    var temp = slots.toInt()

                    temp -=20
                    if (temp>0)
                    {
                        statusActiveTxtView?.visibility = View.VISIBLE
                        statusNotActiveTxtView?.visibility = View.INVISIBLE
                    }
                    else
                    {
                        statusActiveTxtView?.visibility = View.INVISIBLE
                        statusNotActiveTxtView?.visibility = View.VISIBLE
                    }
                }
            }

            override fun onCancelled(error: DatabaseError) {
                TODO("Not yet implemented")
            }

        })
    }

    private fun retrieveProjects(uid:String?)
    {
        var ref = FirebaseDatabase.getInstance().reference.child("Projects").child(uid!!)
        ref.addValueEventListener(object: ValueEventListener
        {
            override fun onDataChange(snapshot: DataSnapshot)
            {
                if (snapshot.exists())
                {
                    (arrayList as ArrayList<String>).clear()
                    for (dataSnapShot in snapshot.children)
                    {
                        var project = dataSnapShot.child("project").getValue(String::class.java)
                        arrayList.add(project.toString())
                    }
                    var adapterProjects = ArrayAdapter<String>(this@SupervisorPreview,R.layout.support_simple_spinner_dropdown_item,arrayList)
                    spinner?.adapter = adapterProjects
                }
            }

            override fun onCancelled(error: DatabaseError) {
                TODO("Not yet implemented")
            }

        })
    }

    override fun onPause() {
//        refRequestCancel.removeEventListener(refRequestCancelTemp)
//        refIsAllowed.removeEventListener(refIsAllowedTemp)
//        refRetrieve.removeEventListener(refRetrieveTemp)
        super.onPause()
    }
}

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package com.fyp.evaluation.Student

import androidx.appcompat.app.AppCompatActivity

import android.os.Bundle

import android.view.View

import android.view.WindowManager

import android.widget.*

import androidx.cardview.widget.CardView

import com.fyp.evaluation.R

import com.fyp.evaluation.SharedPreference

import com.google.firebase.auth.FirebaseAuth

import com.google.firebase.auth.FirebaseUser

import com.google.firebase.database.*

import com.makeramen.roundedimageview.RoundedImageView

import com.squareup.picasso.Picasso

class SupervisorPreview : AppCompatActivity() {

private var backBtn:RelativeLayout? = null

private var profileImage:RoundedImageView? = null

private var btnRequest:CardView? = null

private var nameTxtView:TextView? = null

private var requestTxtView:TextView? = null

private var statusActiveTxtView:TextView? = null

private var statusNotActiveTxtView:TextView? = null

private var spinner:Spinner? = null

private var arrayList = mutableListOf<String>()

private var firebaseUser:FirebaseUser? = null

private var uidSupervisor:String = ""

private lateinit var sharedPreference:SharedPreference

private var nameCurrentUser:String? = null

private var profileImageCurrentUser:String? = null

private var semesterCurrentUser:String? = null

private var pnameCurrentUser:String? = null

private var gnameCurrentUser:String = ""

private lateinit var refRequestCancelTemp:ValueEventListener

private lateinit var refRequestCancel:DatabaseReference

private lateinit var refIsAllowedTemp:ValueEventListener

private lateinit var refIsAllowed:DatabaseReference

private lateinit var refRetrieveTemp:ValueEventListener

private lateinit var refRetrieve:DatabaseReference

override fun onCreate(savedInstanceState: Bundle?) {

super.onCreate(savedInstanceState)

setContentView(R.layout.activity_supervisor_preview)

backBtn = findViewById(R.id.btnBack_supervisor_preview)

profileImage = findViewById(R.id.profileImage_supervisor_preview)

btnRequest = findViewById(R.id.Btnrequest_supervisor_preview)

nameTxtView = findViewById(R.id.txtViewname_supervisor_preview)

requestTxtView = findViewById(R.id.txtView_request)

statusActiveTxtView = findViewById(R.id.txtView_statusActive_supervisor_preview)

statusNotActiveTxtView = findViewById(R.id.txtView_statusNotActive_supervisor_preview)

spinner = findViewById(R.id.spinner_supervisor_preview)

window.setFlags(WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS,WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS)

if (supportActionBar!=null)

{

supportActionBar!!.hide()

}

spinner?.setPopupBackgroundResource(R.color.card_color1)

sharedPreference = SharedPreference(this@SupervisorPreview)

nameCurrentUser = sharedPreference.getName()

profileImageCurrentUser = sharedPreference.getProfileImage()

pnameCurrentUser = sharedPreference.getProjectName()

gnameCurrentUser = sharedPreference.getGroupName().toString()

semesterCurrentUser = sharedPreference.getSemester()

firebaseUser = FirebaseAuth.getInstance().currentUser

var intent = intent

uidSupervisor = intent.getStringExtra("uid").toString()

var profile_image = intent.getStringExtra("profileImage")

var name = intent.getStringExtra("name")

Picasso.get().load(profile_image).into(profileImage)

nameTxtView?.setText(name.toString())

retrieveSlots(uidSupervisor)

retrieveProjects(uidSupervisor)

isAlloted()

backBtn?.setOnClickListener(object: View.OnClickListener

{

override fun onClick(v: View?) {

finish()

}

})

btnRequest?.setOnClickListener(object: View.OnClickListener

{

override fun onClick(v: View?) {

var status = requestTxtView?.getText().toString()

if (status.equals("Cancel"))

{

cancelRequest()

}

else

{

sendRequest()

}

})

}

private fun sendRequest()

{

requestTxtView?.setText("Sending")

var ref = FirebaseDatabase.getInstance().reference.child("Requests")

var key = ref.push().key

var hashMap = HashMap<String,String>()

hashMap.put("id_supervisor",uidSupervisor)

hashMap.put("id",firebaseUser!!.uid)

hashMap.put("name",nameCurrentUser!!)

hashMap.put("profile_image",profileImageCurrentUser!!)

hashMap.put("project_name",pnameCurrentUser!!)

hashMap.put("group_name",gnameCurrentUser!!)

hashMap.put("semester",semesterCurrentUser!!)

hashMap.put("status","pending")

hashMap.put("key",key.toString())

ref.child(key!!).setValue(hashMap).addOnCompleteListener { task->

if(task.isSuccessful)

{

requestTxtView?.setText("Cancel")

}

private fun cancelRequest()

{

var ref = FirebaseDatabase.getInstance().reference.child("Requests")

refRequestCancelTemp = ref.addValueEventListener(object: ValueEventListener

{

override fun onDataChange(snapshot: DataSnapshot) {

if (snapshot.exists())

{

for (dataSnapShot in snapshot.children)

{

var id = dataSnapShot.child("id").getValue(String::class.java)

var id_supervisor = dataSnapShot.child("id_supervisor").getValue(String::class.java)

var key = dataSnapShot.child("key").getValue(String::class.java)

if (id.equals(firebaseUser!!.uid) && id_supervisor.equals(uidSupervisor))

{

FirebaseDatabase.getInstance().reference.child("Requests").child(key!!).removeValue()

ref.removeEventListener(refRequestCancelTemp)

}

requestTxtView?.setText("Request")

}

override fun onCancelled(error: DatabaseError) {

TODO("Not yet implemented")

}

})

}

private fun retrieveRequestStatus()

{

var ref = FirebaseDatabase.getInstance().reference.child("Requests")

refRetrieveTemp = ref.addValueEventListener(object: ValueEventListener

{

override fun onDataChange(snapshot: DataSnapshot) {

if (snapshot.exists())

{

for (dataSnapShot in snapshot.children)

{

var id = dataSnapShot.child("id").getValue(String::class.java)

var id_supervisor = dataSnapShot.child("id_supervisor").getValue(String::class.java)

var status = dataSnapShot.child("status").getValue(String::class.java)

if (id.equals(firebaseUser!!.uid) && id_supervisor.equals(uidSupervisor))

{

if (status.equals("pending"))

{

requestTxtView?.setText("Cancel")

requestTxtView?.isEnabled = true

btnRequest?.isEnabled = true

}

if (status.equals("rejected"))

{

requestTxtView?.setText("Request")

requestTxtView?.isEnabled = true

btnRequest?.isEnabled = true

}

ref.removeEventListener(refRetrieveTemp)

}

override fun onCancelled(error: DatabaseError) {

TODO("Not yet implemented")

}

})

}

private fun isAlloted()

{

var flag = false

var ref = FirebaseDatabase.getInstance().reference.child("Requests")

refIsAllowedTemp = ref.addValueEventListener(object: ValueEventListener

{

override fun onDataChange(snapshot: DataSnapshot) {

if (snapshot.exists())

{

for (dataSnapShot in snapshot.children)

{

var id = dataSnapShot.child("id").getValue(String::class.java)

var id_supervisor = dataSnapShot.child("id_supervisor").getValue(String::class.java)

var status = dataSnapShot.child("status").getValue(String::class.java)

if (id.equals(firebaseUser!!.uid))

{

if (status.equals("accepted"))

{

if (id_supervisor.equals(uidSupervisor))

{

flag = true

requestTxtView?.setText("Alloted")

requestTxtView?.isEnabled = false

btnRequest?.isEnabled = false

}

else

{

btnRequest?.visibility = View.INVISIBLE

}

ref.removeEventListener(refIsAllowedTemp)

if (!flag)

{

retrieveRequestStatus()

}

else

{

requestTxtView?.setText("Request")

requestTxtView?.isEnabled = true

btnRequest?.isEnabled = true

}

override fun onCancelled(error: DatabaseError) {

TODO("Not yet implemented")

}

})

}

private fun retrieveSlots(uid:String?)

{

var slots = "20"

var flag = false

var ref = FirebaseDatabase.getInstance().reference.child("Slots").child(uid!!)

ref.addValueEventListener(object: ValueEventListener

{

override fun onDataChange(snapshot: DataSnapshot)

{

if (snapshot.exists())

{

slots = snapshot.child("id").getValue(String::class.java)!!

flag = true

}

if (flag)

{

var temp = slots.toInt()

temp -=20

if (temp>0)

{

statusActiveTxtView?.visibility = View.VISIBLE

statusNotActiveTxtView?.visibility = View.INVISIBLE

}

else

{

statusActiveTxtView?.visibility = View.INVISIBLE

statusNotActiveTxtView?.visibility = View.VISIBLE

}

override fun onCancelled(error: DatabaseError) {

TODO("Not yet implemented")

}

})

}

private fun retrieveProjects(uid:String?)

{

var ref = FirebaseDatabase.getInstance().reference.child("Projects").child(uid!!)

ref.addValueEventListener(object: ValueEventListener

{

override fun onDataChange(snapshot: DataSnapshot)

{

if (snapshot.exists())

{

(arrayList as ArrayList<String>).clear()

for (dataSnapShot in snapshot.children)

{

var project = dataSnapShot.child("project").getValue(String::class.java)

arrayList.add(project.toString())

}

var adapterProjects = ArrayAdapter<String>(this@SupervisorPreview,R.layout.support_simple_spinner_dropdown_item,arrayList)

spinner?.adapter = adapterProjects

}

override fun onCancelled(error: DatabaseError) {

TODO("Not yet implemented")

}

})

}

override fun onPause() {

// refRequestCancel.removeEventListener(refRequestCancelTemp)

// refIsAllowed.removeEventListener(refIsAllowedTemp)

// refRetrieve.removeEventListener(refRetrieveTemp)

super.onPause()

}

MeetingNotification.kt

package com.fyp.evaluation.Student

import android.media.Image
import androidx.appcompat.app.AppCompatActivity
import android.os.Bundle
import android.view.View
import android.widget.ImageView
import android.widget.RelativeLayout
import android.widget.TextView
import androidx.recyclerview.widget.LinearLayoutManager
import androidx.recyclerview.widget.RecyclerView
import com.fyp.evaluation.Adapter.Adapter_MeetingNotification
import com.fyp.evaluation.Firebase
import com.fyp.evaluation.Model.Model_MeetingNotifications
import com.fyp.evaluation.R
import com.google.firebase.auth.FirebaseAuth
import com.google.firebase.auth.FirebaseUser
import com.google.firebase.database.DataSnapshot
import com.google.firebase.database.DatabaseError
import com.google.firebase.database.FirebaseDatabase
import com.google.firebase.database.ValueEventListener

class MeetingNotification : AppCompatActivity() {

    var btnBack:RelativeLayout? = null
    var view:View? = null
    var recyclerView:RecyclerView? = null
    var adapter:Adapter_MeetingNotification? = null
    var arrayList = ArrayList<Model_MeetingNotifications>()

    var firebareUser:FirebaseUser? = null
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_meeting_notification)
        btnBack = findViewById(R.id.btnBack)
        recyclerView = findViewById(R.id.recyclerView)
        view = findViewById(R.id.include)
        if (supportActionBar!=null)
        {
            supportActionBar!!.hide()
        }
        recyclerView?.setHasFixedSize(true)
        recyclerView?.layoutManager = LinearLayoutManager(this)
        firebareUser = FirebaseAuth.getInstance().currentUser
//        var database = Firebase(this)
//        arrayList = database.getMeetingNotifications(firebareUser!!.uid)
        getMeetingNotifications(firebareUser!!.uid)
        btnBack?.setOnClickListener(object: View.OnClickListener
        {
            override fun onClick(v: View?) {
                finish()
            }
        })
    }
    fun getMeetingNotifications(id:String?)
    {
        var flag = false
        var ref = FirebaseDatabase.getInstance().reference.child("MeetingSchedule")
        ref.addValueEventListener(object: ValueEventListener
        {
            override fun onDataChange(snapshot: DataSnapshot) {
                if(snapshot.exists())
                {
                    (arrayList as ArrayList<Model_MeetingNotifications>).clear()
                    for (dataSnapShot in snapshot.children)
                    {
                        var uid = dataSnapShot.child("uid").getValue(String::class.java)
                        var key = dataSnapShot.child("key").getValue(String::class.java)
                        var datetime = dataSnapShot.child("datetime").getValue(String::class.java)
                        var message = dataSnapShot.child("message").getValue(String::class.java)
                        if (uid!!.equals(id))
                        {
                            flag = true
                            arrayList.add(Model_MeetingNotifications(uid,key!!,datetime!!,message!!))
                        }
                    }
                    if (flag==false)
                    {
                        view!!.visibility = View.VISIBLE
                    }
                    else
                    {
                        view?.visibility = View.GONE
                        adapter = Adapter_MeetingNotification(this@MeetingNotification,arrayList)
                        recyclerView?.adapter = adapter
                    }
                }
                else
                {
                    view!!.visibility = View.VISIBLE
                }
            }

            override fun onCancelled(error: DatabaseError) {
                TODO("Not yet implemented")
            }

        })
    }
}

100

package com.fyp.evaluation.Student

import android.media.Image

import androidx.appcompat.app.AppCompatActivity

import android.os.Bundle

import android.view.View

import android.widget.ImageView

import android.widget.RelativeLayout

import android.widget.TextView

import androidx.recyclerview.widget.LinearLayoutManager

import androidx.recyclerview.widget.RecyclerView

import com.fyp.evaluation.Adapter.Adapter_MeetingNotification

import com.fyp.evaluation.Firebase

import com.fyp.evaluation.Model.Model_MeetingNotifications

import com.fyp.evaluation.R

import com.google.firebase.auth.FirebaseAuth

import com.google.firebase.auth.FirebaseUser

import com.google.firebase.database.DataSnapshot

import com.google.firebase.database.DatabaseError

import com.google.firebase.database.FirebaseDatabase

import com.google.firebase.database.ValueEventListener

class MeetingNotification : AppCompatActivity() {

var btnBack:RelativeLayout? = null

var view:View? = null

var recyclerView:RecyclerView? = null

var adapter:Adapter_MeetingNotification? = null

var arrayList = ArrayList<Model_MeetingNotifications>()

var firebareUser:FirebaseUser? = null

override fun onCreate(savedInstanceState: Bundle?) {

super.onCreate(savedInstanceState)

setContentView(R.layout.activity_meeting_notification)

btnBack = findViewById(R.id.btnBack)

recyclerView = findViewById(R.id.recyclerView)

view = findViewById(R.id.include)

if (supportActionBar!=null)

{

supportActionBar!!.hide()

}

recyclerView?.setHasFixedSize(true)

recyclerView?.layoutManager = LinearLayoutManager(this)

firebareUser = FirebaseAuth.getInstance().currentUser

// var database = Firebase(this)

// arrayList = database.getMeetingNotifications(firebareUser!!.uid)

getMeetingNotifications(firebareUser!!.uid)

btnBack?.setOnClickListener(object: View.OnClickListener

{

override fun onClick(v: View?) {

finish()

}

})

}

fun getMeetingNotifications(id:String?)

{

var flag = false

var ref = FirebaseDatabase.getInstance().reference.child("MeetingSchedule")

ref.addValueEventListener(object: ValueEventListener

{

override fun onDataChange(snapshot: DataSnapshot) {

if(snapshot.exists())

{

(arrayList as ArrayList<Model_MeetingNotifications>).clear()

for (dataSnapShot in snapshot.children)

{

var uid = dataSnapShot.child("uid").getValue(String::class.java)

var key = dataSnapShot.child("key").getValue(String::class.java)

var datetime = dataSnapShot.child("datetime").getValue(String::class.java)

var message = dataSnapShot.child("message").getValue(String::class.java)

if (uid!!.equals(id))

{

flag = true

arrayList.add(Model_MeetingNotifications(uid,key!!,datetime!!,message!!))

}

if (flag==false)

{

view!!.visibility = View.VISIBLE

}

else

{

view?.visibility = View.GONE

adapter = Adapter_MeetingNotification(this@MeetingNotification,arrayList)

recyclerView?.adapter = adapter

}

else

{

view!!.visibility = View.VISIBLE

}

override fun onCancelled(error: DatabaseError) {

TODO("Not yet implemented")

}

})

}

GroupMembers.kt

package com.fyp.evaluation.Student

import androidx.appcompat.app.AppCompatActivity
import android.os.Bundle
import android.view.View
import android.widget.RelativeLayout
import android.widget.Toast
import androidx.recyclerview.widget.LinearLayoutManager
import androidx.recyclerview.widget.RecyclerView
import com.fyp.evaluation.Adapter.Adapter_GroupMembers
import com.fyp.evaluation.Model.Model_GroupMembers
import com.fyp.evaluation.Model.Users
import com.fyp.evaluation.R
import com.google.firebase.auth.FirebaseAuth
import com.google.firebase.auth.FirebaseUser
import com.google.firebase.database.DataSnapshot
import com.google.firebase.database.DatabaseError
import com.google.firebase.database.FirebaseDatabase
import com.google.firebase.database.ValueEventListener

class GroupMembers : AppCompatActivity() {
    private lateinit var backBtn:RelativeLayout
    private lateinit var recyclerView: RecyclerView
    private lateinit var adapter: Adapter_GroupMembers
    private lateinit var arrayList:ArrayList<Model_GroupMembers>
    private var firebaseUser:FirebaseUser? = null
    private var mAauth:FirebaseAuth? = null
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_group_members)
        backBtn = findViewById(R.id.gm_btnBack)
        recyclerView = findViewById(R.id.gm_recyclerView)
        if (supportActionBar!=null)
        {
            supportActionBar!!.hide()
        }
        firebaseUser = FirebaseAuth.getInstance().currentUser

        var ref = FirebaseDatabase.getInstance().reference.child("Users").child(firebaseUser!!.uid)
        ref.addValueEventListener(object: ValueEventListener
        {
            override fun onDataChange(snapshot: DataSnapshot) {
                var gname = snapshot.child("group_name").getValue(String::class.java)
                retrieveGroupMembers(gname)
            }
            override fun onCancelled(error: DatabaseError) {
                TODO("Not yet implemented")
            }
        })

        backBtn.setOnClickListener(object: View.OnClickListener
        {
            override fun onClick(v: View?) {
                finish()
            }
        })

        arrayList = ArrayList()
        recyclerView.setHasFixedSize(true)
        recyclerView.layoutManager = LinearLayoutManager(this)
    }

    private fun retrieveGroupMembers(gname:String?)
    {
        var ref = FirebaseDatabase.getInstance().reference.child("Users")
        ref.addValueEventListener(object: ValueEventListener
        {
            override fun onDataChange(snapshot: DataSnapshot) {
                (arrayList as ArrayList<Model_GroupMembers>).clear()
                for (dataSnapShot in snapshot.children)
                {
                    var data = dataSnapShot.getValue(Users::class.java)
                    var g_name = data?.getGroup_Name()
                    var u_id = data?.getUID()
                    if (g_name.equals(gname) && !(firebaseUser!!.uid.equals(u_id)))
                    {
                        var profileImage= data!!.getProfile_Image()
                        var name = data.getName()
                        var pname = data!!.getProject_Name()
                        var model = Model_GroupMembers(profileImage,name,pname,gname)
                        arrayList.add(model)
                    }
                }
                adapter = Adapter_GroupMembers(applicationContext,arrayList)
                recyclerView.adapter = adapter
            }
            override fun onCancelled(error: DatabaseError) {
                TODO("Not yet implemented")
            }
        })
    }
}

package com.fyp.evaluation.Student

import androidx.appcompat.app.AppCompatActivity

import android.os.Bundle

import android.view.View

import android.widget.RelativeLayout

import android.widget.Toast

import androidx.recyclerview.widget.LinearLayoutManager

import androidx.recyclerview.widget.RecyclerView

import com.fyp.evaluation.Adapter.Adapter_GroupMembers

import com.fyp.evaluation.Model.Model_GroupMembers

import com.fyp.evaluation.Model.Users

import com.fyp.evaluation.R

import com.google.firebase.auth.FirebaseAuth

import com.google.firebase.auth.FirebaseUser

import com.google.firebase.database.DataSnapshot

import com.google.firebase.database.DatabaseError

import com.google.firebase.database.FirebaseDatabase

import com.google.firebase.database.ValueEventListener

class GroupMembers : AppCompatActivity() {

private lateinit var backBtn:RelativeLayout

private lateinit var recyclerView: RecyclerView

private lateinit var adapter: Adapter_GroupMembers

private lateinit var arrayList:ArrayList<Model_GroupMembers>

private var firebaseUser:FirebaseUser? = null

private var mAauth:FirebaseAuth? = null

override fun onCreate(savedInstanceState: Bundle?) {

super.onCreate(savedInstanceState)

setContentView(R.layout.activity_group_members)

backBtn = findViewById(R.id.gm_btnBack)

recyclerView = findViewById(R.id.gm_recyclerView)

if (supportActionBar!=null)

{

supportActionBar!!.hide()

}

firebaseUser = FirebaseAuth.getInstance().currentUser

var ref = FirebaseDatabase.getInstance().reference.child("Users").child(firebaseUser!!.uid)

ref.addValueEventListener(object: ValueEventListener

{

override fun onDataChange(snapshot: DataSnapshot) {

var gname = snapshot.child("group_name").getValue(String::class.java)

retrieveGroupMembers(gname)

}

override fun onCancelled(error: DatabaseError) {

TODO("Not yet implemented")

}

})

backBtn.setOnClickListener(object: View.OnClickListener

{

override fun onClick(v: View?) {

finish()

}

})

arrayList = ArrayList()

recyclerView.setHasFixedSize(true)

recyclerView.layoutManager = LinearLayoutManager(this)

}

private fun retrieveGroupMembers(gname:String?)

{

var ref = FirebaseDatabase.getInstance().reference.child("Users")

ref.addValueEventListener(object: ValueEventListener

{

override fun onDataChange(snapshot: DataSnapshot) {

(arrayList as ArrayList<Model_GroupMembers>).clear()

for (dataSnapShot in snapshot.children)

{

var data = dataSnapShot.getValue(Users::class.java)

var g_name = data?.getGroup_Name()

var u_id = data?.getUID()

if (g_name.equals(gname) && !(firebaseUser!!.uid.equals(u_id)))

{

var profileImage= data!!.getProfile_Image()

var name = data.getName()

var pname = data!!.getProject_Name()

var model = Model_GroupMembers(profileImage,name,pname,gname)

arrayList.add(model)

}

adapter = Adapter_GroupMembers(applicationContext,arrayList)

recyclerView.adapter = adapter

}

override fun onCancelled(error: DatabaseError) {

TODO("Not yet implemented")

}

})

}

Dashboard.kt

package com.fyp.evaluation.Student

import android.content.Intent
import android.content.SharedPreferences
import android.os.Build
import android.os.Bundle
import android.view.MenuItem
import android.view.View
import android.view.WindowManager
import android.widget.ImageView
import android.widget.TextView
import android.widget.Toast
import androidx.appcompat.app.ActionBarDrawerToggle
import androidx.appcompat.app.AppCompatActivity
import androidx.appcompat.widget.Toolbar
import androidx.cardview.widget.CardView
import androidx.core.view.GravityCompat
import androidx.core.view.isVisible
import androidx.drawerlayout.widget.DrawerLayout
import com.fyp.evaluation.*
import com.google.android.material.navigation.NavigationView
import com.google.firebase.auth.FirebaseAuth
import com.google.firebase.auth.FirebaseUser
import com.google.firebase.database.DataSnapshot
import com.google.firebase.database.DatabaseError
import com.google.firebase.database.FirebaseDatabase
import com.google.firebase.database.ValueEventListener
import com.squareup.picasso.Picasso
import de.hdodenhof.circleimageview.CircleImageView

class Dashboard : AppCompatActivity() , NavigationView.OnNavigationItemSelectedListener {

    private lateinit var drawerLayout: DrawerLayout
    private lateinit var menuBtn:ImageView
    var navigationView: NavigationView? = null
    var toolbar:Toolbar? = null
    private var profileImage:CircleImageView? = null
    private var profileImage2:CircleImageView? = null
    private var nameTxtView:TextView? = null
    private var nameTxtView2:TextView? = null
    private var btnCross:ImageView? = null
    private var layoutNotificationCount:CardView? = null
    private var notificationCount:TextView? = null

    private lateinit var sectionGroupMembers:CardView
    private lateinit var sectionSupervisor:CardView
    private lateinit var sectionChat:CardView
    private lateinit var sectionMeetingSchedule:CardView
    private lateinit var sharedPreference: SharedPreference
    private var firebaseUser:FirebaseUser? = null
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.nav_drawer)
        profileImage = findViewById(R.id.img_dashboard)
        nameTxtView = findViewById(R.id.name_dashboard)
        sectionGroupMembers = findViewById(R.id.section_group_members)
        sectionSupervisor = findViewById(R.id.section_supervisor)
        sectionChat = findViewById(R.id.section_chat)
        sectionMeetingSchedule = findViewById(R.id.section_meeting_schedule)
        menuBtn = findViewById(R.id.menubtn)
        toolbar = findViewById(R.id.toolbar)
        drawerLayout = findViewById(R.id.drawer_layout)
        navigationView = findViewById(R.id.nav_view)
        layoutNotificationCount = findViewById(R.id.layout_notification_count)
        notificationCount = findViewById(R.id.tv_notification_count)
        var headerView = navigationView?.getHeaderView(0)
        profileImage2 = headerView?.findViewById(R.id.profileImage_nav_header_student)
        nameTxtView2 = headerView?.findViewById(R.id.txtViewName_nav_header_student)
        btnCross = headerView?.findViewById(R.id.btnCross_nav_header_student)
        if (supportActionBar!=null)
        {
            supportActionBar!!.hide()
        }

        firebaseUser = FirebaseAuth.getInstance().currentUser
        countMeetingNotifications(firebaseUser!!.uid)
        sharedPreference = SharedPreference(this@Dashboard)
        var name = sharedPreference.getName()
        var urlImage = sharedPreference.getProfileImage()
        if (!name.equals("null"))
        {
            nameTxtView?.visibility = View.VISIBLE
            nameTxtView2?.visibility = View.VISIBLE
            nameTxtView?.setText(name)
            nameTxtView2!!.setText(name)
        }
        if (!urlImage.equals("null"))
        {
            Picasso.get().load(urlImage).into(profileImage)
            profileImage?.visibility = View.VISIBLE
            Picasso.get().load(urlImage).into(profileImage2)
            profileImage2?.visibility = View.VISIBLE
        }
        val toggle = ActionBarDrawerToggle(
            this, drawerLayout, toolbar,
            R.string.navigation_drawer_open, R.string.navigation_drawer_close
        )
        toggle.isDrawerIndicatorEnabled = false
        navigationView?.setNavigationItemSelectedListener(this)
        drawerLayout.addDrawerListener(toggle)
        toggle.syncState()
        toggle.toolbarNavigationClickListener =
            View.OnClickListener { drawerLayout.openDrawer(GravityCompat.START) }

        menuBtn.setOnClickListener {
            if (drawerLayout.isDrawerOpen(GravityCompat.START)) {
//                drawerLayout.closeDrawer(GravityCompat.START)
            } else {
                drawerLayout.openDrawer(GravityCompat.START)
            }
        }
        btnCross?.setOnClickListener(object: View.OnClickListener
        {
            override fun onClick(v: View?) {
                if (drawerLayout.isDrawerOpen(GravityCompat.START)) {
                drawerLayout.closeDrawer(GravityCompat.START)
                }
            }
        })
        sectionChat.setOnClickListener(object: View.OnClickListener
        {
            override fun onClick(v: View?) {
                startActivity(Intent(this@Dashboard,MainActivity::class.java))
            }
        })
        sectionGroupMembers.setOnClickListener(object: View.OnClickListener
        {
            override fun onClick(v: View?) {
                startActivity(Intent(this@Dashboard,GroupMembers::class.java))
            }
        })
        sectionSupervisor.setOnClickListener(object: View.OnClickListener
        {
            override fun onClick(v: View?) {
                startActivity(Intent(this@Dashboard,SupervisorsProfiles::class.java))
            }
        })
        sectionMeetingSchedule.setOnClickListener(object: View.OnClickListener
        {
            override fun onClick(v: View?) {
                startActivity(Intent(this@Dashboard,MeetingNotification::class.java))
            }
        })


       layoutNotificationCount?.setOnClickListener(object: View.OnClickListener
       {
           override fun onClick(v: View?) {
               if (layoutNotificationCount?.visibility==View.VISIBLE)
               {
                   startActivity(Intent(this@Dashboard,MeetingNotification::class.java))
               }
           }

       })
    }


    private fun countMeetingNotifications(uid: String)
    {
        var count:Int = 0
        var ref = FirebaseDatabase.getInstance().reference.child("MeetingSchedule")
        ref.addValueEventListener(object: ValueEventListener
        {
            override fun onDataChange(snapshot: DataSnapshot) {
                if (snapshot.exists())
                {
                    count = 0
                    for (dataSnapShot in snapshot.children)
                    {
                        var id = dataSnapShot.child("uid").getValue(String::class.java)
                        if (uid.equals(id))
                        {
                            count++
                        }
                    }
                    if (count>0)
                    {
                        layoutNotificationCount?.visibility = View.VISIBLE
                        notificationCount?.setText(count.toString())
                    }
                    else
                    {
                        count = 0
                        layoutNotificationCount?.visibility = View.INVISIBLE
                        notificationCount?.setText("0")
                    }
//                    ref.removeEventListener(listener!!)
                }
                else
                {
                    count = 0
                    layoutNotificationCount?.visibility = View.INVISIBLE
                    notificationCount?.setText("")
                }
            }

            override fun onCancelled(error: DatabaseError) {
                TODO("Not yet implemented")
            }

        })
    }

    override fun onNavigationItemSelected(item: MenuItem): Boolean {
        var id = item.itemId
        if (id.equals(R.id.nav_logout))
        {
            sharedPreference.clearCategory()
            FirebaseAuth.getInstance().signOut()
            startActivity(Intent(this@Dashboard, Welcome::class.java))
            finish()
        }
        if(id.equals(R.id.nav_profile))
        {
            startActivity(Intent(this@Dashboard, Profile::class.java))
            finish()
        }

        return false
    }
}

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package com.fyp.evaluation.Student

import android.content.Intent

import android.content.SharedPreferences

import android.os.Build

import android.os.Bundle

import android.view.MenuItem

import android.view.View

import android.view.WindowManager

import android.widget.ImageView

import android.widget.TextView

import android.widget.Toast

import androidx.appcompat.app.ActionBarDrawerToggle

import androidx.appcompat.app.AppCompatActivity

import androidx.appcompat.widget.Toolbar

import androidx.cardview.widget.CardView

import androidx.core.view.GravityCompat

import androidx.core.view.isVisible

import androidx.drawerlayout.widget.DrawerLayout

import com.fyp.evaluation.*

import com.google.android.material.navigation.NavigationView

import com.google.firebase.auth.FirebaseAuth

import com.google.firebase.auth.FirebaseUser

import com.google.firebase.database.DataSnapshot

import com.google.firebase.database.DatabaseError

import com.google.firebase.database.FirebaseDatabase

import com.google.firebase.database.ValueEventListener

import com.squareup.picasso.Picasso

import de.hdodenhof.circleimageview.CircleImageView

class Dashboard : AppCompatActivity() , NavigationView.OnNavigationItemSelectedListener {

private lateinit var drawerLayout: DrawerLayout

private lateinit var menuBtn:ImageView

var navigationView: NavigationView? = null

var toolbar:Toolbar? = null

private var profileImage:CircleImageView? = null

private var profileImage2:CircleImageView? = null

private var nameTxtView:TextView? = null

private var nameTxtView2:TextView? = null

private var btnCross:ImageView? = null

private var layoutNotificationCount:CardView? = null

private var notificationCount:TextView? = null

private lateinit var sectionGroupMembers:CardView

private lateinit var sectionSupervisor:CardView

private lateinit var sectionChat:CardView

private lateinit var sectionMeetingSchedule:CardView

private lateinit var sharedPreference: SharedPreference

private var firebaseUser:FirebaseUser? = null

override fun onCreate(savedInstanceState: Bundle?) {

super.onCreate(savedInstanceState)

setContentView(R.layout.nav_drawer)

profileImage = findViewById(R.id.img_dashboard)

nameTxtView = findViewById(R.id.name_dashboard)

sectionGroupMembers = findViewById(R.id.section_group_members)

sectionSupervisor = findViewById(R.id.section_supervisor)

sectionChat = findViewById(R.id.section_chat)

sectionMeetingSchedule = findViewById(R.id.section_meeting_schedule)

menuBtn = findViewById(R.id.menubtn)

toolbar = findViewById(R.id.toolbar)

drawerLayout = findViewById(R.id.drawer_layout)

navigationView = findViewById(R.id.nav_view)

layoutNotificationCount = findViewById(R.id.layout_notification_count)

notificationCount = findViewById(R.id.tv_notification_count)

var headerView = navigationView?.getHeaderView(0)

profileImage2 = headerView?.findViewById(R.id.profileImage_nav_header_student)

nameTxtView2 = headerView?.findViewById(R.id.txtViewName_nav_header_student)

btnCross = headerView?.findViewById(R.id.btnCross_nav_header_student)

if (supportActionBar!=null)

{

supportActionBar!!.hide()

}

firebaseUser = FirebaseAuth.getInstance().currentUser

countMeetingNotifications(firebaseUser!!.uid)

sharedPreference = SharedPreference(this@Dashboard)

var name = sharedPreference.getName()

var urlImage = sharedPreference.getProfileImage()

if (!name.equals("null"))

{

nameTxtView?.visibility = View.VISIBLE

nameTxtView2?.visibility = View.VISIBLE

nameTxtView?.setText(name)

nameTxtView2!!.setText(name)

}

if (!urlImage.equals("null"))

{

Picasso.get().load(urlImage).into(profileImage)

profileImage?.visibility = View.VISIBLE

Picasso.get().load(urlImage).into(profileImage2)

profileImage2?.visibility = View.VISIBLE

}

val toggle = ActionBarDrawerToggle(

this, drawerLayout, toolbar,

R.string.navigation_drawer_open, R.string.navigation_drawer_close

)

toggle.isDrawerIndicatorEnabled = false

navigationView?.setNavigationItemSelectedListener(this)

drawerLayout.addDrawerListener(toggle)

toggle.syncState()

toggle.toolbarNavigationClickListener =

View.OnClickListener { drawerLayout.openDrawer(GravityCompat.START) }

menuBtn.setOnClickListener {

if (drawerLayout.isDrawerOpen(GravityCompat.START)) {

// drawerLayout.closeDrawer(GravityCompat.START)

} else {

drawerLayout.openDrawer(GravityCompat.START)

}

btnCross?.setOnClickListener(object: View.OnClickListener

{

override fun onClick(v: View?) {

if (drawerLayout.isDrawerOpen(GravityCompat.START)) {

drawerLayout.closeDrawer(GravityCompat.START)

}

})

sectionChat.setOnClickListener(object: View.OnClickListener

{

override fun onClick(v: View?) {

startActivity(Intent(this@Dashboard,MainActivity::class.java))

}

})

sectionGroupMembers.setOnClickListener(object: View.OnClickListener

{

override fun onClick(v: View?) {

startActivity(Intent(this@Dashboard,GroupMembers::class.java))

}

})

sectionSupervisor.setOnClickListener(object: View.OnClickListener

{

override fun onClick(v: View?) {

startActivity(Intent(this@Dashboard,SupervisorsProfiles::class.java))

}

})

sectionMeetingSchedule.setOnClickListener(object: View.OnClickListener

{

override fun onClick(v: View?) {

startActivity(Intent(this@Dashboard,MeetingNotification::class.java))

}

})

layoutNotificationCount?.setOnClickListener(object: View.OnClickListener

{

override fun onClick(v: View?) {

if (layoutNotificationCount?.visibility==View.VISIBLE)

{

startActivity(Intent(this@Dashboard,MeetingNotification::class.java))

}

})

}

private fun countMeetingNotifications(uid: String)

{

var count:Int = 0

var ref = FirebaseDatabase.getInstance().reference.child("MeetingSchedule")

ref.addValueEventListener(object: ValueEventListener

{

override fun onDataChange(snapshot: DataSnapshot) {

if (snapshot.exists())

{

count = 0

for (dataSnapShot in snapshot.children)

{

var id = dataSnapShot.child("uid").getValue(String::class.java)

if (uid.equals(id))

{

count++

}

if (count>0)

{

layoutNotificationCount?.visibility = View.VISIBLE

notificationCount?.setText(count.toString())

}

else

{

count = 0

layoutNotificationCount?.visibility = View.INVISIBLE

notificationCount?.setText("0")

}

// ref.removeEventListener(listener!!)

}

else

{

count = 0

layoutNotificationCount?.visibility = View.INVISIBLE

notificationCount?.setText("")

}

override fun onCancelled(error: DatabaseError) {

TODO("Not yet implemented")

}

})

}

override fun onNavigationItemSelected(item: MenuItem): Boolean {

var id = item.itemId

if (id.equals(R.id.nav_logout))

{

sharedPreference.clearCategory()

FirebaseAuth.getInstance().signOut()

startActivity(Intent(this@Dashboard, Welcome::class.java))

finish()

}

if(id.equals(R.id.nav_profile))

{

startActivity(Intent(this@Dashboard, Profile::class.java))

finish()

}

return false

}

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Charity And Donations Android App Source Code

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AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    package="com.mudassar.charityorganizer">

    <uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" />
    <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />
    <uses-permission android:name="android.permission.INTERNET" />
    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />

    <application
        android:allowBackup="true"
        android:icon="@mipmap/ic_launcher"
        android:label="@string/app_name"
        tools:replace="android:allowBackup"
        android:roundIcon="@mipmap/ic_launcher_round"
        android:usesCleartextTraffic="true"
        android:supportsRtl="true"
        android:theme="@style/AppTheme"
        tools:targetApi="m">

        <activity android:name=".MainActivity"/>
        <activity android:name=".signin" />
        <activity android:name=".signup" />
        <activity android:name=".Profile" />
        <activity android:name=".Request" />
        <activity android:name=".Description" />
        <activity android:name=".MyRequest" />
        <activity android:name=".Edit" />
        <activity android:name=".ViewProfile" />
        <activity android:name=".Events" />
        <activity android:name=".MedicalCamps" />
        <activity android:name=".MissingPerson" />
        <activity android:name=".MyMissingPerson" />
        <activity android:name=".AddMissingRecord" />
        <activity android:name=".Ambulance"/>

        <activity
            android:name="com.theartofdev.edmodo.cropper.CropImageActivity"
            android:theme="@style/Base.Theme.AppCompat" />



        <activity
            android:name="com.thefinestartist.finestwebview.FinestWebViewActivity"
            android:configChanges="keyboardHidden|orientation|screenSize"
            android:screenOrientation="sensor"
            android:theme="@style/FinestWebViewTheme.Light" />


        <meta-data
            android:name="com.google.android.geo.API_KEY"
            android:value="@string/google_maps_key" />

        <activity android:name=".SplashActivity">

            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>

        </activity>

        <activity
            android:name=".Home"
            android:label="@string/title_activity_home"
            android:theme="@style/AppTheme" />

    </application>

</manifest>

<?xml version="1.0" encoding="utf-8"?>

<manifest xmlns:android="http://schemas.android.com/apk/res/android"

xmlns:tools="http://schemas.android.com/tools"

package="com.mudassar.charityorganizer">

<uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" />

<uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />

<uses-permission android:name="android.permission.INTERNET" />

<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />

<application

android:allowBackup="true"

android:icon="@mipmap/ic_launcher"

android:label="@string/app_name"

tools:replace="android:allowBackup"

android:roundIcon="@mipmap/ic_launcher_round"

android:usesCleartextTraffic="true"

android:supportsRtl="true"

android:theme="@style/AppTheme"

tools:targetApi="m">

<activity

android:name="com.theartofdev.edmodo.cropper.CropImageActivity"

android:theme="@style/Base.Theme.AppCompat" />

<activity

android:name="com.thefinestartist.finestwebview.FinestWebViewActivity"

android:configChanges="keyboardHidden|orientation|screenSize"

android:screenOrientation="sensor"

android:theme="@style/FinestWebViewTheme.Light" />

<meta-data

android:name="com.google.android.geo.API_KEY"

android:value="@string/google_maps_key" />

<intent-filter>

</intent-filter>

</activity>

<activity

android:name=".Home"

android:label="@string/title_activity_home"

android:theme="@style/AppTheme" />

</application>

</manifest>

AddMissingRecord.java

package com.mudassar.charityorganizer;

import android.app.ProgressDialog;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.net.Uri;
import android.os.Bundle;
import android.util.Base64;
import android.view.View;
import android.widget.EditText;
import android.widget.ImageView;
import android.widget.Spinner;
import android.widget.Toast;


import androidx.appcompat.app.AppCompatActivity;

import com.android.volley.*;
import com.android.volley.toolbox.StringRequest;
import com.android.volley.toolbox.Volley;
import com.google.android.material.snackbar.Snackbar;
import com.squareup.picasso.MemoryPolicy;
import com.squareup.picasso.NetworkPolicy;
import com.squareup.picasso.Picasso;
import com.theartofdev.edmodo.cropper.CropImage;
import com.theartofdev.edmodo.cropper.CropImageView;

import java.io.ByteArrayOutputStream;
import java.io.FileNotFoundException;
import java.io.InputStream;
import java.util.Hashtable;
import java.util.Map;

public class AddMissingRecord extends AppCompatActivity {
    Bitmap image=null;
    ImageView pf;
    int user_id=0;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_add_missing_record);


        pf=(ImageView)findViewById(R.id.pf);
        SharedPreferences sharedPref = getSharedPreferences("LogIn", Context.MODE_PRIVATE);
        user_id= sharedPref.getInt("id",0);

    }


    public void finiss (View v){
        finish();
    }



    public void submitit (View v){
        String name="",age="",place="",date="",contact="";
        String gender="";

        name=((EditText)findViewById(R.id.name)).getText().toString();
        age=((EditText)findViewById(R.id.age)).getText().toString();
        place=((EditText)findViewById(R.id.place)).getText().toString();
        date=((EditText)findViewById(R.id.date)).getText().toString();
        contact=((EditText)findViewById(R.id.contact)).getText().toString();
        gender=((Spinner) findViewById(R.id.gender)).getSelectedItem().toString();



        if (image!=null){
            if (name!=null&&!(name.equals(""))){
                if (age!=null&&!(age.equals(""))){
                    if (place!=null&&!(place.equals(""))){
                        if (date!=null&&!(date.equals(""))){
                            if (contact!=null&&!(contact.equals(""))){
                                if (gender!=null&&!(gender.equals(""))){
volleyRequest(image,name,age,place,date,contact,gender,user_id);

                                }
                                else {
                                    Snackbar.make(findViewById(android.R.id.content), "No Gender Selected", Snackbar.LENGTH_LONG).show();
                                }
                            }
                            else {
                                Snackbar.make(findViewById(android.R.id.content), "No Contact Number Entered", Snackbar.LENGTH_LONG).show();
                            }
                        }
                        else {
                            Snackbar.make(findViewById(android.R.id.content), "No Date Entered", Snackbar.LENGTH_LONG).show();
                        }
                    }
                    else {
                        Snackbar.make(findViewById(android.R.id.content), "No Place Selected", Snackbar.LENGTH_LONG).show();
                    }
                }
                else {
                    Snackbar.make(findViewById(android.R.id.content), "No Age Entered", Snackbar.LENGTH_LONG).show();
                }
            }
            else {

                Snackbar.make(findViewById(android.R.id.content), "No Name Entered", Snackbar.LENGTH_LONG).show();
            }
        }

        else {
            Snackbar.make(findViewById(android.R.id.content), "No Picture Selected", Snackbar.LENGTH_LONG).show();
        }


    }


    public void saveImagei (View v){
        CropImage.activity()
                .setGuidelines(CropImageView.Guidelines.ON)
                .start(this);

    }


    @Override
    public void onActivityResult(int requestCode, int resultCode, Intent data) {

        super.onActivityResult(requestCode, resultCode, data);
        if (requestCode == CropImage.CROP_IMAGE_ACTIVITY_REQUEST_CODE) {
            CropImage.ActivityResult result = CropImage.getActivityResult(data);
            if (resultCode == RESULT_OK) {
                Uri resultUri = result.getUri();
                InputStream image_stream = null;
                try {
                    image_stream = getContentResolver().openInputStream(resultUri);

                } catch (FileNotFoundException e) {
                    e.printStackTrace();
                }
                image = BitmapFactory.decodeStream(image_stream);

                Picasso.get().load(resultUri).memoryPolicy(MemoryPolicy.NO_CACHE, MemoryPolicy.NO_STORE)
                        .networkPolicy(NetworkPolicy.NO_CACHE, NetworkPolicy.NO_STORE).transform(new CircleTransform()).into(pf);


            } else if (resultCode == CropImage.CROP_IMAGE_ACTIVITY_RESULT_ERROR_CODE) {
                Exception error = result.getError();
            }
        }


    }



    public void volleyRequest(final Bitmap image, final String name, final String age, final String place, final String date, final String contact, final String gender, final int user_id){
        String url= getString(R.string.url)+"/Charity/addMissingRecord.php";
        final ProgressDialog loading = ProgressDialog.show(this,"Submitting...","Please wait...",false,false);
        StringRequest stringRequest = new StringRequest(com.android.volley.Request.Method.POST, url,
                new Response.Listener<String>() {
                    @Override
                    public void onResponse(String s) {
                        loading.dismiss();
                        finish();
                        Toast.makeText(AddMissingRecord.this, s , Toast.LENGTH_LONG).show();

                    }
                },
                new Response.ErrorListener() {
                    @Override
                    public void onErrorResponse(VolleyError volleyError) {
                        loading.dismiss();
                        Toast.makeText(AddMissingRecord.this, volleyError.getMessage().toString(), Toast.LENGTH_LONG).show();
                    }
                }){
            @Override
            protected Map<String, String> getParams() throws AuthFailureError{

                ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
                image.compress(Bitmap.CompressFormat.JPEG,100,byteArrayOutputStream);
                String encodeImage = Base64.encodeToString(byteArrayOutputStream.toByteArray(),Base64.DEFAULT);
                Map<String,String> params = new Hashtable<>();

                params.put("image", encodeImage);
                params.put("name", name);
                params.put("age", age);
                params.put("place", place);
                params.put("date", date);
                params.put("contact", contact);
                params.put("gender", gender);
                params.put("user_id", Integer.toString(user_id));

                return params;
            }
        };

        stringRequest .setShouldCache(false);

        RequestQueue requestQueue = Volley.newRequestQueue(this);
        requestQueue.getCache().clear();
        requestQueue.add(stringRequest);


    }





}

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package com.mudassar.charityorganizer;

import android.app.ProgressDialog;

import android.content.Context;

import android.content.Intent;

import android.content.SharedPreferences;

import android.graphics.Bitmap;

import android.graphics.BitmapFactory;

import android.net.Uri;

import android.os.Bundle;

import android.util.Base64;

import android.view.View;

import android.widget.EditText;

import android.widget.ImageView;

import android.widget.Spinner;

import android.widget.Toast;

import androidx.appcompat.app.AppCompatActivity;

import com.android.volley.*;

import com.android.volley.toolbox.StringRequest;

import com.android.volley.toolbox.Volley;

import com.google.android.material.snackbar.Snackbar;

import com.squareup.picasso.MemoryPolicy;

import com.squareup.picasso.NetworkPolicy;

import com.squareup.picasso.Picasso;

import com.theartofdev.edmodo.cropper.CropImage;

import com.theartofdev.edmodo.cropper.CropImageView;

import java.io.ByteArrayOutputStream;

import java.io.FileNotFoundException;

import java.io.InputStream;

import java.util.Hashtable;

import java.util.Map;

public class AddMissingRecord extends AppCompatActivity {

Bitmap image=null;

ImageView pf;

int user_id=0;

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.activity_add_missing_record);

pf=(ImageView)findViewById(R.id.pf);

SharedPreferences sharedPref = getSharedPreferences("LogIn", Context.MODE_PRIVATE);

user_id= sharedPref.getInt("id",0);

}

public void finiss (View v){

finish();

}

public void submitit (View v){

String name="",age="",place="",date="",contact="";

String gender="";

name=((EditText)findViewById(R.id.name)).getText().toString();

age=((EditText)findViewById(R.id.age)).getText().toString();

place=((EditText)findViewById(R.id.place)).getText().toString();

date=((EditText)findViewById(R.id.date)).getText().toString();

contact=((EditText)findViewById(R.id.contact)).getText().toString();

gender=((Spinner) findViewById(R.id.gender)).getSelectedItem().toString();

if (image!=null){

if (name!=null&&!(name.equals(""))){

if (age!=null&&!(age.equals(""))){

if (place!=null&&!(place.equals(""))){

if (date!=null&&!(date.equals(""))){

if (contact!=null&&!(contact.equals(""))){

if (gender!=null&&!(gender.equals(""))){

volleyRequest(image,name,age,place,date,contact,gender,user_id);

}

else {

Snackbar.make(findViewById(android.R.id.content), "No Gender Selected", Snackbar.LENGTH_LONG).show();

}

else {

Snackbar.make(findViewById(android.R.id.content), "No Contact Number Entered", Snackbar.LENGTH_LONG).show();

}

else {

Snackbar.make(findViewById(android.R.id.content), "No Date Entered", Snackbar.LENGTH_LONG).show();

}

else {

Snackbar.make(findViewById(android.R.id.content), "No Place Selected", Snackbar.LENGTH_LONG).show();

}

else {

Snackbar.make(findViewById(android.R.id.content), "No Age Entered", Snackbar.LENGTH_LONG).show();

}

else {

Snackbar.make(findViewById(android.R.id.content), "No Name Entered", Snackbar.LENGTH_LONG).show();

}

else {

Snackbar.make(findViewById(android.R.id.content), "No Picture Selected", Snackbar.LENGTH_LONG).show();

}

public void saveImagei (View v){

CropImage.activity()

.setGuidelines(CropImageView.Guidelines.ON)

.start(this);

}

@Override

public void onActivityResult(int requestCode, int resultCode, Intent data) {

super.onActivityResult(requestCode, resultCode, data);

if (requestCode == CropImage.CROP_IMAGE_ACTIVITY_REQUEST_CODE) {

CropImage.ActivityResult result = CropImage.getActivityResult(data);

if (resultCode == RESULT_OK) {

Uri resultUri = result.getUri();

InputStream image_stream = null;

try {

image_stream = getContentResolver().openInputStream(resultUri);

} catch (FileNotFoundException e) {

e.printStackTrace();

}

image = BitmapFactory.decodeStream(image_stream);

Picasso.get().load(resultUri).memoryPolicy(MemoryPolicy.NO_CACHE, MemoryPolicy.NO_STORE)

.networkPolicy(NetworkPolicy.NO_CACHE, NetworkPolicy.NO_STORE).transform(new CircleTransform()).into(pf);

} else if (resultCode == CropImage.CROP_IMAGE_ACTIVITY_RESULT_ERROR_CODE) {

Exception error = result.getError();

}

public void volleyRequest(final Bitmap image, final String name, final String age, final String place, final String date, final String contact, final String gender, final int user_id){

String url= getString(R.string.url)+"/Charity/addMissingRecord.php";

final ProgressDialog loading = ProgressDialog.show(this,"Submitting...","Please wait...",false,false);

StringRequest stringRequest = new StringRequest(com.android.volley.Request.Method.POST, url,

new Response.Listener<String>() {

@Override

public void onResponse(String s) {

loading.dismiss();

finish();

Toast.makeText(AddMissingRecord.this, s , Toast.LENGTH_LONG).show();

}

new Response.ErrorListener() {

@Override

public void onErrorResponse(VolleyError volleyError) {

loading.dismiss();

Toast.makeText(AddMissingRecord.this, volleyError.getMessage().toString(), Toast.LENGTH_LONG).show();

}

}){

@Override

protected Map<String, String> getParams() throws AuthFailureError{

ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();

image.compress(Bitmap.CompressFormat.JPEG,100,byteArrayOutputStream);

String encodeImage = Base64.encodeToString(byteArrayOutputStream.toByteArray(),Base64.DEFAULT);

Map<String,String> params = new Hashtable<>();

params.put("image", encodeImage);

params.put("name", name);

params.put("age", age);

params.put("place", place);

params.put("date", date);

params.put("contact", contact);

params.put("gender", gender);

params.put("user_id", Integer.toString(user_id));

return params;

}

};

stringRequest .setShouldCache(false);

RequestQueue requestQueue = Volley.newRequestQueue(this);

requestQueue.getCache().clear();

requestQueue.add(stringRequest);

}

Ambulance.java

package com.mudassar.charityorganizer;

import android.Manifest;
import android.annotation.SuppressLint;
import android.app.ProgressDialog;
import android.content.Context;
import android.content.IntentSender;
import android.content.SharedPreferences;
import android.content.pm.PackageManager;
import android.graphics.Color;
import android.graphics.Typeface;
import android.location.Location;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.os.AsyncTask;
import android.os.Handler;
import android.os.Bundle;
import android.view.Gravity;
import android.view.View;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.TextView;
import android.widget.Toast;

import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.appcompat.widget.Toolbar;
import androidx.core.app.ActivityCompat;
import androidx.fragment.app.FragmentActivity;

import com.google.android.gms.common.ConnectionResult;
import com.google.android.gms.common.api.GoogleApiClient;
import com.google.android.gms.common.api.PendingResult;
import com.google.android.gms.common.api.ResultCallback;
import com.google.android.gms.common.api.Status;
import com.google.android.gms.location.FusedLocationProviderApi;
import com.google.android.gms.location.LocationListener;
import com.google.android.gms.location.LocationRequest;
import com.google.android.gms.location.LocationServices;
import com.google.android.gms.location.LocationSettingsRequest;
import com.google.android.gms.location.LocationSettingsResult;
import com.google.android.gms.location.LocationSettingsStates;
import com.google.android.gms.location.LocationSettingsStatusCodes;
import com.google.android.gms.maps.CameraUpdate;
import com.google.android.gms.maps.CameraUpdateFactory;
import com.google.android.gms.maps.GoogleMap;
import com.google.android.gms.maps.OnMapReadyCallback;
import com.google.android.gms.maps.SupportMapFragment;
import com.google.android.gms.maps.model.BitmapDescriptorFactory;
import com.google.android.gms.maps.model.LatLng;
import com.google.android.gms.maps.model.Marker;
import com.google.android.gms.maps.model.MarkerOptions;
import com.google.android.material.snackbar.Snackbar;

import org.json.JSONException;
import org.json.JSONObject;
import java.io.IOException;
import java.util.HashMap;


public class Ambulance extends FragmentActivity implements OnMapReadyCallback,AmbulanceCallback,StatusCallback,CancelCallback,GoogleApiClient.ConnectionCallbacks,
        GoogleApiClient.OnConnectionFailedListener, LocationListener,CompleteCallback,MapInterface {

    private GoogleMap mMap;
    double lat=0,lon=0;
    Button request;
    ImageView back,cancel;
int check=0;
    private GoogleApiClient googleApiClient;
    private LocationRequest locationRequest;
    private FusedLocationProviderApi locationProvider;
    TextView status;
    Marker m;
    Toolbar toolbar;
    int user_id=0;


    private Handler handler;
    private Runnable task = new Runnable() {
        @Override
        public void run() {
            ConnectivityManager cm = (ConnectivityManager)getSystemService(Context.CONNECTIVITY_SERVICE);
            NetworkInfo activeNetwork=null ;
            if (cm!=null){
                activeNetwork=cm.getActiveNetworkInfo();
            }
            if (activeNetwork!=null){

                if (lat!=0&&lon!=0) {
                    StatusBackground statusBackground = new StatusBackground(Ambulance.this, Ambulance.this);
                    statusBackground.setMapInterface(Ambulance.this);
                    statusBackground.execute(user_id);
                }
            }

            else {


               final Snackbar s=  Snackbar.make(findViewById(android.R.id.content),"Your Internet Connection is not Working",Snackbar.LENGTH_INDEFINITE);
                s.setAction("Dismiss", new View.OnClickListener() {
                    @Override
                    public void onClick(View v) {
                        s.dismiss();
                    }
                }).setActionTextColor(Color.GRAY).show();

            }
            handler.postDelayed(task,3000);
        }
    };



    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_ambulance);


        locationProvider = LocationServices.FusedLocationApi;

        googleApiClient = new GoogleApiClient.Builder(this)
                .addApi(LocationServices.API)
                .addConnectionCallbacks(this)
                .addOnConnectionFailedListener(this)
                .build();


        final Snackbar snackbar = Snackbar.make(findViewById(android.R.id.content), "Please Turn On Your Location Services and Restart the Application", Snackbar.LENGTH_INDEFINITE);
        snackbar.setAction("Dismiss", new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                snackbar.dismiss();
            }
        }).setActionTextColor(Color.GRAY);
        View snackbarView = snackbar.getView();


        locationRequest = new LocationRequest();
        locationRequest.setInterval(30 * 1000);
        locationRequest.setPriority(LocationRequest.PRIORITY_HIGH_ACCURACY);
        locationRequest.setSmallestDisplacement(10);
        if (locationRequest!=null &&googleApiClient!=null){
            LocationSettingsRequest.Builder builder = new LocationSettingsRequest.Builder()
                    .addLocationRequest(locationRequest);
            PendingResult<LocationSettingsResult> result =
                    LocationServices.SettingsApi.checkLocationSettings(googleApiClient,
                            builder.build());
            if (result != null) {
                result.setResultCallback(new ResultCallback<LocationSettingsResult>() {
                    @Override
                    public void onResult(@NonNull LocationSettingsResult locationSettingsResult) {
                        final Status status = locationSettingsResult.getStatus();
                        final LocationSettingsStates s = locationSettingsResult.getLocationSettingsStates();
                        switch (status.getStatusCode()) {
                            case LocationSettingsStatusCodes.SUCCESS:
                                break;
                            case LocationSettingsStatusCodes.RESOLUTION_REQUIRED:
                                try {
                                    status.startResolutionForResult(
                                            Ambulance.this, 1000);
                                    snackbar.show();
                                } catch (IntentSender.SendIntentException e) {
                                    e.printStackTrace();
                                }
                                break;
                            case LocationSettingsStatusCodes.SETTINGS_CHANGE_UNAVAILABLE:

                                break;
                        }

                    }

                });

            }
        }
        SupportMapFragment mapFragment = (SupportMapFragment) getSupportFragmentManager()
                .findFragmentById(R.id.map);
         mapFragment.getMapAsync(this);

        request=(Button)findViewById(R.id.amb);
        back=(ImageView)findViewById(R.id.backq);
        status=findViewById(R.id.ambstatus);
        toolbar=(Toolbar)findViewById(R.id.toolbar5);
        cancel=(ImageView)findViewById(R.id.cancel);
        cancel.setVisibility(View.GONE);

        SharedPreferences sharedPref = getSharedPreferences("LogIn", Context.MODE_PRIVATE);
        user_id= sharedPref.getInt("id",0);

    }
    public void finis (View v){
        finish();
    }



    public void cancel (View v){
        CancelBackground cancelBackground=new CancelBackground(this,this);
        cancelBackground.execute(user_id);


    }
    @SuppressLint("MissingPermission")
    @Override
    public void onMapReady(GoogleMap googleMap){
        mMap = googleMap;
        mMap.setMyLocationEnabled(true);


        m = mMap.addMarker(new MarkerOptions().position(new LatLng(33.7294, 73.0931)).draggable(false));
        mMap.setMapType(GoogleMap.MAP_TYPE_TERRAIN);
        m.setIcon(BitmapDescriptorFactory.fromResource(R.drawable.marker1));
        if (ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED && ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
            // TODO: Consider calling
            //    ActivityCompat#requestPermissions
            // here to request the missing permissions, and then overriding
            //   public void onRequestPermissionsResult(int requestCode, String[] permissions,
            //                                          int[] grantResults)
            // to handle the case where the user grants the permission. See the documentation
            // for ActivityCompat#requestPermissions for more details.
            return;
        }
        mMap.setMyLocationEnabled(true);
        mMap.setTrafficEnabled(true);
        mMap.setIndoorEnabled(true);
        mMap.setBuildingsEnabled(true);
        mMap.getUiSettings().setZoomControlsEnabled(false);


        mMap.setInfoWindowAdapter(new GoogleMap.InfoWindowAdapter() {

            @Override
            public View getInfoWindow(Marker arg0) {
                return null;
            }

            @Override
            public View getInfoContents(Marker marker) {

                LinearLayout info = new LinearLayout(Ambulance.this);
                info.setOrientation(LinearLayout.VERTICAL);

                TextView title = new TextView(Ambulance.this);
                title.setTextColor(Color.BLACK);
                title.setGravity(Gravity.CENTER);
                title.setTypeface(null, Typeface.BOLD);
                title.setText(marker.getTitle());

                TextView snippet = new TextView(Ambulance.this);
                snippet.setTextColor(Color.GRAY);
                snippet.setText(marker.getSnippet());

                info.addView(title);
                info.addView(snippet);

                return info;
            }
        });

    }

public void send(View v){
    ConnectivityManager cm = (ConnectivityManager)getSystemService(Context.CONNECTIVITY_SERVICE);
    NetworkInfo activeNetwork=null ;
    if (cm!=null){
        activeNetwork=cm.getActiveNetworkInfo();
    }
    if (activeNetwork!=null){
        if (lat!=0&&lon!=0){
            AmbulanceBackground ambulanceBackground=new AmbulanceBackground(this,this,user_id);
            ambulanceBackground.execute(lat,lon);
        }
        else {
            final Snackbar s=  Snackbar.make(findViewById(android.R.id.content),"Turn on Your Location Services",Snackbar.LENGTH_INDEFINITE);
            s.setAction("Dismiss", new View.OnClickListener() {
                @Override
                public void onClick(View v) {
                    s.dismiss();
                }
            }).setActionTextColor(Color.GRAY).show();
        }
    }
    else {
        final Snackbar s=  Snackbar.make(findViewById(android.R.id.content),"Your Internet Connection is not Working",Snackbar.LENGTH_INDEFINITE);
        s.setAction("Dismiss", new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                s.dismiss();
            }
        }).setActionTextColor(Color.GRAY).show();

    }
}


    @Override
    public void checkRequestStatus(Integer status){
        if (status==1){
            Toast.makeText(this,"Request Submission Successful",Toast.LENGTH_LONG).show();
            toolbar.setBackgroundColor(getResources().getColor(R.color.yellowgreen));
            this.status.setText("Waiting");
            request.setVisibility(View.GONE);
            back.setVisibility(View.GONE);
            cancel.setVisibility(View.VISIBLE);

            SearchBackground searchBackground=new SearchBackground(this,user_id);
            searchBackground.execute(lat,lon);


        }
        else if (status==0){
            Snackbar.make(findViewById(android.R.id.content),"Request Submission Unsuccessful",Snackbar.LENGTH_LONG).show();
        }



    }


    @Override
    public void checkStatus(String status){
if (status.equals("normal")){


reset();
    toolbar.setBackgroundColor(getResources().getColor(R.color.colorPrimary));
    this.status.setText("Ambulance Request");
    request.setVisibility(View.VISIBLE);
    back.setVisibility(View.VISIBLE);
    cancel.setVisibility(View.GONE);

}

else if (status.equals("waiting")){


    toolbar.setBackgroundColor(getResources().getColor(R.color.yellowgreen));
    this.status.setText("Waiting");
    request.setVisibility(View.GONE);
    back.setVisibility(View.GONE);
    cancel.setVisibility(View.VISIBLE);

}

else if (status.equals("accepted")){
    toolbar.setBackgroundColor(getResources().getColor(R.color.green));
    this.status.setText("Driver Found");
    request.setVisibility(View.GONE);
    back.setVisibility(View.GONE);
    cancel.setVisibility(View.GONE);

    Snackbar snackbar = Snackbar.make(findViewById(android.R.id.content), "Received Help? If Yes Then Kindly Complete The Request.", Snackbar.LENGTH_INDEFINITE)
            .setAction("Completed", new View.OnClickListener() {
                @Override
                public void onClick(View v){
                    CompleteBackground completeBackground=new CompleteBackground(Ambulance.this,Ambulance.this);
                    completeBackground.execute(user_id);


                }
            })
            .setActionTextColor(Color.GRAY);

    View snackbarView = snackbar.getView();
    TextView textView = (TextView) snackbarView.findViewById(R.id.snackbar_text);
    textView.setMaxLines(5);
    snackbar.show();
}

else if (status.equals("fail")){
    Snackbar.make(findViewById(android.R.id.content),"No Driver Found",Snackbar.LENGTH_LONG).show();
    toolbar.setBackgroundColor(getResources().getColor(R.color.colorPrimary));
    this.status.setText("Ambulance Request");
    request.setVisibility(View.VISIBLE);
    back.setVisibility(View.VISIBLE);
    cancel.setVisibility(View.GONE);

    NormalBackground normalBackground=new NormalBackground(this);
    normalBackground.execute(user_id);
}



    }


    @Override
    protected void onStop(){
        super.onStop();

        if (googleApiClient.isConnected()) {
            googleApiClient.disconnect();
        }

        if (handler!=null){
            handler.removeCallbacks(task);
        }

    }
    @Override
    protected void onStart() {
        super.onStart();

        googleApiClient.connect();


    }

    @Override
    protected void onResume() {
        super.onResume();


        if (googleApiClient.isConnected()) {
            requestLocationUpdates();
        }

        if (handler == null) {
            handler = new Handler();
        }
        handler.removeCallbacks(task);
        handler.post(task);
    }


    @Override
    protected void onPause() {
        super.onPause();

        if (googleApiClient.isConnected()) {
            LocationServices.FusedLocationApi.removeLocationUpdates(googleApiClient, this);
        }
        if (handler!=null){
            handler.removeCallbacks(task);
        }

    }


    @Override
    public void cancelResult(int id) {
        if (id==1){
            Toast.makeText(this,"Request Cancellation Successful",Toast.LENGTH_LONG).show();
            toolbar.setBackgroundColor(getResources().getColor(R.color.colorPrimary));
            this.status.setText("Ambulance Request");
            request.setVisibility(View.VISIBLE);
            back.setVisibility(View.VISIBLE);
            cancel.setVisibility(View.GONE);
        }
        else if (id==0){
            Snackbar.make(findViewById(android.R.id.content),"Request Cancellation Unsuccessful",Snackbar.LENGTH_LONG).show();
        }
    }

    @Override
    public void onConnected(@Nullable Bundle bundle) {
        requestLocationUpdates();

    }

    private void requestLocationUpdates() {

        if (ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED && ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
            // TODO: Consider calling
            //    ActivityCompat#requestPermissions
            // here to request the missing permissions, and then overriding
            //   public void onRequestPermissionsResult(int requestCode, String[] permissions,
            //                                          int[] grantResults)
            // to handle the case where the user grants the permission. See the documentation
            // for ActivityCompat#requestPermissions for more details.
            return;
        }
        LocationServices.FusedLocationApi.requestLocationUpdates(googleApiClient, locationRequest, this);
    }


    @Override
    public void onConnectionSuspended(int i) {

    }

    @Override
    public void onConnectionFailed(@NonNull ConnectionResult connectionResult) {

    }

    @Override
    public void onLocationChanged(Location location){
        lat = location.getLatitude();
        lon = location.getLongitude();
        LatLng pos = new LatLng(lat, lon);
        if (check == 0 && mMap != null) {
            CameraUpdate camera = CameraUpdateFactory.newLatLngZoom(new LatLng(lat, lon), 15);
            mMap.moveCamera(camera);
            m.setPosition(pos);
            check++;
        }

    }

    @Override
    public void isCompleted(int status) {


        if (status>0){
            Snackbar.make(findViewById(android.R.id.content),"Request Completed",Snackbar.LENGTH_SHORT).show();
        }




    }

    @Override
    public void setMap(double lat, double lon, String name, String contact){

        CameraUpdate camera = CameraUpdateFactory.newLatLngZoom(new LatLng(lat, lon), 15);
        mMap.moveCamera(camera);


        Marker l = mMap.addMarker(new MarkerOptions().position(new LatLng(lat, lon)).draggable(false));
        l.setTitle("Driver Info");
        l.setSnippet("Driver Name: "+name+"\n Driver Contact No: "+contact);
        l.showInfoWindow();



    }


    public void reset() {
        mMap.clear();
        m = mMap.addMarker(new MarkerOptions().position(new LatLng(lat, lon)).draggable(false));
        m.setIcon(BitmapDescriptorFactory.fromResource(R.drawable.marker1));
        CameraUpdate camera = CameraUpdateFactory.newLatLngZoom(new LatLng(lat, lon), 15);
        mMap.moveCamera(camera);


    }




}
class AmbulanceBackground extends AsyncTask<Double,Integer,Integer> {
    Context c;
    AmbulanceCallback ambulanceCallback;
    ProgressDialog progressDialog;
    int user_id;


    public AmbulanceBackground(Context c,AmbulanceCallback ambulanceCallback,int user_id){
        this.c=c;
        this.ambulanceCallback=ambulanceCallback;
        this.user_id=user_id;
    }





    @Override
    protected Integer doInBackground(Double... params){
        String url= c.getString(R.string.url)+"/Charity/submit_ambulance_request.php";
        int r_status=0;


        HttpRequest httpRequest= null;
        try {
            httpRequest = new HttpRequest(url);
            HashMap<String ,String> value=new HashMap<>();
            value.put("lat",Double.toString(params[0]));
            value.put("c_id",Integer.toString(user_id));
            value.put("lon",Double.toString(params[1]));
            value.put("status","waiting");
            JSONObject jsonObject=httpRequest.prepare(HttpRequest.Method.POST).withData(value).sendAndReadJSON();
            r_status=jsonObject.getInt("r_status");
        } catch (IOException e) {
            e.printStackTrace();
        } catch (JSONException e) {
            e.printStackTrace();
        }



        return r_status;
    }


    @Override
    protected void onPreExecute(){
        progressDialog=new ProgressDialog(c);
        progressDialog.setMessage("Processing......");
        progressDialog.show();


    }

    @Override
    protected void onPostExecute(Integer s) {
        progressDialog.dismiss();
        ambulanceCallback.checkRequestStatus(s);
    }
}

interface AmbulanceCallback {
    public void checkRequestStatus (Integer status);
}


class SearchBackground extends AsyncTask<Double,Integer,Void>{
int user_id=0;
    Context c;
public SearchBackground(Context c, int user_id){
        this.user_id=user_id;
    this.c=c;
    }
    @Override
    protected Void doInBackground(Double... params){


        String url= c.getString(R.string.url)+"searchDriver.php";


        HttpRequest httpRequest= null;
        try {
            httpRequest = new HttpRequest(url);
            HashMap<String ,String> value=new HashMap<>();
            value.put("c_lat",Double.toString(params[0]));
            value.put("c_id",Integer.toString(user_id));
            value.put("c_lon",Double.toString(params[1]));

            httpRequest.prepare(HttpRequest.Method.POST).withData(value).sendAndReadJSON();
        } catch (IOException e) {
            e.printStackTrace();
        } catch (JSONException e) {
            e.printStackTrace();
        }
        return null;
    }


}







class StatusBackground extends AsyncTask<Integer,Integer,String> {
    Context c;
    StatusCallback statusCallback;
    JSONObject jsonObject;
    MapInterface mapInterface;


    public StatusBackground(Context c,StatusCallback statusCallback){
        this.c=c;
        this.statusCallback=statusCallback;
    }


    public void setMapInterface(MapInterface mapInterface) {
        this.mapInterface = mapInterface;
    }

    @Override
    protected String doInBackground(Integer... params) {

        String url= c.getString(R.string.url)+"check_ambulance_request_status.php";
        String r_status="";


        HttpRequest httpRequest= null;
        try {
            httpRequest = new HttpRequest(url);
            HashMap<String ,String> value=new HashMap<>();
            value.put("c_id",Integer.toString(params[0]));
            jsonObject=httpRequest.prepare(HttpRequest.Method.POST).withData(value).sendAndReadJSON();
            r_status=jsonObject.getString("r_status");
        } catch (IOException e) {
            e.printStackTrace();
        } catch (JSONException e) {
            e.printStackTrace();
        }



        return r_status;

    }


    @Override
    protected void onPreExecute(){


    }

    @Override
    protected void onPostExecute(String s) {


        if (jsonObject!=null){
            if (s.equals("accepted")){
                try {
                    mapInterface.setMap(jsonObject.getDouble("lat"),jsonObject.getDouble("lon"),jsonObject.getString("name"),jsonObject.getString("contact"));
                } catch (JSONException e) {
                    e.printStackTrace();
                }

            }



        }
        statusCallback.checkStatus(s);



    }
}

interface StatusCallback {
    public void checkStatus (String status);
}


interface MapInterface{

    public void setMap(double lat,double lon,String name,String contact);

}




class CancelBackground extends AsyncTask<Integer,Integer,Integer>{
    Context c;
    ProgressDialog progressDialog;
    CancelCallback cancelCallback;

    CancelBackground (Context c,CancelCallback cancelCallback){
        this.c=c;
        this.cancelCallback=cancelCallback;
    }


    @Override
    protected Integer doInBackground(Integer... params) {
        String url= c.getString(R.string.url)+"cancelAmbulanceRequest.php";
        int r_status=0;


        HttpRequest httpRequest= null;
        try {
            httpRequest = new HttpRequest(url);
            HashMap<String ,String> value=new HashMap<>();
            value.put("c_id",Integer.toString(params[0]));
            JSONObject jsonObject= httpRequest.prepare(HttpRequest.Method.POST).withData(value).sendAndReadJSON();
            r_status=jsonObject.getInt("r_status");
        } catch (IOException e) {
            e.printStackTrace();
        } catch (JSONException e) {
            e.printStackTrace();
        }
        return r_status;
    }

    @Override
    protected void onPreExecute() {
        progressDialog=new ProgressDialog(c);
        progressDialog.setMessage("Cancelling......");
        progressDialog.show();
    }

    @Override
    protected void onPostExecute(Integer integer) {
        progressDialog.dismiss();
        cancelCallback.cancelResult(integer);
    }
}

interface CancelCallback {
    public void cancelResult (int id);

}

class CompleteBackground extends AsyncTask<Integer,Integer,Integer>{
    Context context;
    CompleteCallback completeCallback;
    JSONObject jsonObject;

    CompleteBackground (Context context,CompleteCallback completeCallback){
        this.context=context;
        this.completeCallback=completeCallback;
    }



    @Override
    protected Integer doInBackground(Integer... params){
        int status = 0;

        String url= context.getString(R.string.url)+"completeOrder.php";
        HttpRequest httpRequest= null;
        jsonObject=null;
        try {
            httpRequest = new HttpRequest(url);
            HashMap<String ,String> value=new HashMap<>();
            value.put("id",Integer.toString(params[0]));
            jsonObject=httpRequest.prepare(HttpRequest.Method.POST).withData(value).sendAndReadJSON();
            status=jsonObject.getInt("status");

        } catch (IOException e) {
            e.printStackTrace();
        } catch (JSONException e) {
            e.printStackTrace();
        }







        return status;
    }


    @Override
    protected void onPostExecute(Integer status){
        completeCallback.isCompleted(status);

    }
}


interface CompleteCallback {

    public void isCompleted (int status);

}


class NormalBackground extends AsyncTask<Integer,Integer,Integer>{

    Context context;
    JSONObject jsonObject;

    NormalBackground (Context context){
        this.context=context;
    }



    @Override
    protected Integer doInBackground(Integer... params){


        String url= context.getString(R.string.url)+"completeOrder.php";
        HttpRequest httpRequest= null;
        jsonObject=null;
        try {
            httpRequest = new HttpRequest(url);
            HashMap<String ,String> value=new HashMap<>();
            value.put("id",Integer.toString(params[0]));
            jsonObject=httpRequest.prepare(HttpRequest.Method.POST).withData(value).sendAndReadJSON();

        } catch (IOException e) {
            e.printStackTrace();
        } catch (JSONException e) {
            e.printStackTrace();
        }




return null;


    }
}

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package com.mudassar.charityorganizer;

import android.Manifest;

import android.annotation.SuppressLint;

import android.app.ProgressDialog;

import android.content.Context;

import android.content.IntentSender;

import android.content.SharedPreferences;

import android.content.pm.PackageManager;

import android.graphics.Color;

import android.graphics.Typeface;

import android.location.Location;

import android.net.ConnectivityManager;

import android.net.NetworkInfo;

import android.os.AsyncTask;

import android.os.Handler;

import android.os.Bundle;

import android.view.Gravity;

import android.view.View;

import android.widget.Button;

import android.widget.ImageView;

import android.widget.LinearLayout;

import android.widget.TextView;

import android.widget.Toast;

import androidx.annotation.NonNull;

import androidx.annotation.Nullable;

import androidx.appcompat.widget.Toolbar;

import androidx.core.app.ActivityCompat;

import androidx.fragment.app.FragmentActivity;

import com.google.android.gms.common.ConnectionResult;

import com.google.android.gms.common.api.GoogleApiClient;

import com.google.android.gms.common.api.PendingResult;

import com.google.android.gms.common.api.ResultCallback;

import com.google.android.gms.common.api.Status;

import com.google.android.gms.location.FusedLocationProviderApi;

import com.google.android.gms.location.LocationListener;

import com.google.android.gms.location.LocationRequest;

import com.google.android.gms.location.LocationServices;

import com.google.android.gms.location.LocationSettingsRequest;

import com.google.android.gms.location.LocationSettingsResult;

import com.google.android.gms.location.LocationSettingsStates;

import com.google.android.gms.location.LocationSettingsStatusCodes;

import com.google.android.gms.maps.CameraUpdate;

import com.google.android.gms.maps.CameraUpdateFactory;

import com.google.android.gms.maps.GoogleMap;

import com.google.android.gms.maps.OnMapReadyCallback;

import com.google.android.gms.maps.SupportMapFragment;

import com.google.android.gms.maps.model.BitmapDescriptorFactory;

import com.google.android.gms.maps.model.LatLng;

import com.google.android.gms.maps.model.Marker;

import com.google.android.gms.maps.model.MarkerOptions;

import com.google.android.material.snackbar.Snackbar;

import org.json.JSONException;

import org.json.JSONObject;

import java.io.IOException;

import java.util.HashMap;

public class Ambulance extends FragmentActivity implements OnMapReadyCallback,AmbulanceCallback,StatusCallback,CancelCallback,GoogleApiClient.ConnectionCallbacks,

GoogleApiClient.OnConnectionFailedListener, LocationListener,CompleteCallback,MapInterface {

private GoogleMap mMap;

double lat=0,lon=0;

Button request;

ImageView back,cancel;

int check=0;

private GoogleApiClient googleApiClient;

private LocationRequest locationRequest;

private FusedLocationProviderApi locationProvider;

TextView status;

Marker m;

Toolbar toolbar;

int user_id=0;

private Handler handler;

private Runnable task = new Runnable() {

@Override

public void run() {

ConnectivityManager cm = (ConnectivityManager)getSystemService(Context.CONNECTIVITY_SERVICE);

NetworkInfo activeNetwork=null ;

if (cm!=null){

activeNetwork=cm.getActiveNetworkInfo();

}

if (activeNetwork!=null){

if (lat!=0&&lon!=0) {

StatusBackground statusBackground = new StatusBackground(Ambulance.this, Ambulance.this);

statusBackground.setMapInterface(Ambulance.this);

statusBackground.execute(user_id);

}

else {

final Snackbar s= Snackbar.make(findViewById(android.R.id.content),"Your Internet Connection is not Working",Snackbar.LENGTH_INDEFINITE);

s.setAction("Dismiss", new View.OnClickListener() {

@Override

public void onClick(View v) {

s.dismiss();

}

}).setActionTextColor(Color.GRAY).show();

}

handler.postDelayed(task,3000);

}

};

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.activity_ambulance);

locationProvider = LocationServices.FusedLocationApi;

googleApiClient = new GoogleApiClient.Builder(this)

.addApi(LocationServices.API)

.addConnectionCallbacks(this)

.addOnConnectionFailedListener(this)

.build();

final Snackbar snackbar = Snackbar.make(findViewById(android.R.id.content), "Please Turn On Your Location Services and Restart the Application", Snackbar.LENGTH_INDEFINITE);

snackbar.setAction("Dismiss", new View.OnClickListener() {

@Override

public void onClick(View v) {

snackbar.dismiss();

}

}).setActionTextColor(Color.GRAY);

View snackbarView = snackbar.getView();

locationRequest = new LocationRequest();

locationRequest.setInterval(30 * 1000);

locationRequest.setPriority(LocationRequest.PRIORITY_HIGH_ACCURACY);

locationRequest.setSmallestDisplacement(10);

if (locationRequest!=null &&googleApiClient!=null){

LocationSettingsRequest.Builder builder = new LocationSettingsRequest.Builder()

.addLocationRequest(locationRequest);

PendingResult<LocationSettingsResult> result =

LocationServices.SettingsApi.checkLocationSettings(googleApiClient,

builder.build());

if (result != null) {

result.setResultCallback(new ResultCallback<LocationSettingsResult>() {

@Override

public void onResult(@NonNull LocationSettingsResult locationSettingsResult) {

final Status status = locationSettingsResult.getStatus();

final LocationSettingsStates s = locationSettingsResult.getLocationSettingsStates();

switch (status.getStatusCode()) {

case LocationSettingsStatusCodes.SUCCESS:

break;

case LocationSettingsStatusCodes.RESOLUTION_REQUIRED:

try {

status.startResolutionForResult(

Ambulance.this, 1000);

snackbar.show();

} catch (IntentSender.SendIntentException e) {

e.printStackTrace();

}

break;

case LocationSettingsStatusCodes.SETTINGS_CHANGE_UNAVAILABLE:

break;

}

});

}

SupportMapFragment mapFragment = (SupportMapFragment) getSupportFragmentManager()

.findFragmentById(R.id.map);

mapFragment.getMapAsync(this);

request=(Button)findViewById(R.id.amb);

back=(ImageView)findViewById(R.id.backq);

status=findViewById(R.id.ambstatus);

toolbar=(Toolbar)findViewById(R.id.toolbar5);

cancel=(ImageView)findViewById(R.id.cancel);

cancel.setVisibility(View.GONE);

SharedPreferences sharedPref = getSharedPreferences("LogIn", Context.MODE_PRIVATE);

user_id= sharedPref.getInt("id",0);

}

public void finis (View v){

finish();

}

public void cancel (View v){

CancelBackground cancelBackground=new CancelBackground(this,this);

cancelBackground.execute(user_id);

}

@SuppressLint("MissingPermission")

@Override

public void onMapReady(GoogleMap googleMap){

mMap = googleMap;

mMap.setMyLocationEnabled(true);

m = mMap.addMarker(new MarkerOptions().position(new LatLng(33.7294, 73.0931)).draggable(false));

mMap.setMapType(GoogleMap.MAP_TYPE_TERRAIN);

m.setIcon(BitmapDescriptorFactory.fromResource(R.drawable.marker1));

if (ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED && ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) {

// TODO: Consider calling

// ActivityCompat#requestPermissions

// here to request the missing permissions, and then overriding

// public void onRequestPermissionsResult(int requestCode, String[] permissions,

// int[] grantResults)

// to handle the case where the user grants the permission. See the documentation

// for ActivityCompat#requestPermissions for more details.

return;

}

mMap.setMyLocationEnabled(true);

mMap.setTrafficEnabled(true);

mMap.setIndoorEnabled(true);

mMap.setBuildingsEnabled(true);

mMap.getUiSettings().setZoomControlsEnabled(false);

mMap.setInfoWindowAdapter(new GoogleMap.InfoWindowAdapter() {

@Override

public View getInfoWindow(Marker arg0) {

return null;

}

@Override

public View getInfoContents(Marker marker) {

LinearLayout info = new LinearLayout(Ambulance.this);

info.setOrientation(LinearLayout.VERTICAL);

TextView title = new TextView(Ambulance.this);

title.setTextColor(Color.BLACK);

title.setGravity(Gravity.CENTER);

title.setTypeface(null, Typeface.BOLD);

title.setText(marker.getTitle());

TextView snippet = new TextView(Ambulance.this);

snippet.setTextColor(Color.GRAY);

snippet.setText(marker.getSnippet());

info.addView(title);

info.addView(snippet);

return info;

}

});

}

public void send(View v){

ConnectivityManager cm = (ConnectivityManager)getSystemService(Context.CONNECTIVITY_SERVICE);

NetworkInfo activeNetwork=null ;

if (cm!=null){

activeNetwork=cm.getActiveNetworkInfo();

}

if (activeNetwork!=null){

if (lat!=0&&lon!=0){

AmbulanceBackground ambulanceBackground=new AmbulanceBackground(this,this,user_id);

ambulanceBackground.execute(lat,lon);

}

else {

final Snackbar s= Snackbar.make(findViewById(android.R.id.content),"Turn on Your Location Services",Snackbar.LENGTH_INDEFINITE);

s.setAction("Dismiss", new View.OnClickListener() {

@Override

public void onClick(View v) {

s.dismiss();

}

}).setActionTextColor(Color.GRAY).show();

}

else {

final Snackbar s= Snackbar.make(findViewById(android.R.id.content),"Your Internet Connection is not Working",Snackbar.LENGTH_INDEFINITE);

s.setAction("Dismiss", new View.OnClickListener() {

@Override

public void onClick(View v) {

s.dismiss();

}

}).setActionTextColor(Color.GRAY).show();

}

@Override

public void checkRequestStatus(Integer status){

if (status==1){

Toast.makeText(this,"Request Submission Successful",Toast.LENGTH_LONG).show();

toolbar.setBackgroundColor(getResources().getColor(R.color.yellowgreen));

this.status.setText("Waiting");

request.setVisibility(View.GONE);

back.setVisibility(View.GONE);

cancel.setVisibility(View.VISIBLE);

SearchBackground searchBackground=new SearchBackground(this,user_id);

searchBackground.execute(lat,lon);

}

else if (status==0){

Snackbar.make(findViewById(android.R.id.content),"Request Submission Unsuccessful",Snackbar.LENGTH_LONG).show();

}

@Override

public void checkStatus(String status){

if (status.equals("normal")){

reset();

toolbar.setBackgroundColor(getResources().getColor(R.color.colorPrimary));

this.status.setText("Ambulance Request");

request.setVisibility(View.VISIBLE);

back.setVisibility(View.VISIBLE);

cancel.setVisibility(View.GONE);

}

else if (status.equals("waiting")){

toolbar.setBackgroundColor(getResources().getColor(R.color.yellowgreen));

this.status.setText("Waiting");

request.setVisibility(View.GONE);

back.setVisibility(View.GONE);

cancel.setVisibility(View.VISIBLE);

}

else if (status.equals("accepted")){

toolbar.setBackgroundColor(getResources().getColor(R.color.green));

this.status.setText("Driver Found");

request.setVisibility(View.GONE);

back.setVisibility(View.GONE);

cancel.setVisibility(View.GONE);

Snackbar snackbar = Snackbar.make(findViewById(android.R.id.content), "Received Help? If Yes Then Kindly Complete The Request.", Snackbar.LENGTH_INDEFINITE)

.setAction("Completed", new View.OnClickListener() {

@Override

public void onClick(View v){

CompleteBackground