Backup all files - Forgot what changes I made

android/app/src/main/AndroidManifest.xml

@@ -2,6 +2,7 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="com.example.proxyauth">
 
+    <uses-permission android:name="android.permission.BLUETOOTH" />
     <application
         android:allowBackup="true"
         android:icon="@mipmap/ic_launcher"

android/app/src/main/java/com/example/proxyauth/MainActivity.kt

@@ -1,35 +1,35 @@
-package com.example.proxyauth
-
-import android.os.Bundle
-import com.google.android.material.bottomnavigation.BottomNavigationView
-import androidx.appcompat.app.AppCompatActivity
-import androidx.navigation.findNavController
-import androidx.navigation.ui.AppBarConfiguration
-import androidx.navigation.ui.setupActionBarWithNavController
-import androidx.navigation.ui.setupWithNavController
-import com.example.proxyauth.databinding.ActivityMainBinding
-
-class MainActivity : AppCompatActivity() {
-
-    private lateinit var binding: ActivityMainBinding
-
-    override fun onCreate(savedInstanceState: Bundle?) {
-        super.onCreate(savedInstanceState)
-
-        binding = ActivityMainBinding.inflate(layoutInflater)
-        setContentView(binding.root)
-
-        val navView: BottomNavigationView = binding.navView
-
-        val navController = findNavController(R.id.nav_host_fragment_activity_main)
-        // Passing each menu ID as a set of Ids because each
-        // menu should be considered as top level destinations.
-        val appBarConfiguration = AppBarConfiguration(
-            setOf(
-                R.id.navigation_home, R.id.navigation_dashboard, R.id.navigation_notifications
-            )
-        )
-        setupActionBarWithNavController(navController, appBarConfiguration)
-        navView.setupWithNavController(navController)
-    }
+package com.example.proxyauth
+
+import android.os.Bundle
+import com.google.android.material.bottomnavigation.BottomNavigationView
+import androidx.appcompat.app.AppCompatActivity
+import androidx.navigation.findNavController
+import androidx.navigation.ui.AppBarConfiguration
+import androidx.navigation.ui.setupActionBarWithNavController
+import androidx.navigation.ui.setupWithNavController
+import com.example.proxyauth.databinding.ActivityMainBinding
+
+class MainActivity : AppCompatActivity() {
+
+    private lateinit var binding: ActivityMainBinding
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+
+        binding = ActivityMainBinding.inflate(layoutInflater)
+        setContentView(binding.root)
+
+        val navView: BottomNavigationView = binding.navView
+
+        val navController = findNavController(R.id.nav_host_fragment_activity_main)
+        // Passing each menu ID as a set of Ids because each
+        // menu should be considered as top level destinations.
+        val appBarConfiguration = AppBarConfiguration(
+            setOf(
+                R.id.navigation_home, R.id.navigation_dashboard, R.id.navigation_notifications
+            )
+        )
+        setupActionBarWithNavController(navController, appBarConfiguration)
+        navView.setupWithNavController(navController)
+    }
 }

android/app/src/main/java/com/example/proxyauth/ui/home/HomeFragment.kt

@@ -1,31 +1,59 @@
 package com.example.proxyauth.ui.home
 
+import android.bluetooth.BluetoothAdapter
 import android.bluetooth.BluetoothDevice
 import android.content.Context
+import android.content.Intent
 import android.os.Bundle
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
-import android.widget.ArrayAdapter
-import android.widget.ListView
-import android.widget.TextView
+import android.widget.*
 import androidx.fragment.app.Fragment
+import androidx.fragment.app.FragmentActivity
 import androidx.lifecycle.Observer
 import androidx.lifecycle.ViewModelProvider
 import com.example.proxyauth.R
 import com.example.proxyauth.databinding.FragmentHomeBinding
+import java.lang.reflect.Method
 
 class HomeFragment : Fragment() {
 
     private lateinit var homeViewModel: HomeViewModel
     private var _binding: FragmentHomeBinding? = null
 
+    private var bluetoothAdapter: BluetoothAdapter? = null
+
     var devAdapter : ArrayAdapter<String>? = null
-    private val deviceList : ArrayList<String> = ArrayList<String>()
+    private val deviceNames : ArrayList<String> = ArrayList<String>()
+    private var deviceList :ArrayList<BluetoothDevice> = ArrayList<BluetoothDevice>()
+    private val REQUEST_ENABLE_BT: Int = 3
+
     // This property is only valid between onCreateView and
     // onDestroyView.
     private val binding get() = _binding!!
 
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+
+        bluetoothAdapter = BluetoothAdapter.getDefaultAdapter()
+
+        if (bluetoothAdapter == null) {
+            activity?.let {
+                Toast.makeText(it, "Bluetooth is not available", Toast.LENGTH_LONG).show()
+            }
+        }
+    }
+
+    override fun onStart() {
+        super.onStart()
+
+        if (!bluetoothAdapter?.isEnabled!!) {
+            var enableIntent: Intent = Intent(BluetoothAdapter.ACTION_REQUEST_ENABLE)
+            startActivityForResult(enableIntent, REQUEST_ENABLE_BT)
+        }
+    }
+
     override fun onCreateView(
         inflater: LayoutInflater,
         container: ViewGroup?,
@@ -43,18 +71,41 @@ class HomeFragment : Fragment() {
             ArrayAdapter<String>(
                 it,
                 android.R.layout.simple_list_item_1,
-                deviceList
+                deviceNames
             )
         }
         devListView.adapter = devAdapter
+        devListView.onItemClickListener = AdapterView.OnItemClickListener{_, _, pos, _ ->
+            activity?.let {
+                //device.address
+                //device.name
+                val is_connected: Boolean = isConnected(deviceList[pos])
+                Toast.makeText(it, deviceList[pos].name + " " + is_connected.toString(), Toast.LENGTH_LONG).show()
+            }
+        }
         updateDevList();
 
+        var buttonView: Button = binding.refreshBtn
+        buttonView.setOnClickListener{updateDevList()}
+
         return root
     }
 
-    fun updateDevList() {
-        deviceList.clear()
-        deviceList.addAll(homeViewModel.fetchDeviceList())
+    fun isConnected(device: BluetoothDevice): Boolean {
+        return try {
+            val m: Method = device.javaClass.getMethod("isConnected")
+            m.invoke(device) as Boolean
+        } catch (e: Exception) {
+            throw IllegalStateException(e)
+        }
+    }
+
+    private fun updateDevList() {
+        deviceNames.clear()
+        deviceList = homeViewModel.fetchDeviceList(bluetoothAdapter);
+        for (device: BluetoothDevice in deviceList) {
+            deviceNames.add(device.name)
+        }
         devAdapter?.notifyDataSetChanged()
     }
 

android/app/src/main/java/com/example/proxyauth/ui/home/HomeViewModel.kt

@@ -1,23 +1,20 @@
 package com.example.proxyauth.ui.home
 
+import android.bluetooth.BluetoothAdapter
+import android.bluetooth.BluetoothDevice
 import android.util.Log
-import androidx.lifecycle.LiveData
 import androidx.lifecycle.MutableLiveData
 import androidx.lifecycle.ViewModel
 
+
 class HomeViewModel : ViewModel() {
 
-    private val _text = MutableLiveData<String>().apply {
-        value = "This is home Fragment"
-    }
-    private val trustedDevices : ArrayList<String> = ArrayList ()
     /*
     * Fetch all the devices that are trusted and connected
     */
-    fun fetchDeviceList() : ArrayList<String> {
-        trustedDevices.add("device 1")
-        trustedDevices.add("device 2")
-        Log.i("test", trustedDevices.toString())
-        return trustedDevices
+    fun fetchDeviceList(bluetoothAdapter: BluetoothAdapter?) : ArrayList<BluetoothDevice> {
+        var list: ArrayList<BluetoothDevice>  = ArrayList<BluetoothDevice>()
+        list.addAll(bluetoothAdapter?.bondedDevices as Set<BluetoothDevice>)
+        return list
     }
 }

android/app/src/main/res/layout/fragment_home.xml

@@ -27,7 +27,7 @@
         android:layout_height="wrap_content" />
 
     <Button
-        android:id="@+id/refresh_devices"
+        android:id="@+id/refresh_btn"
         style="@style/Widget.AppCompat.Button.Colored"
         android:layout_width="0dp"
         android:layout_height="wrap_content"

android/build.gradle

@@ -6,7 +6,7 @@ buildscript {
         mavenCentral()
     }
     dependencies {
-        classpath "com.android.tools.build:gradle:4.2.0"
+        classpath 'com.android.tools.build:gradle:4.2.1'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
 
         // NOTE: Do not place your application dependencies here; they belong