Basic Functionality Added and Started Understanding how Spotify Api works

.idea/dictionaries/shabinder.xml

@@ -1,6 +1,7 @@
 <component name="ProjectDictionaryState">
   <dictionary name="shabinder">
     <words>
+      <w>musicforeveryone</w>
       <w>shabinder</w>
       <w>spotify</w>
       <w>spotifydownloader</w>

app/build.gradle

@@ -37,6 +37,7 @@ dependencies {
     implementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version"
     implementation 'androidx.core:core-ktx:1.3.0'
     implementation 'androidx.appcompat:appcompat:1.1.0'
+    implementation 'androidx.browser:browser:1.2.0'
     implementation 'androidx.constraintlayout:constraintlayout:1.1.3'
     implementation 'androidx.lifecycle:lifecycle-extensions:2.2.0'
     implementation 'androidx.lifecycle:lifecycle-viewmodel-ktx:2.2.0'
@@ -57,10 +58,11 @@ dependencies {
 
     implementation 'com.google.apis:google-api-services-youtube:v3-rev180-1.22.0'
     implementation 'com.google.oauth-client:google-oauth-client:1.22.0'
-    implementation 'com.spotify.android:auth:1.2.3'
+    implementation 'com.spotify.android:auth:1.1.0'
     implementation 'com.google.code.gson:gson:2.8.6'
     implementation 'com.squareup.okhttp3:okhttp:4.8.0'
 
+    implementation 'com.google.guava:listenablefuture:9999.0-empty-to-avoid-conflict-with-guava'
     testImplementation 'junit:junit:4.13'
     androidTestImplementation 'androidx.test.ext:junit:1.1.1'
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.2.0'

app/src/main/AndroidManifest.xml

@@ -2,6 +2,14 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="com.shabinder.musicForEveryone">
 
+    <uses-permission android:name="android.permission.INTERNET"/>
+    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
+    <uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
+    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
+    <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
+    <uses-permission android:name="android.permission.WAKE_LOCK" />
+    <uses-permission android:name="android.permission.DOWNLOAD_WITHOUT_NOTIFICATION" />
+
     <application
         android:allowBackup="true"
         android:icon="@mipmap/ic_launcher"
@@ -9,6 +17,7 @@
         android:roundIcon="@mipmap/ic_launcher_round"
         android:supportsRtl="true"
         android:theme="@style/AppTheme">
+
         <activity android:name="com.shabinder.musicForEveryone.MainActivity">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
@@ -16,6 +25,10 @@
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
+        <activity
+            android:name="com.spotify.sdk.android.authentication.LoginActivity"
+            android:theme="@android:style/Theme.Translucent.NoTitleBar" />
+
     </application>
 
 </manifest>

app/src/main/java/com/shabinder/musicForEveryone/MainActivity.kt

@@ -1,18 +1,100 @@
 package com.shabinder.musicForEveryone
 
+import android.Manifest
+import android.content.Intent
+import android.os.Build
 import android.os.Bundle
+import android.os.StrictMode
+import android.util.Log
 import androidx.appcompat.app.AppCompatActivity
-import com.shabinder.musicForEveryone.fragments.MainFragment
+import androidx.databinding.DataBindingUtil
+import androidx.lifecycle.ViewModelProvider
+import com.shabinder.musicForEveryone.databinding.MainActivityBinding
+import com.spotify.sdk.android.authentication.AuthenticationClient
+import com.spotify.sdk.android.authentication.AuthenticationRequest
+import com.spotify.sdk.android.authentication.AuthenticationResponse
+import com.spotify.sdk.android.authentication.LoginActivity
+import kaaes.spotify.webapi.android.SpotifyApi
+import kaaes.spotify.webapi.android.SpotifyService
+
 
 class MainActivity : AppCompatActivity() {
-
+    private lateinit var binding: MainActivityBinding
+    val REDIRECT_URI = "musicforeveryone://callback"
+    val CLIENT_ID:String = "694d8bf4f6ec420fa66ea7fb4c68f89d"
+//    val musicDirectory = File(this.filesDir?.absolutePath + "/Music/")
+    var message :String =""
+    var token :String =""
+    var spotify: SpotifyService? = null
+    lateinit var mainViewModel: MainViewModel
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
-        setContentView(R.layout.main_activity)
+        binding = DataBindingUtil.setContentView(this,R.layout.main_activity)
-        if (savedInstanceState == null) {
+
-            supportFragmentManager.beginTransaction()
+        mainViewModel = ViewModelProvider(this).get(MainViewModel::class.java)
-                .replace(R.id.container, MainFragment.newInstance())
+        val policy =
-                .commitNow()
+            StrictMode.ThreadPolicy.Builder().permitAll().build()
+        StrictMode.setThreadPolicy(policy)
+        //TODO Use Coroutines
+        if(spotify==null){
+            authenticateSpotify()
+        }
+        requestPermission()
+
+    }
+
+    private fun authenticateSpotify() {
+        val builder =  AuthenticationRequest.Builder(CLIENT_ID,AuthenticationResponse.Type.TOKEN,REDIRECT_URI)
+            .setShowDialog(true)
+            .setScopes(arrayOf("user-read-private","streaming","user-read-email","user-modify-playback-state","user-top-read","user-library-modify","user-read-currently-playing","user-library-read","user-read-recently-played"))
+        val request: AuthenticationRequest = builder.build()
+        AuthenticationClient.openLoginActivity(this, LoginActivity.REQUEST_CODE, request)
+    }
+
+    override fun onActivityResult(
+        requestCode: Int,
+        resultCode: Int,
+        intent: Intent?
+    ) {
+        super.onActivityResult(requestCode, resultCode, intent)
+        // Check if result comes from the correct activity
+        if (requestCode == LoginActivity.REQUEST_CODE) {
+            val response = AuthenticationClient.getResponse(resultCode, intent)
+            when (response.type) {
+                AuthenticationResponse.Type.TOKEN -> {
+                    Log.i("Network",response.accessToken.toString())
+                    token = response.accessToken
+
+
+                    val api = SpotifyApi()
+                    api.setAccessToken(token)
+                    spotify = api.service
+                    mainViewModel.spotify = api.service
+                    //Initiate Processes In Main Fragment
+                    val me = spotify?.me?.display_name
+                    mainViewModel.userName.value = me
+                    Log.i("Network",me!!)
+
+
+                }
+                AuthenticationResponse.Type.ERROR -> {
+                    Log.i("Network",response.error.toString())
+
+                }
+                else -> {
+                }
+            }
         }
     }
+
+    private fun requestPermission() {
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
+            requestPermissions(
+                arrayOf(Manifest.permission.WRITE_EXTERNAL_STORAGE),
+                786
+            )
+        }
+    }
+
+
 }

app/src/main/java/com/shabinder/musicForEveryone/MainViewModel.kt

@@ -0,0 +1,15 @@
+package com.shabinder.musicForEveryone
+
+import androidx.lifecycle.MutableLiveData
+import androidx.lifecycle.ViewModel
+import kaaes.spotify.webapi.android.SpotifyService
+
+class MainViewModel : ViewModel() {
+
+    var apiCame = MutableLiveData<Int>().apply { value = 0 }
+    var userName = MutableLiveData<String>().apply { value = "Placeholder" }
+
+
+    var spotify :SpotifyService? = null
+
+}

app/src/main/java/com/shabinder/musicForEveryone/fragments/MainFragment.kt

@@ -4,56 +4,36 @@ import android.os.Bundle
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
+import androidx.databinding.DataBindingUtil
 import androidx.fragment.app.Fragment
-import androidx.lifecycle.ViewModelProviders
+import androidx.lifecycle.ViewModelProvider
-import com.shabinder.musicForEveryone.MainActivity
+import com.shabinder.musicForEveryone.MainViewModel
 import com.shabinder.musicForEveryone.R
-import com.shabinder.musicForEveryone.ui.main.MainViewModel
+import com.shabinder.musicForEveryone.databinding.MainFragmentBinding
 import kaaes.spotify.webapi.android.SpotifyService
 
+
 class MainFragment : Fragment() {
-
+    lateinit var binding:MainFragmentBinding
-    var spotify: SpotifyService? = null
+    private lateinit var mainViewModel: MainViewModel
-
+    var spotify : SpotifyService? = null
-
-    companion object {
-        fun newInstance() = MainFragment()
-        const val CLIENT_ID:String = "4fe3fecfe5334023a1472516cc99d805"
-        const val spotify_client_secret:String = "0f02b7c483c04257984695007a4a8d5c"
-    }
-
-    private lateinit var viewModel: MainViewModel
 
     override fun onCreateView(
         inflater: LayoutInflater, container: ViewGroup?,
         savedInstanceState: Bundle?
     ): View {
-
+        binding = DataBindingUtil.inflate(inflater,R.layout.main_fragment,container,false)
-        if(spotify==null){
+        return binding.root
-           authenticateSpotify()
-        }
-
-        requestPermission()
-
-        return inflater.inflate(R.layout.main_fragment, container, false)
     }
 
-    fun authenticateSpotify() {
-        val builder: AuthenticationRequest.Builder = Builder(
-            CLIENT_ID,
-            AuthenticationResponse.Type.TOKEN,
-            MainActivity.REDIRECT_URI
-        )
-        builder.setScopes(arrayOf("user-read-private", "streaming"))
-        val request: AuthenticationRequest = builder.build()
-        AuthenticationClient.openLoginActivity(this, REQUEST_CODE, request)
-    }
-
-
     override fun onActivityCreated(savedInstanceState: Bundle?) {
         super.onActivityCreated(savedInstanceState)
-        viewModel = ViewModelProviders.of(this).get(MainViewModel::class.java)
+        mainViewModel = ViewModelProvider(this.requireActivity()).get(MainViewModel::class.java)
-        // TODO: Use the ViewModel
+        spotify =  mainViewModel.spotify
+        mainViewModel.userName.observeForever {
+            binding.message.text = it
+        }
+
     }
 
 }

app/src/main/java/com/shabinder/musicForEveryone/fragments/MainViewModel.kt

@@ -1,7 +0,0 @@
-package com.shabinder.musicForEveryone.ui.main
-
-import androidx.lifecycle.ViewModel
-
-class MainViewModel : ViewModel() {
-    // TODO: Implement the ViewModel
-}

app/src/main/res/layout/main_activity.xml

@@ -4,6 +4,7 @@
     xmlns:tools="http://schemas.android.com/tools">
 
     <androidx.constraintlayout.widget.ConstraintLayout
+        android:id="@+id/mainActivity"
         android:layout_width="match_parent"
         android:layout_height="match_parent">
 

app/src/main/res/layout/main_fragment.xml

@@ -1,20 +1,23 @@
 <?xml version="1.0" encoding="utf-8"?>
-<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<layout
+    xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools"
+    xmlns:tools="http://schemas.android.com/tools">
-    android:id="@+id/main"
+    <androidx.constraintlayout.widget.ConstraintLayout
-    android:layout_width="match_parent"
+        android:id="@+id/main"
-    android:layout_height="match_parent"
+        android:layout_width="match_parent"
-    tools:context=".fragments.MainFragment">
+        android:layout_height="match_parent"
+        tools:context=".fragments.MainFragment">
 
-    <TextView
+        <TextView
-        android:id="@+id/message"
+            android:id="@+id/message"
-        android:layout_width="wrap_content"
+            android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
+            android:layout_height="wrap_content"
-        android:text="MainFragment"
+            android:text="MainFragment"
-        app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent" />
+            app:layout_constraintTop_toTopOf="parent" />
 
 </androidx.constraintlayout.widget.ConstraintLayout>
+</layout>

app/src/main/res/values/strings.xml

@@ -1,3 +1,3 @@
 <resources>
-    <string name="app_name">spotifyDownloader</string>
+    <string name="app_name">musicForEveryone</string>
 </resources>