cleanup

app/src/main/java/com/github/libretube/Constants.kt

@@ -27,3 +27,8 @@ const val TWITTER_URL = "https://twitter.com/libretube"
  */
 const val PIPED_FRONTEND_URL = "https://piped.kavin.rocks"
 const val YOUTUBE_FRONTEND_URL = "https://www.youtube.com"
+
+/**
+ * Retrofit Instance
+ */
+const val PIPED_API_URL = "https://pipedapi.kavin.rocks/"

app/src/main/java/com/github/libretube/activities/MainActivity.kt

@@ -25,6 +25,7 @@ import androidx.fragment.app.Fragment
 import androidx.navigation.NavController
 import androidx.navigation.findNavController
 import androidx.navigation.ui.setupWithNavController
+import com.github.libretube.PIPED_API_URL
 import com.github.libretube.R
 import com.github.libretube.databinding.ActivityMainBinding
 import com.github.libretube.fragments.PlayerFragment
@@ -74,14 +75,14 @@ class MainActivity : AppCompatActivity() {
         CronetHelper.initCronet(this.applicationContext)
 
         RetrofitInstance.url =
-            PreferenceHelper.getString(this, "selectInstance", "https://pipedapi.kavin.rocks/")!!
+            PreferenceHelper.getString(this, "selectInstance", PIPED_API_URL)!!
         // set auth instance
         RetrofitInstance.authUrl =
             if (PreferenceHelper.getBoolean(this, "auth_instance_toggle", false)) {
                 PreferenceHelper.getString(
                     this,
                     "selectAuthInstance",
-                    "https://pipedapi.kavin.rocks/"
+                    PIPED_API_URL
                 )!!
             } else {
                 RetrofitInstance.url

app/src/main/java/com/github/libretube/dialogs/DownloadDialog.kt

@@ -28,7 +28,6 @@ class DownloadDialog : DialogFragment() {
     private val TAG = "DownloadDialog"
     private lateinit var binding: DialogDownloadBinding
 
-    private lateinit var streams: Streams
     private lateinit var videoId: String
     private var duration = 0
 
@@ -86,7 +85,7 @@ class DownloadDialog : DialogFragment() {
     private fun fetchStreams() {
         lifecycleScope.launchWhenCreated {
             val response = try {
-                RetrofitInstance.api.getStreams(videoId!!)
+                RetrofitInstance.api.getStreams(videoId)
             } catch (e: IOException) {
                 println(e)
                 Log.e(TAG, "IOException, you might not have internet connection")
@@ -102,8 +101,8 @@ class DownloadDialog : DialogFragment() {
     }
 
     private fun initDownloadOptions(streams: Streams) {
-        var vidName = arrayListOf<String>()
+        val vidName = arrayListOf<String>()
-        var vidUrl = arrayListOf<String>()
+        val vidUrl = arrayListOf<String>()
 
         // add empty selection
         vidName.add(getString(R.string.no_video))
@@ -116,8 +115,8 @@ class DownloadDialog : DialogFragment() {
             vidUrl.add(vid.url!!)
         }
 
-        var audioName = arrayListOf<String>()
+        val audioName = arrayListOf<String>()
-        var audioUrl = arrayListOf<String>()
+        val audioUrl = arrayListOf<String>()
 
         // add empty selection
         audioName.add(getString(R.string.no_audio))

app/src/main/java/com/github/libretube/dialogs/ShareDialog.kt

@@ -59,7 +59,7 @@ class ShareDialog(
         val instancePref = PreferenceHelper.getString(
             requireContext(),
             "selectInstance",
-            "https://pipedapi.kavin.rocks"
+            PIPED_FRONTEND_URL
         )
 
         // get the api urls of the other custom instances

app/src/main/java/com/github/libretube/obj/DownloadType.kt

@@ -0,0 +1,11 @@
+package com.github.libretube.obj
+
+/**
+ * object for saving the download type
+ */
+object DownloadType {
+    const val AUDIO = 0
+    const val VIDEO = 1
+    const val MUX = 2
+    const val NONE = 3
+}

app/src/main/java/com/github/libretube/services/DownloadService.kt

@@ -19,6 +19,7 @@ import androidx.core.app.NotificationCompat
 import androidx.core.app.NotificationManagerCompat
 import com.arthenica.ffmpegkit.FFmpegKit
 import com.github.libretube.R
+import com.github.libretube.obj.DownloadType
 import com.github.libretube.preferences.PreferenceHelper
 import java.io.File
 
@@ -26,17 +27,19 @@ var IS_DOWNLOAD_RUNNING = false
 
 class DownloadService : Service() {
     val TAG = "DownloadService"
+
+    private lateinit var notification: NotificationCompat.Builder
+
     private var downloadId: Long = -1
     private lateinit var videoId: String
     private lateinit var videoUrl: String
     private lateinit var audioUrl: String
     private lateinit var extension: String
     private var duration: Int = 0
+    private var downloadType: Int = 3
 
     private lateinit var audioDir: File
     private lateinit var videoDir: File
-    private lateinit var notification: NotificationCompat.Builder
-    private lateinit var downloadType: String
     private lateinit var libretubeDir: File
     private lateinit var tempDir: File
     override fun onCreate() {
@@ -50,11 +53,11 @@ class DownloadService : Service() {
         audioUrl = intent.getStringExtra("audioUrl")!!
         duration = intent.getIntExtra("duration", 1)
         extension = PreferenceHelper.getString(this, "video_format", ".mp4")!!
-        downloadType = if (audioUrl != "" && videoUrl != "") "mux"
+        downloadType = if (audioUrl != "" && videoUrl != "") DownloadType.MUX
-        else if (audioUrl != "") "audio"
+        else if (audioUrl != "") DownloadType.AUDIO
-        else if (videoUrl != "") "video"
+        else if (videoUrl != "") DownloadType.VIDEO
-        else "none"
+        else DownloadType.NONE
-        if (downloadType != "none") {
+        if (downloadType != DownloadType.NONE) {
             downloadNotification(intent)
             downloadManager()
         } else {
@@ -108,7 +111,7 @@ class DownloadService : Service() {
                 IntentFilter(DownloadManager.ACTION_DOWNLOAD_COMPLETE)
             )
             when (downloadType) {
-                "mux" -> {
+                DownloadType.MUX -> {
                     audioDir = File(tempDir, "$videoId-audio")
                     videoDir = File(tempDir, "$videoId-video")
                     downloadId = downloadManagerRequest(
@@ -118,7 +121,7 @@ class DownloadService : Service() {
                         videoDir
                     )
                 }
-                "video" -> {
+                DownloadType.VIDEO -> {
                     videoDir = File(libretubeDir, "$videoId-video")
                     downloadId = downloadManagerRequest(
                         getString(R.string.video),
@@ -127,7 +130,7 @@ class DownloadService : Service() {
                         videoDir
                     )
                 }
-                "audio" -> {
+                DownloadType.AUDIO -> {
                     audioDir = File(libretubeDir, "$videoId-audio")
                     downloadId = downloadManagerRequest(
                         getString(R.string.audio),
@@ -148,7 +151,7 @@ class DownloadService : Service() {
             val id = intent.getLongExtra(DownloadManager.EXTRA_DOWNLOAD_ID, -1)
             // Checking if the received broadcast is for our enqueued download by matching download id
             if (downloadId == id) {
-                if (downloadType == "mux") {
+                if (downloadType == DownloadType.MUX) {
                     downloadManagerRequest(
                         getString(R.string.audio),
                         getString(R.string.downloading),