Moves ExoPlayer to OkHttp in order to enable Tor support.

app/build.gradle

@@ -140,6 +140,8 @@ dependencies {
 
     // view videos
     implementation 'com.google.android.exoplayer:exoplayer:2.18.7'
+    // important for proxy / tor
+    implementation 'com.google.android.exoplayer:extension-okhttp:2.18.7'
 
     // Load images from the web.
     implementation "io.coil-kt:coil-compose:$coil_version"

app/src/main/java/com/vitorpamplona/amethyst/ServiceManager.kt

@@ -1,5 +1,12 @@
 package com.vitorpamplona.amethyst
 
+import android.content.Context
+import android.os.Build
+import coil.Coil
+import coil.ImageLoader
+import coil.decode.GifDecoder
+import coil.decode.ImageDecoderDecoder
+import coil.decode.SvgDecoder
 import com.vitorpamplona.amethyst.model.Account
 import com.vitorpamplona.amethyst.model.LocalCache
 import com.vitorpamplona.amethyst.service.HttpClient
@@ -19,14 +26,30 @@ import com.vitorpamplona.amethyst.service.relays.Client
 object ServiceManager {
     private var account: Account? = null
 
-    fun start(account: Account) {
+    fun start(account: Account, context: Context) {
         this.account = account
-        start()
+        start(context)
     }
 
-    fun start() {
+    fun start(context: Context) {
         val myAccount = account
+
+        // Resets Proxy Use
         HttpClient.start(account)
+        Coil.setImageLoader {
+            ImageLoader.Builder(context).components {
+                if (Build.VERSION.SDK_INT >= 28) {
+                    add(ImageDecoderDecoder.Factory())
+                } else {
+                    add(GifDecoder.Factory())
+                }
+                add(SvgDecoder.Factory())
+            } // .logger(DebugLogger())
+                .okHttpClient { HttpClient.getHttpClient() }
+                .respectCacheHeaders(false)
+                .build()
+        }
+
         if (myAccount != null) {
             Client.connect(myAccount.activeRelays() ?: myAccount.convertLocalRelays())
 

app/src/main/java/com/vitorpamplona/amethyst/VideoCache.kt

@@ -2,10 +2,11 @@ package com.vitorpamplona.amethyst
 
 import android.content.Context
 import com.google.android.exoplayer2.database.StandaloneDatabaseProvider
-import com.google.android.exoplayer2.upstream.DefaultHttpDataSource
+import com.google.android.exoplayer2.ext.okhttp.OkHttpDataSource
 import com.google.android.exoplayer2.upstream.cache.CacheDataSource
 import com.google.android.exoplayer2.upstream.cache.LeastRecentlyUsedCacheEvictor
 import com.google.android.exoplayer2.upstream.cache.SimpleCache
+import com.vitorpamplona.amethyst.service.HttpClient
 
 object VideoCache {
 
@@ -31,7 +32,7 @@ object VideoCache {
             cacheDataSourceFactory = CacheDataSource.Factory()
                 .setCache(simpleCache)
                 .setUpstreamDataSourceFactory(
-                    DefaultHttpDataSource.Factory().setAllowCrossProtocolRedirects(true)
+                    OkHttpDataSource.Factory(HttpClient.getHttpClient())
                 )
                 .setFlags(CacheDataSource.FLAG_IGNORE_CACHE_ON_ERROR)
         }

app/src/main/java/com/vitorpamplona/amethyst/ui/MainActivity.kt

@@ -2,7 +2,6 @@ package com.vitorpamplona.amethyst.ui
 
 import android.content.Context
 import android.content.Intent
-import android.os.Build.VERSION.SDK_INT
 import android.os.Bundle
 import androidx.activity.compose.setContent
 import androidx.activity.result.contract.ActivityResultContracts
@@ -12,15 +11,9 @@ import androidx.compose.material.Surface
 import androidx.compose.ui.Modifier
 import androidx.fragment.app.FragmentActivity
 import androidx.lifecycle.viewmodel.compose.viewModel
-import coil.Coil
-import coil.ImageLoader
-import coil.decode.GifDecoder
-import coil.decode.ImageDecoderDecoder
-import coil.decode.SvgDecoder
 import com.vitorpamplona.amethyst.LocalPreferences
 import com.vitorpamplona.amethyst.ServiceManager
 import com.vitorpamplona.amethyst.VideoCache
-import com.vitorpamplona.amethyst.service.HttpClient
 import com.vitorpamplona.amethyst.service.model.ChannelCreateEvent
 import com.vitorpamplona.amethyst.service.model.ChannelMessageEvent
 import com.vitorpamplona.amethyst.service.model.ChannelMetadataEvent
@@ -52,20 +45,6 @@ class MainActivity : FragmentActivity() {
         // Initializes video cache.
         VideoCache.init(this.applicationContext)
 
-        Coil.setImageLoader {
-            ImageLoader.Builder(this).components {
-                if (SDK_INT >= 28) {
-                    add(ImageDecoderDecoder.Factory())
-                } else {
-                    add(GifDecoder.Factory())
-                }
-                add(SvgDecoder.Factory())
-            } // .logger(DebugLogger())
-                .okHttpClient { HttpClient.getHttpClient() }
-                .respectCacheHeaders(false)
-                .build()
-        }
-
         LocalPreferences.migrateSingleUserPrefs()
 
         setContent {
@@ -73,7 +52,7 @@ class MainActivity : FragmentActivity() {
                 // A surface container using the 'background' color from the theme
                 Surface(modifier = Modifier.fillMaxSize(), color = MaterialTheme.colors.background) {
                     val accountStateViewModel: AccountStateViewModel = viewModel {
-                        AccountStateViewModel()
+                        AccountStateViewModel(this@MainActivity)
                     }
 
                     AccountScreen(accountStateViewModel, startingPage)
@@ -92,7 +71,7 @@ class MainActivity : FragmentActivity() {
 
         // Only starts after login
         GlobalScope.launch(Dispatchers.IO) {
-            ServiceManager.start()
+            ServiceManager.start(this@MainActivity)
         }
 
         PushNotificationUtils().init(LocalPreferences.allSavedAccounts())

app/src/main/java/com/vitorpamplona/amethyst/ui/navigation/DrawerContent.kt

@@ -1,5 +1,6 @@
 package com.vitorpamplona.amethyst.ui.navigation
 
+import android.content.Context
 import androidx.compose.foundation.ExperimentalFoundationApi
 import androidx.compose.foundation.Image
 import androidx.compose.foundation.background
@@ -43,6 +44,7 @@ import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.clip
 import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.layout.ContentScale
+import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.res.painterResource
 import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.text.font.FontWeight
@@ -335,6 +337,8 @@ fun ListContent(
         AccountBackupDialog(account, onClose = { backupDialogOpen = false })
     }
 
+    val context = LocalContext.current
+
     if (conectOrbotDialogOpen) {
         ConnectOrbotDialog(
             onClose = { conectOrbotDialogOpen = false },
@@ -342,7 +346,7 @@ fun ListContent(
                 conectOrbotDialogOpen = false
                 disconnectTorDialog = false
                 checked = true
-                enableTor(account, true, proxyPort)
+                enableTor(account, true, proxyPort, context = context)
             },
             proxyPort
         )
@@ -364,7 +368,7 @@ fun ListContent(
                     onClick = {
                         disconnectTorDialog = false
                         checked = false
-                        enableTor(account, false, proxyPort)
+                        enableTor(account, false, proxyPort, context)
                     }
                 ) {
                     Text(text = stringResource(R.string.yes))
@@ -386,13 +390,14 @@ fun ListContent(
 private fun enableTor(
     account: Account,
     checked: Boolean,
-    portNumber: MutableState<String>
+    portNumber: MutableState<String>,
+    context: Context
 ) {
     account.proxyPort = portNumber.value.toInt()
     account.proxy = HttpClient.initProxy(checked, "127.0.0.1", account.proxyPort)
     LocalPreferences.saveToEncryptedStorage(account)
     ServiceManager.pause()
-    ServiceManager.start()
+    ServiceManager.start(context)
 }
 
 @Composable

app/src/main/java/com/vitorpamplona/amethyst/ui/screen/AccountStateViewModel.kt

@@ -1,5 +1,6 @@
 package com.vitorpamplona.amethyst.ui.screen
 
+import android.content.Context
 import androidx.lifecycle.ViewModel
 import com.vitorpamplona.amethyst.LocalPreferences
 import com.vitorpamplona.amethyst.ServiceManager
@@ -21,7 +22,7 @@ import nostr.postr.Persona
 import nostr.postr.bechToBytes
 import java.util.regex.Pattern
 
-class AccountStateViewModel() : ViewModel() {
+class AccountStateViewModel(val context: Context) : ViewModel() {
     private val _accountContent = MutableStateFlow<AccountState>(AccountState.LoggedOff)
     val accountContent = _accountContent.asStateFlow()
 
@@ -85,7 +86,7 @@ class AccountStateViewModel() : ViewModel() {
         }
         val scope = CoroutineScope(Job() + Dispatchers.IO)
         scope.launch {
-            ServiceManager.start(account)
+            ServiceManager.start(account, context)
         }
         GlobalScope.launch(Dispatchers.Main) {
             account.saveable.observeForever(saveListener)