Prevent long-running requests to make the app crash when user is logging out.

app/src/main/java/com/github/apognu/otter/repositories/FavoritesRepository.kt

@@ -29,9 +29,9 @@ class FavoritesRepository(override val context: Context?) : Repository<Track, Tr
       track.downloaded = downloaded.contains(track.id)
 
       track.bestUpload()?.let { upload ->
-        val url = mustNormalizeUrl(upload.listen_url)
-
-        track.cached = Otter.get().exoCache.isCached(url, 0, upload.duration * 1000L)
+        maybeNormalizeUrl(upload.listen_url)?.let { url ->
+          track.cached = Otter.get().exoCache.isCached(url, 0, upload.duration * 1000L)
+        }
       }
 
       track

app/src/main/java/com/github/apognu/otter/repositories/HttpUpstream.kt

@@ -65,32 +65,40 @@ class HttpUpstream<D : Any, R : FunkwhaleResponse<D>>(val behavior: Behavior, pr
   }
 
   suspend fun get(url: String): Result<R, FuelError> {
-    val request = Fuel.get(mustNormalizeUrl(url)).apply {
-      if (!Settings.isAnonymous()) {
-        header("Authorization", "Bearer ${Settings.getAccessToken()}")
+    return try {
+      val request = Fuel.get(mustNormalizeUrl(url)).apply {
+        if (!Settings.isAnonymous()) {
+          header("Authorization", "Bearer ${Settings.getAccessToken()}")
+        }
       }
-    }
 
-    val (_, response, result) = request.awaitObjectResponseResult(GenericDeserializer<R>(type))
+      val (_, response, result) = request.awaitObjectResponseResult(GenericDeserializer<R>(type))
 
-    if (response.statusCode == 401) {
-      return retryGet(url)
-    }
+      if (response.statusCode == 401) {
+        return retryGet(url)
+      }
 
-    return result
+      result
+    } catch (e: Exception) {
+      Result.error(FuelError.wrap(e))
+    }
   }
 
   private suspend fun retryGet(url: String): Result<R, FuelError> {
-    return if (HTTP.refresh()) {
-      val request = Fuel.get(mustNormalizeUrl(url)).apply {
-        if (!Settings.isAnonymous()) {
-          header("Authorization", "Bearer ${Settings.getAccessToken()}")
+    return try {
+      return if (HTTP.refresh()) {
+        val request = Fuel.get(mustNormalizeUrl(url)).apply {
+          if (!Settings.isAnonymous()) {
+            header("Authorization", "Bearer ${Settings.getAccessToken()}")
+          }
         }
-      }
 
-      request.awaitObjectResult(GenericDeserializer(type))
-    } else {
-      Result.Failure(FuelError.wrap(RefreshError))
+        request.awaitObjectResult(GenericDeserializer(type))
+      } else {
+        Result.Failure(FuelError.wrap(RefreshError))
+      }
+    } catch (e: Exception) {
+      Result.error(FuelError.wrap(e))
     }
   }
 }

app/src/main/java/com/github/apognu/otter/utils/Util.kt

@@ -22,9 +22,13 @@ fun Any.log() {
 }
 
 fun maybeNormalizeUrl(rawUrl: String?): String? {
-  if (rawUrl == null || rawUrl.isEmpty()) return null
+  try {
+    if (rawUrl == null || rawUrl.isEmpty()) return null
 
-  return mustNormalizeUrl(rawUrl)
+    return mustNormalizeUrl(rawUrl)
+  } catch (e: Exception) {
+    return null
+  }
 }
 
 fun mustNormalizeUrl(rawUrl: String): String {