Memory usage optimization

app/src/main/java/xyz/quaver/pupil/services/DownloadService.kt

@@ -27,6 +27,7 @@ import android.util.SparseArray
 import androidx.core.app.NotificationCompat
 import androidx.core.app.NotificationManagerCompat
 import androidx.core.app.TaskStackBuilder
+import androidx.core.content.ContextCompat
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.Job
@@ -46,7 +47,6 @@ import xyz.quaver.pupil.util.downloader.DownloadManager
 import xyz.quaver.pupil.util.ellipsize
 import xyz.quaver.pupil.util.normalizeID
 import xyz.quaver.pupil.util.requestBuilders
-import xyz.quaver.pupil.util.startForegroundServiceCompat
 import java.io.IOException
 
 private typealias ProgressListener = (DownloadService.Tag, Long, Long, Boolean) -> Unit
@@ -354,7 +354,7 @@ class DownloadService : Service() {
         const val COMMAND_DELETE = "DELETE"
 
         private fun command(context: Context, extras: Intent.() -> Unit) {
-            context.startForegroundServiceCompat(Intent(context, DownloadService::class.java).apply(extras))
+            ContextCompat.startForegroundService(context, Intent(context, DownloadService::class.java).apply(extras))
         }
 
         fun download(context: Context, galleryID: Int, priority: Boolean = false) {

app/src/main/java/xyz/quaver/pupil/ui/MainActivity.kt

@@ -968,4 +968,14 @@ class MainActivity :
             }
         }
     }
+
+    override fun onLowMemory() {
+        super.onLowMemory()
+        Glide.get(this).onLowMemory()
+    }
+
+    override fun onTrimMemory(level: Int) {
+        super.onTrimMemory(level)
+        Glide.get(this).onTrimMemory(level)
+    }
 }

app/src/main/java/xyz/quaver/pupil/ui/ReaderActivity.kt

@@ -35,6 +35,7 @@ import androidx.recyclerview.widget.PagerSnapHelper
 import androidx.recyclerview.widget.RecyclerView
 import androidx.vectordrawable.graphics.drawable.Animatable2Compat
 import androidx.vectordrawable.graphics.drawable.AnimatedVectorDrawableCompat
+import com.bumptech.glide.Glide
 import com.google.android.material.snackbar.Snackbar
 import com.google.firebase.crashlytics.FirebaseCrashlytics
 import kotlinx.android.synthetic.main.activity_reader.*
@@ -473,4 +474,14 @@ class ReaderActivity : BaseActivity() {
             }
         }
     }
+
+    override fun onLowMemory() {
+        super.onLowMemory()
+        Glide.get(this).onLowMemory()
+    }
+
+    override fun onTrimMemory(level: Int) {
+        super.onTrimMemory(level)
+        Glide.get(this).onTrimMemory(level)
+    }
 }

app/src/main/java/xyz/quaver/pupil/util/misc.kt

@@ -22,6 +22,7 @@ import android.annotation.SuppressLint
 import android.content.Context
 import android.content.Intent
 import android.os.Build
+import androidx.core.content.ContextCompat
 import okhttp3.OkHttpClient
 import okhttp3.Request
 import xyz.quaver.Code
@@ -101,13 +102,6 @@ fun GalleryBlock.formatDownloadFolderTest(format: String): String =
         }
     }
 
-fun Context.startForegroundServiceCompat(service: Intent) {
-    if (Build.VERSION.SDK_INT >= 26)
-        startForegroundService(service)
-    else
-        startService(service)
-}
-
 val Reader.requestBuilders: List<Request.Builder>
     get() {
         val galleryID = this.galleryInfo.id ?: 0