Tweak displaying cached covers

app/src/main/java/org/koitharu/kotatsu/utils/ext/AndroidExt.kt

@@ -1,7 +1,9 @@
 package org.koitharu.kotatsu.utils.ext
 
+import android.app.ActivityManager
 import android.app.ActivityOptions
 import android.content.Context
+import android.content.Context.ACTIVITY_SERVICE
 import android.content.SharedPreferences
 import android.content.pm.ResolveInfo
 import android.graphics.Color
@@ -17,6 +19,7 @@ import android.view.ViewPropertyAnimator
 import android.view.Window
 import androidx.activity.result.ActivityResultLauncher
 import androidx.core.app.ActivityOptionsCompat
+import androidx.core.content.ContextCompat.getSystemService
 import androidx.core.view.children
 import androidx.core.view.descendants
 import androidx.lifecycle.Lifecycle
@@ -35,6 +38,9 @@ import kotlinx.coroutines.suspendCancellableCoroutine
 import org.koitharu.kotatsu.utils.InternalResourceHelper
 import kotlin.coroutines.resume
 
+val Context.activityManager: ActivityManager?
+	get() = getSystemService(ACTIVITY_SERVICE) as? ActivityManager
+
 val Context.connectivityManager: ConnectivityManager
 	get() = getSystemService(Context.CONNECTIVITY_SERVICE) as ConnectivityManager
 
@@ -134,6 +140,10 @@ inline fun <reified T> ViewGroup.findDescendant(): T? {
 	return descendants.find { it is T } as? T
 }
 
+fun isLowRamDevice(context: Context): Boolean {
+	return context.activityManager?.isLowRamDevice ?: false
+}
+
 fun scaleUpActivityOptionsOf(view: View): ActivityOptions = ActivityOptions.makeScaleUpAnimation(
 	view,
 	0,