Add plugin settings screen

data/files/src/main/java/de/mm20/launcher2/files/providers/PluginFile.kt

@@ -2,9 +2,16 @@ package de.mm20.launcher2.files.providers
 
 import android.content.Context
 import android.content.Intent
+import android.graphics.drawable.Drawable
 import android.net.Uri
 import android.os.Bundle
+import coil.imageLoader
+import coil.request.ImageRequest
 import de.mm20.launcher2.files.PluginFileSerializer
+import de.mm20.launcher2.icons.ColorLayer
+import de.mm20.launcher2.icons.LauncherIcon
+import de.mm20.launcher2.icons.StaticIconLayer
+import de.mm20.launcher2.icons.StaticLauncherIcon
 import de.mm20.launcher2.ktx.tryStartActivity
 import de.mm20.launcher2.plugin.config.StorageStrategy
 import de.mm20.launcher2.search.File
@@ -47,6 +54,21 @@ data class PluginFile(
         return PluginFileSerializer()
     }
 
+    override suspend fun loadIcon(context: Context, size: Int, themed: Boolean): LauncherIcon? {
+        if (thumbnailUri != null) {
+            val request = ImageRequest.Builder(context)
+                .data(thumbnailUri)
+                .build()
+            val result = context.imageLoader.execute(request)
+            val drawable = result.drawable ?: return null
+            return StaticLauncherIcon(
+                foregroundLayer = StaticIconLayer(icon = drawable, scale = 1.5f),
+                backgroundLayer = ColorLayer(),
+            )
+        }
+        return null
+    }
+
     companion object {
         const val Domain = "plugin.file"
     }

data/files/src/main/java/de/mm20/launcher2/files/providers/PluginFileProvider.kt

@@ -4,6 +4,7 @@ import android.content.Context
 import android.database.Cursor
 import android.net.Uri
 import android.os.CancellationSignal
+import android.util.Log
 import androidx.core.database.getStringOrNull
 import de.mm20.launcher2.plugin.Plugin
 import de.mm20.launcher2.plugin.config.StorageStrategy
@@ -36,7 +37,13 @@ class PluginFileProvider(
                 null,
                 null,
                 cancellationSignal
-            ) ?: return@suspendCancellableCoroutine it.resume(emptyList<File>())
+            )
+
+            if (cursor == null) {
+                Log.e("MM20", "Plugin ${plugin.authority} returned null cursor")
+                it.resume(emptyList())
+                return@suspendCancellableCoroutine
+            }
 
             val results = fromCursor(cursor) ?: emptyList()
             it.resume(results)