Fixing caching

KevinSchildhorn · Dec 20, 2023 · 2faea4c · 2faea4c
1 parent ef996bc
commit 2faea4c
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Showing 2 changed files with 20 additions and 7 deletions.
diff --git a/shared/src/commonMain/kotlin/App.kt b/shared/src/commonMain/kotlin/App.kt
@@ -54,7 +54,7 @@ fun App(
             Screen.PLAYLIST -> {
                 PlaylistScreen(playlistViewModel, overlaid = false) {
                     slideshowViewModel.setSlideshowFromPlaylist(it)
-                    currentScreen.value = Screen.PLAYLIST
+                    currentScreen.value = Screen.SLIDESHOW
                 }
             }
         }

diff --git a/.../commonMain/kotlin/com/kevinschildhorn/fotopresenter/domain/image/RetrieveImageUseCase.kt b/.../commonMain/kotlin/com/kevinschildhorn/fotopresenter/domain/image/RetrieveImageUseCase.kt
@@ -26,15 +26,28 @@ class RetrieveImageUseCase(
         }
 
         logger.i { "Getting Image Bitmap from File ${directory.name}" }
-        val imageBitmap: ImageBitmap? = directory.image?.getImageBitmap(50) // TODO
-        callback(
-            imageBitmap?.let {
-                State.SUCCESS(it)
-            } ?: State.ERROR("No Image Found"),
-        )
+        val smallImageBitmap = downloadAndStoreImage(directory, 64)
+        callback(smallImageBitmap.asState)
+
+        val largeImageBitmap = downloadAndStoreImage(directory, 256)
+        callback(largeImageBitmap.asState)
+    }
+
+    private fun downloadAndStoreImage(
+        directory: ImageDirectory,
+        bitmapSize: Int,
+    ): ImageBitmap? {
+        logger.i { "Getting Image Bitmap from File ${directory.name}" }
+        val imageBitmap: ImageBitmap? = directory.image?.getImageBitmap(bitmapSize)
         imageBitmap?.let {
             logger.i { "Caching new Image ${directory.name}" }
             imageCacheDataSource.saveImage(directory.details, it)
         }
+        return imageBitmap
     }
+
+    private val ImageBitmap?.asState: State<ImageBitmap>
+        get() = this?.let {
+            State.SUCCESS(it)
+        } ?: State.ERROR("No Image Found")
 }