add deeplinks

mobile/android/app/src/main/kotlin/app/alextran/immich/widget/ImageDownloadWorker.kt

@@ -94,14 +94,20 @@ class ImageDownloadWorker(
       if (serverConfig == null) {
         if (!currentImgUUID.isNullOrEmpty()) {
           deleteImage(currentImgUUID)
-          updateWidget(glanceId, "", "", WidgetState.LOG_IN)
+          updateWidget(
+            glanceId,
+            "",
+            "",
+            "immich://",
+            WidgetState.LOG_IN
+          )
         }
 
         return Result.success()
       }
 
       // fetch new image
-      val (newBitmap, subtitle) = when (widgetType) {
+      val entry = when (widgetType) {
         WidgetType.RANDOM -> fetchRandom(serverConfig, widgetConfig)
         WidgetType.MEMORIES -> fetchMemory(serverConfig)
       }
@@ -113,10 +119,10 @@ class ImageDownloadWorker(
 
       // save a new image
       val imgUUID = UUID.randomUUID().toString()
-      saveImage(newBitmap, imgUUID)
+      saveImage(entry.image, imgUUID)
 
       // trigger the update routine with new image uuid
-      updateWidget(glanceId, imgUUID, subtitle)
+      updateWidget(glanceId, imgUUID, entry.subtitle, entry.deeplink)
 
       Result.success()
     } catch (e: Exception) {
@@ -133,6 +139,7 @@ class ImageDownloadWorker(
     glanceId: GlanceId,
     imageUUID: String,
     subtitle: String?,
+    deeplink: String?,
     widgetState: WidgetState = WidgetState.SUCCESS
   ) {
     updateAppWidgetState(context, glanceId) { prefs ->
@@ -140,6 +147,7 @@ class ImageDownloadWorker(
       prefs[kImageUUID] = imageUUID
       prefs[kWidgetState] = widgetState.toString()
       prefs[kSubtitleText] = subtitle ?: ""
+      prefs[kDeeplinkURL] = deeplink ?: ""
     }
 
     PhotoWidget().update(context,glanceId)
@@ -148,7 +156,7 @@ class ImageDownloadWorker(
   private suspend fun fetchRandom(
     serverConfig: ServerConfig,
     widgetConfig: Preferences
-  ): Pair<Bitmap, String?> {
+  ): WidgetEntry {
     val api = ImmichAPI(serverConfig)
 
     val filters = SearchFilters(AssetType.IMAGE, size=1)
@@ -164,17 +172,21 @@ class ImageDownloadWorker(
     val random = api.fetchSearchResults(filters).first()
     val image = api.fetchImage(random)
 
-    return Pair(image, subtitle)
+    return WidgetEntry(
+      image,
+      subtitle,
+      assetDeeplink(random)
+    )
   }
 
   private suspend fun fetchMemory(
     serverConfig: ServerConfig
-  ): Pair<Bitmap, String?> {
+  ): WidgetEntry {
     val api = ImmichAPI(serverConfig)
 
     val today = LocalDate.now()
     val memories = api.fetchMemory(today)
-    val asset: SearchResult
+    val asset: Asset
     var subtitle: String? = null
 
     if (memories.isNotEmpty()) {
@@ -182,14 +194,18 @@ class ImageDownloadWorker(
       val memory = memories.random()
       asset = memory.assets.random()
 
-      subtitle = "${today.year-memory.data.year} years ago"
+      subtitle = "${today.year - memory.data.year} years ago"
     } else {
       val filters = SearchFilters(AssetType.IMAGE, size=1)
       asset = api.fetchSearchResults(filters).first()
     }
 
     val image = api.fetchImage(asset)
-    return Pair(image, subtitle)
+    return WidgetEntry(
+      image,
+      subtitle,
+      assetDeeplink(asset)
+    )
   }
 
   private suspend fun deleteImage(uuid: String) = withContext(Dispatchers.IO) {

mobile/android/app/src/main/kotlin/app/alextran/immich/widget/ImmichAPI.kt

@@ -53,7 +53,7 @@ class ImmichAPI(cfg: ServerConfig) {
     return URL(urlString.toString())
   }
 
-  suspend fun fetchSearchResults(filters: SearchFilters): List<SearchResult> = withContext(Dispatchers.IO) {
+  suspend fun fetchSearchResults(filters: SearchFilters): List<Asset> = withContext(Dispatchers.IO) {
     val url = buildRequestURL("/search/random")
     val connection = (url.openConnection() as HttpURLConnection).apply {
       requestMethod = "POST"
@@ -69,7 +69,7 @@ class ImmichAPI(cfg: ServerConfig) {
     }
 
     val response = connection.inputStream.bufferedReader().readText()
-    val type = object : TypeToken<List<SearchResult>>() {}.type
+    val type = object : TypeToken<List<Asset>>() {}.type
     gson.fromJson(response, type)
   }
 
@@ -85,7 +85,7 @@ class ImmichAPI(cfg: ServerConfig) {
     gson.fromJson(response, type)
   }
 
-  suspend fun fetchImage(asset: SearchResult): Bitmap = withContext(Dispatchers.IO) {
+  suspend fun fetchImage(asset: Asset): Bitmap = withContext(Dispatchers.IO) {
     val url = buildRequestURL("/assets/${asset.id}/thumbnail", listOf("size" to "preview"))
     val connection = url.openConnection()
     val data = connection.getInputStream().readBytes()

mobile/android/app/src/main/kotlin/app/alextran/immich/widget/Model.kt

@@ -1,5 +1,6 @@
 package app.alextran.immich.widget
 
+import android.graphics.Bitmap
 import androidx.datastore.preferences.core.booleanPreferencesKey
 import androidx.datastore.preferences.core.doublePreferencesKey
 import androidx.datastore.preferences.core.longPreferencesKey
@@ -12,9 +13,9 @@ enum class AssetType {
   IMAGE, VIDEO, AUDIO, OTHER
 }
 
-data class SearchResult(
+data class Asset(
   val id: String,
-  val type: AssetType
+  val type: AssetType,
 )
 
 data class SearchFilters(
@@ -25,7 +26,7 @@ data class SearchFilters(
 
 data class MemoryResult(
   val id: String,
-  var assets: List<SearchResult>,
+  var assets: List<Asset>,
   val type: String,
   val data: MemoryData
 ) {
@@ -47,6 +48,12 @@ enum class WidgetState {
   LOADING, SUCCESS, LOG_IN;
 }
 
+data class WidgetEntry (
+  val image: Bitmap,
+  val subtitle: String?,
+  val deeplink: String?
+)
+
 data class ServerConfig(val serverEndpoint: String, val sessionKey: String)
 
 // MARK: Widget State Keys
@@ -57,6 +64,7 @@ val kWidgetState = stringPreferencesKey("state")
 val kSelectedAlbum = stringPreferencesKey("albumID")
 val kSelectedAlbumName = stringPreferencesKey("albumName")
 val kShowAlbumName = booleanPreferencesKey("showAlbumName")
+val kDeeplinkURL = stringPreferencesKey("deeplink")
 
 const val kWorkerWidgetType = "widgetType"
 const val kWorkerWidgetID = "widgetId"
@@ -64,3 +72,7 @@ const val kWorkerWidgetID = "widgetId"
 fun imageFilename(id: String): String {
   return "widget_image_$id.jpg"
 }
+
+fun assetDeeplink(asset: Asset): String {
+  return "immich://asset?id=${asset.id}"
+}

mobile/android/app/src/main/kotlin/app/alextran/immich/widget/PhotoWidget.kt

@@ -1,9 +1,11 @@
 package app.alextran.immich.widget
 
 import android.content.Context
+import android.content.Intent
 import android.graphics.Bitmap
 import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.unit.*
+import androidx.core.net.toUri
 import androidx.datastore.preferences.core.MutablePreferences
 import androidx.glance.appwidget.*
 import androidx.glance.*
@@ -25,7 +27,8 @@ class PhotoWidget : GlanceAppWidget() {
         val prefs = currentState<MutablePreferences>()
 
         val imageUUID = prefs[kImageUUID]
-        val subtitle: String? = prefs[kSubtitleText]
+        val subtitle = prefs[kSubtitleText]
+        val deeplinkURL = prefs[kDeeplinkURL]?.toUri()
         var bitmap: Bitmap? = null
 
         if (imageUUID != null) {
@@ -42,6 +45,11 @@ class PhotoWidget : GlanceAppWidget() {
           modifier = GlanceModifier
             .fillMaxSize()
             .background(Color.White)
+            .clickable {
+              val intent = Intent(Intent.ACTION_VIEW, deeplinkURL ?: "immich://".toUri())
+              intent.flags = Intent.FLAG_ACTIVITY_NEW_TASK
+              context.startActivity(intent)
+            }
         ) {
           if (bitmap != null) {
             Image(