feat: Android home-screen widgets (Jetpack Glance)

app.config.ts

@@ -60,6 +60,7 @@ export default ({ config }: ConfigContext) =>
       },
       plugins: [
         "@bacons/apple-targets",
+        ["./scripts/androidWidget/withAndroidWidget.ts"],
         ["./scripts/fdroid/configureFdroid.ts"],
         [
           "./scripts/detox/configureDetox.ts",

i18n/de.json

@@ -75,6 +75,20 @@
       "server": "Server",
       "loadpoint": "Ladepunkt"
     },
+    "androidConfig": {
+      "chooseServer": "Server auswählen",
+      "chooseLoadpoint": "Ladepunkt auswählen",
+      "noServers": "Keine Server — füge zuerst einen in der App hinzu",
+      "noLoadpoints": "Keine Ladepunkte erreichbar",
+      "loading": "Lädt…",
+      "loadingPreview": "Vorschau wird geladen…",
+      "previewError": "Vorschau konnte nicht geladen werden",
+      "useThisLoadpoint": "Diesen Ladepunkt verwenden",
+      "useThis": "Diesen verwenden",
+      "adjustQuestion": "An reale Erzeugung anpassen?",
+      "yesRecommended": "Ja (empfohlen)",
+      "no": "Nein"
+    },
     "loadpoint": {
       "name": "Ladepunkt",
       "description": "Ladepunkt-Status und Lademodus."

i18n/en.json

@@ -75,6 +75,20 @@
       "server": "Server",
       "loadpoint": "Loadpoint"
     },
+    "androidConfig": {
+      "chooseServer": "Choose server",
+      "chooseLoadpoint": "Choose loadpoint",
+      "noServers": "No servers — add one in the app first",
+      "noLoadpoints": "No loadpoints reachable",
+      "loading": "Loading…",
+      "loadingPreview": "Loading preview…",
+      "previewError": "Couldn't load a preview",
+      "useThisLoadpoint": "Use this loadpoint",
+      "useThis": "Use this",
+      "adjustQuestion": "Adjust to real production?",
+      "yesRecommended": "Yes (recommended)",
+      "no": "No"
+    },
     "loadpoint": {
       "name": "Loadpoint",
       "description": "Loadpoint status and charge mode."

modules/evcc-widget/android/build.gradle

@@ -0,0 +1,18 @@
+plugins {
+  id 'com.android.library'
+  id 'expo-module-gradle-plugin'
+}
+
+group = 'expo.modules.evccwidget'
+version = '0.1.0'
+
+android {
+  namespace "expo.modules.evccwidget"
+  defaultConfig {
+    versionCode 1
+    versionName "0.1.0"
+  }
+  lintOptions {
+    abortOnError false
+  }
+}

modules/evcc-widget/android/src/main/AndroidManifest.xml

@@ -0,0 +1,2 @@
+<manifest>
+</manifest>

modules/evcc-widget/android/src/main/java/expo/modules/evccwidget/EvccWidgetModule.kt

@@ -0,0 +1,48 @@
+package expo.modules.evccwidget
+
+import android.appwidget.AppWidgetManager
+import android.content.ComponentName
+import android.content.Intent
+import expo.modules.kotlin.modules.Module
+import expo.modules.kotlin.modules.ModuleDefinition
+
+class EvccWidgetModule : Module() {
+  // Glance widget receivers injected by scripts/androidWidget/withAndroidWidget.ts.
+  // Names are stable; the package is resolved at runtime so dev/prod app ids both work.
+  private val receivers = listOf(
+    "EvccLoadpointWidgetReceiver",
+    "EvccSolarWidgetReceiver",
+    "EvccPriceWidgetReceiver",
+    "EvccCo2WidgetReceiver",
+    "EvccFeedinWidgetReceiver",
+  )
+
+  override fun definition() = ModuleDefinition {
+    Name("EvccWidget")
+
+    // Force an immediate redraw of the home-screen widgets. Sends each receiver a
+    // targeted APPWIDGET_UPDATE broadcast; GlanceAppWidgetReceiver re-runs
+    // provideGlance on receipt, so the widgets re-read the synced server list.
+    Function("refresh") {
+      val context = appContext.reactContext?.applicationContext ?: return@Function Unit
+      val manager = AppWidgetManager.getInstance(context)
+      val pkg = context.packageName
+
+      for (name in receivers) {
+        val cn = ComponentName(pkg, "$pkg.widget.$name")
+        val ids = try {
+          manager.getAppWidgetIds(cn)
+        } catch (e: Exception) {
+          continue // provider not present (e.g. widget type never placed)
+        }
+        if (ids.isNotEmpty()) {
+          val intent = Intent(AppWidgetManager.ACTION_APPWIDGET_UPDATE).apply {
+            component = cn
+            putExtra(AppWidgetManager.EXTRA_APPWIDGET_IDS, ids)
+          }
+          context.sendBroadcast(intent)
+        }
+      }
+    }
+  }
+}

modules/evcc-widget/expo-module.config.json

@@ -0,0 +1,6 @@
+{
+  "platforms": ["android"],
+  "android": {
+    "modules": ["expo.modules.evccwidget.EvccWidgetModule"]
+  }
+}

modules/evcc-widget/package.json

@@ -0,0 +1,7 @@
+{
+  "name": "evcc-widget",
+  "version": "0.1.0",
+  "description": "Native Android widget refresh module for evcc",
+  "license": "MIT",
+  "platforms": ["android"]
+}

package.json

@@ -31,6 +31,7 @@
     "@types/react": "~19.2.10",
     "axios": "^1.16.0",
     "base-64": "^1.0.0",
+    "evcc-widget": "file:./modules/evcc-widget",
     "expo": "^57.0.0",
     "expo-build-properties": "~57.0.7",
     "expo-camera": "~57.0.3",