fix: rotate headlines os widget article each tick

Author: jvsena42

app/src/main/java/to/bitkit/appwidget/AppWidgetPreferencesStore.kt

@@ -84,4 +84,8 @@ class AppWidgetPreferencesStore @Inject constructor(
     suspend fun cacheArticles(articles: List<ArticleDTO>) {
         store.updateData { it.copy(cachedArticles = articles) }
     }
+
+    suspend fun bumpArticleRotationTick() {
+        store.updateData { it.copy(articleRotationTick = it.articleRotationTick + 1) }
+    }
 }

app/src/main/java/to/bitkit/appwidget/AppWidgetRefreshWorker.kt

@@ -94,6 +94,7 @@ class AppWidgetRefreshWorker @AssistedInject constructor(
                         .onFailure {
                             Logger.warn("Failed to refresh headlines", it, context = TAG)
                         }
+                    preferencesStore.bumpArticleRotationTick()
                     HeadlinesGlanceWidget().updateAll(appContext)
                 }
             }

app/src/main/java/to/bitkit/appwidget/model/AppWidgetPreferences.kt

@@ -41,4 +41,5 @@ data class AppWidgetData(
     val entries: List<AppWidgetEntry> = emptyList(),
     val cachedPrices: Map<GraphPeriod, PriceDTO> = emptyMap(),
     val cachedArticles: List<ArticleDTO> = emptyList(),
+    val articleRotationTick: Int = 0,
 )

app/src/main/java/to/bitkit/appwidget/ui/headlines/HeadlinesGlanceWidget.kt

@@ -33,8 +33,8 @@ class HeadlinesGlanceWidget : GlanceAppWidget() {
             val data by store.data.collectAsState(initial = AppWidgetData())
             val entry = data.entries.find { it.appWidgetId == appWidgetId }
                 ?: AppWidgetEntry(appWidgetId = appWidgetId, type = AppWidgetType.HEADLINES)
-            val article = remember(data.cachedArticles) {
-                data.cachedArticles.firstOrNull()?.toArticleModel()
+            val article = remember(data.cachedArticles, data.articleRotationTick) {
+                data.cachedArticles.randomOrNull()?.toArticleModel()
             }
 
             HeadlinesGlanceContent(