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mobile/lib/modules/home/providers/asset.provider.dart

@@ -0,0 +1,60 @@
+import 'package:hooks_riverpod/hooks_riverpod.dart';
+import 'package:immich_mobile/modules/home/models/get_all_asset_respose.model.dart';
+import 'package:immich_mobile/modules/home/services/asset.service.dart';
+
+class AssetNotifier extends StateNotifier<List<ImmichAssetGroupByDate>> {
+  final imagePerPage = 100;
+  final AssetService _assetService = AssetService();
+
+  AssetNotifier() : super([]);
+  late String? nextPageKey = "";
+  bool isFetching = false;
+
+  getImmichAssets() async {
+    GetAllAssetResponse? res = await _assetService.getAllAsset();
+    nextPageKey = res?.nextPageKey;
+
+    if (res != null) {
+      for (var assets in res.data) {
+        state = [...state, assets];
+      }
+    }
+  }
+
+  getMoreAsset() async {
+    if (nextPageKey != null && !isFetching) {
+      isFetching = true;
+      GetAllAssetResponse? res = await _assetService.getMoreAsset(nextPageKey);
+
+      if (res != null) {
+        nextPageKey = res.nextPageKey;
+
+        List<ImmichAssetGroupByDate> previousState = state;
+        List<ImmichAssetGroupByDate> currentState = [];
+
+        for (var assets in res.data) {
+          currentState = [...currentState, assets];
+        }
+
+        if (previousState.last.date == currentState.first.date) {
+          previousState.last.assets = [...previousState.last.assets, ...currentState.first.assets];
+          state = [...previousState, ...currentState.sublist(1)];
+        } else {
+          state = [...previousState, ...currentState];
+        }
+      }
+
+      isFetching = false;
+    }
+  }
+
+  clearAllAsset() {
+    state = [];
+  }
+}
+
+final currentLocalPageProvider = StateProvider<int>((ref) => 0);
+
+final assetProvider = StateNotifierProvider<AssetNotifier, List<ImmichAssetGroupByDate>>((ref) {
+  return AssetNotifier();
+});