Initial commit

flutter_app/lib/services/todo_service.dart

@@ -0,0 +1,79 @@
+import "../config/api_config.dart";
+import "../models/todo_item.dart";
+import "api_client.dart";
+import "mock_data.dart";
+
+class TodoService {
+  final ApiClient _client;
+
+  TodoService(this._client);
+
+  Future<List<TodoItem>> fetchTodos() async {
+    if (ApiConfig.useMockData) {
+      return List<TodoItem>.from(MockDataStore.todos);
+    }
+    final data = await _client.getList(ApiConfig.todos);
+    return data
+        .map((item) => TodoItem.fromJson(item as Map<String, dynamic>))
+        .toList();
+  }
+
+  Future<List<TodoItem>> fetchTodayTodos() async {
+    if (ApiConfig.useMockData) {
+      final today = DateTime.now();
+      return MockDataStore.todos.where((todo) => todo.dueDate != null).where((
+        todo,
+      ) {
+        final date = todo.dueDate!;
+        return date.year == today.year &&
+            date.month == today.month &&
+            date.day == today.day;
+      }).toList();
+    }
+    final data = await _client.getList("${ApiConfig.todos}/today");
+    return data
+        .map((item) => TodoItem.fromJson(item as Map<String, dynamic>))
+        .toList();
+  }
+
+  Future<TodoItem> createTodo(TodoItem todo) async {
+    if (ApiConfig.useMockData) {
+      final created = TodoItem(
+        id: "todo-${DateTime.now().millisecondsSinceEpoch}",
+        familyMemberId: todo.familyMemberId,
+        title: todo.title,
+        completed: todo.completed,
+        dueDate: todo.dueDate,
+      );
+      MockDataStore.todos.add(created);
+      return created;
+    }
+    final data = await _client.post(ApiConfig.todos, todo.toJson());
+    return TodoItem.fromJson(data);
+  }
+
+  Future<TodoItem> updateTodo(TodoItem todo) async {
+    if (ApiConfig.useMockData) {
+      final index = MockDataStore.todos.indexWhere(
+        (item) => item.id == todo.id,
+      );
+      if (index != -1) {
+        MockDataStore.todos[index] = todo;
+      }
+      return todo;
+    }
+    final data = await _client.put(
+      "${ApiConfig.todos}/${todo.id}",
+      todo.toJson(),
+    );
+    return TodoItem.fromJson(data);
+  }
+
+  Future<void> deleteTodo(String id) async {
+    if (ApiConfig.useMockData) {
+      MockDataStore.todos.removeWhere((item) => item.id == id);
+      return;
+    }
+    await _client.delete("${ApiConfig.todos}/$id");
+  }
+}