34 lines
947 B
Dart
34 lines
947 B
Dart
import 'package:path_provider/path_provider.dart';
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import 'package:isar/isar.dart';
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import '../models/todo.dart';
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class DbHelper {
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static late Isar _isar;
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static int get nextTodoId => _isar.todos.autoIncrement();
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static init() async {
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final dir = await getApplicationDocumentsDirectory();
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_isar = Isar.open(
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schemas: [TodoSchema],
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directory: dir.path,
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);
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_isar.write((isar) => isar.todos.clear());
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}
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static List<Todo> fetchTodos() =>
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_isar.todos.where().doneEqualTo(false).sortByCreatedAtDesc().findAll();
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static void addOrUpdateTodo(Todo todo) =>
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_isar.write((isar) => isar.todos.put(todo));
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static void deleteTodoAt(int index) =>
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_isar.write((isar) => isar.todos.delete(index));
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static void deleteTodo(Todo todo) =>
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_isar.write((isar) => isar.todos.delete(todo.id));
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static Stream<void> get todosChangedStream =>
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_isar.todos.watchLazy(fireImmediately: true);
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}
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