103 lines
2.6 KiB
Dart
103 lines
2.6 KiB
Dart
import "package:sqflite/sqflite.dart";
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import "package:sqflite/sqlite_api.dart";
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import "package:path/path.dart";
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import 'data_util.dart' as data;
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class DBHelper {
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DBHelper._();
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static DBHelper dbHelper = DBHelper._();
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late Database _database;
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Future<Database> get database async {
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_database = await _createDatabase();
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return _database;
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}
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Future<Database> _createDatabase() async {
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Database database =
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await openDatabase(join(await getDatabasesPath(), 'lists.db'),
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onCreate: (Database db, int version) {
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db.execute("""
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CREATE TABLE List(
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id INTEGER PRIMARY KEY,
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list_name TEXT,
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is_template int2
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)
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""");
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db.execute("""
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CREATE TABLE Item(
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id INTEGER PRIMARY KEY,
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check_text TEXT,
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status int2,
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list_id INTEGER
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)
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""");
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db.execute("""
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INSERT INTO List(id, list_name, is_template)
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VALUES
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(0, 'test list', 0),
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(1, 'test template', 1)
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""");
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db.execute("""
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INSERT INTO Item(id, check_text, status, list_id)
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VALUES
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(0, 'test item', 0, 0),
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(1, 'test item', 1, 0),
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(2, 'test item', 0, 1),
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(3, 'test item', 1, 1)
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""");
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}, version: 1);
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return database;
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}
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Future<List<Map<String, dynamic>>> getAllLists(data.Page type) async {
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Database db = await database;
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return db.query("List", where: "is_template = ?", whereArgs: [type.index]);
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}
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Future<List<Map<String, dynamic>>> getList(int id) async {
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Database db = await database;
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return db.query("Item", where: "list_id = ?", whereArgs: [id]);
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}
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Future<List<Map<String, dynamic>>> getListData(int id) async {
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Database db = await database;
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return db.query("List", where: "id = ?", whereArgs: [id]);
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}
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Future<int> insertList(data.List l) async {
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Database db = await database;
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return db.insert("List", l.toMap());
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}
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Future<int> insertItem(data.Check item) async {
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Database db = await database;
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return db.insert("Item", item.toMap());
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}
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Future<int> deleteItem(data.Check item) async {
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Database db = await database;
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return db.delete("Item", where: 'id = ?', whereArgs: [item.id]);
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}
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Future<int> updateItem(data.Check item) async {
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Database db = await database;
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return db.update(
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"Item",
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item.toMap(),
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where: 'id = ?',
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whereArgs: [item.id],
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);
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}
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}
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