数据库表迁移

apps/im_app/lib/data/local/drift/tables/message.dart

@@ -0,0 +1,27 @@
+import 'package:drift/drift.dart';
+
+@DataClassName('Message')
+class Messages extends Table {
+  IntColumn get id => integer()();
+  IntColumn get messageId => integer().nullable()();
+  IntColumn get chatId => integer().nullable()();
+  IntColumn get chatIdx => integer().nullable()();
+  IntColumn get sendId => integer().nullable()();
+  TextColumn get content => text().nullable()();
+  IntColumn get typ => integer().nullable()();
+  IntColumn get sendTime => integer().nullable()();
+  IntColumn get expireTime => integer().nullable()();
+  IntColumn get createTime => integer().nullable()();
+  TextColumn get atUsers => text().nullable()();
+  TextColumn get emojis => text().withDefault(const Constant('[]'))();
+  IntColumn get editTime => integer().withDefault(const Constant(0))();
+  IntColumn get refTyp => integer().withDefault(const Constant(0))();
+  IntColumn get flag => integer().withDefault(const Constant(0))();
+  TextColumn get cmid => text().withDefault(const Constant(''))();
+
+  @override
+  Set<Column> get primaryKey => {id};
+
+  @override
+  String get tableName => 'message';
+}