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lib/base/database/DataBase.dart

@@ -0,0 +1,36 @@
+abstract class DataBase {
+  static late DataBase _dataBase;
+
+  static DataBase getInstance() {
+    return _dataBase;
+  }
+
+  static void setInstance(DataBase database) {
+    _dataBase = database;
+  }
+
+  // 执行查询操作
+  Future<List<Map<String, dynamic>>> query(String table, {dynamic condition});
+
+  // 执行插入操作
+  Future<void> insert(String table, Map<String, dynamic> data);
+
+  // 执行更新操作
+  Future<void> update(
+      String table, Map<String, dynamic> data, dynamic condition);
+
+  // 执行删除操作
+  Future<void> delete(String table, dynamic condition);
+}
+
+class DataBaseConfig {
+  String host;
+  String userName;
+  String password;
+  String dataBase;
+  DataBaseConfig(
+      {required this.host,
+      required this.userName,
+      required this.password,
+      required this.dataBase});
+}