Add parent WeChat identity mapping

talkingq-url/database/init_db.py

@@ -381,6 +381,32 @@ async def _ensure_parent_wechat_accounts_table(conn) -> None:
     )
 
 
+async def _ensure_parent_wechat_identities_table(conn) -> None:
+    await conn.execute(
+        text(
+            """
+            CREATE TABLE IF NOT EXISTS parent_wechat_identities (
+              id BIGINT NOT NULL AUTO_INCREMENT,
+              user_id BIGINT NOT NULL,
+              app_id VARCHAR(64) NOT NULL,
+              account_type VARCHAR(32) NOT NULL,
+              openid VARCHAR(64) NOT NULL,
+              unionid VARCHAR(64) NULL,
+              created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
+              updated_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+              PRIMARY KEY (id),
+              UNIQUE KEY uq_parent_wechat_identity_app_openid (app_id, account_type, openid),
+              KEY idx_parent_wechat_identity_user (user_id),
+              KEY idx_parent_wechat_identity_unionid (unionid),
+              CONSTRAINT fk_parent_wechat_identity_user
+                FOREIGN KEY (user_id)
+                REFERENCES parents (user_id)
+            ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci
+            """
+        )
+    )
+
+
 async def _ensure_wechat_mp_bind_states_table(conn) -> None:
     await conn.execute(
         text(
@@ -428,6 +454,7 @@ async def init_db():
             await _ensure_cards_allow_multiple_per_device(conn)
             await _ensure_device_family_tables(conn)
             await _ensure_parent_wechat_accounts_table(conn)
+            await _ensure_parent_wechat_identities_table(conn)
             await _ensure_wechat_mp_bind_states_table(conn)
         await engine.dispose()
         session_logger.info("system", "database", "数据库表已成功创建")