redis 新增密码和db选择

lib/base/redis/redis.dart

@@ -30,6 +30,24 @@ class Redis {
       try {
         _command = await RedisConnection().connect(_config.host, _config.port);
         print('Redis Connected successfully!');
+        if (_config.password != null) {
+          var authResult =
+              await _command!.send_object(['AUTH', _config.password]);
+          if (authResult == "OK") {
+            print('Redis Authentication successfully');
+          } else {
+            print('Redis Authentication failed');
+            connect(reconnect: reconnect);
+          }
+        }
+        if (_config.database != 0) {
+          var result = await _command!
+              .send_object(["SELECT", _config.database.toString()]);
+          if (result == "OK") {
+            print('Redis use db ${_config.database}');
+          }
+        }
+
         _connected = true;
         //定时检测是否断开连接
         Future.delayed(Duration(seconds: 1), () async {
@@ -152,9 +170,13 @@ class Redis {
 class RedisConfig {
   String host;
   int port;
+  String? password;
+  int database;
 
   RedisConfig({
     required this.host,
     this.port = 6379,
+    this.password,
+    this.database = 0,
   });
 }