diff --git a/handler/im.go b/handler/im.go
index bb31805..cb3cd7b 100644
--- a/handler/im.go
+++ b/handler/im.go
@@ -203,7 +203,6 @@ func GetMessage(c *gin.Context) {
 	id := int(user_id.(float64))
 	//解析参数
 	if err := c.ShouldBind(&req); err == nil {
-
 		if req.Type == 2 {
 			msgs, err2 := dao.GetMsgGroupByIndex(req.GroupID, req.Index)
 			if err2 == nil {
@@ -266,27 +265,52 @@ func AcceptInvite(c *gin.Context) {
 	user_id, _ := c.Get("id")
 	cid := int(user_id.(float64))
 	if err := c.ShouldBind(&req); err == nil {
-		err2 := service.AddFriendService(req.ID, cid, req.To_user_id)
-		if err2 == nil {
-			c.JSON(http.StatusOK, gin.H{"code": proto.SuccessCode, "message": "success"})
+		if req.Type == 1 {
+			//同意添加好友
+			err2 := service.AddFriendService(req.ID, cid, req.To_user_id)
+			if err2 == nil {
+				c.JSON(http.StatusOK, gin.H{"code": proto.SuccessCode, "message": "success"})
+			} else {
+				c.JSON(http.StatusOK, gin.H{"error": err2.Error(), "code": proto.OperationFailed, "message": "failed"})
+			}
+		} else if req.Type == 2 {
+			//同意加入群聊
+			err3 := service.JoinGroupService(req.ID, cid, req.To_user_id, req.GroupID)
+			if err3 == nil {
+				c.JSON(http.StatusOK, gin.H{"code": proto.SuccessCode, "message": "success"})
+			} else {
+				c.JSON(http.StatusOK, gin.H{"error": err3.Error(), "code": proto.OperationFailed, "message": "failed"})
+			}
 		} else {
-			c.JSON(http.StatusOK, gin.H{"error": err2.Error(), "code": proto.OperationFailed, "message": "failed"})
+			c.JSON(http.StatusOK, gin.H{"error": err.Error(), "code": proto.ParameterError, "message": "failed"})
 		}
 	} else {
 		c.JSON(http.StatusOK, gin.H{"error": err.Error(), "code": proto.ParameterError, "message": "failed"})
 	}
 }
-
 func RejectInvite(c *gin.Context) {
 	var req Message
 	user_id, _ := c.Get("id")
 	cid := int(user_id.(float64))
 	if err := c.ShouldBind(&req); err == nil {
-		err2 := service.RejectFriendService(req.ID, cid, req.To_user_id)
-		if err2 == nil {
-			c.JSON(http.StatusOK, gin.H{"code": proto.SuccessCode, "message": "success"})
+		if req.Type == 1 {
+			//拒绝添加好友
+			err2 := service.RejectFriendService(req.ID, cid, req.To_user_id)
+			if err2 == nil {
+				c.JSON(http.StatusOK, gin.H{"code": proto.SuccessCode, "message": "success"})
+			} else {
+				c.JSON(http.StatusOK, gin.H{"error": err2.Error(), "code": proto.OperationFailed, "message": "failed"})
+			}
+		} else if req.Type == 2 {
+			//拒绝加入群聊
+			err3 := service.RejectGroupService(req.ID, cid, req.To_user_id, req.GroupID)
+			if err3 == nil {
+				c.JSON(http.StatusOK, gin.H{"code": proto.SuccessCode, "message": "success"})
+			} else {
+				c.JSON(http.StatusOK, gin.H{"error": err3.Error(), "code": proto.OperationFailed, "message": "failed"})
+			}
 		} else {
-			c.JSON(http.StatusOK, gin.H{"error": err2.Error(), "code": proto.OperationFailed, "message": "failed"})
+			c.JSON(http.StatusOK, gin.H{"error": "parameter error", "code": proto.ParameterError, "message": "failed type error"})
 		}
 	} else {
 		c.JSON(http.StatusOK, gin.H{"error": err.Error(), "code": proto.ParameterError, "message": "failed"})
diff --git a/service/imService.go b/service/imService.go
index e321cbe..8023eb7 100644
--- a/service/imService.go
+++ b/service/imService.go
@@ -370,3 +370,39 @@ func SetRobotMsg(person_id, robot_id int, msg string) {
 		return
 	}
 }
+
+// 同意用户加入群聊
+func JoinGroupService(im_id, cid, user_id, group_id int) error {
+
+	group := dao.FindGroup(group_id)
+	if len(group) == 0 {
+		return errors.New("no such group")
+	}
+	if group[0].AuthID != cid {
+		return errors.New("no permission")
+	}
+
+	//判断是否在群里
+	groupUser := dao.FindGroupUser(user_id, group_id)
+	if len(groupUser) > 0 {
+		return errors.New("已在群里")
+	}
+	err, _ := dao.JoinGroup(group_id, user_id)
+	if err != nil {
+		return err
+	}
+	err = dao.UpdateMessageStatus(uint(im_id), 1)
+	return err
+}
+
+func RejectGroupService(im_id, cid, user_id, group_id int) error {
+	group := dao.FindGroup(group_id)
+	if len(group) == 0 {
+		return errors.New("no such group")
+	}
+	if group[0].AuthID != cid {
+		return errors.New("no permission")
+	}
+	err := dao.UpdateMessageStatus(uint(im_id), 1) // 拒绝,设为已读
+	return err
+}