package user

import (
	"go_dreamfactory/comm"
	"go_dreamfactory/pb"
	"strings"
)

func (this *apiComp) ModifynameCheck(session comm.IUserSession, req *pb.UserModifynameReq) (code pb.ErrorCode) {
	if strings.TrimSpace(req.Name) == "" || len(strings.TrimSpace(req.Name)) > 18 {
		code = pb.ErrorCode_ReqParameterError
	}
	return
}

func (this *apiComp) Modifyname(session comm.IUserSession, req *pb.UserModifynameReq) (code pb.ErrorCode, data *pb.ErrorData) {
	if code = this.ModifynameCheck(session, req); code != pb.ErrorCode_Success {
		return
	}

	name := strings.TrimSpace(req.Name)
	//验证名称
	if !this.module.modelUser.NickNameIsExist(name) {
		code = pb.ErrorCode_UserNickNameExist
		return
	}

	expand, err := this.module.modelExpand.GetUserExpand(session.GetUserId())
	if err != nil {
		code = pb.ErrorCode_DBError
		return
	}

	//校验名称修改次数
	if expand.ModifynameCount <= 0 {
		code = this.module.ConsumeRes(session, this.module.globalConf.HeroName, true)
		if code != pb.ErrorCode_Success {
			return
		}
		this.module.Infof("修改昵称 uid:%v 消耗:%v code:%v", session.GetUserId(), this.module.globalConf.HeroName, code)
	}

	//修改名称次数
	left := expand.ModifynameCount - 1
	if left < 0 {
		left = 0
	}
	mc := map[string]interface{}{
		"modifynameCount": left,
	}
	if err := this.module.modelExpand.ChangeUserExpand(session.GetUserId(), mc); err != nil {
		code = pb.ErrorCode_DBError
		this.module.Errorf("更新昵称失败 uid:%v name:%v err:%v", session.GetUserId(), req.Name, err)
		return
	}

	// 修改名称
	if code = this.module.modelUser.modifyName(session.GetUserId(), name); code != pb.ErrorCode_Success {
		return
	}

	if err = session.SendMsg(string(this.module.GetType()), UserSubTypeModifyName, &pb.UserModifynameResp{
		Uid:   session.GetUserId(),
		Count: uint32(left),
		Name:  req.Name,
	}); err != nil {
		code = pb.ErrorCode_SystemError
	}

	return
}