package friend

import (
	"go_dreamfactory/comm"
	"go_dreamfactory/lego/sys/event"
	"go_dreamfactory/lego/sys/log"
	"go_dreamfactory/pb"
	"go_dreamfactory/utils"
)

//单个/批量同意

func (this *apiComp) AgreeCheck(session comm.IUserSession, req *pb.FriendAgreeReq) (errdata *pb.ErrorData) {
	if len(req.FriendIds) == 0 {
		errdata = &pb.ErrorData{
			Code:  pb.ErrorCode_ReqParameterError,
			Title: pb.ErrorCode_ReqParameterError.ToString(),
		}
		this.module.Error("好友审批同意参数错误", log.Field{Key: "uid", Value: session.GetUserId()}, log.Field{Key: "params", Value: req.String()})
	}

	return
}

func (this *apiComp) Agree(session comm.IUserSession, req *pb.FriendAgreeReq) (errdata *pb.ErrorData) {
	if errdata = this.AgreeCheck(session, req); errdata != nil {
		return
	}
	var (
		err    error
		self   *pb.DBFriend
		target *pb.DBFriend
		optNum int32
	)
	uid := session.GetUserId()
	//获取玩家自己好友数据
	self = this.module.modelFriend.GetFriend(uid)
	if self == nil {
		errdata = &pb.ErrorData{
			Code:    pb.ErrorCode_FriendSelfNoData,
			Title:   pb.ErrorCode_FriendSelfNoData.ToString(),
			Message: err.Error(),
		}
		return
	}

	//同意的好友
	agreeIds := []string{}
	for _, friendId := range req.FriendIds {
		// 验证friendId是否有效
		user := this.module.ModuleUser.GetUser(friendId)
		if user == nil {
			continue
		}
		if _, ok := utils.Find(self.FriendIds, friendId); !ok {
			//不在好友列表中就加入
			agreeIds = append(agreeIds, friendId)
		}
	}

	pushAssistHero := func(uid, friendId, heroObjId string) {
		//把设置的助战英雄推送给好友
		push := &pb.FriendAssistHeroUpdatePush{
			Friend: &pb.FriendBase{
				UserId:    uid,
				HeroObjId: heroObjId,
			},
		}

		this.module.Debug("设置的助战英雄推送给好友",
			log.Field{Key: "uid", Value: uid},
			log.Field{Key: "heroObjId", Value: heroObjId},
		)
		if err := this.module.SendMsgToUsers(string(this.module.GetType()), "assistheroupdate", push, friendId); err != nil {
			this.module.Error("推送助战英雄列表",
				log.Field{Key: "uid", Value: uid},
				log.Field{Key: "err", Value: err.Error()},
			)
		}
	}

	//将目标加入到自己的好友列表中
	for _, userId := range agreeIds {
		//将目标从申请列表中删除
		self.ApplyIds = utils.DeleteString(self.ApplyIds, userId)

		if _, ok := utils.Find(self.FriendIds, userId); !ok {
			if self.FriendIds == nil {
				self.FriendIds = []string{}
			}
			self.FriendIds = append(self.FriendIds, userId)
		}

		//双向添加：将自己加入到申请人的好友列表中
		target = this.module.modelFriend.GetFriend(userId)
		if target == nil {
			errdata = &pb.ErrorData{
				Code:    pb.ErrorCode_FriendTargetNoData,
				Title:   pb.ErrorCode_FriendTargetNoData.ToString(),
				Message: err.Error(),
			}
			return
		}
		target.ApplyIds = utils.DeleteString(target.ApplyIds, self.Uid)
		if _, ok := utils.Find(target.FriendIds, self.Uid); !ok {
			if target.FriendIds == nil {
				target.FriendIds = []string{}
			}
			target.FriendIds = append(target.FriendIds, self.Uid)
		}
		if err = this.module.modelFriend.Change(target.Uid, map[string]interface{}{
			"friendIds": target.FriendIds,
		}); err != nil {
			errdata = &pb.ErrorData{
				Code:    pb.ErrorCode_DBError,
				Title:   pb.ErrorCode_DBError.ToString(),
				Message: err.Error(),
			}
			this.module.Error("好友审批同意",
				log.Field{Key: "uid", Value: uid},
				log.Field{Key: "params", Value: req.FriendIds},
				log.Field{Key: "err", Value: err.Error()},
			)
			return
		}

		//将目标的助战英雄推给自己
		if target.AssistHeroId != "" {
			pushAssistHero(target.Uid, self.Uid, target.AssistHeroId)
		}

		// 将自己的助战英雄推个新加入的好友
		if self.AssistHeroId != "" {
			pushAssistHero(self.Uid, target.Uid, self.AssistHeroId)
		}

		optNum++
	}

	if optNum > 0 {
		//更新
		err = this.module.modelFriend.Change(self.Uid, map[string]interface{}{
			"applyIds":  self.ApplyIds,
			"friendIds": self.FriendIds,
		})
		if err != nil {
			errdata = &pb.ErrorData{
				Code:    pb.ErrorCode_DBError,
				Title:   pb.ErrorCode_DBError.ToString(),
				Message: err.Error(),
			}
			return
		}

		event.TriggerEvent(comm.EventFriendChange, uid, len(self.FriendIds))
	}

	// 拥有xx个好友
	// this.moduleFriend.ModuleRtask.SendToRtask(session, comm.Rtype10, int32(len(agreeIds)))
	var sz []*pb.BuriedParam
	for _, v := range req.FriendIds {
		sz = append(sz, comm.GetBuriedParam2(comm.Rtype10, v))
	}

	go this.module.ModuleBuried.TriggerBuried(session.GetUserId(), sz...)
	resp := &pb.FriendAgreeResp{
		Num: optNum,
	}
	session.SendMsg(string(this.module.GetType()), FriendSubTypeAgree, resp)
	return
}