package hero

import (
	"go_dreamfactory/comm"
	"go_dreamfactory/pb"

	"google.golang.org/protobuf/proto"
)

//参数校验
func (this *apiComp) FusionCheck(session comm.IUserSession, req *pb.HeroFusionReq) (code pb.ErrorCode) {
	if req.FuionId <= 0 {
		code = pb.ErrorCode_ReqParameterError
	}
	return
}

func (this *apiComp) Fusion(session comm.IUserSession, req *pb.HeroFusionReq) (code pb.ErrorCode, data proto.Message) {
	var (
		totalCount   int32
		mapHero      map[string]int32
		_costMaphero map[string]*pb.DBHero
		ChangeList   []*pb.DBHero // 变化的英雄数据
	)
	ChangeList = make([]*pb.DBHero, 0)
	_costMaphero = make(map[string]*pb.DBHero, 0)
	mapHero = make(map[string]int32)
	if code = this.FusionCheck(session, req); code != pb.ErrorCode_Success {
		return
	}
	conf := this.module.configure.GetHeroFucionConfig(req.FuionId)
	if conf == nil {
		code = pb.ErrorCode_ConfigNoFound // 配置没找到
		return
	}
	for _, v := range req.Heros {
		totalCount += v
	}
	if totalCount != int32(len(conf.Pointhero)) { // 校验数量
		code = pb.ErrorCode_ReqParameterError
		return
	}
	for k, v := range req.Heros {
		// 校验英雄是否存在
		_obj, c := this.module.GetHeroByObjID(session.GetUserId(), k)
		if c != pb.ErrorCode_Success || _obj.SameCount < v {
			code = pb.ErrorCode_HeroNoExist
		}
		mapHero[_obj.HeroID] = v
		_costMaphero[k] = _obj
	}
	for _, v := range conf.Pointhero {
		if _, ok := mapHero[v]; !ok {
			mapHero[v] -= 1
		} else {
			code = pb.ErrorCode_ReqParameterError
			return
		}
	}
	for _, v := range mapHero {
		if v != 0 {
			code = pb.ErrorCode_ReqParameterError
			return
		}
	}
	for k, v := range _costMaphero {
		code = this.module.DelCard(session.GetUserId(), v, mapHero[k])
		if code != pb.ErrorCode_Success {
			return
		}
		ChangeList = append(ChangeList, _costMaphero[k])
	}
	// 获得新卡
	newHero, err := this.module.modelHero.createHeroOverlying(session.GetUserId(), conf.Hero, 1)
	if err != nil {
		ChangeList = append(ChangeList, newHero)
	}
	session.SendMsg(string(this.module.GetType()), "change", &pb.HeroChangePush{List: ChangeList})
	return
}