package rtask

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

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

// 做任务

func (this *apiComp) ApplyCheck(session comm.IUserSession, req *pb.RtaskApplyReq) (code pb.ErrorCode) {
	if req.RtaskId == 0 {
		code = pb.ErrorCode_ReqParameterError
	}
	return
}

func (this *apiComp) Apply(session comm.IUserSession, req *pb.RtaskApplyReq) (code pb.ErrorCode, data proto.Message) {
	if code = this.ApplyCheck(session, req); code != pb.ErrorCode_Success {
		return
	}

	// 获取当前玩家任务
	rtask := this.moduleRtask.modelRtask.GetRtask(session.GetUserId())
	if rtask == nil {
		code = pb.ErrorCode_RtaskNoRtask
		return
	}

	// 获取当前任务配置
	conf := this.moduleRtask.configure.getRtaskById(req.RtaskId)
	if conf == nil {
		code = pb.ErrorCode_ConfigNoFound
		return
	}

	var (
		frtaskArr *pb.FrtaskIds
		ok        bool
	)

	if frtaskArr, ok = rtask.FrtaskIds[conf.Group]; !ok {
		frtaskArr = &pb.FrtaskIds{}
	}

	//验证该任务是否已完成
	if _, ok := utils.Findx(frtaskArr.RtaskIds, req.RtaskId); ok {
		code = pb.ErrorCode_RtaskFinished
		return
	}

	//校验限定条件
	if code, ok = this.moduleRtask.modelRtask.checkHandle(session.GetUserId(), frtaskArr.RtaskIds, conf); !ok {
		code = pb.ErrorCode_RtaskCondiNoReach
		return
	}

	// 没有设置选项，表示任务完成
	if len(conf.ChooseId) == 0 {
		frtaskArr.RtaskIds = append(frtaskArr.RtaskIds, req.RtaskId)
		rtask.FrtaskIds[conf.Group] = frtaskArr

		update := map[string]interface{}{
			"frtaskIds": rtask.FrtaskIds,
		}

		if err := this.moduleRtask.modelRtask.Change(session.GetUserId(), update); err != nil {
			code = pb.ErrorCode_SystemError
		}

		// 发奖励
		code = this.moduleRtask.DispenseRes(session, conf.Reward, true)
	}

	if err := session.SendMsg(string(this.moduleRtask.GetType()), RtaskSubTypeApply, &pb.RtaskApplyResp{
		RtaskId: req.RtaskId,
	}); err != nil {
		code = pb.ErrorCode_SystemError
	}
	return
}