package worldtask

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

// 世界任务完成

func (this *apiComp) FinishCheck(session comm.IUserSession, req *pb.WorldtaskFinishReq) (code pb.ErrorCode) {
	if req.GroupId == 0 || req.TaskId == 0 {
		this.module.Error("世界任务完成参数错误", log.Field{Key: "uid", Value: session.GetUserId()}, log.Field{Key: "params", Value: req.String()})
		code = pb.ErrorCode_ReqParameterError
	}
	return
}

func (this *apiComp) Finish(session comm.IUserSession, req *pb.WorldtaskFinishReq) (code pb.ErrorCode, data *pb.ErrorData) {
	if code = this.FinishCheck(session, req); code != pb.ErrorCode_Success {
		return
	}
	data = &pb.ErrorData{}
	uid := session.GetUserId()

	rsp := &pb.WorldtaskFinishResp{}

	// 获取用户信息
	user := this.module.ModuleUser.GetUser(uid)
	if user == nil {
		code = pb.ErrorCode_UserSessionNobeing
		return
	}

	// 当前任务配置
	curTaskConf, err := this.module.configure.getWorldtaskById(req.TaskId)
	if err != nil || curTaskConf == nil {
		code = pb.ErrorCode_ConfigNoFound
		data.Title = code.ToString()
		data.Message = err.Error()
		return
	}

	if curTaskConf.Group != req.GroupId {
		code = pb.ErrorCode_WorldtaskGroupIdNosame
		data.Title = code.ToString()
		data.Message = fmt.Sprintf("组ID一致,实际:%d  期望:%d", curTaskConf.Group, req.GroupId)
		return
	}

	if curTaskConf.DeliverNpc == 0 {
		code = pb.ErrorCode_WorldtaskNoProcess
		data.Title = code.ToString()
		data.Message = "配置DeliverNpc字段是0"
		return
	}

	// 判断玩家等级要求
	if user.Lv < curTaskConf.Lock {
		code = pb.ErrorCode_WorldtaskLvNotEnough
		data.Title = code.ToString()
		data.Message = fmt.Sprintf("实际等级:%d 期望等级:%d", user.Lv, curTaskConf.Lock)
		return
	}

	// 当前玩家世界任务
	userTask, err := this.module.modelWorldtask.getWorldtask(uid)
	if err != nil {
		code = pb.ErrorCode_DBError
		data.Title = code.ToString()
		data.Message = err.Error()
		return
	}
	if userTask.Uid == "" {
		userTask.Uid = uid
	}

	// 前置任务ID 只有世界任务才校验前置
	if !this.module.modelWorldtask.IsPreFinished(req.GroupId, userTask, curTaskConf) {
		code = pb.ErrorCode_WorldtaskLastUnFinished
		data.Title = code.ToString()
		data.Message = fmt.Sprintf("任务[%v]的前置任务 [%v] 未完成", curTaskConf.Key, curTaskConf.Ontxe)
		return
	}

	//判断任务是否已完成
	for _, v := range userTask.TaskList {
		if v == req.TaskId {
			this.module.Debug("任务已完成,返回下一个",
				log.Field{Key: "uid", Value: uid},
				log.Field{Key: "taskId", Value: req.TaskId},
			)
			this.sendMsg(session, WorldtaskSubtypeFinish, rsp)
			this.module.modelWorldtask.taskFinishPush(session, req.GroupId, userTask, curTaskConf)
			return
		}
	}

	var condiFlag bool
	// 检查当前任务的完成条件
	for _, condId := range curTaskConf.Completetask {
		if v, ok := userTask.CurrentTask[req.GroupId]; ok {
			if _, ok := utils.Findx(v.CondiIds, condId); !ok {
				conds, err := this.module.ModuleBuried.CheckCondition(uid, condId)
				if err != nil {
					code = pb.ErrorCode_ExternalModule
					data = &pb.ErrorData{
						Title:   code.ToString(),
						Message: comm.NewExternalModuleErr("Buried", "CheckCondition", uid, condId).Error(),
					}
					return
				}
				for _, cond := range conds {
					if cond.Conid == condId && cond.State == pb.BuriedItemFinishState_buried_finish {
						condiFlag = true
					}
				}
			} else {
				condiFlag = true
			}
		}
	}

	if !condiFlag {
		code = pb.ErrorCode_RtaskCondiNoReach
		data.Title = code.ToString()
		return
	}

	// 完成任务
	if err := this.module.modelWorldtask.finishTask(req.GroupId, req.TaskId, userTask); err != nil {
		code = pb.ErrorCode_WorldtaskFinish
		data.Title = code.ToString()
		data.Message = err.Error()
		return
	}
	// 发奖
	if code = this.module.DispenseRes(session, curTaskConf.Reword, true); code != pb.ErrorCode_Success {
		this.module.Error("资源发放",
			log.Field{Key: "uid", Value: uid},
			log.Field{Key: "groupId", Value: req.GroupId},
			log.Field{Key: "taskId", Value: req.TaskId},
			log.Field{Key: "reword", Value: curTaskConf.Reword},
			log.Field{Key: "code", Value: code},
		)
	}

	//判断是否配置了通知module
	for _, m := range curTaskConf.Module {
		i, err := this.service.GetModule(core.M_Modules(m))
		if err != nil {
			this.module.Errorln(err)
			continue
		}

		if ic, ok := i.(comm.ITaskComplete); ok {
			ic.TaskComplete(session, req.TaskId)
		}
	}
	this.sendMsg(session, WorldtaskSubtypeFinish, rsp)
	this.module.modelWorldtask.taskFinishPush(session, req.GroupId, userTask, curTaskConf)
	return
}

// Deprecated
func (this *apiComp) updateCheckCond(uid string, userTask *pb.DBWorldtask, nextTaskId int32) (*pb.DBWorldtask, error) {
	//检查下个任务的完成条件
	nextTaskConf, err := this.module.configure.getWorldtaskById(nextTaskId)
	if err != nil {
		return nil, err
	}

	if nextTaskConf.Des == 1 || nextTaskConf.Des == 4 {
		return nil, comm.NewCustomError(pb.ErrorCode_WorldtaskNoProcess)
	}

	if userTask.CurrentTask == nil {
		userTask.CurrentTask = make(map[int32]*pb.Worldtask)
	}

	update := make(map[string]interface{})
	if (len(nextTaskConf.Completetask) == 1 && nextTaskConf.Completetask[0] == 0) ||
		len(nextTaskConf.Completetask) == 0 {
		wt := &pb.Worldtask{
			TaskId:   nextTaskId,
			TaskType: nextTaskConf.Des,
			CondiIds: []int32{},
		}
		userTask.CurrentTask[nextTaskConf.Group] = wt
		update["currentTask"] = userTask.CurrentTask
	} else {
		nwt, ok := userTask.CurrentTask[nextTaskConf.Group]
		if ok {
			nwt.TaskId = nextTaskId
			nwt.TaskType = nextTaskConf.Des
		} else {
			nwt = &pb.Worldtask{
				TaskId:   nextTaskId,
				TaskType: nextTaskConf.Des,
			}
		}

		conds, err := this.module.ModuleBuried.CheckCondition(uid, nextTaskConf.Completetask...)
		if err != nil {
			this.module.Errorf("buried err:%v", err.Error())
			return nil, err
		}

		var condIds []int32
		for _, cond := range conds {
			if cond.State == pb.BuriedItemFinishState_buried_finish {
				condIds = append(condIds, cond.Conid)
			}
		}

		nwt.CondiIds = condIds
		userTask.CurrentTask[nextTaskConf.Group] = nwt
		update["currentTask"] = userTask.CurrentTask
	}

	if len(update) > 0 {
		if err := this.module.modelWorldtask.Change(uid, update); err != nil {
			this.module.Error("DB err", log.Field{Key: "err", Value: err.Error()})
			return nil, err
		}
	}

	return userTask, nil
}