// Copyright 2019 getensh.com. All rights reserved.
// Use of this source code is governed by getensh.com.

package handle

import (
	"adm-ads/apis"
	"adm-ads/common.in/clinit"
	"adm-ads/common.in/utils"
	"adm-ads/consts"
	"adm-ads/model"
	"adm-ads/pb"
	"adm-ads/pb/v1"
	dutils "adm-ads/utils"
	"context"
	"encoding/json"
	"fmt"
	"go.uber.org/zap"
	"time"
)

func doTask(task DwsTask,adsMessage *apis.AdsMessage)error{
	lockKey,_ := dutils.GetPrimaryKey(adsMessage.Content,task.OutputSourceCode,task.PrimaryKeys)
	// 分布式锁
	if lockKey != ""{
		lock := utils.Lock{Key:lockKey,Ttl:3}
		err := lock.TryRedisLock()
		if err != nil{
			return err
		}
		defer lock.RedisUnlock()
	}

	// 查询redis中是否存在主键,有主键表示手动修改过，并且在复用时间内
	/*if taskKey != ""{
		_,err := cache.Redis.Get(taskKey)
		if err == nil {
			return nil
		}
	}*/

	err := task.Function(adsMessage)
	if err != nil{
		l.Error("func",
			zap.String("call", "task"),
			zap.String("args", adsMessage.SourceCode),
			zap.String("error", err.Error()))
		return err
	}
	return nil
}
// 执行任务
func ExecTask(taskId []int32,adsMessage *apis.AdsMessage) error {
	for _,v := range taskId{
		fmt.Println("exec task:",v)
		if task,ok:= taskMap[v];ok{
			err := doTask(task,adsMessage)
			if err != nil{
				return err
			}
		}
	}

	return nil
}

// （通过接口获取）通过来源获取任务列表
func GetTaskList(sourceCode string) ([]int32,error) {
	req := &v1.GetTaskBySourceCodeRequest{SourceCode:sourceCode}
	reply,err := pb.AdmTask.GetTaskBySourceCode(context.Background(),req)
	if err != nil{
		l.Error("rpc",
			zap.String("call", "pb.AdmTask.GetTaskBySourceCode"),
			zap.String("args", sourceCode),
			zap.String("error", err.Error()))
		return nil,err
	}
	return reply.TaskList,nil
}

func RunTaskBak(data []byte)(err error) {
	fmt.Println("msg:",string(data))
	var adsMsgList []apis.AdsMessage
	err = json.Unmarshal(data,&adsMsgList)
	if err != nil{
		l.Error("func",
			zap.String("call", "RunTask"),
			zap.String("args", string(data)),
			zap.String("error", err.Error()))
		return nil
	}
	/*for _,v := range adsMsgList{
		err = RunTaskImpl(&v)
		if err != nil{
			return err
		}
	}*/
	return nil
}

// 运行任务
func RunTask(data []byte)(err error) {
	adsMessage := &apis.AdsMessage{}
	err = json.Unmarshal(data,adsMessage)
	if err != nil{
		l.Error("func",
			zap.String("call", "RunTask"),
			zap.String("args", string(data)),
			zap.String("error", err.Error()))
		return nil
	}
	if adsMessage.SourceCode == "" && len(adsMessage.TaskList) == 0 {
		l.Error("func",
			zap.String("call", "RunTask"),
			zap.String("args",adsMessage.Content),
			zap.String("error", "参数错误，soruce code和task list都为空"))
		return nil
	}

	// 开始时间
	startTime := uint64(time.Now().UnixNano())

	// 捕获各个task中的异常并返回给调用者
	defer func() {
		status := "SUCCESS"
		if r := recover(); r != nil {
			err = fmt.Errorf("%+v", r)
			l.Error("err",
				zap.String("run_task", err.Error()),
				zap.Stack("stacktrace"))
		}
		if err != nil{
			status = "FAIL"
			consumeFail := &model.ConsumeFail{}
			consumeFail.Content = utils.MarshalJsonString(adsMessage)
			err = consumeFail.Insert(clinit.DB())
			if err != nil{
				l.Error("mysql",
					zap.String("sql", "insert into t_adm_ads_consume_fail"),
					zap.String("fields", consumeFail.Content),
					zap.String("error", err.Error()))
			}
		}
		printAccessLog(adsMessage.SourceCode,adsMessage.Action,startTime, status)
	}()

	var taskList []int32

	if adsMessage.OdsMsgType == consts.ODSOFFLINEIMPORT{
		taskList = adsMessage.TaskList
	}

	// 任务不为空，只执行消息中的任务，为空采用默认任务
	if len(taskList) == 0{
		taskList,err = GetTaskList(adsMessage.SourceCode)
		if err != nil{
			l.Error("func",
				zap.String("call", "GetTaskList"),
				zap.String("args", adsMessage.SourceCode),
				zap.String("error", err.Error()))
			return err
		}
	}

	err = ExecTask(taskList,adsMessage)
	if err != nil{
		l.Error("func",
			zap.String("call", "ExecTask"),
			zap.String("args", adsMessage.SourceCode),
			zap.String("error", err.Error()))
	}
	return err
}