package main

import (
	"database/sql"
	"intimate"
	"log"
	"os"
	"os/signal"
	"strconv"
	"sync/atomic"
	"syscall"
	"time"

	"github.com/474420502/hunter"
	"github.com/tidwall/gjson"
)

var openrecRanking *OpenrecRanking

// store  源存储实例, 为存储源数据的实现. 表格具体参考sql/intimate_source.sql
var store *intimate.SourceStore = intimate.NewSourceStore(string(intimate.STOpenrec))

func init() {

	openrecRanking = &OpenrecRanking{}
	openrecRanking.PreCurlUrl = `curl 'https://public.openrec.tv/external/api/v5/channel-ranks?period=monthly&date=&tag=&page=1' \
	-H 'authority: public.openrec.tv' \
	-H 'accept: application/json, text/javascript, */*; q=0.01' \
	-H 'user-agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.116 Safari/537.36' \
	-H 'origin: https://www.openrec.tv' \
	-H 'sec-fetch-site: same-site' \
	-H 'sec-fetch-mode: cors' \
	-H 'sec-fetch-dest: empty' \
	-H 'referer: https://www.openrec.tv/ranking' \
	-H 'accept-language: zh-CN,zh;q=0.9' \
	-H 'if-none-match: W/"25edb-aUYBdmLqZcr6DW4ZWKX9r2aqolg"' \
	--compressed`

}

// OpenrecRanking 获取排名任务
type OpenrecRanking struct {
	hunter.PreCurlUrl
}

// Execute 执行方法
func (or *OpenrecRanking) Execute(cxt *hunter.TaskContext) {

	var loop int32 = 1

	go func() {
		signalchan := make(chan os.Signal)
		signal.Notify(signalchan, syscall.SIGKILL, syscall.SIGQUIT, syscall.SIGTERM, syscall.SIGSTOP)
		log.Println("accept stop command:", <-signalchan)
		atomic.StoreInt32(&loop, 0)
	}()

	for atomic.LoadInt32(&loop) > 0 {

		resp, err := cxt.Hunt()
		if err != nil {
			log.Println(err)
			time.Sleep(time.Second * 2)
			continue
		}

		tp := cxt.Temporary()

		content := resp.Content()
		if len(content) <= 200 { // 末页退出
			finishpoint := time.Now()
			log.Println("任务结束休眠, 下次启动时间:", finishpoint.Add(time.Minute*30))
			for time.Now().Sub(finishpoint) < time.Minute*60 {
				time.Sleep(time.Second)
				if atomic.LoadInt32(&loop) > 0 {
					return
				}
			}
			continue
		}

		result := gjson.ParseBytes(content)
		if result.IsArray() {
			for _, User := range result.Array() {
				data := &intimate.Source{}
				userid := User.Get("channel.id").String()

				data.Source = sql.NullString{String: userid, Valid: len(userid) > 0}
				data.Url = tp.GetRawURL()
				data.TargetType = string(intimate.TTOpenrecUser)
				store.Insert(data)
			}
		}

		querys := tp.GetQuery()
		page, err := strconv.Atoi(querys.Get("page"))
		if err != nil {
			log.Println(err)
			return
		}

		page++
		querys.Set("page", strconv.Itoa(page))
		tp.SetQuery(querys)
		time.Sleep(time.Second * 2)
	}
}