package main

import (
	"fmt"
	mgo "mgoutil/mongodb"
	qu "qfw/util"
	"regexp"
	"strings"
	"sync"

	"github.com/cron"
	"github.com/donnie4w/go-logger/logger"
)

//匹配数字类型
//var Reg2 = regexp.MustCompile(`(((http|https)[:：]//(www.)?|www.|WWW.)[0-9\.]{7,})[:：]{0,}`)
//固定后缀
//var Reg2 = regexp.MustCompile(`((http|https)[:：]//(www.)?|www.|WWW.)([0-9A-Za-z_]+[-\.]{0,})+\.(cn|asia|hn|citic|ltd|tv|shop|com|mo|co|net|cnpc|CN|CC|cc|pro|aero|coop|hk|tw|me|rec|arts|store|firm|int|info|org|top|wang|ren|xyz|xin|pub|tech|ink|biz|red|gov|vip|art|edu)+`)
//支持空格
var Reg1 = regexp.MustCompile("((http|https)[:：]//(www\\.)?|www\\.|WWW\\.)([\\s\u3000\u2003\u00a0]{0,}[-A-Za-z0-9&@$?？#/%=~_|.:：,]+)+([\\s\u3000\u2003\u00a0]{0,}(com|cn|net))?[-A-Za-z0-9&@$?？#/%=~_|.:：,]+")

//var Reg1 = regexp.MustCompile(`((http|https)[:：]//(www\.)?|www\.|WWW\.)[-A-Za-z0-9&@$?？#/%=~_|.:：,]+`)
var Reg2 = regexp.MustCompile("((http|https)[:：]//(www\\.)?|www\\.|WWW\\.)(\\w+[-.\\s\u3000\u2003\u00a0]{0,})+")
var Clear1 = regexp.MustCompile(".*(cn|com|org|net|co|mo|vn|en)((\\d)+[.]{0,}(\\d){0,})$")
var RegSpace = regexp.MustCompile("[\\s\u3000\u2003\u00a0]+")
var Replace = map[string]string{
	"：": ":",
	",": ".",
	"。": ".",
}

//定时任务
func TimeTask() {
	defer qu.Catch()
	//StartTask()
	c := cron.New()
	cronstr := "0 */" + fmt.Sprint(TaskTime) + " * * * ?" //每TaskTime小时执行一次
	c.AddFunc(cronstr, func() { StartTask() })
	c.Start()
}

//开始任务
func StartTask() {
	fmt.Println("开始任务...")
	defer qu.Catch()
	sess := Mgo.GetMgoConn()
	defer Mgo.DestoryMongoConn(sess)
	q := map[string]interface{}{
		"_id": map[string]interface{}{
			"$gt": mgo.StringTOBsonId(LatestId),
		},
	}
	endId, ok := GetEndId(q) //获取bidding表最后一个数据id
	if !ok || endId == "" {
		return
	}
	q = map[string]interface{}{
		"_id": map[string]interface{}{
			"$gt":  mgo.StringTOBsonId(LatestId),
			"$lte": mgo.StringTOBsonId(endId),
		},
	}
	LatestId = endId //替换起始id
	field := map[string]interface{}{"detail": 1}
	logger.Debug("query：", q)
	it := sess.DB("qfw").C("bidding").Find(q).Select(field).Sort("_id").Iter()
	count := Mgo.Count("test", q)
	fmt.Println("共加载数据", count)
	sum := 0
	wg := &sync.WaitGroup{}
	//lock_bid := &sync.Mutex{}
	lock_dmn := &sync.Mutex{}
	save := []map[string]interface{}{}
	//arr := [][]map[string]interface{}{}
	ch := make(chan bool, 20)
	for tmp := make(map[string]interface{}); it.Next(&tmp); sum++ {
		ch <- true
		wg.Add(1)
		go func(d map[string]interface{}) {
			defer func() {
				<-ch
				wg.Done()
			}()
			id := mgo.BsonIdToSId(d["_id"])
			detail := qu.ObjToString(d["detail"])
			hrefArr := Reg1.FindAllString(detail, -1) //匹配detail
			for _, href := range hrefArr {
				if len(href) < 13 {
					continue
				}
				hrefTmp := RegSpace.ReplaceAllString(href, "") //去除空格
				hrefTmp = strings.ToLower(hrefTmp)             //转小写
				for {
					if strings.HasSuffix(hrefTmp, ".") || strings.HasSuffix(hrefTmp, "-") {
						hrefTmp = hrefTmp[:len(hrefTmp)-1]
					} else {
						break
					}
				}

				dmName := Reg2.FindString(hrefTmp) //匹配域名
				for k, v := range Replace {        //替换字符
					dmName = strings.ReplaceAll(dmName, k, v)
				}
				if dmName == "" {
					continue
				}
				//特殊情况处理 https://cloudmeeting.189.cn6.7 清理6.7
				text := ""
				apos := Clear1.FindAllStringSubmatchIndex(dmName, -1)
				if len(apos) > 0 {
					for _, pos := range apos {
						if len(pos) > 4 {
							text = dmName[pos[4]:pos[5]] //6.7
						}
					}
				}
				if text != "" {
					lastIndex := strings.LastIndex(dmName, text)
					dmName = dmName[:lastIndex] //https://cloudmeeting.189.cn
				}
				lock_dmn.Lock()
				if !DomainNameMap[dmName] { //不在白名单
					tmpMap := map[string]interface{}{"id": id, "domainame": dmName, "href": href, "detail": detail, "clear": href}
					if text != "" {
						lastIndex := strings.LastIndex(href, text)
						href = href[:lastIndex]
						tmpMap["clear"] = href
					}
					save = append(save, tmpMap)
					if len(save) > 500 {
						tmps := save
						Mgo.SaveBulk("domainlog", tmps...)
						save = []map[string]interface{}{}
					}
					//清理detail
					// detail = strings.ReplaceAll(detail, href, "")
					// query := map[string]interface{}{"_id": d["_id"]}
					// set := map[string]interface{}{
					// 	"$set": map[string]interface{}{
					// 		"detail": detail,
					// 	},
					// }
					// update := []map[string]interface{}{}
					// update = append(update, query)
					// update = append(update, set)
					// arr = append(arr, update)
					// if len(arr) > 500 {
					// 	tmps := arr
					// 	Mgo.UpdateBulk("test1", tmps...)
					// 	arr = [][]map[string]interface{}{}
					// }
				}
				lock_dmn.Unlock()
			}
		}(tmp)
		if sum%100 == 0 {
			fmt.Println("current:", sum)
		}
		tmp = map[string]interface{}{}
	}
	wg.Wait()
	lock_dmn.Lock()
	if len(save) > 0 {
		Mgo.SaveBulk("domainlog", save...)
		save = []map[string]interface{}{}
	}
	// if len(arr) > 0 {
	// 	Mgo.UpdateBulk("test1", arr...)
	// 	arr = [][]map[string]interface{}{}
	// }
	lock_dmn.Unlock()
	fmt.Println("本轮任务结束")
}

//加载域名信息
func InitDomainName() {
	defer qu.Catch()
	fmt.Println("初始化域名...")
	if DomainNameMap == nil {
		DomainNameMap = make(map[string]bool)
	}
	list, _ := Mgo.Find("domainame", nil, nil, nil, false, -1, -1)
	for _, l := range *list {
		href := qu.ObjToString(l["href"])
		DomainNameMap[href] = true
	}
	fmt.Println("域名初始化完毕...", len(DomainNameMap))
}

//获取最后endId
func GetEndId(query map[string]interface{}) (string, bool) {
	endId := ""
	ok := false
	list, _ := Mgo.Find("bidding", query, `{"_id":-1}`, `{_id:1}`, false, 0, 1)
	if len(*list) == 1 {
		endId = mgo.BsonIdToSId((*list)[0]["_id"])
		if endId >= LatestId {
			return endId, true
		}
	}
	return endId, ok
}