jy-docs/jydocs-back/servers/stdDoc.go

package servers

import (
	"app.yhyue.com/moapp/jy_docs/rpc/stdlib/type/stdlib"
	. "app.yhyue.com/moapp/jybase/api"
	"app.yhyue.com/moapp/jybase/common"
	"app.yhyue.com/moapp/jybase/go-xweb/xweb"
	"app.yhyue.com/moapp/jybase/redis"
	"fmt"
	"jy-docs/config"
	"jy-docs/public"
	"jy-docs/rpc"
	"log"
	"strings"
)

type StdDoc struct {
	*xweb.Action
	search       xweb.Mapper `xweb:"/search"`           //检索文库
	indexTag     xweb.Mapper `xweb:"/indexTag"`         //首页搜索标签
	detail       xweb.Mapper `xweb:"/detail"`           //文库详情
	recommend    xweb.Mapper `xweb:"/detail/recommend"` //相关推荐
	getDoc       xweb.Mapper `xweb:"/get(Show|Down)"`   //文库在线查看 or 下载
	topList      xweb.Mapper `xweb:"/topList"`          //最新文档&热门下载
	activityList xweb.Mapper `xweb:"/activityList"`     //活动文库(精品推荐、兑换榜)
}

func (stdDoc *StdDoc) Search() {
	userId := common.ObjToString(stdDoc.GetSession("userId"))
	rData, errMsg := func() (interface{}, error) {
		keyWord := strings.TrimSpace(stdDoc.GetString("keyWord")) //关键词
		tag := stdDoc.GetString("tag")                            //标签
		sort := stdDoc.GetString("sort")                          //排序 tSort dSort vSort
		pageNumReq, _ := stdDoc.GetInt("num")                     //页码 从1开始
		pageSizeReq, _ := stdDoc.GetInt("size")                   //每页数量
		productType, _ := stdDoc.GetInt("productType")            //每页数量
		docFileType, _ := stdDoc.GetInt("docFileType")            //每页数量
		pageNum, pageSize, err := public.PageNumParse(pageNumReq, pageSizeReq, config.JyDocsAppConfig.SearchNumLimit)
		if err != nil {
			return nil, err
		}
		if keyWord == "" && tag == "" && productType == 0 {
			return nil, fmt.Errorf("检索内容不能为空")
		}
		if tag == "全部" {
			tag = ""
		}
		if keyWord == "" && (pageNum > 1 || pageSize > 50 || docFileType != 0) { // / 搜索时关键词不能为空 热门推荐 会员免费 精选推荐时关键词可以为空所以再判断一下页数
			return nil, fmt.Errorf("参数有误")
		}
		// 关键词为空说明不是搜索过来的
		topKey := fmt.Sprintf("jydoc_searchCache_%s_%d_%s_%d_%d", tag, productType, sort, pageNum, pageSize)
		if keyWord == "" {
			listCache := redis.Get("other", topKey)
			if listCache != nil {
				return listCache, nil
			}
		}
		list, total, err := rpc.GetDocQuery(userId, keyWord, tag, pageNum, pageSize, sort, productType, docFileType)
		if err != nil {
			return nil, err
		}
		if total > config.JyDocsAppConfig.SearchNumLimit {
			total = config.JyDocsAppConfig.SearchNumLimit
		}
		returnList := []interface{}{}
		for _, v := range list {
			//
			if v.Source == public.SourceDd {
				v.PreviewImgId = fmt.Sprintf(config.JyDocsAppConfig.DoudingImg, v.DocId)
			} else {
				v.PreviewImgId = fmt.Sprintf("https://%s.%s/%s", config.JyDocsAppConfig.OssBucket.Priv, config.JyDocsAppConfig.OssAdmin, v.PreviewImgId)
			}
			returnList = append(returnList, v)
		}
		// 存缓存
		if keyWord == "" && len(returnList) > 0 {
			redis.Put("other", topKey, list, 60*60*2)
		}
		return map[string]interface{}{
			"total": total,
			"list":  list,
		}, nil
	}()
	if errMsg != nil {
		log.Printf("%s StdDoc search err:%s\n", userId, errMsg.Error())
	}
	stdDoc.ServeJson(NewResult(rData, errMsg))
}

func (stdDoc *StdDoc) IndexTag() {
	tags, err := rpc.GetIndexTags()
	stdDoc.ServeJson(NewResult(tags, err))
}

type returnDetail struct {
	*stdlib.DocInfo
	DocMemberPrice    int64 `json:"docMemberPrice"`
	DocMemberDiscount int64 `json:"docMemberDiscount"`
}

func (stdDoc *StdDoc) Detail() {
	userId := common.ObjToString(stdDoc.GetSession("userId"))
	rData, errMsg := func() (interface{}, error) {
		docId := stdDoc.GetString("docId")
		from := stdDoc.GetString("from")
		if docId == "" {
			return nil, fmt.Errorf("参数异常")
		}
		if from != "" { //分享赚积分
			go public.OpenShareJydoc(from, userId, docId)
		}
		detail, isBuy, IsCollect, err := rpc.GetDocDetail(userId, docId)
		if err != nil {
			return nil, err
		}
		//ossId清除
		detail.OssPdfId = ""
		detail.OssDocId = ""
		if detail.Source == public.SourceDd {
			priceConfig := config.JyDocsAppConfig.Price[detail.Source][detail.ProductType]
			// 豆丁的预览图和价格需要重新计算
			detail.Price = priceConfig.Rate*detail.Price + priceConfig.Base
			detail.PreviewImgId = fmt.Sprintf(config.JyDocsAppConfig.DoudingImg, detail.DocId)
		} else {
			detail.PreviewImgId = fmt.Sprintf("https://%s.%s/%s", config.JyDocsAppConfig.OssBucket.Priv, config.JyDocsAppConfig.OssAdmin, detail.PreviewImgId)
		}
		// 计算会员价
		rs := returnDetail{
			DocInfo:           detail,
			DocMemberDiscount: config.JyDocsAppConfig.DocMember.Discount,
		}
		// 会员免费
		if detail.ProductType == public.ProductTypeMemberFree {
			rs.DocMemberPrice = 0
		}
		// 精品 8折
		if detail.ProductType == public.ProductTypePremium {
			rs.DocMemberPrice = detail.Price * config.JyDocsAppConfig.DocMember.Discount / 10
		}

		go rpc.DocStatistics(userId, docId, rpc.View) //统计下载次数
		return map[string]interface{}{
			"status":  common.If(isBuy, 1, 0),
			"collect": common.If(IsCollect, 1, 0),
			"detail":  rs,
		}, nil
	}()
	if errMsg != nil {
		log.Printf("%s StdDoc detail err:%s\n", userId, errMsg.Error())
	}
	stdDoc.ServeJson(NewResult(rData, errMsg))
}

func (stdDoc *StdDoc) Recommend() {
	userId := common.ObjToString(stdDoc.GetSession("userId"))
	rData, errMsg := func() (interface{}, error) {
		docId := stdDoc.GetString("docId")
		docTag := stdDoc.GetString("docTag")
		num, _ := stdDoc.GetInt("num")
		num = public.PageRange(num, 1, 10)
		if strings.Index(docTag, ",") > -1 {
			docTag = strings.Split(docTag, ",")[0]
		}
		list, _, err := rpc.GetDocQuery(userId, "", docTag, 1, num+1, "dSort", 0, 0)
		if err != nil {
			return nil, err
		}
		returnList := []interface{}{}
		for _, v := range list {
			if docId == v.DocId || len(returnList) >= common.IntAll(num) {
				continue
			}
			v.DocSummary = ""
			if v.Source == public.SourceDd {
				v.PreviewImgId = fmt.Sprintf(config.JyDocsAppConfig.DoudingImg, v.DocId)
			} else {
				v.PreviewImgId = fmt.Sprintf("https://%s.%s/%s", config.JyDocsAppConfig.OssBucket.Priv, config.JyDocsAppConfig.OssAdmin, v.PreviewImgId)
			}
			returnList = append(returnList, v)
		}
		return returnList, nil
	}()
	if errMsg != nil {
		log.Printf("%s StdDoc detail err:%s\n", userId, errMsg.Error())
	}
	stdDoc.ServeJson(NewResult(rData, errMsg))
}

func (stdDoc *StdDoc) GetDoc(sign string) {
	userId := common.ObjToString(stdDoc.GetSession("userId"))
	rData, errMsg := func() (interface{}, error) {
		docId := stdDoc.GetString("docId")
		if docId == "" {
			return nil, fmt.Errorf("参数异常")
		}
		detail, isBuy, _, err := rpc.GetDocDetail(userId, docId)
		if err != nil {
			return nil, err
		}
		if !isBuy {
			return nil, fmt.Errorf("请先兑换文档")
		}
		fileId := detail.OssPdfId
		if sign == "Down" {
			fileId = detail.OssDocId
		}
		url, err := rpc.GetFileContext(userId, fileId)
		if err != nil {
			return nil, err
		}
		if strings.HasPrefix(url, "http://") {
			url = strings.Replace(url, "http://", "https://", 1)
		}
		return url, nil
	}()
	if errMsg != nil {
		log.Printf("%s StdDoc content err:%s\n", userId, errMsg.Error())
	}
	stdDoc.ServeJson(NewResult(rData, errMsg))
}

func (stdDoc *StdDoc) TopList() {
	userId := common.ObjToString(stdDoc.GetSession("userId"))
	rData, errMsg := func() (interface{}, error) {
		num, _ := stdDoc.GetInt("num")   //返回数量
		sign := stdDoc.GetString("sign") //类别
		reqSort := ""
		if num > 50 {
			num = 50
		}
		if sign == "hot" {
			reqSort = "dSort"
		} else if sign == "new" {
			reqSort = "tSort"
		} else {
			return nil, fmt.Errorf("未知请求")
		}
		topKey := fmt.Sprintf("jydoc_indexCache_%s_%d", reqSort, num)
		listCache := redis.Get("other", topKey)
		if listCache != nil {
			return listCache, nil
		}
		log.Println("flush", topKey)
		list, _, err := rpc.GetDocQuery(userId, "", "", 1, num, reqSort, 0, 0)
		if err != nil {
			return nil, err
		}
		if len(list) > 0 { //存入redis缓存
			for _, v := range list {
				if v.PreviewImgId != "" && !strings.HasPrefix(v.PreviewImgId, "http") {
					v.PreviewImgId = fmt.Sprintf("https://%s.%s/%s", config.JyDocsAppConfig.OssBucket.Priv, config.JyDocsAppConfig.OssAdmin, v.PreviewImgId)
				}
			}
			redis.Put("other", topKey, list, 60*5)
		}
		return list, nil
	}()
	if errMsg != nil {
		log.Printf("%s StdDoc topList err:%s\n", userId, errMsg.Error())
	}
	stdDoc.ServeJson(NewResult(rData, errMsg))
}

func (stdDoc *StdDoc) ActivityList() {
	userId := common.ObjToString(stdDoc.GetSession("userId"))
	rData, errMsg := func() (interface{}, error) {
		code, _ := stdDoc.GetInt("code")
		pageNumReq, _ := stdDoc.GetInt("num")   //页码 从1开始
		pageSizeReq, _ := stdDoc.GetInt("size") //每页数量
		pageNum, pageSize, err := public.PageNumParse(pageNumReq, pageSizeReq, 20*10)
		if err != nil {
			return nil, err
		}
		//存入redis缓存
		list, err := rpc.GeActivityList(userId, code, pageNum, pageSize)
		if err != nil {
			return nil, err
		}
		if list != nil && len(list) > 0 {
			for i := 0; i < len(list); i++ {
				list[i].DocImg = fmt.Sprintf("https://%s.%s/%s", config.JyDocsAppConfig.OssBucket.Priv, config.JyDocsAppConfig.OssAdmin, list[i].DocImg)
			}
		}
		return list, nil
	}()
	if errMsg != nil {
		log.Printf("%s StdDoc activityList err:%s\n", userId, errMsg.Error())
	}
	stdDoc.ServeJson(NewResult(rData, errMsg))
}