package rpc

import (
	"app.yhyue.com/moapp/jy_docs/rpc/stdlib/stdlib"
	"context"
	"fmt"
	"github.com/zeromicro/go-zero/core/discov"
	"github.com/zeromicro/go-zero/zrpc"
	"jy-docs/config"
	"jy-docs/public"
	"log"
)

// 标准库RPC接口
var jyStdDocStdlib stdlib.Stdlib

func init() {
	jyStdDocStdlib = stdlib.NewStdlib(zrpc.MustNewClient(zrpc.RpcClientConf{
		Etcd: discov.EtcdConf{
			Key:   config.JyDocsAppConfig.RpcServers.StdDoc.Key,
			Hosts: config.JyDocsAppConfig.RpcServers.StdDoc.Address,
		},
	}))
}

/*
检索文库
param

	userId  用户id
	keyWord 关键词
	tag	分类
	pageNum 页码
	pageSize 每页数量
	tSort 时间排序
	dSort 下载排序
	vSort 浏览量排序
*/
func GetDocQuery(userId, keyWord, tag string, pageNum, pageSize int64, sort string, productType, docFileType int64) ([]*stdlib.Doc, int64, error) {
	param := &stdlib.DocQueryRequest{
		AppId:       config.JyDocsAppConfig.AppId,
		KeyWord:     keyWord,
		PageSize:    pageSize,
		PageNum:     pageNum,
		ProductType: productType,
		DocFileType: docFileType,
	}
	if tag != "" {
		param.DocTag = []string{tag}
	}
	sortArr := []string{}
	switch sort { //倒序字段前加-，uploadDate：上架时间 viewTimes：浏览量 downTimes：下载量
	case "dSort": //下载量倒叙
		sortArr = append(sortArr, "-downTimes")
	case "vSort": //浏览量倒叙
		sortArr = append(sortArr, "-viewTimes")
	default: // "tSort"上传时间倒叙
		sortArr = append(sortArr, "-uploadDate")
	}
	param.Sort = sortArr
	resp, err := jyStdDocStdlib.DocQuery(context.Background(), param)
	if err != nil {
		log.Printf("%s SetUserCollect call error %v\n", userId, err)
		return nil, -1, err
	}
	if resp.Code != 1 {
		log.Printf("%s SetUserCollect fail Message %v\n", userId, resp.Msg)
		return nil, -1, fmt.Errorf("查询失败")
	}
	return resp.Docs, resp.Total, nil
}

/*
获取活动列表
param

	userId  用户id
	code	活动编号
	pageNum 页码
	pageSize 每页数量

return

	文库列表、异常
*/
func GeActivityList(userId string, code, pageNum, pageSize int64) ([]*stdlib.DocActivity, error) {
	resp, err := jyStdDocStdlib.DocActivity(context.Background(), &stdlib.DocActivityReq{
		AppId:      config.JyDocsAppConfig.AppId,
		ActivityId: code,
		PageNum:    pageNum,
		PageSize:   pageSize,
		UserId:     userId,
	})
	if err != nil {
		log.Printf("%s GeActivityList call error %v\n", userId, err)
		return nil, err
	}
	if resp.Code != 1 {
		log.Printf("%s GeActivityList fail Message %v\n", userId, resp.Msg)
		return nil, fmt.Errorf("获取列表失败")
	}
	return resp.Docs, nil
}

/*
获取文库详情
param

	userId  用户id
	docId	文库id

return

	DocInfo 文库详情
	error 异常
*/

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

func GetDocDetail(userId, docId string, isBuyDetail bool) (*returnDetail, bool, bool, error) {
	resp, err := jyStdDocStdlib.DocGetCheck(context.Background(), &stdlib.DocGetCheckReq{
		AppId:       config.JyDocsAppConfig.AppId,
		UserId:      userId,
		DocId:       docId,
		IsBuyDetail: isBuyDetail,
	})
	if err != nil {
		log.Printf("%s GetDocDetail call error %v\n", userId, err)
		return nil, false, false, err
	}
	if resp.Code != 1 {
		log.Printf("%s GetDocDetail fail Message %v\n", userId, resp.Msg)
		return nil, false, false, fmt.Errorf("获取内容失败")
	}
	if resp.DocDeail == nil {
		return nil, false, false, fmt.Errorf("查询文档异常")
	}
	detail := resp.DocDeail
	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.PreviewImgId)
	} 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
	}
	return &rs, resp.IsBuy, resp.IsCollect, nil
}

/*
文库浏览次数、下载次数统计
param

	userId  用户id
	docId	文库id
	sign	1增加下载次数 2增加浏览次数 3评分
*/
const Down int32 = 1
const View int32 = 2

func DocStatistics(userId, docId string, sign int32) {
	resp, err := jyStdDocStdlib.DocStatistics(context.Background(), &stdlib.DocStatisticsReq{
		AppId:             config.JyDocsAppConfig.AppId,
		DocId:             docId,
		DocStatisticsType: sign,
	})
	if err != nil {
		log.Printf("%s DocStatistics call error %v\n", userId, err)
	}
	if !resp.State {
		log.Printf("%s DocStatistics fail Message %v\n", userId, resp)
	}
}

func GetIndexTags() ([]string, error) {
	resp, err := jyStdDocStdlib.DocIndexTag(context.Background(), &stdlib.DocIndexTagReq{})
	if err != nil {
		log.Printf("GetIndexTags call error %v\n", err)
		return nil, err
	}
	if resp.Code != 1 {
		log.Printf("GetIndexTags fail Message %v\n", resp.Msg)
		return nil, fmt.Errorf("获取内容失败")
	}
	if resp.Tags == nil {
		return nil, fmt.Errorf("查询异常")
	}
	return resp.Tags, nil
}