package service

import (
	"errors"
	"fonchain-artshow/cmd/dao"
	"fonchain-artshow/cmd/model"
	"fonchain-artshow/pb/artShow"
	"fonchain-artshow/pkg/db"
	"fonchain-artshow/pkg/m"
	"fonchain-artshow/pkg/serializer"
)

// 创建 画展包 及 关联画作
func CreateArtShowWithArtworkPrice(in *artShow.SaveShowReq) (err error, showUID string) {
	artShowM := serializer.BuildArtShowM(in)

	out, err := dao.UniqueShowName(in.ShowName)
	if err != nil {
		return err, ""
	}

	if out.ShowUID != "" {
		return errors.New(m.ERROR_SHOW_EXIST), ""
	}

	tx := db.DbArtShow.Begin()

	err = dao.SaveArtShow(tx, artShowM)
	if err != nil {
		tx.Rollback()
		return
	}

	if len(in.Artwork) > 0 {
		artworks := serializer.BuildShowArtworkM(in.Artwork, artShowM.ShowUID)
		if in.Price > 0 && in.Ruler > 0 {
			artworks = serializer.CalcPrice(artShowM.Price, artShowM.Ruler, artworks)
		}
		for i := 0; i < len(artworks); i++ {
			err = dao.SaveArtworkPrice(tx, artworks[i])
			if err != nil {
				tx.Rollback()
				return errors.New(m.ERROR_ARTWORK_CREATE), ""
			}
		}
	}

	err = tx.Commit().Error

	return err, artShowM.ShowUID
}

// 更新 画展包 及 关联画作
func UpdateArtShowWithArtworkPrice(in *artShow.SaveShowReq) (err error, showUID string) {
	tx := db.DbArtShow.Begin()
	artShowM := serializer.BuildArtShowM(in) // 构建画展包数据
	artworks := make([]*model.ArtworkPrice, 0)

	// 查询是否已有画作存在
	/*err, artworkPrices := dao.ArtworkPriceList(in.ShowUID)
	if err != nil {
		return
	}
	fmt.Println("artworkPrices ==== ", artworkPrices)

	if len(artworkPrices) > 0 {
		artworks = append(artworks, artworkPrices...)
	}*/

	// 判断是否有新增画作
	if len(in.Artwork) > 0 {
		for i := 0; i < len(in.Artwork); i++ {
			if in.Artwork[i].ArtworkPriceUID != "" {
				queryErr, oldArtwork := dao.QueryArtworkPrice_uid(in.Artwork[i].ArtworkPriceUID)
				if queryErr != nil {
					return queryErr, ""
				}
				artworks = append(artworks, oldArtwork)
				//fmt.Println("artworkPrices ==== ", oldArtwork)
			} else {
				newArtwork := serializer.BuildShowArtwork(in.Artwork[i], in.ShowUID)
				artworks = append(artworks, newArtwork)
				//fmt.Println("artworkPrices ==== ", newArtwork)
			}
		}
	}

	// 更新 画作
	if len(artworks) > 0 {
		if in.Price > 0 && in.Ruler > 0 {
			artworks = serializer.CalcPrice(artShowM.Price, artShowM.Ruler, artworks)
		}

		for i := 0; i < len(artworks); i++ {
			if artworks[i].ArtworkPriceUID != "" {
				// 更新画作价格
				err := dao.UpdateArtworkPrice(tx, artworks[i])
				if err != nil {
					tx.Rollback()
					return err, ""
				}
			} else {
				err = dao.SaveArtworkPrice(tx, artworks[i])
				if err != nil {
					tx.Rollback()
					return err, ""
				}
			}
		}
	}

	// 删除旧画作
	if len(in.DelArtwork) > 0 {
		del := make([]string, 0)
		for i := 0; i < len(in.DelArtwork); i++ {
			del = append(del, in.DelArtwork[i].ArtworkPriceUID)
		}
		err = dao.DelArtworkPrice(tx, del)
		if err != nil {
			tx.Rollback()
			return err, ""
		}
	}

	// 更新画展包
	err = dao.UpdateArtShow(tx, artShowM)
	if err != nil {
		tx.Rollback()
		return
	}

	err = tx.Commit().Error
	return err, artShowM.ShowUID
}

// 删除画展包
func DelArtShow(in *artShow.DelShowReq) (err error) {
	queryShowErr, shows := dao.QueryArtShow(in.ShowUID)
	if queryShowErr != nil {
		return queryShowErr
	}
	tx := db.DbArtShow.Begin()
	for i := 0; i < len(shows); i++ {
		if shows[i].IsShow < m.ARTSHOW_SALE_ADDRESS_PASS {
			delArtShowErr := dao.DelArtShow(tx, shows[i].ShowUID)
			if err != nil {
				tx.Rollback()
				return delArtShowErr
			}
			delArtworkPriceErr := dao.DelArtworkPrice_showUID(tx, shows[i].ShowUID)
			if err != nil {
				tx.Rollback()
				return delArtworkPriceErr
			}
		} else {
			tx.Rollback()
			return errors.New("存在画展包被使用,无法删除")
		}
	}
	err = tx.Commit().Error
	return
}

// 画展包列表  不携带  画展地址  画展时间
func ArtShowList(in *artShow.ShowListReq) (err error, out *artShow.ShowListRes) {
	out = new(artShow.ShowListRes)
	artShows := make([]*model.ArtShowRes, 0)
	err, out.Total, artShows = dao.ArtShowList(in)
	if err != nil {
		return
	}
	err, out.TotalArtistNum, out.TotalPackageNum, _, _, _ = dao.ShowStatistical(m.ARTSHOW_PASS)
	if err != nil {
		return
	}
	out.Data = serializer.BuildArtShowListRes(artShows)
	return
}

// 画展包列表 携带 画展地址 画展时间
func ArtShowListWithRel(in *artShow.ShowListReq) (err error, out *artShow.ShowListRes) {
	out = new(artShow.ShowListRes)
	artShows := make([]*model.ArtShowRes, 0)
	err, out.Total, artShows = dao.ArtShowListWithRel(in)
	if err != nil {
		return
	}
	err, out.TotalArtistNum, out.TotalPackageNum, _, _, _ = dao.ShowStatistical(m.ARTSHOW_PASS)
	if err != nil {
		return
	}
	out.Data = serializer.BuildArtShowListRes(artShows)
	return
}

// 画展包关联画作信息
func ShowArtworkInfo(in *artShow.ArtworkDetailReq) (err error, out *artShow.ShowArtworkDetailRes) {
	out = new(artShow.ShowArtworkDetailRes)
	artworkPriceS := make([]*model.ArtworkPrice, 0)
	err, artworkPriceS = dao.ArtworkPriceList(in.ShowUID)
	if err != nil {
		return
	}
	out.Data = serializer.BuildShowArtworkListRpc(artworkPriceS)
	return
}

// 画展包详情
func ShowDetail(in *artShow.ShowDetailReq) (err error, out *artShow.ShowDetailRes) {
	out = new(artShow.ShowDetailRes)
	shows := make([]*model.ArtShowRes, 0)
	err, shows = dao.ShowRelDetail(in)
	if err != nil {
		return
	}
	out.Data = serializer.BuildArtShowListRes(shows)
	return
}

func ArtShowListWithApply(in *artShow.ShowListReq) (err error, out *artShow.ShowListRes) {
	out = new(artShow.ShowListRes)
	artShows := make([]*model.ArtShowRes, 0)
	err, out.Total, artShows = dao.ArtShowListByApplyStatus(in)
	err, out.TotalArtistNum, out.TotalPackageNum, _, _, _ = dao.ShowStatistical(m.ARTSHOW_PASS)
	if err != nil {
		return
	}
	out.Data = serializer.BuildArtShowListRes(artShows)
	return
}

func ShowStatisticalInfo(in *artShow.ShowStatisticalInfoReq) (err error, out *artShow.ShowStatisticalInfoRes_Num) {
	out = new(artShow.ShowStatisticalInfoRes_Num)
	err, out.ArtistNum, out.PackageNum, out.TotalNum, out.NotShowNum, out.ShowHisNum = dao.ShowStatistical(in.IsShow)
	if err != nil {
		return
	}
	return
}

func QueryArtShowForArtwork(in *artShow.ShowListForArtworkReq) (err error, out *artShow.ShowListForArtworkRes) {
	out = new(artShow.ShowListForArtworkRes)
	err, total, shows := dao.QueryArtShowForArtwork(in)
	if err != nil {
		return err, out
	}
	if len(shows) > 0 {
		out.Total = total
		out.Data = serializer.BuildArtShowListRes(shows)
	}
	return
}

/*
  1、取消画展包 展出 , 状态 回退 到 2 (画展包可出展状态)
 TODO
  2、未做当前 画展包 状态检查  待确认 何种状态下 可以取消 (在 客户端 调用 画作系统 ，判断 画展包是否已 出库)
*/
func CancelShow(in *artShow.CancelShowReq) (err error) {
	//  不删除 画展的画展包数量申请
	tx := db.DbArtShow.Begin()

	for i := 0; i < len(in.ShowUID); i++ {
		// 删除  关联表
		err = dao.DelShowReWithShowUID(tx, in.ShowUID[i])
		if err != nil {
			tx.Rollback()
			return
		}
		// 更新 画展包状态  为 可展
		show := serializer.BuildArtShowIsShowM(in.ShowUID[i], m.ARTSHOW_PASS)
		err = dao.UpdateArtShow(tx, show)
		if err != nil {
			tx.Rollback()
			return err
		}
		// 删除相关 数据 (画作润格, 画作销售站点)
		err = dao.UpdateArtworkInfoWithMap(tx, map[string]interface{}{"reward": "", "sale_address": ""}, in.ShowUID[i], "")
		if err != nil {
			tx.Rollback()
			return err
		}
	}
	err = tx.Commit().Error
	return
}

func QueryShowStatus(in *artShow.ShowStatusReq) (err error, out *artShow.ShowStatusRes) {
	err, shows := dao.QueryArtShow(in.ShowUID)
	if err != nil {
		return
	}
	out = new(artShow.ShowStatusRes)
	out.Status = serializer.BuildShowStatusRpc(shows)
	return
}