package dao

import (
	"context"
	"time"

	"gitea.com/red-future/common/db/gfdb"
	"github.com/gogf/gf/v2/database/gdb"
	"github.com/gogf/gf/v2/frame/g"
	"github.com/gogf/gf/v2/util/gconv"

	marketConsts "shop-user-trade/consts/market"
	"shop-user-trade/consts/public"
	marketDto "shop-user-trade/model/dto/market"
	marketEntity "shop-user-trade/model/entity/market"
)

var Market = new(marketDao)

type marketDao struct{}

// Insert 插入市场物品
func (d *marketDao) Insert(ctx context.Context, req *marketDto.CreateMarketReq) (id int64, err error) {
	var entity *marketEntity.Market
	if err = gconv.Struct(req, &entity); err != nil {
		return
	}
	entity.Status = marketConsts.MarketStatusActive
	r, err := gfdb.DB(ctx).Model(ctx, public.TableNameMarket).Data(entity).Insert()
	if err != nil {
		return
	}
	return r.LastInsertId()
}

// Update 更新市场物品
func (d *marketDao) Update(ctx context.Context, req *marketDto.UpdateMarketReq) (rows int64, err error) {
	r, err := gfdb.DB(ctx).Model(ctx, public.TableNameMarket).
		Data(req).
		Where(marketEntity.MarketCol.Id, req.Id).
		OmitEmpty().
		Update()
	if err != nil {
		return
	}
	return r.RowsAffected()
}

// Delete 删除市场物品（软删除）
func (d *marketDao) Delete(ctx context.Context, req *marketDto.DeleteMarketReq) (rows int64, err error) {
	r, err := gfdb.DB(ctx).Model(ctx, public.TableNameMarket).
		Where(marketEntity.MarketCol.Id, req.Id).
		Delete()
	if err != nil {
		return
	}
	return r.RowsAffected()
}

// GetOne 获取单个市场物品
func (d *marketDao) GetOne(ctx context.Context, req *marketDto.GetMarketReq) (res *marketEntity.Market, err error) {
	r, err := gfdb.DB(ctx).Model(ctx, public.TableNameMarket).
		Where(marketEntity.MarketCol.Id, req.Id).
		One()
	if err != nil {
		return
	}
	err = r.Struct(&res)
	return
}

// GetByID 根据ID获取市场物品
func (d *marketDao) GetByID(ctx context.Context, id int64) (res *marketEntity.Market, err error) {
	r, err := gfdb.DB(ctx).Model(ctx, public.TableNameMarket).
		Where(marketEntity.MarketCol.Id, id).
		One()
	if err != nil {
		return
	}
	err = r.Struct(&res)
	return
}

// GetByKnapsackID 根据背包项ID获取市场物品
func (d *marketDao) GetByKnapsackID(ctx context.Context, knapsackID int64) (res *marketEntity.Market, err error) {
	r, err := gfdb.DB(ctx).Model(ctx, public.TableNameMarket).
		Where(marketEntity.MarketCol.KnapsackID, knapsackID).
		WhereNotIn(marketEntity.MarketCol.Status, []marketConsts.MarketStatus{
			marketConsts.MarketStatusSold,
			marketConsts.MarketStatusInactive,
			marketConsts.MarketStatusExpired,
		}).
		One()
	if err != nil {
		return
	}
	err = r.Struct(&res)
	return
}

// Count 获取市场物品数量
func (d *marketDao) Count(ctx context.Context, req *marketDto.ListMarketReq) (count int, err error) {
	return d.buildListFilter(ctx, req).Count()
}

// List 获取市场列表
func (d *marketDao) List(ctx context.Context, req *marketDto.ListMarketReq) (res []marketEntity.Market, total int, err error) {
	model := d.buildListFilter(ctx, req).OrderDesc(marketEntity.MarketCol.CreatedAt)
	if req.Page != nil {
		model.Page(int(req.Page.PageNum), int(req.Page.PageSize))
	}
	r, total, err := model.AllAndCount(false)
	if err != nil {
		return
	}
	err = r.Structs(&res)
	return
}

// ListExpired 获取过期市场物品列表
func (d *marketDao) ListExpired(ctx context.Context) (res []marketEntity.Market, err error) {
	now := time.Now().Unix()
	r, err := gfdb.DB(ctx).Model(ctx, public.TableNameMarket).
		Where(marketEntity.MarketCol.Status, marketConsts.MarketStatusActive).
		WhereLT(marketEntity.MarketCol.ListExpireAt, now).
		WhereNotNull(marketEntity.MarketCol.ListExpireAt).
		All()
	if err != nil {
		return
	}
	err = r.Structs(&res)
	return
}

// buildListFilter 构建列表查询过滤条件
func (d *marketDao) buildListFilter(ctx context.Context, req *marketDto.ListMarketReq) *gdb.Model {
	model := gfdb.DB(ctx).Model(ctx, public.TableNameMarket).OmitEmpty()
	if !g.IsEmpty(req.UserID) {
		model = model.Where(marketEntity.MarketCol.UserID, req.UserID)
	}
	if req.Status != nil {
		model = model.Where(marketEntity.MarketCol.Status, *req.Status)
	}
	if !g.IsEmpty(req.Type) {
		model = model.Where(marketEntity.MarketCol.Type, req.Type)
	}
	if !g.IsEmpty(req.Keyword) {
		model = model.WhereLike(marketEntity.MarketCol.AssetName, "%"+req.Keyword+"%")
	}
	return model
}