package dao

import (
	"assets/consts/public"
	"assets/model/dto/asset"
	"assets/model/entity/asset"
	"context"

	"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"
)

var AssetSku = new(assetSku)

type assetSku struct {
}

// Insert 插入SKU
func (d *assetSku) Insert(ctx context.Context, req *dto.CreateAssetSkuReq) (id int64, err error) {
	var res *entity.AssetSku
	if err = gconv.Struct(req, &res); err != nil {
		return
	}
	r, err := gfdb.DB(ctx).Model(ctx, public.AssetSkuCollection).Ctx(ctx).Data(&res).Insert()
	if err != nil {
		return
	}
	return r.LastInsertId()
}

// Update 更新SKU
func (d *assetSku) Update(ctx context.Context, req *dto.UpdateAssetSkuReq) (rows int64, err error) {
	r, err := gfdb.DB(ctx).Model(ctx, public.AssetSkuCollection).Ctx(ctx).OmitEmpty().Where(entity.AssetCol.Id, req.Id).Update()
	if err != nil {
		return
	}
	return r.RowsAffected()
}

// Delete 删除SKU-根据id进行假删
func (d *assetSku) Delete(ctx context.Context, req *dto.DeleteAssetSkuReq) (rows int64, err error) {
	r, err := gfdb.DB(ctx).Model(ctx, public.AssetSkuCollection).Where(entity.AssetSkuCol.Id, req.Id).Delete()
	if err != nil {
		return
	}
	return r.RowsAffected()
}

// GetOne 获取单个SKU
func (d *assetSku) GetOne(ctx context.Context, req *dto.GetAssetSkuReq, fields ...string) (res *entity.AssetSku, err error) {
	r, err := gfdb.DB(ctx).Model(ctx, public.AssetSkuCollection).Ctx(ctx).Where(entity.AssetCol.Id, req.Id).Fields(fields).One()
	if err != nil {
		return
	}
	err = r.Struct(&res)
	return
}

// GetListByAssetIdExcludeCurrentSku 根据资产ID获取SKU列表并且排除当前SKU
func (d *assetSku) GetListByAssetIdExcludeCurrentSku(ctx context.Context, assetId int64, req *dto.ListAssetSkuReq, fields ...string) (res []entity.AssetSku, total int, err error) {
	model := gfdb.DB(ctx).Model(ctx, public.AssetSkuCollection)
	model.Fields(fields)
	model.Where(entity.AssetSkuCol.AssetId, assetId)
	model.WhereNot(entity.AssetSkuCol.Id, req.Id)
	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
}

// List 获取SKU列表
func (d *assetSku) List(ctx context.Context, req *dto.ListAssetSkuReq, fields ...string) (res []entity.AssetSku, total int, err error) {
	model := d.buildListFilter(ctx, req)
	model.Fields(fields)
	model.OrderAsc(entity.AssetSkuCol.Sort)
	model.OrderDesc(entity.AssetSkuCol.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
}

// buildListFilter 构建列表查询的过滤条件
func (d *assetSku) buildListFilter(ctx context.Context, req *dto.ListAssetSkuReq) *gdb.Model {
	model := gfdb.DB(ctx).Model(ctx, public.AssetSkuCollection).Model
	if !g.IsEmpty(req.Keyword) {
		model.WhereLike(entity.AssetCol.Name, "%"+req.Keyword+"%")
		model.WhereOrLike(entity.AssetSkuCol.SkuName, "%"+req.Keyword+"%")
	}
	if !g.IsEmpty(req.CategoryPath) {
		model.WhereLike(entity.AssetSkuCol.CategoryPath, req.CategoryPath+"%")
	}
	model.Where(entity.AssetSkuCol.Id, req.Id)
	model.Where(entity.AssetSkuCol.Status, req.Status)
	model.WhereGT(entity.AssetSkuCol.Price, req.MinPrice)
	model.WhereLT(entity.AssetSkuCol.Price, req.MaxPrice)
	model.OmitEmptyWhere()
	return model
}