package backpackmod

import (
	"go.mongodb.org/mongo-driver/bson"
	"go.mongodb.org/mongo-driver/mongo/options"
)

type QueryAllWebCond struct {
	Page      int64   `form:"page" binding:"required"`
	Limit     int64   `form:"limit" binding:"required"`
	Uid       *int    `form:"uid"`       // 用户ID
	Status    *int    `form:"status"`    // 使用状态 1、已使用 2、未使用 3、过期
	GoodsType *int    `form:"goodsType"` // 类型
	GoodsDesc *string `form:"goodsDesc"` // 描述
}

type QueryAllRes struct {
	List  []*Backpack `json:"list"`
	Total int64       `json:"total"`
}

func (receiver *QueryAllWebCond) Filter() bson.M {
	var query = bson.M{}
	if receiver.Uid != nil {
		query["uid"] = receiver.Uid
	}
	if receiver.GoodsType != nil {
		query["goodsType"] = receiver.GoodsType
	}
	if receiver.GoodsDesc != nil {
		query["goodsDesc"] = receiver.GoodsDesc
	}
	if receiver.Status != nil {
		query["status"] = receiver.Status
	}
	return query
}

func (receiver QueryAllWebCond) Options() *options.FindOptions {
	return options.Find().SetSkip((receiver.Page - 1) * receiver.Limit).SetLimit(receiver.Limit).SetSort(bson.D{{"createTime", -1}})
}