package models

import (
	"fmt"
	"time"

	"github.com/xormplus/xorm"

	"git.ouxuan.net/tommy/osmanthuswine/src/core"
)

const CustomerOrderSubTN = TableNamePrefix + "customer_order_sub"

type CustomerOrderSub struct {
	Id        int       `json:"id" xorm:"not null pk autoincr comment('主键') INT(11)"`
	IsDelete  bool      `json:"is_delete" xorm:"not null default 0 comment('软删除') TINYINT(1)"`
	CreatedAt time.Time `json:"created_at" xorm:"not null created comment('创建时间') DATETIME"`
	UpdatedAt time.Time `json:"updated_at" xorm:"not null updated comment('更新时间') DATETIME"`

	OrderId   int     `json:"order_id" xorm:"not null default 0 comment('订单id') VARCHAR(128)"`
	GoodsId   int     `json:"goods_id" xorm:"not null default 0 comment('商品id') INT(11)"`
	GoodsNum  int     `json:"goods_num" xorm:"not null default 0 comment('商品数量') INT(11)"`
	GoodName  string  `json:"good_name" xorm:"not null default '' comment('商品名字') VARCHAR(128)"`
	GoodPrice float64 `json:"good_price" xorm:"not null default 0.00 comment('商品价格') DECIMAL(18,2)"`

	// 无关变量
	GoodsPicUrl interface{} `json:"goods_pic_url" xorm:"extends"`
}

func (t *CustomerOrderSub) TableName() string {
	return CustomerOrderSubTN
}

func (t *CustomerOrderSub) Alias(n string) string {
	return fmt.Sprintf("%s as %s", t.TableName(), n)
}

type SubOrderResult struct {
	OrderId     int     `json:"order_id"`
	GoodsId     int     `json:"goods_id"`
	GoodsNum    int     `json:"goods_num"`
	GoodName    string  `json:"good_name"`
	GoodPrice   float64 `json:"good_price"`
	GoodsPicUrl string  `json:"goods_pic_url"`
}

func GetCustomerOrderSubsByOrderIds(orderIds interface{}) (subs []*SubOrderResult, err error) {
	err = core.GetXormAuto().Table(new(CustomerOrderSub)).Alias("s").
		Select("s.order_id, s.goods_id, s.goods_num, s.good_name, s.good_price, g.goods_pic_url").
		Join("left", new(CustomerGoods).Alias("g"), "g.id=s.goods_id").
		Where("s.is_delete=0").In("s.order_id", orderIds).Desc("s.created_at").Find(&subs)
	return
}

func GetCustomerOrderSubsByOrderId(orderId interface{}) (subs []map[string]string, err error) {
	err = core.GetXormAuto().Table(new(CustomerOrderSub)).Alias("s").
		Select("s.order_id, s.goods_id, s.goods_num, s.good_name, s.good_price, g.goods_pic_url").
		Join("left", new(CustomerGoods).Alias("g"), "g.id=s.goods_id").
		Where("s.is_delete=0 and s.order_id", orderId).Desc("s.created_at").Find(&subs)
	return
}

func GetSubOrdersByOrderId(orderId interface{}) ([]*CustomerOrderSub, error) {
	subs := make([]*CustomerOrderSub, 0)
	err := core.GetXormAuto().Where("is_delete=0 and order_id=?", orderId).Find(&subs)
	return subs, err
}

type OrderGoodNum struct {
	GoodsId  int `json:"goods_id"`
	GoodsNum int `json:"goods_num"`
}

func GetSubOrderGoodNum(goodIds, rehearsalId, archId interface{}) (res []*OrderGoodNum, err error) {
	return GetSubOrderGoodNumBySession(core.GetXormAuto().NewSession(), goodIds, rehearsalId, archId)
}

func GetSubOrderGoodNumBySession(s *xorm.Session, goodIds, rehearsalId, archId interface{}) (res []*OrderGoodNum, err error) {
	err = s.Table(&CustomerOrderSub{}).Alias("s").Select("s.goods_id, SUM(s.goods_num) as goods_num").
		Join("left", (&CustomerOrder{}).TableName()+" as o", "o.id=s.order_id").
		Where("o.is_delete=0 and s.is_delete=0 and o.rehearsal_id=? and arch_id=?", rehearsalId, archId).
		In("s.goods_id", goodIds).NotIn("o.status", "0", "6", "8", "9").GroupBy("s.goods_id").Find(&res)
	return
}