package productrpc

import (
	"strconv"
	"time"
)

/*
 * 检查商品状态
 * 2020/09/16
 */
func CheckStatus(productInfo map[string]string, arrival_time string) (int, string) {
	if productInfo["Status"] == "0" { //是否在售
		return 8405, "商品已下架"
		if productInfo["Status"] == "2" { //是否在售
			return 8405, "商品已售罄"
		}
	}
	if productInfo["Status"] != "1" { //是否在售
		return 8405, "商品未上架"
	}
	if productInfo["AutoOnSale"] == "1" {
		if productInfo["EndSaleTime"] != "0" && productInfo["EndSaleTime"] != "" { //销售截止日期
			end_sale_time, _ := strconv.ParseInt(productInfo["EndSaleTime"], 10, 64)
			if time.Unix(end_sale_time, 0).Before(time.Now()) { //截止日期在当前时间之前
				return 8407, "商品已过有效期"
			}
		}
		if productInfo["StartSaleTime"] != "0" && productInfo["StartSaleTime"] != "" { //销售开始日期
			end_sale_time, _ := strconv.ParseInt(productInfo["StartSaleTime"], 10, 64)
			if time.Unix(end_sale_time, 0).After(time.Now()) { //开始日期在当前时间之后
				return 8406, "商品未开售"
			}
		}
	}
	if productInfo["ValidityType"] == "1" { //用户选定使用日期
		if arrival_time == "" {
			return 10005, "请选择使用日期"
		} else {

			advance, _ := strconv.Atoi(productInfo["Advance"]) //提前几天

			arrival_time_int64, err := strconv.ParseInt(arrival_time, 10, 64)
			var release_time_int64, end_time_int64 int64 = 0, 0
			now := time.Now().Unix()

			if err != nil { // 转换失败
				return 10005, "日期错误"
			}
			if arrival_time_int64 < now { //不能在当前时间之前
				return 10005, "日期选择错误"
			}

			if productInfo["Releasetime"] != "" && productInfo["Releasetime"] != "0" {
				release_time_int64, _ = strconv.ParseInt(productInfo["Releasetime"], 10, 64)
			}
			if productInfo["Endtime"] != "" && productInfo["Endtime"] != "0" {
				end_time_int64, err = strconv.ParseInt(productInfo["Endtime"], 10, 64)
				if err == nil {
					if advance > 0 {
						end_time_int64 = end_time_int64 - int64(advance*24*3600) //提前几天截止预约
						if end_time_int64 < now {
							return 8409, "已截止购买"
						}
					}
				}
			}

			if release_time_int64 > 0 && arrival_time_int64 < release_time_int64 { //未到服务时间
				return 10006, "请选择" + time.Unix(release_time_int64, 0).Format("2006-01-02") + "之后的日期"
			}
			if end_time_int64 > 0 {
				if arrival_time_int64 > end_time_int64 { //已过服务时间
					return 10006, "请选择" + time.Unix(end_time_int64, 0).Format("2006-01-02") + "之前的日期"
				}
			}

		}
	}
	return 0, ""
}