package ebaiapi

import (
	"fmt"
	"strings"

	"git.rosy.net.cn/baseapi/utils"
)

const (
	ActivityTypeDirectDown = 2 // 商品直降
	ActivityTypeMoneyOff   = 8 // 品类满减

	ActivityPFBaidu = 1
	ActivityPFELM   = 2
	ActivityPFAll   = 4

	ActivityConflictShare    = 0
	ActivityConfilictExclude = 1
)

type ActivitySkuInfo struct {
	SkuID string `json:"sku_id"`
	Stock int    `json:"stock"`

	PromotionPrice float32 `json:"special_price"`    // 直降用
	StoreUserLimit int     `json:"store_user_limit"` // 直降用
}

type ActivitySkuInfoEx struct {
	ActivitySkuInfo
	BaiduShopID   int64   `json:"baidu_shop_id"`
	UpcName       string  `json:"upc_name"`
	OriginalPrice float32 `json:"original_price"`
}

type ActivitySkuInfo4Update struct {
	ActivitySkuInfo
	BaiduShopID int64  `json:"baidu_shop_id"`
	ShopID      string `json:"shop_id"`
	CustomSkuID string `json:"custom_sku_id"`
}

type ActivityInfo struct {
	ActivityID   int64                `json:"activity_id"`
	ActivityType int                  `json:"activity_type"`
	ActivityName string               `json:"activity_name"`
	SkuList      []*ActivitySkuInfoEx `json:"sku_list"`
}

func (a *API) ActivityCreate(params map[string]interface{}) (activityID int64, err error) {
	result, err := a.AccessAPI("activity.create", params)
	if err == nil {
		return utils.MustInterface2Int64(result.Data.(map[string]interface{})["activity_id"]), nil
	}
	return 0, err
}

func (a *API) ActivityDisable(activityID int64, shopID string, baiduShopID, supplierID int64) (err error) {
	params := a.genShopIDParams(shopID, baiduShopID, supplierID)
	params[KeyActivityID] = activityID
	_, err = a.AccessAPI("activity.disable", params)
	return err
}

func (a *API) ActivityGet(activityID int64, shopID string, baiduShopID, supplierID int64) (activityInfo map[string]interface{}, err error) {
	params := a.genShopIDParams(shopID, baiduShopID, supplierID)
	params[KeyActivityID] = activityID
	result, err := a.AccessAPI("activity.get", params)
	if err == nil {
		return result.Data.(map[string]interface{}), nil
	}
	return nil, err
}

func (a *API) ActivitySkuAddBatch(activityID int64, shopID string, baiduShopID int64, activityType int, skuList []*ActivitySkuInfo, isSkuIDCustom bool) (successIDs []string, err error) {
	params := a.genShopIDParams(shopID, baiduShopID, 0)
	params[KeyActivityID] = activityID
	skusKey := "activity_skus"
	if isSkuIDCustom {
		skusKey = "activity_custom_skus"
	}
	params[skusKey] = skuList2Str(activityType, skuList, isSkuIDCustom)
	result, err := a.AccessAPI("activity.sku.add.batch", params)
	if err == nil {
		return strings.Split(result.Data.(string), ","), nil
	}
	return nil, err
}

func skuList2Str(activityType int, skuList []*ActivitySkuInfo, isSkuIDCustom bool) string {
	skuList2 := []string{}
	for _, v := range skuList {
		strList := []string{
			v.SkuID,
			utils.Int2Str(v.Stock),
		}
		if activityType == ActivityTypeDirectDown {
			strList = append(strList, fmt.Sprintf("%.2f", v.PromotionPrice))
			strList = append(strList, utils.Int2Str(v.StoreUserLimit))
		}
		skuList2 = append(skuList2, strings.Join(strList, ":"))
	}
	return strings.Join(skuList2, ";")
}

func (a *API) ActivitySkuDeleteBatch(activityID int64, shopID string, baiduShopID int64, skuIDs []string, isSkuIDCustom bool) (successIDs []string, err error) {
	params := a.genShopIDParams(shopID, baiduShopID, 0)
	params[KeyActivityID] = activityID
	skusKey := "sku_id"
	if isSkuIDCustom {
		skusKey = "custom_sku_id"
	}
	params[skusKey] = strings.Join(skuIDs, ",")
	result, err := a.AccessAPI("activity.sku.delete.batch", params)
	if err == nil {
		return strings.Split(result.Data.(string), ","), nil
	}
	return nil, err
}

func (a *API) ActivitySkuList(activityID int64, shopID string, baiduShopID, supplierID int64, skuIDs []string, isSkuIDCustom bool) (activityInfo *ActivityInfo, err error) {
	params := a.genShopIDParams(shopID, baiduShopID, supplierID)
	params[KeyActivityID] = activityID
	if len(skuIDs) > 0 {
		skusKey := "sku_id"
		if isSkuIDCustom {
			skusKey = "custom_sku_id"
		}
		params[skusKey] = strings.Join(skuIDs, ",")
	}
	pageSize := 100
	page := 1
	params["page_size"] = pageSize
	for {
		var result *ResponseResult
		params["page"] = page
		result, err = a.AccessAPI("activity.sku.list", params)
		if err == nil {
			resultMap := result.Data.(map[string]interface{})
			if activityInfo == nil {
				activityInfo = &ActivityInfo{
					ActivityID:   activityID,
					ActivityType: int(utils.Str2Int64(utils.Interface2String(resultMap["activity_type"]))),
					ActivityName: utils.Interface2String(resultMap["activity_name"]),
				}
			}
			for _, v := range resultMap["sku_list"].([]interface{}) {
				skuMap := v.(map[string]interface{})
				activityInfo.SkuList = append(activityInfo.SkuList, &ActivitySkuInfoEx{
					ActivitySkuInfo: ActivitySkuInfo{
						SkuID:          utils.Interface2String(skuMap["sku_id"]),
						Stock:          int(utils.Str2Int64(utils.Interface2String(skuMap["stock"]))),
						PromotionPrice: float32(utils.Interface2Float64WithDefault(skuMap["promotion_price"], 0)),
					},
					BaiduShopID:   utils.Str2Int64(utils.Interface2String(skuMap["baidu_shop_id"])),
					OriginalPrice: float32(utils.Interface2Float64WithDefault(skuMap["original_price"], 0)),
					UpcName:       utils.Interface2String(skuMap["upc_name"]),
				})
			}
			if len(activityInfo.SkuList) >= int(utils.MustInterface2Int64(resultMap["total"])) {
				break
			}
			page++
		} else {
			break
		}
	}
	return activityInfo, err
}

func (a *API) ActivitySkuUpdateBatch(activityID int64, actSkuInfoList []*ActivitySkuInfo4Update) (faildInfoList []string, err error) {
	result, err := a.AccessAPI("activity.sku.update.batch", map[string]interface{}{
		KeyActivityID:  activityID,
		"act_sku_info": actSkuInfoList,
	})
	if err == nil {
		return strings.Split(result.Data.(string), ";"), nil
	}
	return nil, err
}

func (a *API) ActivityUpdate(activityID int64, params map[string]interface{}) (newActivityID int64, err error) {
	result, err := a.AccessAPI("activity.update", utils.MergeMaps(utils.Params2Map(KeyActivityID, activityID), params))
	if err == nil {
		return utils.MustInterface2Int64(result.Data.(map[string]interface{})["activity_id"]), nil
	}
	return 0, err
}