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🐞 fix(shop): 商店购买数据回滚

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This commit is contained in:
dingchaolin
2023-03-06 20:13:35 +08:00
parent b15639b991
commit 10df130ae5
4 changed files with 29 additions and 18 deletions
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22
shared/db/UserShop.ts
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@@ -96,30 +96,24 @@ export default class UserShop extends BaseModel {
}
/**
* 防止并发操作的购买
* 修改已购买次数
*
* @static
* @param {string} roleId
* @param {string} roleName
* @param {number} activityId
* @param {{ id: number, goodId: number, refreshType: number, shop: number, type: number, createTime?: number }} dicShopItem
* @param {number} inc
* @param {number} inc: 变化次数
* @param {number} seasonNum
* @param {number} maxAlreadyBuyTimes: 最大已买次数，通过这个参数防止并发购买
* @return {*}
* @memberof UserShop
*/
public static async protectedPurchase(roleId: string, roleName: string, activityId: number, dicShopItem: { id: number, goodId: number, refreshType: number, shop: number, type: number, createTime?: number }, inc: number, seasonNum: number, maxAlreadyBuyTimes: number) {
let code = genCode(8);
public static async updateCount(roleId: string, dicShopItem: { id: number, goodId: number, refreshType: number, shop: number, type: number, createTime?: number }, inc: number, seasonNum: number) {
let { id, shop, type, createTime = 0 } = dicShopItem;
let timeCondition = this.getRefreshCondition(seasonNum);
let { id, goodId, refreshType, shop, type, createTime = 0 } = dicShopItem;
let rec: UserShopType = await UserShopModel.findOneAndUpdate(
{ roleId, itemId: id, $or: timeCondition, shop, type, createTime, count: {$lte: maxAlreadyBuyTimes} },
{ $setOnInsert: { roleName, code, goodId, refreshType, seasonNum }, $inc: { count: inc }, $set: { activityId } },
{ new: true, upsert: true }
return await UserShopModel.findOneAndUpdate(
{ roleId, itemId: id, $or: timeCondition, shop, type, createTime },
{ $inc: { count: inc } },
{ new: true }
).lean();
return rec;
}
public static async deleteAccount(roleId: string) {