51 lines
1.8 KiB
TypeScript
51 lines
1.8 KiB
TypeScript
import cloud from '@lafjs/cloud'
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import * as crypto from 'crypto';
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const db = cloud.database();
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export default async function (ctx: FunctionContext) {
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let uid = ctx.body.uid;
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let itemid = ctx.body.itemid;
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let itemCount = ctx.body.itemCount;
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let itemPrice = ctx.body.itemPrice;
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let user = await db.collection("users").where({ _id: uid }).getOne();
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if (user.data == null) {
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return { code: 0, data: null, msg: "未获取到玩家数据" };
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}
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const outTradeNo = `wcx_` + Math.round(Math.random() * 10 ** 13) + Date.now();
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let signData = JSON.stringify({
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"mode": "goods",
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"offerId": "1450390549",
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"buyQuantity": Number(itemCount),//购买数量
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"env": 0,//正式环境
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"currencyType": "CNY",//人民币
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"platform": "android",
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"zoneId": "1",//分区id
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"productId": itemid,
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"goodsPrice": Number(itemPrice),
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"outTradeNo": outTradeNo,
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"attach": "购买道具"
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});
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let session_key = user.data.session_key;
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const signature = hmacSha256(session_key, signData);
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let key = "4HfZwqLjVkLb6s4TfIxRGKaTxgvvL1rl";
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let data = 'requestMidasPaymentGameItem' + '&' + signData;
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const paySig = hmacSha256(key, data);
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await db.collection("order").add({
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openid: user.data.openid,
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outTradeNo: outTradeNo,
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itemid: itemid,
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itemCount: itemCount,
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goodsPrice: Number(itemPrice),
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time: Date.now(),
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type:"and",
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state: 0,
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});
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// console.log("申请订单");
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// console.log(outTradeNo);
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// 计算哈希值并转换为十六进制字符串
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return { code: 1, data: { paySig: paySig, signature: signature, signData: signData, outTradeNo: outTradeNo }, msg: "成功" }
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}
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function hmacSha256(sessionKey, signData) {
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const hmac = crypto.createHmac('sha256', sessionKey);
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hmac.update(signData);
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return hmac.digest('hex');
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} |