60 lines
1.8 KiB
JavaScript
60 lines
1.8 KiB
JavaScript
import { PAY_CHANNEL_ACCOUNT_NAME } from '../../types/PayConfig';
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import assert from 'assert';
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import { generateNewIdAsync } from "oak-domain/lib/utils/uuid";
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export default class Account {
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async refund(refund) {
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return;
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}
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async closeRefund(refund) {
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return;
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}
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async getRefundState(refund) {
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return ['refuding', undefined];
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}
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decodePayNotification(params, body) {
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throw new Error("account类型的pay不需调用此接口");
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}
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channel = PAY_CHANNEL_ACCOUNT_NAME;
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async prepay(pay, data, context) {
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const { accountId, price } = pay;
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assert(accountId);
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/**
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* account类型的支付就是直接从account中扣除款项
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* 但是注意最多只能把avail扣空。
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* 如果一个pay没有完全支付，等account中充值了会自动继续进行支付
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*/
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const [account] = await context.select('account', {
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data: {
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id: 1,
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avail: 1,
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},
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filter: {
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id: accountId,
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}
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}, { forUpdate: true });
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const { avail } = account;
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const paid = Math.min(price, avail);
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data.accountOper$entity = [
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{
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id: await generateNewIdAsync(),
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action: 'create',
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data: {
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id: await generateNewIdAsync(),
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totalPlus: -paid,
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availPlus: -paid,
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type: 'consume',
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accountId,
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},
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}
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];
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data.meta = {};
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data.paid = paid;
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}
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getState(pay) {
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throw new Error("account类型的pay不应该需要查询此状态");
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}
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close(pay) {
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throw new Error("account类型的pay无法关闭");
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}
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}
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