feat: multi-module iteration

2026-08-04 21:38:49 +08:00
parent 9d96c73246
commit 71f508e02b
1366 changed files with 202004 additions and 0 deletions
@@ -0,0 +1,131 @@
+import type { WechatJsapiPrepayParams } from '@dukang/shared-types';
+import { getRuntimePlatform } from './env';
+import { ensureJssdkReady } from './jssdk';
+import type { MiniProgramWx } from './types';
+
+export type WechatPayInvokeConfig = {
+  apiBase?: string;
+  clientApp?: string;
+  getAccessToken?: () => string | null;
+  /** 显式指定运行端；Taro weapp 须传 mini */
+  platform?: 'mini' | 'wechat-h5' | 'browser';
+};
+
+/** wx.chooseWXPay 要求 timestamp 小写；服务端签名与 Bridge 使用 timeStamp */
+function toChooseWxPayOptions(prepay: WechatJsapiPrepayParams) {
+  return {
+    timestamp: prepay.timeStamp,
+    nonceStr: prepay.nonceStr,
+    package: prepay.package,
+    signType: prepay.signType,
+    paySign: prepay.paySign,
+  };
+}
+
+function getMiniProgramWx(): MiniProgramWx | undefined {
+  const g = globalThis as typeof globalThis & { wx?: MiniProgramWx };
+  if (g.wx?.requestPayment) return g.wx;
+  if (typeof window !== 'undefined' && window.wx?.requestPayment) return window.wx;
+  return undefined;
+}
+
+function invokeBridgePay(params: WechatJsapiPrepayParams): Promise<void> {
+  return new Promise((resolve, reject) => {
+    const bridge = window.WeixinJSBridge;
+    if (!bridge) {
+      reject(new Error('WeixinJSBridge 不可用'));
+      return;
+    }
+    bridge.invoke(
+      'getBrandWCPayRequest',
+      {
+        appId: params.appId,
+        timeStamp: params.timeStamp,
+        nonceStr: params.nonceStr,
+        package: params.package,
+        signType: params.signType,
+        paySign: params.paySign,
+      },
+      (res) => {
+        const msg = res.err_msg ?? '';
+        if (msg.includes('ok')) resolve();
+        else if (msg.includes('cancel')) reject(new Error('用户取消支付'));
+        else reject(new Error(msg || '支付失败'));
+      },
+    );
+  });
+}
+
+async function waitForWeixinBridge(): Promise<void> {
+  if (window.WeixinJSBridge) return;
+  if (typeof document === 'undefined') return;
+  await new Promise<void>((resolve) => {
+    if (window.WeixinJSBridge) resolve();
+    else document.addEventListener('WeixinJSBridgeReady', () => resolve(), { once: true });
+  });
+}
+
+function invokeMiniProgramPay(prepay: WechatJsapiPrepayParams): Promise<void> {
+  const wxApi = getMiniProgramWx();
+  if (!wxApi?.requestPayment) {
+    return Promise.reject(new Error('当前环境不支持微信支付'));
+  }
+  return new Promise((resolve, reject) => {
+    wxApi.requestPayment!({
+      timeStamp: prepay.timeStamp,
+      nonceStr: prepay.nonceStr,
+      package: prepay.package,
+      signType: prepay.signType,
+      paySign: prepay.paySign,
+      success: () => resolve(),
+      fail: (err) => {
+        const msg = err.errMsg || '支付失败';
+        if (msg.includes('cancel')) reject(new Error('用户取消支付'));
+        else reject(new Error(msg));
+      },
+    });
+  });
+}
+
+/** 调起微信支付 */
+export async function invokeWechatPay(
+  prepay: WechatJsapiPrepayParams,
+  config?: WechatPayInvokeConfig,
+): Promise<void> {
+  const platform = config?.platform ?? getRuntimePlatform();
+
+  if (platform === 'mini') {
+    return invokeMiniProgramPay(prepay);
+  }
+
+  if (platform === 'wechat-h5') {
+    if (config?.clientApp) {
+      await ensureJssdkReady({
+        apiBase: config.apiBase ?? '/api/v1',
+        clientApp: config.clientApp,
+        getAccessToken: config.getAccessToken,
+        url: typeof window !== 'undefined' ? window.location.href.split('#')[0] : undefined,
+        jsApiList: ['chooseWXPay'],
+      });
+    }
+
+    // Bridge 参数与商户签名一致，优先于 chooseWXPay
+    await waitForWeixinBridge();
+    if (window.WeixinJSBridge) {
+      return invokeBridgePay(prepay);
+    }
+
+    if (window.wx?.chooseWXPay) {
+      return new Promise((resolve, reject) => {
+        window.wx!.chooseWXPay!({
+          ...toChooseWxPayOptions(prepay),
+          success: () => resolve(),
+          fail: (err) => reject(new Error(err.errMsg || '支付失败')),
+          cancel: () => reject(new Error('用户取消支付')),
+        });
+      });
+    }
+  }
+
+  throw new Error('当前环境不支持微信支付');
+}