通过微信开发者工具 商城模板 创建新小程序

mini-program/pages/usercenter/address/list/util.js

@@ -0,0 +1,31 @@
+let addressPromise = [];
+
+/** 获取一个地址选择Promise */
+export const getAddressPromise = () => {
+  let resolver;
+  let rejecter;
+  const nextPromise = new Promise((resolve, reject) => {
+    resolver = resolve;
+    rejecter = reject;
+  });
+
+  addressPromise.push({ resolver, rejecter });
+
+  return nextPromise;
+};
+
+/** 用户选择了一个地址 */
+export const resolveAddress = (address) => {
+  const allAddress = [...addressPromise];
+  addressPromise = [];
+
+  allAddress.forEach(({ resolver }) => resolver(address));
+};
+
+/** 用户没有选择任何地址只是返回上一页了 */
+export const rejectAddress = () => {
+  const allAddress = [...addressPromise];
+  addressPromise = [];
+
+  allAddress.forEach(({ rejecter }) => rejecter(new Error('cancel')));
+};