新增工具函数方法

Author: kuangshp

src/utils/index.ts

@@ -6,3 +6,4 @@ export * from './axios-method';
 export * from './axios-result';
 export * from './data-type';
 export * from './error-captured';
+export * from './url';

src/utils/url.ts

@@ -0,0 +1,57 @@
+import { isObject } from './data-type';
+
+/**
+ * 将一个对象组装成query查询的字符串
+ * @param data
+ */
+export const queryParamsJoin = (data: { [propsName: string]: any }): string => {
+  if (!isObject(data)) {
+    throw new TypeError(`${JSON.stringify(data)}不是对象类型`);
+  }
+  const result: string[] = [];
+  Object.keys(data).forEach((key) => {
+    if (data[key]) {
+      result.push(`${key}=${data[key]}`);
+    }
+  });
+  return `${result.join('&')}`;
+};
+
+/**
+ * @param {string} url url地址
+ * @param {key} key 需要获取的key
+ * @return:
+ * @Description: 根据key从一段url中获取query值
+ * @Author: 水痕
+ * @LastEditors: 水痕
+ * @Date: 2019-08-08 15:20:15
+ */
+export const getUrlQuery = (
+  url: {
+    replace: (
+      arg0: RegExp,
+      arg1: (_$0: any, $1: string | number, $2: any) => void,
+    ) => void;
+  },
+  key: string,
+): string => {
+  let result: any;
+  const Oparam: { [propName: string]: any } = {};
+  // 使用正则去捕获
+  url.replace(
+    /[\?&]?(\w+)=(\w+)/g,
+    (_$0: any, $1: string | number, $2: any) => {
+      if (Oparam[$1] === void 0) {
+        Oparam[$1] = $2;
+      } else {
+        Oparam[$1] = [].concat(Oparam[$1], $2);
+      }
+    },
+  );
+  if (key === void 0 || key === '') {
+    result = Oparam;
+  } else {
+    result = Oparam[key] || '';
+  }
+  return result;
+};