merge: 从 heytrip, train-mobile; commons.js;

src/utils/commons.js

@@ -101,6 +101,22 @@ export function formatDate(date) {
   return formatted;
 }
 
+/**
+ * @param {Date} date
+ */
+export function formatDateToStr(date) {
+  if(date === ''){
+	  return null;
+  } 	
+  const year = date.getFullYear();
+  const month = date.getMonth();
+  const day = date.getDate();
+  
+  const enMonthArr = ["Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Spt","Oct","Nov","Dec"];
+  const formatted = enMonthArr[month] +'. '+ day +', '+ year;
+  return formatted;
+}
+
 /**
  * @param {Date} date
  */
@@ -517,6 +533,15 @@ export const fixTo4Decimals = curriedFix(4);
 export const fixTo1Decimals = curriedFix(1);
 export const fixToInt = curriedFix(0);
 
+/**
+ * 创建一个按大小分组的元素数组
+ */
+export const chunk = (input = [], size = 0) => {
+  return input.reduce((arr, item, idx) => {
+    return idx % size === 0 ? [...arr, [item]] : [...arr.slice(0, -1), [...arr.slice(-1)[0], item]];
+  }, []);
+};
+
 /**
  * 映射
  * @example
@@ -528,7 +553,7 @@ export const fixToInt = curriedFix(0);
   // result = {a1: 1, a2: 2, b1: 3}
  *
  */
-export function objectMapper(input, keyMap) {
+export function objectMapper(input, keyMap, keep = true) {
   // Loop through array mapping
   if (Array.isArray(input)) {
     return input.map((obj) => objectMapper(obj, keyMap));
@@ -539,7 +564,7 @@ export function objectMapper(input, keyMap) {
 
     Object.keys(input).forEach((key) => {
       // Keep original keys not in keyMap
-      if (!keyMap[key]) {
+      if (!keyMap[key] && keep) {
         mappedObj[key] = input[key];
       }
       // Handle array of maps
@@ -557,7 +582,7 @@ export function objectMapper(input, keyMap) {
           let value = input[key];
           if (map.transform) value = map.transform(value);
           if (typeof map === 'string') mappedObj[map] = value;
-          mappedObj[map.key || key] = value;
+          mappedObj[map.key || map] = value;
           // mappedObj[map.key || map] = value;
         }
       }