feat: 日常优化

mayfly_go_web/src/common/utils/format.ts

@@ -5,17 +5,71 @@
  */
 export function formatByteSize(size: any) {
     const value = Number(size);
-        if (size && !isNaN(value)) {
-            const units = ['B', 'KB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB', 'BB'];
-            let index = 0;
-            let k = value;
-            if (value >= 1024) {
-                while (k > 1024) {
-                    k = k / 1024;
-                    index++;
-                }
+    if (size && !isNaN(value)) {
+        const units = ['B', 'KB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB', 'BB'];
+        let index = 0;
+        let k = value;
+        if (value >= 1024) {
+            while (k > 1024) {
+                k = k / 1024;
+                index++;
             }
-            return `${k.toFixed(2)}${units[index]}`;
         }
-        return '-';
+        return `${k.toFixed(2)}${units[index]}`;
+    }
+    return '-';
+}
+
+/**
+ * 格式化json字符串
+ * @param txt  json字符串
+ * @param compress 是否压缩
+ * @returns 格式化后的字符串
+ */
+export function formatJsonString(txt: string, compress: boolean) {
+    var indentChar = '    ';
+    if (/^\s*$/.test(txt)) {
+        console.log('数据为空,无法格式化! ');
+        return txt;
+    }
+    try {
+        var data = JSON.parse(txt);
+    } catch (e: any) {
+        console.log('数据源语法错误,格式化失败! 错误信息: ' + e.description, 'err');
+        return txt;
+    }
+    var draw: any = [],
+        line = compress ? '' : '\n',
+        // eslint-disable-next-line no-unused-vars
+        nodeCount: number = 0,
+        // eslint-disable-next-line no-unused-vars
+        maxDepth: number = 0;
+
+    var notify = function (name: any, value: any, isLast: any, indent: any, formObj: any) {
+        nodeCount++; /*节点计数*/
+        for (var i = 0, tab = ''; i < indent; i++) tab += indentChar; /* 缩进HTML */
+        tab = compress ? '' : tab; /*压缩模式忽略缩进*/
+        maxDepth = ++indent; /*缩进递增并记录*/
+        if (value && value.constructor == Array) {
+            /*处理数组*/
+            draw.push(tab + (formObj ? '"' + name + '": ' : '') + '[' + line); /*缩进'[' 然后换行*/
+            for (var i = 0; i < value.length; i++) notify(i, value[i], i == value.length - 1, indent, false);
+            draw.push(tab + ']' + (isLast ? line : ',' + line)); /*缩进']'换行,若非尾元素则添加逗号*/
+        } else if (value && typeof value == 'object') {
+            /*处理对象*/
+            draw.push(tab + (formObj ? '"' + name + '": ' : '') + '{' + line); /*缩进'{' 然后换行*/
+            var len = 0,
+                i = 0;
+            for (var key in value) len++;
+            for (var key in value) notify(key, value[key], ++i == len, indent, true);
+            draw.push(tab + '}' + (isLast ? line : ',' + line)); /*缩进'}'换行,若非尾元素则添加逗号*/
+        } else {
+            if (typeof value == 'string') value = '"' + value + '"';
+            draw.push(tab + (formObj ? '"' + name + '": ' : '') + value + (isLast ? '' : ',') + line);
+        }
+    };
+    var isLast = true,
+        indent = 0;
+    notify('', data, isLast, indent, false);
+    return draw.join('');
 }