判断文件类型

utils/matchingFeilType.js

@@ -0,0 +1,35 @@
+module.exports.fileList = function fileList(list) {
+    let suffixList = {
+            image: ['png', 'jpg', 'jpeg', 'bmp', 'gif', 'webp', 'svg', 'tiff'],
+            video: ['mp4', 'ogg', 'webm'],
+            word: ['doc', 'docx'],
+            excel: ['xls', 'xlsx'],
+            ppt: ['ppt', 'pptx'],
+            txt: ['txt'],
+            pdf: ['pdf'],
+            rar: ['7z', 'zip', 'rar', 'kz', 'ace', 'arj', 'bz2', 'cab', 'gz', 'iso', 'jar', 'lzh', 'tar', 'z'],
+            folder: ['"folder"']
+        },
+        typeList = [];
+    for (let key in suffixList) typeList.push(key);
+    
+    for (let i = 0; i < list.length; i++) {
+        const suffix = list[i].postfix;
+        if (suffix != "folder") {
+            for (var key in suffixList) {
+                if (suffixList[key].some(value => value == suffix)) {
+                    list[i].fileType = key;
+                    if (key == 'image') {
+                        list[i].cover = list[i].url;
+                    } else if (typeList.includes(key)) {
+                        list[i].cover = `/static/image/file/${key}.png`;
+                    }
+                }
+            }
+        } else {
+            list[i].fileType = suffix == "folder" ? 'folder' : 'unknown';
+            list[i].cover = suffix == "folder" ? '/static/image/file/folder.png' : '/static/image/file/unknown.png';
+        }
+    }
+    return list;
+}