修改

src/service/file.service.ts

@@ -12,30 +12,38 @@ export class FileService {
   root_path;
 
   async upload(files, fields, route) {
-    const path = `${this.root_path}${sep}${route}`;
-    if (!path) {
+    const dirs = [];
+    if (route && route !== '_') {
+      const subs = route.split('_');
+      dirs.push(...subs);
+    }
+    const rootPath = `${this.root_path}${sep}`;
+    if (!rootPath) {
       throw new ServiceError(
         '服务端没有设置存储路径',
         FrameworkErrorEnum.SERVICE_FAULT
       );
     }
-    if (!fs.existsSync(path)) {
+    if (!fs.existsSync(rootPath)) {
       // 如果不存在文件夹,就创建
-      this.mkdir(path);
+      this.mkdir(rootPath);
+    }
+    // TODO: 检查分级目录是否存在，不存在则创建
+    for (let i = 0; i < dirs.length; i++) {
+      const p = `${rootPath}${sep}${dirs.slice(0, i + 1).join(sep)}`;
+      if (!fs.existsSync(p)) {
+        this.mkdir(p);
+      }
     }
     // TODO: 指定文件名或者按时间生成文件名
     // const name = moment().format('YYYYMMDDHHmmss');
+    const path = `${rootPath}${sep}${dirs.join(sep)}${sep}`;
     const filePath = `${path}${sep}`;
     for (const val of files) {
       const filename = moment().format('YYYYMMDDHHmmss');
       await sharp(val.data)
         .toFormat('jpg', { mozjpeg: true })
         .toFile(`${filePath}${filename}.jpg`);
-      const dirs = [];
-      if (route && route !== '_') {
-        const subs = route.split('_');
-        dirs.push(...subs);
-      }
       const uri = `/files/${dirs.join('/')}/${filename}.jpg`;
       return {
         id: filename,