noprefix now auto-adds prefix if file exists.

api/media/formidable.mjs

@@ -6,13 +6,10 @@ import config from '../config.mjs'
 let lastDateString = ''
 let incrementor = 1
 
-export function uploadFile(ctx, siteName, noprefix = false) {
+function getPrefix() {
-  return new Promise((res, rej) => {
   const date = new Date()
-
   let prefix = ''
 
-    if (!noprefix) {
   // Generate 'YYYYMMDD_HHMMSS_' prefix
   prefix = date
     .toISOString()
@@ -27,8 +24,16 @@ export function uploadFile(ctx, siteName, noprefix = false) {
     incrementor++
   } else {
     lastDateString = prefix
+    incrementor = 1
   }
-    }
+
+  return prefix
+}
+
+export function uploadFile(ctx, siteName, noprefix = false) {
+  return new Promise((res, rej) => {
+
+    let prefix = ''
 
     var form = new formidable.IncomingForm()
     form.uploadDir = `./public/${siteName}`
@@ -46,6 +51,10 @@ export function uploadFile(ctx, siteName, noprefix = false) {
       })
       ctx.req.body = fields
 
+      if (!noprefix || fs.existsSync(`./public/${siteName}/${prefix}${file.name}`)) {
+        prefix = getPrefix()
+      }
+
       fs.rename(files.file.path, `./public/${siteName}/${prefix}${file.name}`, function(err) {
         if (err) return rej(err)
         file.path = `./public/${siteName}/${prefix}${file.name}`

package.json

@@ -1,6 +1,6 @@
 {
   "name": "storage-upload",
-  "version": "2.1.3",
+  "version": "2.1.4",
   "description": "",
   "main": "index.js",
   "scripts": {

test/media/api.test.mjs

@@ -183,6 +183,45 @@ t.describe('Media (API)', () => {
       assert.strictEqual(img.height, 700)
       assert.strictEqual(img.format, 'png')
     })
+    
+    t.test('should upload and create file with prefix if exists', async () => {
+      let token = encode(null, { iss: 'development' }, secret)
+
+      await fs.unlink(resolve(`../../public/development/test.png`)).catch(function() {})
+      
+      let datas = []
+      datas.push(await client.upload(
+        `/media/noprefix?token=${token}`,
+        resolve('test.png')
+      ))
+
+      datas.push(await client.upload(
+        `/media/noprefix?token=${token}`,
+        resolve('test.png')
+      ))
+
+      testFiles.push(datas[0].path)
+      testFiles.push(datas[1].path)
+
+      let prefix = new Date().toISOString().replace(/-/g,'').split('T')[0]
+
+      let first = datas[0]
+      let second = datas[1]
+
+      assert.notStrictEqual(first.filename, second.filename)
+      assert.notOk(first.filename.startsWith(currYear))
+      assert.notOk(first.filename.startsWith(prefix))
+      assert.ok(second.filename.startsWith(currYear))
+      assert.ok(second.filename.startsWith(prefix))
+
+      let stats = await Promise.all([
+        fs.stat(resolve('test.png')),
+        fs.stat(resolve('../../public/development/test.png')),
+        fs.stat(resolve('../../public/development/' + second.filename)),
+      ])
+      assert.strictEqual(stats[0].size, stats[1].size)
+      assert.strictEqual(stats[0].size, stats[2].size)
+    })
   })
 
   t.timeout(10000).describe('POST /media/resize', function temp() {