*

desktop/sources/scripts/lib/source.js

@@ -24,20 +24,38 @@ function Source () {
     input.type = 'file'
     input.onchange = (e) => {
       const file = e.target.files[0]
-      if (file.name.indexOf(ext) < 0) { console.warn('Source', 'File is not ' + ext); return }
-      this.cache = file
-      this.load(this.cache, callback)
+      if (file.name.indexOf('.' + ext) < 0) { console.warn('Source', `Skipped ${file.name}`); return }
+      this.read(file, callback)
     }
     input.click()
   }
 
+  this.load = (ext, callback) => {
+    console.log('Source', 'Load files..')
+    const input = document.createElement('input')
+    input.type = 'file'
+    input.setAttribute('multiple', 'multiple')
+    input.onchange = (e) => {
+      for (const file of e.target.files) {
+        if (file.name.indexOf('.' + ext) < 0) { console.warn('Source', `Skipped ${file.name}`); return }
+        this.read(file, this.store)
+      }
+    }
+    input.click()
+  }
+
+  this.store = (file, content) => {
+    console.info('Source', 'Stored ' + file.name)
+    this.cache[file.name] = content
+  }
+
   this.save = (name, content, type = 'text/plain', callback) => {
     this.saveAs(name, content, type, callback)
   }
 
-  this.saveAs = (name,ext, content, type = 'text/plain', callback) => {
+  this.saveAs = (name, ext, content, type = 'text/plain', callback) => {
     console.log('Source', 'Save new file..')
-    this.download(name, ext,content, type, callback)
+    this.write(name, ext, content, type, callback)
   }
 
   this.revert = () => {
@@ -46,16 +64,16 @@ function Source () {
 
   // I/O
 
-  this.load = (file, callback) => {
+  this.read = (file, callback) => {
     const reader = new FileReader()
     reader.onload = (event) => {
       const res = event.target.result
-      callback(res)
+      if (callback) { callback(file, res) }
     }
     reader.readAsText(file, 'UTF-8')
   }
 
-  this.download = (name, ext,content, type, settings = 'charset=utf-8') => {
+  this.write = (name, ext, content, type, settings = 'charset=utf-8') => {
     const link = document.createElement('a')
     link.setAttribute('download', `${name}-${timestamp()}.${ext}`)
     if (type === 'image/png' || type === 'image/jpeg') {
@@ -66,8 +84,21 @@ function Source () {
     link.dispatchEvent(new MouseEvent('click', { bubbles: true, cancelable: true, view: window }))
   }
 
-
   function timestamp (d = new Date(), e = new Date(d)) {
+    return `${arvelie()}-${neralie()}`
+  }
+
+  function arvelie (date = new Date()) {
+    const start = new Date(date.getFullYear(), 0, 0)
+    const diff = (date - start) + ((start.getTimezoneOffset() - date.getTimezoneOffset()) * 60 * 1000)
+    const doty = Math.floor(diff / 86400000) - 1
+    const y = date.getFullYear().toString().substr(2, 2)
+    const m = doty === 364 || doty === 365 ? '+' : String.fromCharCode(97 + Math.floor(doty / 14)).toUpperCase()
+    const d = `${(doty === 365 ? 1 : doty === 366 ? 2 : (doty % 14)) + 1}`.padStart(2, '0')
+    return `${y}${m}${d}`
+  }
+
+  function neralie (d = new Date(), e = new Date(d)) {
     const ms = e - d.setHours(0, 0, 0, 0)
     return (ms / 8640 / 10000).toFixed(6).substr(2, 6)
   }