nakarte

index.js (1337B)

---

 import {arrayBufferToString} from '~/lib/binary-strings';
 
 const selectFiles = (() => {
     let fileInput;
     return function selectFiles(multiple = false) {
         if (fileInput) {
             document.body.removeChild(fileInput);
         }
         fileInput = document.createElement('input');
         document.body.appendChild(fileInput);
         fileInput.type = 'file';
         fileInput.multiple = Boolean(multiple);
         fileInput.style.display = 'none';
 
         const result = new Promise(function(resolve) {
                 fileInput.addEventListener('change', function() {
                         resolve(fileInput.files);
                     }
                 );
             }
         );
         fileInput.click();
         return result;
     };
 })();
 
 function readFile(file) {
     return new Promise(function(resolve) {
             var reader = new FileReader();
             reader.onload = function(e) {
                 resolve({
                         data: arrayBufferToString(e.target.result),
                         filename: file.name
                     }
                 );
             };
             reader.readAsArrayBuffer(file);
         }
     );
 }
 
 function readFiles(files) {
     files = Array.prototype.slice.apply(files);
     return Promise.all(files.map(readFile));
 }
 
 export {selectFiles, readFiles};