Widget:Multi upload

<label for="files" class="attachment"><input type="file" id="files" name="files[]" class="d-none" multiple /></label><button id="upload-button">Upload</button><script>

var filedate = Date.now();

function handleFileSelect() { createPrevieuws(); }

function uploadFiles(evt){ var files = document.getElementById('files').files; var proms = [];

   for(i = 0; i < files.length; ++i){
        file = files[i];
        var fileName = files[i].name;

var prom = doApiCall(file, fileName);

       proms.push(prom)
   }
Promise.all(proms).then(function(values) {
     console.log(values);
          console.log('done');

   });

}

function doApiCall(fileToUpload,fileName){ return new Promise(function(resolve, reject){ formdata = new FormData(); formdata.append("action", "upload"); formdata.append("filename", filedate+fileName); //formdata.append("filename", fileName); formdata.append("token", mw.user.tokens.get( 'editToken' ) ); formdata.append("file", fileToUpload); formdata.append("ignorewarnings", "true"); formdata.append("format", "json");

//as we now have created the data to send, we send it... $.ajax( { //http://stackoverflow.com/questions/6974684/how-to-send-formdata-objects-with-ajax-requests-in-jquery url: mw.util.wikiScript( 'api' ), //url to api.php contentType:false, processData:false, type:'POST', data: formdata,//the formdata object we created above success:function(data){ //do what you like, console logs are just for demonstration :-) console.log("success!"); console.log(data);

                       resolve(data)
                //  setTimeout(function(){
                      editFilePage(fileName);
                //  },100)

}, error:function(xhr,status, error){ console.log(error)

                       reject(error)

} });

});

}

function createPrevieuws(){

  var filesSelected = document.getElementById("files").files;
   if (filesSelected.length > 0) {

   for(i = 0; i < filesSelected.length; ++i){

     var fileToLoad = filesSelected[i];
     var fname = fileToLoad.name;

console.log(fname.substr( fname.length -3 ))

     if(fname.substr( fname.length -3 ) === "pdf"){

        document.getElementById("imgTest").innerHTML = document.getElementById("imgTest").innerHTML+'<svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" data-prefix="fas" data-icon="file-pdf" class="svg-inline--fa fa-file-pdf fa-w-12" role="img" viewBox="0 0 384 512"><path fill="currentColor" d="M181.9 256.1c-5-16-4.9-46.9-2-46.9 8.4 0 7.6 36.9 2 46.9zm-1.7 47.2c-7.7 20.2-17.3 43.3-28.4 62.7 18.3-7 39-17.2 62.9-21.9-12.7-9.6-24.9-23.4-34.5-40.8zM86.1 428.1c0 .8 13.2-5.4 34.9-40.2-6.7 6.3-29.1 24.5-34.9 40.2zM248 160h136v328c0 13.3-10.7 24-24 24H24c-13.3 0-24-10.7-24-24V24C0 10.7 10.7 0 24 0h200v136c0 13.2 10.8 24 24 24zm-8 171.8c-20-12.2-33.3-29-42.7-53.8 4.5-18.5 11.6-46.6 6.2-64.2-4.7-29.4-42.4-26.5-47.8-6.8-5 18.3-.4 44.1 8.1 77-11.6 27.6-28.7 64.6-40.8 85.8-.1 0-.1.1-.2.1-27.1 13.9-73.6 44.5-54.5 68 5.6 6.9 16 10 21.5 10 17.9 0 35.7-18 61.1-61.8 25.8-8.5 54.1-19.1 79-23.2 21.7 11.8 47.1 19.5 64 19.5 29.2 0 31.2-32 19.7-43.4-13.9-13.6-54.3-9.7-73.6-7.2zM377 105L279 7c-4.5-4.5-10.6-7-17-7h-6v128h128v-6.1c0-6.3-2.5-12.4-7-16.9zm-74.1 255.3c4.1-2.7-2.5-11.9-42.8-9 37.1 15.8 42.8 9 42.8 9z"/></svg>';
     }else{

     var fileReader = new FileReader();

     fileReader.onload = function(fileLoadedEvent) {
       var srcData = fileLoadedEvent.target.result; // <--- data: base64

       var newImage = document.createElement('img');
       newImage.src = srcData;

       document.getElementById("imgTest").innerHTML = document.getElementById("imgTest").innerHTML+newImage.outerHTML;
     //  alert("Converted Base64 version is " + document.getElementById("imgTest").innerHTML);
    //   console.log("Converted Base64 version is " + document.getElementById("imgTest").innerHTML);
       }
     
     fileReader.readAsDataURL(fileToLoad);
     }
  }
}

}

function editFilePage(file){

var newWikitextEdit = ;

   var params = {
       action: 'edit',
       title: 'File:'+filedate+file,
       text: newWikitextEdit,
       format: 'json'
     },
    api = new mw.Api();

    api.postWithToken( 'csrf', params ).done( function ( data ) {
       console.log( data );
     } );

}

document.getElementById('files').addEventListener('change', handleFileSelect, false); //is a <input type="file" id="files" name="files[]" multiple /> document.getElementById('upload-button').addEventListener('click', uploadFiles, false);

</script>