ngx-uploadx

Angular 5+ Resumable Upload Module

Key Features

• Pause / Resume / Cancel Uploads
• Retries using exponential back-off strategy
• Chunking

Setups

• Add ngx-uploadx module as dependency :

  npm install ngx-uploadx

• Import UploadxModule in the root module:

//...
import { UploadxModule } from 'ngx-uploadx';

@NgModule({
  imports: [
    UploadxModule,
   // ...
});

Basic usage

// Component code
//...
import { Observable } from 'rxjs/Observable';
import { UploadxOptions, UploadState } from 'ngx-uploadx';

@Component({
  selector: 'app-home',
  templateUrl: `
  <input type="file" [uploadx]="options" (uploadxState)="onUpload($event)">
  `
})

export class AppHomeComponent {
  options: UploadxOptions = { url: `[URL]`};
  onUpload(state: Observable<UploadState>) {
    state
      .subscribe((item: UploadState) => {
         console.log(item);
         //...
      }
 }

Directive

<input type="file" [uploadx]="options" [uploadxAction]="control" (uploadxState)="onUpload($event)">

Selector

[uploadx]

inputs

• [uploadx]: UploadxOptions
• [uploadxAction]: UploadxControlEvent

Output

• (uploadxState): $event <Observable>UploadState

Service

UploadxService

Public Methods

• init(options: UploadxOptions): Observable<UploadState>

  Set global module options

  // example:
  
  ngOnInit() {
    this.uploadService.init(this.uploadxOptions)
      .subscribe((item: UploadState) => {
        console.log(item);
        //...
      }
  }

• handleFileList(fileList: FileList): void

  Add files to the upload queue

• control(event: UploadxControlEvent): void

  Send event

  // example:
  
  pause(uploadId: string) {
    this.uploadService.control({ action: 'pause', uploadId });
  }

Interfaces

UploadxOptions

Name	Defaults?	Description
[allowedTypes]	-	Set "accept" attribute
[autoUpload]	true	Auto upload with global options
[chunkSize]	0	If set to > 0 use chunked upload
[concurrency]	2	Limit the number of concurrent uploads
[headers]	-	Custom headers
[method]	"POST"	Upload API initial method
[token]	-	Auth Bearer token
[url]	"/upload/"	API URL
[withCredentials]	false	Use withCredentials xhr option

<Observable> UploadState

Name	Type	Description
file	File	FileAPI File
name	string	file name
progress	number	progress percentage
remaining	number	ETA
response	any	success/error response
size	number	file size
speed	number	upload speed bytes/sec
status	UploadStatus	'added', 'queue', 'uploading', 'complete', 'error', 'cancelled', 'paused'
uploadId	string	Unique upload id

UploadItem

Item custom options, override globals

Name	Type	Description
[method]	string	API initial method
[uploadId]	string	Unique upload id ( ReadOnly )
[url]	string	Item URL
[headers]	{ [key: string]: string } | Function	Add custom headers
[metadata]	any	Add custom data

UploadxControlEvent

Name	Type	Description
action	UploadAction	'uploadAll', 'upload', 'cancel', 'cancelAll', 'pauseAll, 'pause'
[uploadId]	string	Unique upload id ( ReadOnly )
[itemOptions]	UploadItem	Item custom options

Run demo

• Start server npm run server
• Run demo app npm start
• Navigate to http://localhost:4200/

Build

Run npm run build to build the lib.

packaged by ng-packagr

Contributing

Pull requests are welcome!

Links

• https://developers.google.com/drive/v3/web/resumable-upload
• https://developer.vimeo.com/api/upload/videos#resumable-upload
• https://developer.box.com/v2.0/reference#chunked-upload

License

The MIT License (see the LICENSE file for the full text)