downloadFileUsingFileTransfer.ts

download-file.ts

downloadFile(id: string, name: string) {
 this.platform.ready().then(() => {
      const fileTransfer = new Transfer();
      let url = constants.API_ENDPOINT + '/web/binary/saveas?model=ir.attachment&field=datas&filename_field=name&id=' + id;
      console.log(url);
      // let downloadBrowser = new InAppBrowser(url, '_system');
      fileTransfer.download(url, cordova.file.externaldataDirectory + name, true)
        .then((entry) => {
          console.log('download complete: ' + entry.toURL());
        }, (error) => {
          console.log(error);
        });
    });
}