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import {Component, Input, Output, EventEmitter, SimpleChanges} from "@angular/core";
@Component({
selector: 'file-opener',
templateUrl: './file-opener.component.html',
styleUrls: ['./file-opener.component.less']
})
export class FileOpenerComponent {
@Input() public testsId: string;
@Input() public extensions: string;
@Output() public onFileUpload: EventEmitter<any>;
public extensionsWithDot: string;
constructor() {
this.onFileUpload = new EventEmitter<any>();
}
public ngOnChanges(changes:SimpleChanges) {
if (changes.extensions) {
this.extensionsWithDot = this.getExtensionsWithDot(changes.extensions.currentValue);
}
}
public onFileSelect(event) {
const importFile:any = event.target.files[0];
const reader = new FileReader();
reader.readAsBinaryString(importFile);
reader.onload = () => {
this.onFileUpload.emit({
filename: importFile.name,
filetype: importFile.type,
filesize: importFile.size,
base64: btoa(reader.result)
});
};
}
public getExtensionsWithDot(extensions:string):string {
extensions = extensions || this.extensions || '';
return extensions.split(',')
.map(ext => '.' + ext.toString())
.join(',');
}
}
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