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[ADF-1999] i18n support for file size pipe (#2803)

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* i18n support for fileSize pipe

* remove unused declaration

* update unit test
This commit is contained in:
Denys Vuika
2018-01-05 21:26:09 +00:00
committed by Eugenio Romano
parent f9fb7dc7dd
commit e98d904363
6 changed files with 55 additions and 7 deletions
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18
lib/core/pipes/file-size.pipe.spec.ts
View File

@@ -22,7 +22,23 @@ describe('FileSizePipe', () => {
let pipe: FileSizePipe;
beforeEach(() => {
pipe = new FileSizePipe();
const translation: any = {
instant(key) {
const enUs = {
'CORE.FILE_SIZE.BYTES': 'Bytes',
'CORE.FILE_SIZE.KB': 'KB',
'CORE.FILE_SIZE.MB': 'MB',
'CORE.FILE_SIZE.GB': 'GB',
'CORE.FILE_SIZE.TB': 'TB',
'CORE.FILE_SIZE.PB': 'PB',
'CORE.FILE_SIZE.EB': 'EB',
'CORE.FILE_SIZE.ZB': 'ZB',
'CORE.FILE_SIZE.YB': 'YB'
};
return enUs[key];
}
};
pipe = new FileSizePipe(translation);
});
it('returns empty string with invalid input', () => {

13
lib/core/pipes/file-size.pipe.ts
View File

@@ -16,12 +16,17 @@
*/
import { Pipe, PipeTransform } from '@angular/core';
import { TranslationService } from '../services/translation.service';
@Pipe({
name: 'adfFileSize'
name: 'adfFileSize',
pure: false
})
export class FileSizePipe implements PipeTransform {
constructor(private translation: TranslationService) {
}
transform(bytes: number, decimals: number = 2): string {
if (bytes == null || bytes === undefined) {
return '';
@@ -33,10 +38,12 @@ export class FileSizePipe implements PipeTransform {
const k = 1024,
dm = decimals || 2,
sizes = ['Bytes', 'KB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB'],
sizes = ['BYTES', 'KB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB'],
i = Math.floor(Math.log(bytes) / Math.log(k));
return parseFloat((bytes / Math.pow(k, i)).toFixed(dm)) + ' ' + sizes[i];
const i18nSize = this.translation.instant(`CORE.FILE_SIZE.${sizes[i]}`);
return parseFloat((bytes / Math.pow(k, i)).toFixed(dm)) + ' ' + i18nSize;
}
}