mobilizon/js/src/utils/image.ts
Thomas Citharel c9457fe0d3
Track usage of media files and add a job to clean them
Signed-off-by: Thomas Citharel <tcit@tcit.fr>
2020-11-26 17:53:33 +01:00

39 lines
880 B
TypeScript

import { IMedia } from "@/types/media.model";
export async function buildFileFromIMedia(obj: IMedia | null | undefined): Promise<File | null> {
if (!obj) return Promise.resolve(null);
const response = await fetch(obj.url);
const blob = await response.blob();
return new File([blob], obj.name);
}
export function buildFileVariable(file: File | null, name: string, alt?: string): Record<string, unknown> {
if (!file) return {};
return {
[name]: {
media: {
name: file.name,
alt: alt || file.name,
file,
},
},
};
}
export function readFileAsync(file: File): Promise<string | ArrayBuffer | null> {
return new Promise((resolve, reject) => {
const reader = new FileReader();
reader.onload = () => {
resolve(reader.result);
};
reader.onerror = reject;
reader.readAsBinaryString(file);
});
}