Files
Website/resources/js/helpers/media.ts
2023-08-31 23:21:20 +10:00

94 lines
2.4 KiB
TypeScript

import { Media } from "./api.types";
export const mediaGetVariantUrl = (
media: Media,
variant = "scaled",
): string => {
if (!media) {
return "";
}
// If the variant is 'original', return the media url
if (variant === "original") {
return media.url;
}
// If the variant key exists in media.variants, return the corresponding variant URL
if (media.variants && media.variants[variant]) {
return media.url.replace(media.name, media.variants[variant]);
}
// If the variant key does not exist, return the 'scaled' variant
return media.variants && media.variants["scaled"]
? media.url.replace(media.name, media.variants["scaled"])
: media.url;
};
export const mimeMatches = (
mimeExpected: string,
mimeToCheck: string,
): boolean => {
const escapedExpectation = mimeExpected.replace(
/[.*+?^${}()|[\]\\]/g,
"\\$&",
);
const pattern = escapedExpectation.replace(/\\\*/g, ".*");
const regex = new RegExp(`^${pattern}$`);
return regex.test(mimeToCheck);
};
export const mediaGetThumbnail = (
media: Media | File,
useVariant: string | null = "",
callback = null,
): string => {
let url: string = "";
if (media) {
if (media instanceof File) {
if (callback != null) {
if (mimeMatches("image/*", media.type) == true) {
const reader = new FileReader();
reader.onload = function (e) {
callback(e.target.result.toString());
};
reader.readAsDataURL(media);
return "";
}
}
} else {
if (
useVariant &&
useVariant != "" &&
useVariant != null &&
media.variants &&
media.variants[useVariant]
) {
url = media.url.replace(media.name, media.variants[useVariant]);
}
if (media.thumbnail && media.thumbnail.length > 0) {
url = media.thumbnail;
}
if (media.variants && media.variants["thumb"]) {
url = media.url.replace(media.name, media.variants["thumb"]);
}
}
if (url === "") {
url = "/assets/fileicons/unknown.webp";
}
}
if (callback != null) {
callback(url);
return "";
}
return url;
};