bubo-rss/src/renderer.ts
2024-06-18 22:19:54 -06:00

49 lines
1.2 KiB
TypeScript

/*
* Return our renderer.
* Using Nunjucks out of the box.
* https://mozilla.github.io/nunjucks/
*/
import nunjucks from "nunjucks";
const env: nunjucks.Environment = nunjucks.configure({ autoescape: true });
import { readFile } from "node:fs/promises";
import type { Feeds, JSONValue } from "./@types/bubo";
/**
* Global filters for my Nunjucks templates
*/
env.addFilter("formatDate", (dateString): string => {
const date: Date = new Date(Number.parseInt(dateString));
return !Number.isNaN(date.getTime()) ? date.toLocaleDateString() : dateString;
});
env.addFilter("formatTime", (dateString): string => {
const date: Date = new Date(Number.parseInt(dateString));
return !Number.isNaN(date.getTime()) ? date.toLocaleTimeString() : dateString;
});
env.addGlobal("now", new Date().toUTCString());
// load the template
const template: string = (
await readFile(new URL("../config/template.html", import.meta.url))
).toString();
// generate the static HTML output from our template renderer
const render = ({
data,
errors,
info,
}: {
data: Feeds;
errors: unknown[];
info?: JSONValue;
}) => {
return env.renderString(template, {
data,
errors,
info,
});
};
export { render };