pds-dash/theming.ts

32 lines
No EOL
1.2 KiB
TypeScript

import { Plugin } from 'vite';
import { Config } from './config';
// Replaces app.css with the contents of the file specified in the
// config file.
export const themePlugin = (): Plugin => {
const themeFolder = Config.THEME;
console.log(`Using theme folder: ${themeFolder}`);
return {
name: 'theme-generator',
enforce: 'pre', // Ensure this plugin runs first
transform(code, id) {
if (id.endsWith('app.css')) {
// Read the theme file and replace the contents of app.css with it
// Needs full path to the file
const themeCode = Deno.readTextFileSync(Deno.cwd() + '/themes/' + themeFolder + '/theme.css');
// Replace the contents of app.css with the theme code
// and add a comment at the top
const themeComment = `/* Generated from ${themeFolder} */\n`;
const themeCodeWithComment = themeComment + themeCode;
// Return the theme code as the new contents of app.css
return {
code: themeCodeWithComment,
map: null,
};
}
return null;
}
};
};