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/* eslint-disable jsdoc/imports-as-dependencies -- False positive */

import path from 'node:path';

import process from 'node:process';

import svelte from 'rollup-plugin-svelte';

import webpackStatsPlugin from 'rollup-plugin-webpack-stats';

import {defineConfig} from 'tsdown';

import svelteConfig from './svelte.config.js';

const noise = new Set([

'index',

'dist',

'src',

'source',

'distribution',

'node_modules',

'main',

'esm',

'cjs',

'build',

'built',

]);

const js = [

'./source/options.tsx',

'./source/welcome.svelte',

'./source/graphql.svelte',

'./source/refined-github.ts',

'./source/content-script.js', // Entry-point only, not evaluated

'./source/background.ts',

].map(filepath => [path.parse(filepath).name, filepath]);

const css = [

'./source/options.tsx',

'./source/refined-github.ts',

].map(filepath => [path.parse(filepath).name, filepath]);

/** @type {import('tsdown').UserConfig} */

const shared = {

platform: 'browser',

format: 'es',

outDir: 'distribution/assets',

dts: false,

hash: false,

fixedExtension: false,

deps: {alwaysBundle: [/.*/], onlyBundle: false},

alias: {react: 'dom-chef'},

loader: {'.gql': 'text', '.svg': 'text'},

inputOptions: {

// Better conditions for Svelte

resolve: {conditionNames: ['production', 'browser', 'module', 'import', 'default']},

transform: {jsx: {runtime: 'classic'}},

},

outputOptions: {

entryFileNames(chunkInfo) {

if (chunkInfo.name.includes('node_modules')) {

return 'npm/' + chunkInfo.name.split('/').filter(part => !noise.has(part)).join('-') + '.js';

}

return chunkInfo.name.replace('build/__snapshots__/', '') + '.js';

},

},

target: false,

clean: false,

};

// Drop the files that the other builds are responsible for

const keep = predicate => ({

name: 'keep-only',

generateBundle: {

order: 'post', // After the CSS plugin

handler(_, bundle) {

for (const [fileName, file] of Object.entries(bundle)) {

if (!predicate(file)) {

delete bundle[fileName];

}

}

},

},

});

// eslint-disable-next-line unicorn/no-top-level-side-effects -- TODO: https://github.com/sindresorhus/eslint-plugin-unicorn/pull/3893

export default defineConfig([

{

...shared,

entry: Object.fromEntries(js),

unbundle: true,

root: 'source',

clean: true,

copy: [

{from: 'source/manifest.json', to: 'distribution'},

{from: 'source/*.{html,png,js}', to: 'distribution/assets'},

],

plugins: [

svelte(svelteConfig),

process.env.RELATIVE_CI_STATS ? webpackStatsPlugin() : undefined,

keep(file => !file.fileName.endsWith('.css')),

],

},

...css.map(([name, entry]) => ({

...shared,

entry,

css: {

splitting: false,

fileName: name + '.css',

},

plugins: [svelte(svelteConfig), keep(file => file.fileName.endsWith('.css'))],

})),

]);