import { cpSync, mkdirSync, readdirSync, statSync } from 'node:fs';
import { dirname, join, relative } from 'node:path';
import { esmOptions, typesOptions } from '@utils/tsdown-config';
import { defineConfig, type UserConfig } from 'tsdown';
/**
* Plugin to recursively copy all .json and .md files from src to dist/esm
* preserving the directory structure.
*/
const copyAssetsPlugin = () => ({
name: 'copy-assets',
writeBundle() {
const srcDir = 'src';
const outDir = 'dist/esm';
// Helper to walk directories recursively
function copyFilesRecursively(currentDir: string) {
const entries = readdirSync(currentDir);
for (const entry of entries) {
const srcPath = join(currentDir, entry);
const stats = statSync(srcPath);
if (stats.isDirectory()) {
copyFilesRecursively(srcPath);
} else if (stats.isFile() && /\.(json|md)$/.test(entry)) {
// Calculate destination path
const relPath = relative(srcDir, srcPath);
const destPath = join(outDir, relPath);
// Ensure directory exists
mkdirSync(dirname(destPath), { recursive: true });
// Copy file
cpSync(srcPath, destPath);
}
}
}
try {
copyFilesRecursively(srcDir);
console.log('Assets (.json, .md) copied to dist/esm');
} catch (e) {
console.error('Failed to copy assets:', e);
}
},
});
export default defineConfig([
{
...esmOptions,
// Overwrite plugins: Remove the default AssetPlugin and add our custom copy plugin
plugins: [copyAssetsPlugin()],
} as UserConfig,
{
...typesOptions,
} as UserConfig,
]);
