@emahuni/directus/plugins/rollup-plugin-resolve-from-api-node-modules.js

A wrapper around the Directus CLI to enhance its module resolution capabilities, allowing for more flexible and efficient management of dependencies in the Directus API/server.

import path from 'node:path';
import fs from 'node:fs';


/**
 * A custom plugin to resolve external dependencies from API node_modules
 * Acts only as a fallback if normal resolution fails
 */
export default function resolveFromApiNodeModules (apiRoot) {
    return {
        name: 'resolve-from-api-node-modules',
        async resolveId (source, importer) {
            // Skip relative and absolute imports
            if (source.startsWith('.') || path.isAbsolute(source)) {
                return null;
            }

            // First, let Rollup (and other plugins) try
            const resolved = await this.resolve(source, importer, { skipSelf: true });
            if (resolved) return null; // already resolved by Rollup

            // Try to resolve from API root node_modules
            const modulePath = path.join(apiRoot, 'node_modules', source);
            const pkgJsonPath = path.join(modulePath, 'package.json');

            if (fs.existsSync(pkgJsonPath)) {
                const pkg = JSON.parse(fs.readFileSync(pkgJsonPath, 'utf8'));
                const mainFile = pkg.module || pkg.main || 'index.js';
                return path.join(modulePath, mainFile);
            }

            // No match, let Rollup keep handling
            return null;
        },
    };
}