import path from 'path';
import servor from 'servor';
import prompts from 'prompts';
import { Parcel } from '@parcel/core';
import { fileURLToPath } from 'url';
import { getProjects } from './utils.js';
import openBrowser from 'servor/utils/openBrowser.js';

const projects = getProjects();

async function develop(name) {
    const projectPath = projects[name];
    const uncompiledPath = path.resolve(`docs/uncompiled/${name}`);
    const entryFile = path.join(projectPath, 'src/index.js');

    let isOpenBrowser = false;

    const { url } = await servor({
        root: 'docs',
        fallback: 'index.html',
        reload: true,
        port: 8082,
    });

    process.chdir(projectPath);

    const bundler = new Parcel({
        entries: entryFile,
        defaultConfig: '@parcel/config-default',
        mode: 'development',
        targets: {
            main: {
                distDir: uncompiledPath,
                outputFormat: 'global',
                isLibrary: true,
                engines: {
                    browsers: ['last 1 Chrome version'],
                },
            },
        },
        env: {
            NODE_ENV: 'development',
        },
        additionalReporters: [
            {
                packageName: '@parcel/reporter-cli',
                resolveFrom: fileURLToPath(import.meta.url),
            },
        ],
    });

    bundler.watch((error, event) => {
        if (error) {
            console.error(`[${name}] ❌ Build error:`, error);
            return;
        }

        if (event.type === 'buildSuccess') {
            const bundles = event.bundleGraph.getBundles();
            console.log(`[${name}] ✅ Built ${bundles.length} bundles in ${event.buildTime}ms`);
            if (!isOpenBrowser) {
                isOpenBrowser = true;
                openBrowser(url);
            }
        }

        if (event.type === 'buildFailure') {
            console.error(`[${name}] ❌ Build failure:`, event.diagnostics);
        }
    });
}

(async () => {
    try {
        const response = await prompts({
            type: 'select',
            name: 'value',
            message: 'Which project do you want to develop?',
            choices: Object.keys(projects).map((name) => ({
                title: name,
                value: name,
            })),
            initial: 0,
        });

        if (response.value) {
            await develop(response.value);
        }
    } catch (error) {
        console.error(`❌ Prompt error: ${error.message}`);
    }
})();