@redocly/cli/lib/commands/preview-project/index.js

[@Redocly](https://redocly.com) CLI is your all-in-one OpenAPI utility. It builds, manages, improves, and quality-checks your OpenAPI descriptions, all of which comes in handy for various phases of the API Lifecycle. Create your own rulesets to make API g

import path from 'node:path';
import { existsSync, readFileSync } from 'node:fs';
import { spawn } from 'node:child_process';
import { logger } from '@redocly/openapi-core';
import { PRODUCT_NAMES, PRODUCT_PACKAGES } from './constants.js';
import { getPlatformSpawnArgs } from '../../utils/platform.js';
export const previewProject = async ({ argv }) => {
    const { plan, port } = argv;
    const projectDir = argv['project-dir'];
    const product = argv.product || tryGetProductFromPackageJson(projectDir);
    if (!isValidProduct(product)) {
        logger.info(`Invalid product ${product}.`);
        throw new Error(`Project preview launch failed.`);
    }
    const productName = PRODUCT_NAMES[product];
    const packageName = PRODUCT_PACKAGES[product];
    logger.info(`\nLaunching preview of ${productName} ${plan} using NPX.\n\n`);
    const { npxExecutableName, shell } = getPlatformSpawnArgs();
    const child = spawn(npxExecutableName, ['-y', packageName, 'preview', `--plan=${plan}`, `--port=${port || 4000}`], {
        stdio: 'inherit',
        cwd: projectDir,
        shell,
    });
    child.on('error', (error) => {
        logger.info(`Project preview launch failed: ${error.message}`);
        throw new Error(`Project preview launch failed.`);
    });
};
const isValidProduct = (product) => {
    if (!product) {
        return false;
    }
    return !!PRODUCT_NAMES[product];
};
const tryGetProductFromPackageJson = (projectDir) => {
    const packageJsonPath = path.join(process.cwd(), projectDir, 'package.json');
    if (existsSync(packageJsonPath)) {
        try {
            const packageJson = JSON.parse(readFileSync(packageJsonPath, 'utf-8'));
            const packageJsonDeps = packageJson.dependencies || {};
            for (const [product, packageName] of Object.entries(PRODUCT_PACKAGES)) {
                if (packageJsonDeps[packageName]) {
                    logger.info(`\n${packageName} detected in project's 'package.json'`);
                    return product;
                }
            }
        }
        catch (error) {
            logger.info(`Invalid 'package.json': ${packageJsonPath}. Using Realm.`);
        }
    }
    return 'realm';
};
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