558 lines
19 KiB
JavaScript
Executable File
558 lines
19 KiB
JavaScript
Executable File
#!/usr/bin/env node
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const { execSync } = require('child_process');
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const fs = require('fs-extra');
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const path = require('path');
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const yaml = require('js-yaml');
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const mustache = require('mustache');
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const { program } = require('commander');
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// Desactivar escape HTML para que los literales < y > generen tipos genéricos válidos de TS.
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mustache.escape = function(text) { return text; };
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// Colores para console (sin dependencias externas)
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const colors = {
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reset: '\x1b[0m',
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bright: '\x1b[1m',
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green: '\x1b[32m',
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blue: '\x1b[34m',
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yellow: '\x1b[33m',
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red: '\x1b[31m',
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cyan: '\x1b[36m'
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};
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function log(message, color = 'reset') {
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console.log(`${colors[color]}${message}${colors.reset}`);
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}
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function logSuccess(message) {
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log(`✅ ${message}`, 'green');
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}
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function logInfo(message) {
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log(`ℹ️ ${message}`, 'blue');
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}
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function logWarning(message) {
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log(`⚠️ ${message}`, 'yellow');
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}
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function logError(message) {
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log(`❌ ${message}`, 'red');
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}
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function logStep(message) {
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log(`\n🚀 ${message}`, 'cyan');
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}
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// Configuración del CLI
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program
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.name('generate-clean-arch')
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.description('Generador de código Angular con Clean Architecture desde OpenAPI/Swagger')
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.version('1.0.0')
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.option('-i, --input <file>', 'Archivo OpenAPI/Swagger (yaml o json)', 'swagger.yaml')
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.option('-o, --output <dir>', 'Directorio de salida', './src/app')
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.option('-t, --templates <dir>', 'Directorio de templates personalizados', './templates')
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.option('--skip-install', 'No instalar dependencias')
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.option('--dry-run', 'Simular sin generar archivos')
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.parse(process.argv);
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const options = program.opts();
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// Validar que existe openapi-generator-cli
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function checkOpenApiGenerator() {
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try {
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execSync('openapi-generator-cli version', { stdio: 'ignore' });
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return true;
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} catch (error) {
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return false;
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}
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}
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// Instalar openapi-generator-cli
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function installOpenApiGenerator() {
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logStep('Instalando @openapitools/openapi-generator-cli...');
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try {
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execSync('npm install -g @openapitools/openapi-generator-cli', { stdio: 'inherit' });
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logSuccess('OpenAPI Generator CLI instalado correctamente');
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} catch (error) {
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logError('Error al instalar OpenAPI Generator CLI');
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process.exit(1);
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}
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}
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// Crear estructura de directorios
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function createDirectoryStructure(baseDir) {
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const dirs = [
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path.join(baseDir, 'data/dtos'),
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path.join(baseDir, 'data/repositories'),
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path.join(baseDir, 'data/mappers'),
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path.join(baseDir, 'domain/repositories'),
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path.join(baseDir, 'domain/use-cases'),
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path.join(baseDir, 'di/repositories'),
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path.join(baseDir, 'di/use-cases'),
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path.join(baseDir, 'entities/models')
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];
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dirs.forEach(dir => {
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fs.ensureDirSync(dir);
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});
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logSuccess('Estructura de directorios creada');
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}
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// Analizar el swagger para extraer tags y dominios
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function analyzeSwagger(swaggerFile) {
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logStep('Analizando archivo OpenAPI...');
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try {
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const fileContent = fs.readFileSync(swaggerFile, 'utf8');
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const swagger = yaml.load(fileContent);
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const tags = swagger.tags || [];
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const paths = swagger.paths || {};
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logInfo(`Encontrados ${tags.length} tags en el API`);
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logInfo(`Encontrados ${Object.keys(paths).length} endpoints`);
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tags.forEach(tag => {
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logInfo(` - ${tag.name}: ${tag.description || 'Sin descripción'}`);
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});
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return { tags, paths, swagger };
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} catch (error) {
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logError(`Error al leer el archivo Swagger: ${error.message}`);
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process.exit(1);
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}
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}
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// Generar código con OpenAPI Generator
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function generateCode(swaggerFile, templatesDir) {
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logStep('Generando código desde OpenAPI...');
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const tempDir = path.join(process.cwd(), '.temp-generated');
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// Limpiar directorio temporal
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if (fs.existsSync(tempDir)) {
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fs.removeSync(tempDir);
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}
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try {
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const command = `openapi-generator-cli generate \
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-i "${swaggerFile}" \
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-g typescript-angular \
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--global-property models \
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-t "${templatesDir}" \
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-o "${tempDir}" \
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--additional-properties=ngVersion=17.0.0,modelFileSuffix=.dto`;
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execSync(command, { stdio: 'inherit' });
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logSuccess('Código generado correctamente');
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return tempDir;
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} catch (error) {
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logError('Error al generar código');
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if (fs.existsSync(tempDir)) {
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fs.removeSync(tempDir);
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}
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process.exit(1);
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}
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}
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// Organizar archivos según Clean Architecture (DTOs)
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function organizeFiles(tempDir, outputDir) {
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logStep('Organizando archivos DTO generados...');
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const sourceDir = path.join(tempDir, 'model');
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const destDir = path.join(outputDir, 'data/dtos');
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let filesMoved = 0;
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if (fs.existsSync(sourceDir)) {
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fs.ensureDirSync(destDir);
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const files = fs.readdirSync(sourceDir).filter(file => file.endsWith('.dto.ts'));
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files.forEach(file => {
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const sourcePath = path.join(sourceDir, file);
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const destPath = path.join(destDir, file);
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fs.copySync(sourcePath, destPath);
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filesMoved++;
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logInfo(` ${file} → ${path.relative(process.cwd(), destPath)}`);
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});
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}
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logSuccess(`${filesMoved} DTOs movidos correctamente`);
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}
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// Utilidad para mapear tipos OpenAPI elementales a TypeScript
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function mapSwaggerTypeToTs(type) {
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const typeMap = {
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'integer': 'number',
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'string': 'string',
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'boolean': 'boolean',
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'number': 'number',
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'array': 'Array<any>',
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'object': 'any'
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};
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return typeMap[type] || 'any';
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}
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// Generar Clean Architecture con Mustache
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function generateCleanArchitecture(analysis, outputDir, templatesDir) {
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logStep('Generando artefactos de Clean Architecture usando Mustache...');
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let generatedCount = { models: 0, repositories: 0, mappers: 0, useCases: 0, providers: 0 };
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const schemas = analysis.swagger.components?.schemas || {};
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// 1. Generar Modelos, Entidades y Mappers a partir de Schemas
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Object.keys(schemas).forEach(schemaName => {
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// Sanitizar nombres base para que coincidan con cómo OpenAPI los emite (sin Dto duplicado)
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const baseName = schemaName.replace(/Dto$/, '');
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// variables para model
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const rawProperties = schemas[schemaName].properties || {};
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const requiredProps = schemas[schemaName].required || [];
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const varsMap = Object.keys(rawProperties).map(k => {
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let tsType = mapSwaggerTypeToTs(rawProperties[k].type);
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if (rawProperties[k].$ref) {
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// Simple extración del tipo de la ref
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tsType = rawProperties[k].$ref.split('/').pop();
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} else if (rawProperties[k].type === 'array' && rawProperties[k].items?.$ref) {
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tsType = `Array<${rawProperties[k].items.$ref.split('/').pop()}>`;
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}
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return {
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name: k,
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dataType: tsType,
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description: rawProperties[k].description || '',
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required: requiredProps.includes(k)
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};
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});
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const modelViewData = {
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models: [{
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model: {
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classname: baseName,
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classFilename: baseName.toLowerCase(),
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classVarName: baseName.charAt(0).toLowerCase() + baseName.slice(1),
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description: schemas[schemaName].description || '',
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vars: varsMap
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}
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}],
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// Para plantillas que esperan allModels o importaciones (mapper)
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allModels: [{ model: { vars: varsMap } }]
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};
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// Y para mapper.mustache, que además pide apiInfo
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const mapperViewData = {
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...modelViewData,
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apiInfo: {
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apis: [{
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operations: {
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classname: baseName,
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classFilename: baseName.toLowerCase(),
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classVarName: baseName.charAt(0).toLowerCase() + baseName.slice(1),
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}
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}]
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}
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};
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// Model (Entities)
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const modelTemplatePath = path.join(templatesDir, 'model-entity.mustache');
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if (fs.existsSync(modelTemplatePath)) {
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const template = fs.readFileSync(modelTemplatePath, 'utf8');
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const output = mustache.render(template, modelViewData);
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const destPath = path.join(outputDir, 'entities/models', `${baseName.toLowerCase()}.model.ts`);
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fs.writeFileSync(destPath, output);
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generatedCount.models++;
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logInfo(` ${baseName.toLowerCase()}.model.ts → ${path.relative(process.cwd(), destPath)}`);
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}
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// Mapper
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const mapperTemplatePath = path.join(templatesDir, 'mapper.mustache');
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if (fs.existsSync(mapperTemplatePath)) {
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const template = fs.readFileSync(mapperTemplatePath, 'utf8');
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const output = mustache.render(template, mapperViewData);
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const destPath = path.join(outputDir, 'data/mappers', `${baseName.toLowerCase()}.mapper.ts`);
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fs.writeFileSync(destPath, output);
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generatedCount.mappers++;
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}
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});
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// 2. Generar Casos de Uso y Repositorios a partir de Paths/Tags
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const tagsMap = {};
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// Agrupar operaciones por Tag
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Object.keys(analysis.paths).forEach(pathKey => {
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const pathObj = analysis.paths[pathKey];
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Object.keys(pathObj).forEach(method => {
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const op = pathObj[method];
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if (op.tags && op.tags.length > 0) {
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const tag = op.tags[0]; // Usamos el primer tag
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if (!tagsMap[tag]) tagsMap[tag] = [];
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// Parsear parámetros
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const allParams = (op.parameters || []).map(p => ({
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paramName: p.name,
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dataType: mapSwaggerTypeToTs(p.schema?.type),
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description: p.description || '',
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required: p.required
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}));
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// Añadir body como parámetro si existe
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if (op.requestBody) {
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let bodyType = 'any';
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const content = op.requestBody.content?.['application/json']?.schema;
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if (content) {
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if (content.$ref) bodyType = content.$ref.split('/').pop();
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else if (content.type) bodyType = mapSwaggerTypeToTs(content.type);
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}
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allParams.push({
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paramName: 'body',
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dataType: bodyType,
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description: op.requestBody.description || '',
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required: true
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});
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}
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// Parsear respuestas
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let returnType = 'void';
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let returnBaseType = 'void';
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let isListContainer = false;
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const responseSchema = op.responses?.['200']?.content?.['application/json']?.schema;
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if (responseSchema) {
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if (responseSchema.$ref) {
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returnType = responseSchema.$ref.split('/').pop();
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returnBaseType = returnType;
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} else if (responseSchema.type === 'array' && responseSchema.items?.$ref) {
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returnBaseType = responseSchema.items.$ref.split('/').pop();
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returnType = `Array<${returnBaseType}>`;
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isListContainer = true;
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}
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}
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tagsMap[tag].push({
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nickname: op.operationId || `${method}${pathKey.replace(/\//g, '_')}`,
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summary: op.summary || '',
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notes: op.description || '',
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httpMethod: method.toLowerCase(),
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path: pathKey,
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allParams: allParams.map((p, i) => ({ ...p, '-last': i === allParams.length - 1 })),
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hasQueryParams: (op.parameters || []).some(p => p.in === 'query'),
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queryParams: (op.parameters || []).filter(p => p.in === 'query').map((p, i, arr) => ({ paramName: p.name, '-last': i === arr.length - 1 })),
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hasBodyParam: !!op.requestBody,
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bodyParam: 'body',
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returnType: returnType !== 'void' ? returnType : false,
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returnBaseType: returnBaseType !== 'void' ? returnBaseType : false,
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isListContainer: isListContainer,
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vendorExtensions: {}
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});
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}
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});
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});
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// Generar por cada Tag
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Object.keys(tagsMap).forEach(tag => {
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// Buscar si ese tag cruza con alguna entidad para importarla
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const imports = [];
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Object.keys(schemas).forEach(s => {
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// Import heurístico burdo
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if (tagsMap[tag].some(op => op.returnType === s || op.returnType === `Array<${s}>`)) {
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imports.push({ classname: s, classFilename: s.toLowerCase(), classVarName: s.charAt(0).toLowerCase() + s.slice(1) });
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}
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});
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const apiViewData = {
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apiInfo: {
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apis: [{
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operations: {
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classname: tag,
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classFilename: tag.toLowerCase(),
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constantName: tag.toUpperCase().replace(/[^A-Z0-9]/g, '_'),
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operation: tagsMap[tag],
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imports: imports
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}
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}]
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}
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};
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// Use Case Contract
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const ucContractPath = path.join(templatesDir, 'api.use-cases.contract.mustache');
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if (fs.existsSync(ucContractPath)) {
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const template = fs.readFileSync(ucContractPath, 'utf8');
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const output = mustache.render(template, apiViewData);
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const destPath = path.join(outputDir, 'domain/use-cases', `${tag.toLowerCase()}.use-cases.contract.ts`);
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fs.writeFileSync(destPath, output);
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generatedCount.useCases++;
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}
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// Use Case Impl
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const ucImplPath = path.join(templatesDir, 'api.use-cases.impl.mustache');
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if (fs.existsSync(ucImplPath)) {
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const template = fs.readFileSync(ucImplPath, 'utf8');
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const output = mustache.render(template, apiViewData);
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const destPath = path.join(outputDir, 'domain/use-cases', `${tag.toLowerCase()}.use-cases.impl.ts`);
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fs.writeFileSync(destPath, output);
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generatedCount.useCases++;
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}
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// Repository Contract
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const repoContractPath = path.join(templatesDir, 'api.repository.contract.mustache');
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if (fs.existsSync(repoContractPath)) {
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const template = fs.readFileSync(repoContractPath, 'utf8');
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const output = mustache.render(template, apiViewData);
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const destPath = path.join(outputDir, 'domain/repositories', `${tag.toLowerCase()}.repository.contract.ts`);
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fs.writeFileSync(destPath, output);
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generatedCount.repositories++;
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}
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// Repository Impl
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const repoImplPath = path.join(templatesDir, 'api.repository.impl.mustache');
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if (fs.existsSync(repoImplPath)) {
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const template = fs.readFileSync(repoImplPath, 'utf8');
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const output = mustache.render(template, apiViewData);
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const destPath = path.join(outputDir, 'data/repositories', `${tag.toLowerCase()}.repository.impl.ts`);
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fs.writeFileSync(destPath, output);
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generatedCount.repositories++;
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}
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// Use Case Provider
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const ucProviderPath = path.join(templatesDir, 'use-cases.provider.mustache');
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if (fs.existsSync(ucProviderPath)) {
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const template = fs.readFileSync(ucProviderPath, 'utf8');
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const output = mustache.render(template, apiViewData);
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const destPath = path.join(outputDir, 'di/use-cases', `${tag.toLowerCase()}.use-cases.provider.ts`);
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fs.writeFileSync(destPath, output);
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generatedCount.providers++;
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}
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// Repository Provider
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const repoProviderPath = path.join(templatesDir, 'repository.provider.mustache');
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if (fs.existsSync(repoProviderPath)) {
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const template = fs.readFileSync(repoProviderPath, 'utf8');
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const output = mustache.render(template, apiViewData);
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const destPath = path.join(outputDir, 'di/repositories', `${tag.toLowerCase()}.repository.provider.ts`);
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fs.writeFileSync(destPath, output);
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generatedCount.providers++;
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}
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});
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logSuccess(`${generatedCount.models} Models, ${generatedCount.repositories} Repos, ${generatedCount.useCases} Use Cases, ${generatedCount.mappers} Mappers, ${generatedCount.providers} Providers generados con Mustache`);
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return generatedCount;
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}
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// Limpiar directorio temporal
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function cleanup(tempDir) {
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if (fs.existsSync(tempDir)) {
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fs.removeSync(tempDir);
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logInfo('Archivos temporales eliminados');
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}
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}
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// Generar reporte
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function generateReport(outputDir, analysis) {
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logStep('Generando reporte de generación...');
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const report = {
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timestamp: new Date().toISOString(),
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tags: analysis.tags.length,
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endpoints: Object.keys(analysis.paths).length,
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outputDirectory: outputDir,
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structure: {
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dtos: fs.readdirSync(path.join(outputDir, 'data/dtos')).length,
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repositories: fs.readdirSync(path.join(outputDir, 'data/repositories')).length,
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mappers: fs.readdirSync(path.join(outputDir, 'data/mappers')).length,
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useCases: fs.readdirSync(path.join(outputDir, 'domain/use-cases')).length,
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providers: fs.readdirSync(path.join(outputDir, 'di/repositories')).length + fs.readdirSync(path.join(outputDir, 'di/use-cases')).length
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}
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};
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const reportPath = path.join(process.cwd(), 'generation-report.json');
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fs.writeJsonSync(reportPath, report, { spaces: 2 });
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logSuccess(`Reporte guardado en: ${reportPath}`);
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return report;
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}
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// Función principal
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async function main() {
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console.log('\n' + '='.repeat(60));
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log(' OpenAPI Clean Architecture Generator', 'bright');
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log(' Angular + Clean Architecture Code Generator', 'cyan');
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console.log('='.repeat(60) + '\n');
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// Validar archivo de entrada
|
||
if (!fs.existsSync(options.input)) {
|
||
logError(`Archivo no encontrado: ${options.input}`);
|
||
process.exit(1);
|
||
}
|
||
|
||
logInfo(`Archivo de entrada: ${options.input}`);
|
||
logInfo(`Directorio de salida: ${options.output}`);
|
||
logInfo(`Templates: ${options.templates}`);
|
||
|
||
if (options.dryRun) {
|
||
logWarning('Modo DRY RUN - No se generarán archivos');
|
||
}
|
||
|
||
// Verificar/Instalar OpenAPI Generator
|
||
if (!checkOpenApiGenerator()) {
|
||
logWarning('OpenAPI Generator CLI no encontrado');
|
||
if (!options.skipInstall) {
|
||
installOpenApiGenerator();
|
||
} else {
|
||
logError('Instala openapi-generator-cli con: npm install -g @openapitools/openapi-generator-cli');
|
||
process.exit(1);
|
||
}
|
||
} else {
|
||
logSuccess('OpenAPI Generator CLI encontrado');
|
||
}
|
||
|
||
// Analizar Swagger
|
||
const analysis = analyzeSwagger(options.input);
|
||
|
||
if (options.dryRun) {
|
||
logInfo('Finalizando en modo DRY RUN');
|
||
return;
|
||
}
|
||
|
||
// Crear estructura de directorios
|
||
createDirectoryStructure(options.output);
|
||
|
||
// Generar código
|
||
const tempDir = generateCode(options.input, options.templates);
|
||
|
||
// Organizar archivos
|
||
organizeFiles(tempDir, options.output);
|
||
|
||
// Crear componentes Clean Architecture con nuestro script de Mustache
|
||
generateCleanArchitecture(analysis, options.output, options.templates);
|
||
|
||
// Limpiar
|
||
cleanup(tempDir);
|
||
|
||
// Generar reporte
|
||
const report = generateReport(options.output, analysis);
|
||
|
||
// Resumen final
|
||
console.log('\n' + '='.repeat(60));
|
||
log(' ✨ Generación completada con éxito', 'green');
|
||
console.log('='.repeat(60));
|
||
console.log(`\n📊 Resumen:`);
|
||
console.log(` - DTOs generados: ${report.structure.dtos}`);
|
||
console.log(` - Repositories: ${report.structure.repositories}`);
|
||
console.log(` - Mappers: ${report.structure.mappers}`);
|
||
console.log(` - Use Cases: ${report.structure.useCases}`);
|
||
console.log(` - Providers: ${report.structure.providers}`);
|
||
console.log(`\n📁 Archivos generados en: ${colors.cyan}${options.output}${colors.reset}\n`);
|
||
}
|
||
|
||
// Ejecutar
|
||
main().catch(error => {
|
||
logError(`Error fatal: ${error.message}`);
|
||
console.error(error);
|
||
process.exit(1);
|
||
});
|