feat: add tag/endpoint selection mechanism

main.ts

@@ -10,10 +10,11 @@ import { checkOpenApiGenerator, installOpenApiGenerator } from './src/utils/open
 import { createDirectoryStructure, cleanup } from './src/utils/filesystem';
 import { analyzeSwagger } from './src/swagger/analyzer';
 import { generateCode, organizeFiles, addDtoImports } from './src/generators/dto.generator';
-import { generateCleanArchitecture, extractTagsFromAnalysis } from './src/generators/clean-arch.generator';
+import { generateCleanArchitecture, extractTagsWithOperations } from './src/generators/clean-arch.generator';
 import { generateReport } from './src/generators/report.generator';
 import { findEnvironmentFile, parseApiKeys } from './src/utils/environment-finder';
-import { askApiKeysForTags } from './src/utils/prompt';
+import { askApiKeysForTags, askSelectionFilter } from './src/utils/prompt';
+import type { SelectionFilter } from './src/types';
 import type { CliOptions } from './src/types';
 import packageJson from './package.json';
 
@@ -37,6 +38,7 @@ program
   )
   .option('--skip-install', 'No instalar dependencias')
   .option('--dry-run', 'Simular sin generar archivos')
+  .option('-s, --select-endpoints', 'Seleccionar interactivamente qué tags y endpoints generar')
   .parse(process.argv);
 
 const options = program.opts<CliOptions>();
@@ -85,8 +87,19 @@ async function main(): Promise<void> {
 
   createDirectoryStructure(options.output);
 
+  // ── SELECTION: tags and endpoints ─────────────────────────────────────────
+  const tagSummaries = extractTagsWithOperations(analysis);
+  let selectionFilter: SelectionFilter = {};
+
+  if (options.selectEndpoints) {
+    selectionFilter = await askSelectionFilter(tagSummaries);
+  }
+
+  const selectedTags = options.selectEndpoints
+    ? Object.keys(selectionFilter)
+    : tagSummaries.map((t) => t.tag);
+
   // ── ENVIRONMENT API KEY SELECTION ──────────────────────────────────────────
-  const tags = extractTagsFromAnalysis(analysis);
   const envFile = findEnvironmentFile(process.cwd());
   let apiKeys: ReturnType<typeof parseApiKeys> = [];
 
@@ -103,13 +116,13 @@ async function main(): Promise<void> {
     logWarning('No se encontró environment.ts. Se solicitará la clave manualmente por repositorio.');
   }
 
-  const tagApiKeyMap = await askApiKeysForTags(tags, apiKeys);
+  const tagApiKeyMap = await askApiKeysForTags(selectedTags, apiKeys);
   // ──────────────────────────────────────────────────────────────────────────
 
   const tempDir = generateCode(options.input, options.templates);
   organizeFiles(tempDir, options.output);
   addDtoImports(options.output);
-  generateCleanArchitecture(analysis, options.output, options.templates, tagApiKeyMap);
+  generateCleanArchitecture(analysis, options.output, options.templates, tagApiKeyMap, selectionFilter);
   cleanup(tempDir);
 
   const report = generateReport(options.output, analysis);

src/generators/clean-arch.generator.ts

@@ -9,6 +9,8 @@ import type {
   OpenApiSchema,
   OpenApiOperation,
   TagOperation,
+  TagSummary,
+  SelectionFilter,
   GeneratedCount
 } from '../types';
 
@@ -34,12 +36,35 @@ export function extractTagsFromAnalysis(analysis: SwaggerAnalysis): string[] {
   return tags;
 }
 
+/**
+ * Extracts all tags with their operations summary for the interactive selection screen.
+ */
+export function extractTagsWithOperations(analysis: SwaggerAnalysis): TagSummary[] {
+  const map = new Map<string, TagSummary>();
+  Object.entries(analysis.paths).forEach(([pathKey, pathObj]) => {
+    Object.entries(pathObj as Record<string, unknown>).forEach(([method, opRaw]) => {
+      const op = opRaw as OpenApiOperation;
+      if (!op.tags?.length) return;
+      const tag = op.tags[0];
+      if (!map.has(tag)) map.set(tag, { tag, operations: [] });
+      map.get(tag)!.operations.push({
+        nickname: op.operationId || `${method}${pathKey.replace(/\//g, '_')}`,
+        method: method.toUpperCase(),
+        path: pathKey,
+        summary: op.summary || ''
+      });
+    });
+  });
+  return [...map.values()];
+}
+
 /** Genera todos los artefactos de Clean Architecture (modelos, mappers, repos, use cases, providers) usando Mustache. */
 export function generateCleanArchitecture(
   analysis: SwaggerAnalysis,
   outputDir: string,
   templatesDir: string,
-  tagApiKeyMap: Record<string, string> = {}
+  tagApiKeyMap: Record<string, string> = {},
+  selectionFilter: SelectionFilter = {}
 ): GeneratedCount {
   logStep('Generando artefactos de Clean Architecture usando Mustache...');
   const generatedCount: GeneratedCount = {
@@ -221,6 +246,17 @@ export function generateCleanArchitecture(
     });
   });
 
+  if (Object.keys(selectionFilter).length > 0) {
+    Object.keys(tagsMap).forEach((tag) => {
+      if (!selectionFilter[tag]) {
+        delete tagsMap[tag];
+      } else {
+        tagsMap[tag] = tagsMap[tag].filter((op) => selectionFilter[tag].includes(op.nickname));
+        if (tagsMap[tag].length === 0) delete tagsMap[tag];
+      }
+    });
+  }
+
   // Generar por cada Tag
   Object.keys(tagsMap).forEach((tag) => {
     const returnImports: { classname: string; classFilename: string; classVarName: string }[] = [];

src/types/cli.types.ts

@@ -8,4 +8,5 @@ export interface CliOptions {
   templates: string;
   skipInstall?: boolean;
   dryRun?: boolean;
+  selectEndpoints?: boolean;
 }

src/types/openapi.types.ts

@@ -1,3 +1,26 @@
+/**
+ * Resumen de un endpoint para mostrar en la pantalla de selección interactiva.
+ */
+export interface OperationSummary {
+  nickname: string;
+  method: string;
+  path: string;
+  summary: string;
+}
+
+/**
+ * Tag con sus endpoints resumidos, para la pantalla de selección interactiva.
+ */
+export interface TagSummary {
+  tag: string;
+  operations: OperationSummary[];
+}
+
+/**
+ * Mapa de filtro de selección: tag → array de nicknames de operaciones seleccionadas.
+ */
+export type SelectionFilter = Record<string, string[]>;
+
 /**
  * Representación simplificada de un schema de componente OpenAPI.
  * Se utiliza para generar modelos (entidades) y mappers.

src/utils/prompt.ts

@@ -1,6 +1,7 @@
 import prompts from 'prompts';
 import { ApiKeyInfo } from './environment-finder';
 import { colors } from './logger';
+import type { TagSummary, SelectionFilter } from '../types';
 
 function clearScreen(): void {
   process.stdout.write('\x1Bc');
@@ -26,6 +27,70 @@ function printSummary(tags: string[], result: Record<string, string>): void {
   console.log(`  ${'─'.repeat(54)}\n`);
 }
 
+/**
+ * Interactively asks the user which tags and endpoints to generate.
+ * Returns a SelectionFilter map of tag → selected operation nicknames.
+ */
+export async function askSelectionFilter(tagSummaries: TagSummary[]): Promise<SelectionFilter> {
+  if (tagSummaries.length === 0) return {};
+
+  clearScreen();
+  console.log(`\n  ${colors.bright}📋  Selección de tags y endpoints${colors.reset}`);
+  console.log(`  ${'─'.repeat(54)}\n`);
+
+  // Step 1: select tags
+  const tagResponse = await prompts({
+    type: 'multiselect',
+    name: 'tags',
+    message: 'Tags a generar',
+    choices: tagSummaries.map((t) => ({
+      title: `${colors.bright}${t.tag}${colors.reset}  ${colors.cyan}(${t.operations.length} endpoint${t.operations.length !== 1 ? 's' : ''})${colors.reset}`,
+      value: t.tag,
+      selected: true
+    })),
+    min: 1,
+    hint: 'Espacio para marcar/desmarcar, Enter para confirmar'
+  });
+
+  if (!tagResponse.tags?.length) process.exit(0);
+
+  const selectedTags: string[] = tagResponse.tags;
+  const filter: SelectionFilter = {};
+
+  // Step 2: for each selected tag, select endpoints
+  for (let i = 0; i < selectedTags.length; i++) {
+    const tag = selectedTags[i];
+    const summary = tagSummaries.find((t) => t.tag === tag)!;
+
+    clearScreen();
+    console.log(
+      `\n  ${colors.bright}📋  Endpoints a generar${colors.reset}   [${colors.cyan}${i + 1}${colors.reset} de ${colors.cyan}${selectedTags.length}${colors.reset}]`
+    );
+    console.log(`  ${'─'.repeat(54)}\n`);
+
+    const opResponse = await prompts({
+      type: 'multiselect',
+      name: 'ops',
+      message: `Tag  ${colors.bright}${tag}${colors.reset}`,
+      choices: summary.operations.map((op) => ({
+        title:
+          `${colors.bright}${op.method.padEnd(6)}${colors.reset} ${op.path}` +
+          (op.summary ? `  ${colors.cyan}${op.summary}${colors.reset}` : ''),
+        value: op.nickname,
+        selected: true
+      })),
+      min: 1,
+      hint: 'Espacio para marcar/desmarcar, Enter para confirmar'
+    });
+
+    if (!opResponse.ops?.length) process.exit(0);
+
+    filter[tag] = opResponse.ops;
+  }
+
+  return filter;
+}
+
 /**
  * Interactively asks the user which environment API key to use for each tag,
  * using arrow-key selection. The last option always allows typing manually.