/*!
 * @nuxt/cli v2.13.3 (c) 2016-2020

 * - All the amazing contributors
 * Released under the MIT License.
 * Website: https://nuxtjs.org
*/
'use strict';

const index = require('./cli-index.js');
require('path');
require('@nuxt/config');
require('exit');
const utils = require('@nuxt/utils');
require('chalk');
require('std-env');
require('wrap-ansi');
require('boxen');
require('consola');
require('minimist');
require('hable');
require('fs');
require('execa');

const generate = {
  name: 'generate',
  description: 'Generate a static web application (server-rendered)',
  usage: 'generate <dir>',
  options: {
    ...index.common,
    ...index.locking,
    build: {
      type: 'boolean',
      default: true,
      description: 'Only generate pages for dynamic routes, used for incremental builds. Generate has to be run once without this option before using it'
    },
    devtools: {
      type: 'boolean',
      default: false,
      description: 'Enable Vue devtools',
      prepare (cmd, options, argv) {
        options.vue = options.vue || {};
        options.vue.config = options.vue.config || {};
        if (argv.devtools) {
          options.vue.config.devtools = true;
        }
      }
    },
    quiet: {
      alias: 'q',
      type: 'boolean',
      description: 'Disable output except for errors',
      prepare (cmd, options, argv) {
        // Silence output when using --quiet
        options.build = options.build || {};
        if (argv.quiet) {
          options.build.quiet = true;
        }
      }
    },
    modern: {
      ...index.common.modern,
      description: 'Generate app in modern build (modern mode can be only client)',
      prepare (cmd, options, argv) {
        if (index.normalizeArg(argv.modern)) {
          options.modern = 'client';
        }
      }
    },
    'fail-on-error': {
      type: 'boolean',
      default: false,
      description: 'Exit with non-zero status code if there are errors when generating pages'
    }
  },
  async run (cmd) {
    const config = await cmd.getNuxtConfig({
      dev: false,
      _build: cmd.argv.build,
      _generate: true
    });

    if (config.target === utils.TARGETS.static) {
      throw new Error("Please use `nuxt export` when using `target: 'static'`")
    }

    // Forcing static target anyway
    config.target = utils.TARGETS.static;

    // Disable analyze if set by the nuxt config
    config.build = config.build || {};
    config.build.analyze = false;

    // Set flag to keep the prerendering behaviour
    config._legacyGenerate = true;

    const nuxt = await cmd.getNuxt(config);

    if (cmd.argv.lock) {
      await cmd.setLock(await index.createLock({
        id: 'build',
        dir: nuxt.options.buildDir,
        root: config.rootDir
      }));

      nuxt.hook('build:done', async () => {
        await cmd.releaseLock();

        await cmd.setLock(await index.createLock({
          id: 'generate',
          dir: nuxt.options.generate.dir,
          root: config.rootDir
        }));
      });
    }

    const generator = await cmd.getGenerator(nuxt);
    await nuxt.server.listen(0);

    const { errors } = await generator.generate({
      init: true,
      build: cmd.argv.build
    });

    await nuxt.close();
    if (cmd.argv['fail-on-error'] && errors.length > 0) {
      throw new Error('Error generating pages, exiting with non-zero code')
    }
  }
};

exports.default = generate;