const path = require('path');
const chalk = require('chalk');

const loadUserOption = () => {
  // 初始化加载用户数据 hola.config.js
  const jsConfigPath = path.resolve(process.cwd(), 'hola.config.js');

  try {
    const userOption = loadConfig(jsConfigPath);
    return userOption;
  } catch (e) {
    if (e.code !== 'MODULE_NOT_FOUND') {
      // error(`Error loading ${chalk.bold('hola.config.js')}:`);
      console.log(`   ${chalk.red('警告: ')}`);
      console.log(`   ${chalk.bold('hola.config.js')} 配置文件加载失败:`);
      throw e;
    }
  }
};

const loadConfig = (configPath) => {
  let fileConfig = require(configPath);

  if (typeof fileConfig === 'function') {
    fileConfig = fileConfig();
  }

  if (!fileConfig || typeof fileConfig !== 'object') {
    console.error(
      `Error loading ${chalk.bold(
        'vue.config.js'
      )}: should export an object or a function that returns object.`
    );
    fileConfig = null;
  }
  return fileConfig;
};

export default loadUserOption;