"use strict";

const _require = require('path'),
      resolve = _require.resolve;

const log = require('fliplog');

const pkg = require("../package");

const _require2 = require("./util"),
      argv = _require2.argv;

const plugins = require("./plugins");

const cwd = process.cwd();
let format = argv.format,
    tsc = argv.tsc,
    production = argv.production;
log.italic(format).echo(); // build config

let should = {
  babili: false,
  uglify: true,
  buble: true,
  sourceMap: true,
  // 'inline' | true
  optimizejs: false,
  production
};
let entry = pkg.rollup.entry;
let dest = pkg['main:' + format] || pkg[format];
const targetConfig = {};
const targets = [targetConfig]; // @TODO: build another that is uglified & 1 that is not for just comparing tsc

switch (format) {
  case 'tsc':
    {
      entry = pkg.rollup.tscEntry;
      should.buble = false;
      break;
    }

  case 'dev':
    {
      // @NOTE: this has to be flipped if experimenting with tsc
      should.production = production = false;
      should.uglify = false;
      should.buble = false; // entry = pkg
      // break

      break;
    }

  case 'es6':
    {
      should.buble = false;
    }
}

switch (format) {
  case 'es':
    {
      // dest = pkg.module
      break;
    }

  case 'amd':
    {
      targetConfig.moduleId = pkg.rollup.moduleName;
      break;
    }

  case 'cjs':
    {
      // dest = pkg.main
      break;
    }

  case 'tsc':
  case 'dev':
    {
      format = 'umd';
    }

  case 'iife':
    {
      targetConfig.moduleName = pkg.rollup.moduleName;
      break;
    }

  case 'umd':
    {
      targetConfig.moduleName = pkg.rollup.moduleName; // targetConfig.sourceType = 'module'
      // sourceType: 'module', for optimizejs playing around
      // if (!['tsc', 'dev'].includes(format) && format == 'umd') {
      // }
    }
}

log.underline(dest).echo(); // use configured variables to export

should = Object.assign(should, {
  tsc,
  entry,
  dest,
  format
});
targetConfig.dest = dest;
targetConfig.format = format;
const config = {
  // useStrict: false,
  // external: ['inspector-gadget'],
  //  + '../',
  entry: resolve(cwd, should.entry),
  cache: false,

  onwarn(warning) {
    log.red(warning).echo();
  },

  sourceMap: should.sourceMap,
  plugins: plugins(should),
  targets // for single target
  // Object.assign(config, targetConfig, config)
  // log.data(config).bold('config').echo()
  // old targets
  // targets: [
  //   {
  //     // sourceType: 'module', // for optimizejs playing around
  //     dest: pkg.main,
  //     format: 'cjs',
  //   },
  //   {
  //     dest: pkg.module,
  //     format: 'es',
  //   },
  //   {
  //     moduleName: 'chainable',
  //     dest: './disted/index.umd.js',
  //     format: 'umd',
  //   },
  //   {
  //     moduleName: 'chainable',
  //     dest: './disted/index.iife.js',
  //     format: 'iife',
  //   },
  //   {
  //     dest: pkg.amd,
  //     format: 'amd',
  //     moduleId: 'chain-able',
  //   },
  // ],

};
module.exports = config;