'use strict';

var _ = require('lodash');
var debug = require('debug')('cypress:cli');

var util = require('../util');
var spawn = require('./spawn');
var verify = require('../tasks/verify');

// maps options collected by the CLI
// and forms list of CLI arguments to the server
var processRunOptions = function processRunOptions() {
  var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};

  debug('processing run options');

  var args = ['--run-project', options.project];

  //// if key is set use that - else attempt to find it by environment variable
  if (options.key == null) {
    debug('--key is not set, looking up environment variable CYPRESS_RECORD_KEY');
    options.key = util.getEnv('CYPRESS_RECORD_KEY') || util.getEnv('CYPRESS_CI_KEY');
  }

  if (options.env) {
    args.push('--env', options.env);
  }

  if (options.config) {
    args.push('--config', options.config);
  }

  if (options.configFile !== undefined) {
    args.push('--config-file', options.configFile);
  }

  if (options.port) {
    args.push('--port', options.port);
  }

  // if we have specific spec(s) push that into the args
  if (options.spec) {
    args.push('--spec', options.spec);
  }

  //// if we have a specific reporter push that into the args
  if (options.reporter) {
    args.push('--reporter', options.reporter);
  }

  //// if we have a specific reporter push that into the args
  if (options.reporterOptions) {
    args.push('--reporter-options', options.reporterOptions);
  }

  if (options.ci) {
    //// push to display the deprecation message
    args.push('--ci');

    //// also automatically record
    args.push('--record', true);
  }

  //// if we have a key assume we're in record mode
  if (options.key) {
    args.push('--key', options.key);
  }

  //// if record is defined and we're not
  //// already in ci mode, then send it up
  if (options.record != null && !options.ci) {
    args.push('--record', options.record);
  }

  if (options.parallel) {
    args.push('--parallel');
  }

  if (options.group) {
    args.push('--group', options.group);
  }

  if (options.ciBuildId) {
    args.push('--ci-build-id', options.ciBuildId);
  }

  if (options.outputPath) {
    args.push('--output-path', options.outputPath);
  }

  if (options.browser) {
    args.push('--browser', options.browser);
  }

  if (options.headed) {
    args.push('--headed', options.headed);
  }

  if (options.exit === false) {
    args.push('--no-exit');
  }

  return args;
};

module.exports = {
  processRunOptions: processRunOptions,
  // resolves with the number of failed tests
  start: function start() {
    var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};

    _.defaults(options, {
      key: null,
      spec: null,
      reporter: null,
      reporterOptions: null,
      project: process.cwd()
    });

    function run() {
      var args = processRunOptions(options);

      debug('run to spawn.start args %j', args);

      return spawn.start(args, {
        dev: options.dev
      });
    }

    if (options.dev) {
      return run();
    }

    return verify.start().then(run);
  }
};