/* global QUnit, resetSite */

import sessionFixtures from 'fixtures/session-fixtures';
import HeaderComponent from 'discourse/components/site-header';
import { forceMobile, resetMobile } from 'discourse/lib/mobile';
import { resetPluginApi } from 'discourse/lib/plugin-api';
import { clearCache as clearOutletCache, resetExtraClasses } from 'discourse/lib/plugin-connectors';
import { clearHTMLCache } from 'discourse/helpers/custom-html';
import { flushMap } from 'discourse/models/store';
import { clearRewrites } from 'discourse/lib/url';
import { initSearchData } from 'discourse/widgets/search-menu';

export function currentUser() {
  return Discourse.User.create(sessionFixtures['/session/current.json'].current_user);
}

export function logIn() {
  Discourse.User.resetCurrent(currentUser());
}

const Plugin = $.fn.modal;
const Modal = Plugin.Constructor;

function AcceptanceModal(option, _relatedTarget) {
  return this.each(function () {
    var $this   = $(this);
    var data    = $this.data('bs.modal');
    var options = $.extend({}, Modal.DEFAULTS, $this.data(), typeof option === 'object' && option);

    if (!data) $this.data('bs.modal', (data = new Modal(this, options)));
    data.$body = $('#ember-testing');

    if (typeof option === 'string') data[option](_relatedTarget);
    else if (options.show) data.show(_relatedTarget);
  });
}

window.bootbox.$body = $('#ember-testing');
$.fn.modal = AcceptanceModal;

let _pretenderCallbacks = [];

export function applyPretender(server, helper) {
  _pretenderCallbacks.forEach(cb => cb(server, helper));
}

export function acceptance(name, options) {
  options = options || {};

  if (options.pretend) {
    _pretenderCallbacks.push(options.pretend);
  }

  QUnit.module("Acceptance: " + name, {
    beforeEach() {
      resetMobile();

      // For now don't do scrolling stuff in Test Mode
      HeaderComponent.reopen({examineDockHeader: function() { }});

      resetExtraClasses();
      if (options.beforeEach) {
        options.beforeEach.call(this);
      }

      if (options.mobileView) {
        forceMobile();
      }

      if (options.loggedIn) {
        logIn();
      }

      if (options.settings) {
        Discourse.SiteSettings = jQuery.extend(true, Discourse.SiteSettings, options.settings);
      }

      if (options.site) {
        resetSite(Discourse.SiteSettings, options.site);
      }

      clearOutletCache();
      clearHTMLCache();
      resetPluginApi();
      Discourse.reset();
    },

    afterEach() {
      if (options && options.afterEach) {
        options.afterEach.call(this);
      }
      flushMap();
      localStorage.clear();
      Discourse.User.resetCurrent();
      resetSite(Discourse.SiteSettings);
      resetExtraClasses();
      clearOutletCache();
      clearHTMLCache();
      resetPluginApi();
      clearRewrites();
      initSearchData();
      Discourse.reset();
    }
  });
}

export function controllerFor(controller, model) {
  controller = Discourse.__container__.lookup('controller:' + controller);
  if (model) { controller.set('model', model ); }
  return controller;
}

export function asyncTestDiscourse(text, func) {
  QUnit.test(text, function(assert) {
    const done = assert.async();
    Ember.run(() => {
      func.call(this, assert);
      done();
    });
  });
}

export function fixture(selector) {
  if (selector) {
    return $("#qunit-fixture").find(selector);
  }
  return $("#qunit-fixture");
}

QUnit.assert.not = function(actual, message) {
  this.pushResult({
    result: !actual,
    actual,
    expected: !actual,
    message
  });
};

QUnit.assert.blank = function(actual, message) {
  this.pushResult({
    result: Ember.isEmpty(actual),
    actual,
    message
  });
};

QUnit.assert.present = function(actual, message) {
  this.pushResult({
    result: !Ember.isEmpty(actual),
    actual,
    message
  });
};

QUnit.assert.containsInstance = function(collection, klass, message) {
  const result = klass.detectInstance(_.first(collection));
  this.pushResult({
    result,
    message
  });
};

export function waitFor(assert, callback, timeout) {
  timeout = timeout || 500;

  const done = assert.async();
  Ember.run.later(() => {
    callback();
    done();
  }, timeout);
}