/* global MocksHelper,
   MockL10n,
   MockMozActivity,
   MockNavigatorMozTelephony,
   MockNavigatorMozVoicemail,
   MockNavigatorSettings,
   MockSIMSlotManager,
   MockNotificationHelper,
   ModalDialog,
   Notification,
   SIMSlotManager,
   BaseModule
*/

'use strict';

requireApp('system/js/service.js');
requireApp('system/js/base_module.js');
requireApp('system/js/voicemail.js');
requireApp('system/js/settings_core.js');

requireApp('system/shared/test/unit/mocks/mock_simslot.js');
requireApp('system/shared/test/unit/mocks/mock_simslot_manager.js');
requireApp('system/test/unit/mock_activity.js');
require('/shared/test/unit/mocks/mock_l10n.js');
require('/shared/test/unit/mocks/mock_notification_helper.js');
requireApp('system/test/unit/mock_navigator_moz_voicemail.js');
requireApp('system/test/unit/mock_modal_dialog.js');
requireApp('system/shared/test/unit/mocks/mock_navigator_moz_settings.js');
requireApp('system/shared/test/unit/mocks/mock_navigator_moz_telephony.js');

var mocksForVoicemail = new MocksHelper([
  'ModalDialog'
]).init();

suite('voicemail notification', function() {
  var realMozVoicemail;
  var realMozSettings;
  var realSIMSlotManager;
  var realL10n;
  var realMozTelephony;
  var realMozActivity;
  var realNotificationHelper;
  var subject;
  var settingsCore;

  mocksForVoicemail.attachTestHelpers();

  var setupSpy;

  suiteSetup(function() {
    realMozVoicemail = navigator.mozVoicemail;
    navigator.mozVoicemail = MockNavigatorMozVoicemail;

    realMozSettings = navigator.mozSettings;
    navigator.mozSettings = MockNavigatorSettings;

    realSIMSlotManager = window.SIMSlotManager;
    window.SIMSlotManager = MockSIMSlotManager;

    realL10n = navigator.mozL10n;
    navigator.mozL10n = MockL10n;

    realMozTelephony = navigator.mozTelephony;
    navigator.mozTelephony = MockNavigatorMozTelephony;

    realMozActivity = window.MozActivity;
    window.MozActivity = MockMozActivity;

    realNotificationHelper = window.NotificationHelper;
    window.NotificationHelper = MockNotificationHelper;
  });

  setup(function(done) {
    this.sinon.stub(MockSIMSlotManager, 'hasOnlyOneSIMCardDetected',
      function() {
        return false;
    });
    settingsCore = BaseModule.instantiate('SettingsCore');
    settingsCore.start();
    subject = BaseModule.instantiate('Voicemail');
    setupSpy = this.sinon.spy(subject, 'setupNotifications');
    subject.start().then(function() {
      done();
    });
  });

  suiteTeardown(function() {
    navigator.mozVoicemail = realMozVoicemail;
    navigator.mozSettings = realMozSettings;
    navigator.mozL10n = realL10n;
    window.SIMSlotManager = realSIMSlotManager;
    navigator.mozTelephony = realMozTelephony;
    window.MozActivity = realMozActivity;
    window.NotificationHelper = realNotificationHelper;
  });

  teardown(function() {
    settingsCore.stop();
    subject.stop();
    MockNavigatorSettings.mTeardown();
    MockSIMSlotManager.mTeardown();
    MockNavigatorMozVoicemail.mTeardown();
  });

  test('init calls setup', function() {
    sinon.assert.called(setupSpy);
  });

  suite('checking setup steps', function() {
    var notificationGetStub, eventListenerSpy;
    var voicemailNotification, systemNotification;
    var voicemailSpy, systemSpy;

    setup(function() {
      voicemailNotification = new Notification('Voicemail', {
        body: 'Voicemail notification',
        tag: 'voicemailNotification:12347890'
      });
      voicemailSpy = this.sinon.spy(voicemailNotification, 'close');

      systemNotification = new Notification('Battery', {
        body: 'Battery notification',
        tag: 'powerLevelCritical'
      });
      systemSpy = this.sinon.spy(systemNotification, 'close');

      eventListenerSpy =
        this.sinon.spy(MockNavigatorMozVoicemail, 'addEventListener');

      notificationGetStub = function notificationGet() {
        return Promise.resolve([voicemailNotification, systemNotification]);
      };
      this.sinon.stub(window.Notification, 'get', notificationGetStub);
    });

    test('remove only voicemail notification', function(done) {
      subject.setupNotifications().then(function() {
        sinon.assert.calledOnce(voicemailSpy);
        sinon.assert.notCalled(systemSpy);
        done();
      }, done);
    });

    test('add event statuschanged voicemail listener', function(done) {
      subject.setupNotifications().then(function() {
        sinon.assert.calledWith(eventListenerSpy, 'statuschanged');
        sinon.assert.callOrder(voicemailSpy, eventListenerSpy);
        done();
      }, done);
    });
  });

  test('no voicemail status change, no notification', function(done) {
    var showNotificationSpy = this.sinon.spy(subject, 'showNotification');
    MockNavigatorMozVoicemail.mHasMessages = false;
    MockNavigatorMozVoicemail.mTriggerEvent('statuschanged');
    setTimeout(function() {
      sinon.assert.notCalled(showNotificationSpy);
      done();
    });
  });

  suite('voicemail status change', function() {
    var notificationSpy;
    var notificationListenerSpy;

    setup(function() {
      notificationListenerSpy = this.sinon.spy('');
      notificationSpy = this.sinon.stub(window.NotificationHelper,
          'send').returns(Promise.resolve({
        addEventListener: notificationListenerSpy,
        close: function() {}
      }));
    });

    suite('showNotification and hideNotification should be called correctly',
      function() {
        setup(function() {
          this.sinon.spy(subject, 'showNotification');
          this.sinon.spy(subject, 'hideNotification');
        });

        test('hasMessage is true', function(done) {
          MockNavigatorMozVoicemail.mHasMessages = true;

          MockNavigatorMozVoicemail.mTriggerEvent('statuschanged');
          setTimeout(function() {
            sinon.assert.calledOnce(subject.showNotification);
            sinon.assert.notCalled(subject.hideNotification);
            done();
          });
        });

        test('hasMessage is false', function(done) {
          MockNavigatorMozVoicemail.mHasMessages = false;

          MockNavigatorMozVoicemail.mTriggerEvent('statuschanged');
          setTimeout(function() {
            sinon.assert.notCalled(subject.showNotification);
            sinon.assert.calledOnce(subject.hideNotification);
            done();
          });
        });
    });

    test('showNotification should create a notification with a single SIM',
      function(done) {
        MockSIMSlotManager.hasOnlyOneSIMCardDetected.restore();
        this.sinon.stub(MockSIMSlotManager, 'hasOnlyOneSIMCardDetected',
          function() {
            return true;
          });
        subject.showNotification('title', 'text', '111').then(() => {
          sinon.assert.calledWith(notificationSpy, 'title');
        }).then(done, done);
    });

    suite('showNotification registers and triggers events handlers correctly',
      function() {
        var telephonyDialSpy;
        var promptSpy;
        var activitySpy;
        var voicemailNumber = '111';

        setup(function() {
          telephonyDialSpy = this.sinon.spy(MockNavigatorMozTelephony, 'dial');
          promptSpy = this.sinon.spy(ModalDialog, 'confirm');
          activitySpy = this.sinon.spy(window, 'MozActivity');
        });

        test('should register a click when with a voice number',
          function(done) {
            subject.showNotification('title', 'text', voicemailNumber)
              .then(() => {
                sinon.assert.calledWith(notificationListenerSpy, 'click');
              }
            ).then(done, done);
          }
        );

        test('should register a close when with a voice number',
          function(done) {
            subject.showNotification('title', 'text', voicemailNumber)
              .then(() => {
                sinon.assert.calledWith(notificationListenerSpy, 'close');
              }
            ).then(done, done);
          }
        );

        test('should trigger handler when with a voice number', 
          function(done) {
            subject.showNotification('title', 'text', voicemailNumber)
              .then(() => {
                notificationListenerSpy.yield();
                sinon.assert.calledWith(telephonyDialSpy, voicemailNumber);
              }
            ).then(done, done);
          }
        );

        test('should register a click when there is no voicemail number',
          function(done) {
            subject.showNotification('title', 'text').then(() => {
              sinon.assert.calledWith(notificationListenerSpy, 'click');
            }).then(done, done);
        });

        test('should register a close when there is no voicemail number',
          function(done) {
            subject.showNotification('title', 'text').then(() => {
              sinon.assert.calledWith(notificationListenerSpy, 'close');
            }).then(done, done);
        });

        test('should trigger handler when without a voice number',
            function(done) {
          var expectedTitle = 'voicemailNoNumberTitle';
          var expectedText = 'voicemailNoNumberText';
          var expectedConfirm = {
            title: 'voicemailNoNumberSettings',
            callback: subject.showVoicemailSettings
          };
          subject.showNotification('title', 'text').then(() => {
            notificationListenerSpy.yield();
            sinon.assert.notCalled(telephonyDialSpy);
            sinon.assert.calledWithMatch(
              promptSpy, expectedTitle, expectedText, expectedConfirm);
          }).then(done, done);
        });

        test('send MozActivity to display voicemail settings', function() {
          var expectedActivity = {
            name: 'configure',
            data: {
              target: 'device',
              section: 'call'
            }
          };
          subject.showVoicemailSettings();
          sinon.assert.calledWith(activitySpy, expectedActivity);
        });
    });

    function serviceIdTests(serviceId) {
      suite('sim count: ' + (i + 1), function() {
        suiteSetup(function() {
          // When service id is 2, we test the multi sim case.
          this.isMultiSIM = (serviceId !== 0);
          sinon.stub(SIMSlotManager, 'isMultiSIM').returns(this.isMultiSIM);
        });

        suiteTeardown(function() {
          SIMSlotManager.isMultiSIM.restore();
        });

        suite('showNotification should be called with correct parameters',
          function() {
            setup(function() {
              this.voiceNumbers = ['111', '222'];
              MockNavigatorMozVoicemail.mServiceId = serviceId;
              MockNavigatorMozVoicemail.mNumbers = this.voiceNumbers;
              MockNavigatorMozVoicemail.mHasMessages = true;
              sinon.spy(subject, 'showNotification');
              if (!this.isMultiSIM) {
                MockSIMSlotManager.hasOnlyOneSIMCardDetected.restore();
                this.sinon.stub(MockSIMSlotManager,
                  'hasOnlyOneSIMCardDetected', function() {
                    return true;
                  });
              }
            });

            teardown(function() {
              subject.showNotification.restore();
            });

            test('should/should not display SIM indicator', function(done) {
              var baseTitle = 'aaaa';
              var multiSimTitle = {
                id: 'voicemailNotificationMultiSim',
                args: {
                  n: 2,
                  title: baseTitle
                }
              };

              subject.showNotification(
                baseTitle, 'bbbb', '1111', serviceId).then(() => {

                sinon.assert.calledOnce(notificationSpy);
                assert.equal(
                  notificationSpy.firstCall.args[1].bodyL10n, 'bbbb');
                assert.equal(notificationSpy.firstCall.args[1].tag,
                             'voicemailNotification:' + serviceId);
                assert.equal(
                  notificationSpy.firstCall.args[1].mozbehavior.showOnlyOnce,
                  true);

                if (this.isMultiSIM) {
                  assert.deepEqual(
                    notificationSpy.firstCall.args[0], multiSimTitle);
                } else {
                  assert.equal(notificationSpy.firstCall.args[0], baseTitle);
                }
              }).then(done, done);
            });

            test('with returnMessage, with voicemail number', function(done) {
              MockNavigatorMozVoicemail.mTriggerEvent('statuschanged');
              Promise.resolve().then(() => {
                // display the message count as title
                var expectedTitle = { raw: MockNavigatorMozVoicemail.mMessage };
                var expectedNumber = this.voiceNumbers[serviceId];
                // display the voice mail number as body
                var expectedText = {
                  id: 'dialNumber',
                  args: {
                    number: this.voiceNumbers[serviceId]
                  }
                };

                sinon.assert.calledWithExactly(subject.showNotification,
                  expectedTitle, expectedText,
                  expectedNumber, serviceId);

              }).then(done, done);
            });

            test('without returnMessage, with voicemail number',
              function(done) {
                MockNavigatorMozVoicemail.mMessage = null;

                MockNavigatorMozVoicemail.mTriggerEvent('statuschanged');
                Promise.resolve().then(() => {
                  // display the message count as title
                  var expectedTitle = {
                    id: 'newVoicemails',
                    args: {
                      n: MockNavigatorMozVoicemail.mMessageCount
                    }
                  };
                  // display the voice mail number as body
                  var expectedText = {
                    id: 'dialNumber',
                    args: {
                      number: MockNavigatorMozVoicemail.mNumbers[serviceId]
                    }
                  };

                  sinon.assert.calledWithExactly(subject.showNotification,
                    expectedTitle, expectedText,
                    this.voiceNumbers[serviceId], serviceId);
                }).then(done, done);
            });

            test('without returnMessage, messageCount is zero',
              function(done) {
                MockNavigatorMozVoicemail.mMessage = null;
                MockNavigatorMozVoicemail.mMessageCount = 0;

                MockNavigatorMozVoicemail.mTriggerEvent('statuschanged');
                Promise.resolve(() => {
                  // display the unknown message as title
                  var expectedTitle = 'newVoicemailsUnknown';
                  // display the voice mail number as body
                  var expectedText = {
                    id: 'dialNumber',
                    args: {
                      number: MockNavigatorMozVoicemail.mNumbers[serviceId]
                    }
                  };

                  sinon.assert.calledWithExactly(subject.showNotification,
                    expectedTitle, expectedText,
                    this.voiceNumbers[serviceId], serviceId);
                }).then(done, done);
            });

            test('without voicemail number', function(done) {
              MockNavigatorMozVoicemail.mNumbers = [];

              MockNavigatorMozVoicemail.mTriggerEvent('statuschanged');
              Promise.resolve().then(() => {
                // display the message as title
                var expectedTitle = {raw: MockNavigatorMozVoicemail.mMessage};
                // display the message as body
                var expectedText = {raw: MockNavigatorMozVoicemail.mMessage};

                sinon.assert.calledWithExactly(subject.showNotification,
                  expectedTitle, expectedText, undefined, serviceId);
              }).then(done, done);
            });

            suite('value from settings', function() {
              setup(function() {
                MockNavigatorMozVoicemail.mNumbers = [];
                MockNavigatorSettings.mTriggerObservers('ril.iccInfo.mbdn',
                  {settingValue: this.voiceNumbers});
              });

              teardown(function() {
                MockNavigatorMozVoicemail.mNumbers = this.voiceNumbers;
                MockNavigatorSettings.mTriggerObservers('ril.iccInfo.mbdn',
                  {settingValue: undefined});
              });

              test('without voicemail number, with ril.iccInfo.mbdn',
                function(done) {
                  MockNavigatorMozVoicemail.mTriggerEvent('statuschanged');
                  Promise.resolve().then(() => {
                    // display the message as title
                    var expectedTitle = {raw:
                      MockNavigatorMozVoicemail.mMessage};
                    var expectedNumber = this.voiceNumbers[serviceId];
                    // display the message as body
                    var expectedText = {
                      id: 'dialNumber',
                      args: {
                        number: expectedNumber
                      }
                    };

                    sinon.assert.calledWithExactly(subject.showNotification,
                      expectedTitle, expectedText, expectedNumber, serviceId);
                  }).then(done, done);
                });
            });
        });
      });
    }

    for (var i = 0; i < 2; i++) {
      serviceIdTests(i);
    }
  });

  suite('placing voicemail calls', function() {
    var notificationSpy;
    var telephonyDialSpy;
    var notificationListenerSpy;
    var notificationTitle = 'Title';
    var notificationText = 'Text';
    var voicemailNumber = '111';

    suiteSetup(function() {
      realMozTelephony = navigator.mozTelephony;
      navigator.mozTelephony = MockNavigatorMozTelephony;
    });

    setup(function() {
      notificationListenerSpy = this.sinon.spy('');
      notificationSpy = this.sinon.stub(window.NotificationHelper,
          'send').returns(Promise.resolve({
        addEventListener: notificationListenerSpy,
        close: function() {}
      }));
      telephonyDialSpy = this.sinon.spy(MockNavigatorMozTelephony, 'dial');
    });

    suiteTeardown(function() {
      MockNavigatorMozTelephony.mSuiteTeardown();
      navigator.mozTelephony = realMozTelephony;
    });

    teardown(function() {
      MockNavigatorMozTelephony.calls = [];
      MockNavigatorMozTelephony.mTeardown();
    });

    test('place a call if there is none pending', function(done) {
      MockNavigatorMozTelephony.calls = [];
      subject.showNotification(
        notificationTitle, notificationText, voicemailNumber).then(() => {
        notificationListenerSpy.yield();
        sinon.assert.calledWith(telephonyDialSpy, voicemailNumber, 0);
      }).then(done, done);
    });

    test('place a call if there is less than two pending', function(done) {
      MockNavigatorMozTelephony.calls = [{}];
      subject.showNotification(
        notificationTitle, notificationText, voicemailNumber).then(() => {
        notificationListenerSpy.yield();
        sinon.assert.calledWith(telephonyDialSpy, voicemailNumber, 0);
      }).then(done, done);
    });

    test('do not place a call if there is already two pending', function(done) {
      MockNavigatorMozTelephony.calls = [{}, {}];
      subject.showNotification(
        notificationTitle, notificationText, voicemailNumber).then(() => {
        notificationListenerSpy.yield();
        sinon.assert.notCalled(telephonyDialSpy);
      }).then(done, done);
    });

    test('place a voicemail call to SIM 1', function(done) {
      var serviceId = 0;
      subject.showNotification(
        notificationTitle, notificationText, voicemailNumber,
        serviceId).then(() => {
        notificationListenerSpy.yield();
        sinon.assert.calledWithExactly(
          telephonyDialSpy, voicemailNumber, serviceId);
      }).then(done, done);
    });

    test('place a voicemail call to SIM 2', function(done) {
      var serviceId = 1;
      voicemailNumber = '222';
      subject.showNotification(
        notificationTitle, notificationText, voicemailNumber,
        serviceId).then(() => {
        notificationListenerSpy.yield();
        sinon.assert.calledWithExactly(
          telephonyDialSpy, voicemailNumber, serviceId);
      }).then(done, done);
    });
  });
});