"use strict";
let expect = require("chai").use(require("sinon-chai")).expect;
import proxyquire from "proxyquire";
import sinon from "sinon";

describe("Notifications-Android > ", () => {
  proxyquire.noCallThru();

  let refreshTokenStub;
  let getInitialNotificationStub;
  let postLocalNotificationStub;
  let cancelLocalNotificationStub;
  let deviceEventEmitterListenerStub;
  let libUnderTest;
  beforeEach(() => {
    refreshTokenStub = sinon.stub();
    getInitialNotificationStub = sinon.stub();
    postLocalNotificationStub = sinon.stub();
    cancelLocalNotificationStub = sinon.stub();
    deviceEventEmitterListenerStub = sinon.stub();

    libUnderTest = proxyquire("../index.android", {
      "react-native": {
        NativeModules: {
          WixRNNotifications: {
            refreshToken: refreshTokenStub,
            getInitialNotification: getInitialNotificationStub,
            postLocalNotification: postLocalNotificationStub,
            cancelLocalNotification: cancelLocalNotificationStub
          }
        },
        DeviceEventEmitter: {
          addListener: deviceEventEmitterListenerStub
        }
      },
      "./notification": require("../notification.android")
    });
  });

  describe("Registration token API", () => {
    it("should assign callback to native event upon listener registration", () => {
      expect(deviceEventEmitterListenerStub).to.not.have.been.called;
      const userListener = () => {};

      libUnderTest.NotificationsAndroid.setRegistrationTokenUpdateListener(userListener);

      expect(deviceEventEmitterListenerStub).to.have.been.calledWith("remoteNotificationsRegistered", userListener);
      expect(deviceEventEmitterListenerStub).to.have.been.calledOnce;
    });

    it("should clear native event listener upon listener deregister", () => {
      expect(deviceEventEmitterListenerStub).to.not.have.been.called;
      const userListener = () => {};
      const nativeListener = {
        remove: sinon.spy()
      };
      deviceEventEmitterListenerStub.returns(nativeListener);

      libUnderTest.NotificationsAndroid.setRegistrationTokenUpdateListener(userListener);
      libUnderTest.NotificationsAndroid.clearRegistrationTokenUpdateListener();

      expect(nativeListener.remove).to.have.been.calledOnce;
    });

    it("shouldn't fail if deregister without registering", () => {
      libUnderTest.NotificationsAndroid.clearRegistrationTokenUpdateListener();

      expect(deviceEventEmitterListenerStub).to.not.have.been.called;
    });
  });

  describe("notification-opening API", () => {
    it("should assign callback to native event upon registration", () => {
      expect(deviceEventEmitterListenerStub).to.not.have.been.called;
      const userListenerStub = sinon.stub();

      libUnderTest.NotificationsAndroid.setNotificationOpenedListener(userListenerStub);

      expect(deviceEventEmitterListenerStub).to.have.been.calledOnce;
      expect(deviceEventEmitterListenerStub).to.have.been.calledWith("notificationOpened", sinon.match.func);
    });

    it("should assign a wrapper-callback upon registration", () => {
      expect(deviceEventEmitterListenerStub).to.not.have.been.called;
      const userListenerStub = sinon.stub();
      const notification = { foo: "bar" };

      libUnderTest.NotificationsAndroid.setNotificationOpenedListener(userListenerStub);

      expect(userListenerStub).to.not.have.been.called;
      deviceEventEmitterListenerStub.args[0][1](notification);
      expect(userListenerStub).to.have.been.calledOnce;
      expect(userListenerStub.args[0][0].getData()).to.equal(notification);
    });

    it("should clear native event listener upon listener deregister", () => {
      expect(deviceEventEmitterListenerStub).to.not.have.been.called;
      const userListener = () => {};
      const nativeListener = {
        remove: sinon.spy()
      };
      deviceEventEmitterListenerStub.returns(nativeListener);

      libUnderTest.NotificationsAndroid.setNotificationOpenedListener(userListener);
      libUnderTest.NotificationsAndroid.clearNotificationOpenedListener();

      expect(nativeListener.remove).to.have.been.calledOnce;
    });

    it("shouldn't fail if deregister without registering", () => {
      libUnderTest.NotificationsAndroid.clearNotificationOpenedListener();

      expect(deviceEventEmitterListenerStub).to.not.have.been.called;
    });
  });

  describe("notification-receive API", () => {
    it("should assign callback to native event upon registration", () => {
      expect(deviceEventEmitterListenerStub).to.not.have.been.called;
      const userListenerStub = sinon.stub();

      libUnderTest.NotificationsAndroid.setNotificationReceivedListener(userListenerStub);

      expect(deviceEventEmitterListenerStub).to.have.been.calledOnce;
      expect(deviceEventEmitterListenerStub).to.have.been.calledWith("notificationReceived", sinon.match.func);
    });

    it("should assign a wrapper-callback upon registration", () => {
      expect(deviceEventEmitterListenerStub).to.not.have.been.called;
      const userListenerStub = sinon.stub();
      const notification = { foo: "bar" };

      libUnderTest.NotificationsAndroid.setNotificationReceivedListener(userListenerStub);

      expect(userListenerStub).to.not.have.been.called;
      deviceEventEmitterListenerStub.args[0][1](notification);
      expect(userListenerStub).to.have.been.calledOnce;
      expect(userListenerStub.args[0][0].getData()).to.equal(notification);
    });

    it("should clear native event listener upon listener deregister", () => {
      expect(deviceEventEmitterListenerStub).to.not.have.been.called;
      const userListener = () => {};
      const nativeListener = {
        remove: sinon.spy()
      };
      deviceEventEmitterListenerStub.returns(nativeListener);

      libUnderTest.NotificationsAndroid.setNotificationReceivedListener(userListener);
      libUnderTest.NotificationsAndroid.clearNotificationReceivedListener();

      expect(nativeListener.remove).to.have.been.calledOnce;
    });

    it("shouldn't fail if deregister without registering", () => {
      libUnderTest.NotificationsAndroid.clearNotificationReceivedListener();

      expect(deviceEventEmitterListenerStub).to.not.have.been.called;
    });
  });

  describe("Notification token", () => {
    it("should refresh notification token upon refreshing request by the user", () => {
      expect(refreshTokenStub).to.not.have.been.called;
      libUnderTest.NotificationsAndroid.refreshToken();
      expect(refreshTokenStub).to.have.been.calledOnce;
    });
  });

  describe("Initial notification API", () => {
    it("should return initial notification data if available", (done) => {
      expect(getInitialNotificationStub).to.not.have.been.called;
      const rawNotification = {foo: "bar"};
      getInitialNotificationStub.returns(Promise.resolve(rawNotification));

      libUnderTest.PendingNotifications.getInitialNotification()
        .then((notification) => {
          expect(notification.getData()).to.equal(rawNotification);
          done();
        })
        .catch((err) => done(err));
    });

    it("should return empty notification data if not available", (done) => {
      expect(getInitialNotificationStub).to.not.have.been.called;
      getInitialNotificationStub.returns(Promise.resolve(null));

      libUnderTest.PendingNotifications.getInitialNotification()
        .then((notification) => {
          expect(notification.getData()).to.equal(null);
          done();
        })
        .catch((err) => done(err));
    });

  });

  describe("Local notification", () => {
    const notification = {
      title: "notification-title",
      body: "notification-body"
    };

    it("should get published when posted manually", () => {
      expect(postLocalNotificationStub).to.not.have.been.called;

      const id = libUnderTest.NotificationsAndroid.localNotification(notification);
      expect(id).to.not.be.undefined;
      expect(postLocalNotificationStub).to.have.been.calledWith(notification, id);
    });

    it("should be called with a unique ID", () => {
      expect(postLocalNotificationStub).to.not.have.been.called;

      const id = libUnderTest.NotificationsAndroid.localNotification(notification);
      const id2 = libUnderTest.NotificationsAndroid.localNotification(notification);
      expect(id).to.not.be.undefined;
      expect(id2).to.not.be.undefined;
      expect(id).to.not.equal(id2);
    });

    it("should be cancellable with an ID", () => {
      expect(cancelLocalNotificationStub).to.not.have.been.called;

      libUnderTest.NotificationsAndroid.cancelLocalNotification(666);

      expect(cancelLocalNotificationStub).to.have.been.calledWith(666);
    });
  });

});