class IntroScreenDefaultState extends State<IntroScreenDefault> {
  List<Slide> slides = [];

  @override
  void initState() {
    super.initState();

    slides.add(
      Slide(
        title: "ERASER",
        description:
            "Allow miles wound place the leave had. To sitting subject no improve studied limited",
        pathImage: "images/photo_eraser.png",
        backgroundColor: const Color(0xfff5a623),
      ),
    );
    slides.add(
      Slide(
        title: "PENCIL",
        description:
            "Ye indulgence unreserved connection alteration appearance",
        pathImage: "images/photo_pencil.png",
        backgroundColor: const Color(0xff203152),
      ),
    );
    slides.add(
      Slide(
        title: "RULER",
        description:
            "Much evil soon high in hope do view. Out may few northward believing attempted. Yet timed being songs marry one defer men our. Although finished blessing do of",
        pathImage: "images/photo_ruler.png",
        backgroundColor: const Color(0xff9932CC),
      ),
    );
  }

  void onDonePress() {
    // Do what you want
    print("End of slides");
  }

  @override
  Widget build(BuildContext context) {
    return IntroSlider(
      slides: slides,
      onDonePress: onDonePress,
    );
  }
}

class IntroScreenCustomConfigState extends State<IntroScreenCustomConfig> {
  List<Slide> slides = [];

  @override
  void initState() {
    super.initState();

        slides.add(
      Slide(
        title:
            "A VERY LONG TITLE A VERY LONG TITLE A VERY LONG TITLE A VERY LONG TITLE A VERY LONG TITLE A VERY LONG TITLE A VERY LONG TITLE A VERY LONG TITLE A VERY LONG TITLE",
        maxLineTitle: 2,
        styleTitle: const TextStyle(
          color: Colors.white,
          fontSize: 30.0,
          fontWeight: FontWeight.bold,
          fontFamily: 'RobotoMono',
        ),
        description:
            "Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Aenean commodo ligula eget dolor. Aenean massa. Cum sociis natoque penatibus et magnis dis parturient montes, nascetur ridiculus mus. Donec quam felis, ultricies nec, pellentesque eu, pretium quis, sem. Nulla consequat massa quis enim. Donec pede justo, fringilla vel, aliquet nec, vulputate eget, arcu. In enim justo, rhoncus ut, imperdiet a, venenatis vitae, justo. Nullam dictum felis eu pede mollis pretium. Integer tincidunt. Cras dapibus. Vivamus elementum semper nisi. Aenean vulputate eleifend tellus. Aenean leo ligula, porttitor eu, consequat vitae, eleifend ac, enim. Aliquam lorem ante, dapibus in, viverra quis, feugiat a, tellus. Phasellus viverra nulla ut metus varius laoreet. Quisque rutrum. Aenean imperdiet. Etiam ultricies nisi vel augue. Curabitur ullamcorper ultricies nisi. Nam eget dui. Etiam rhoncus. Maecenas tempus, tellus eget condimentum rhoncus, sem quam semper libero, sit amet adipiscing sem neque sed ipsum. Nam quam nunc, blandit vel, luctus pulvinar, hendrerit id, lorem. Maecenas nec odio et ante tincidunt tempus. Donec vitae sapien ut libero venenatis faucibus. Nullam quis ante. Etiam sit amet orci eget eros faucibus tincidunt. Duis leo. Sed fringilla mauris sit amet nibh. Donec sodales sagittis magna. Sed consequat, leo eget bibendum sodales, augue velit cursus nunc,",
        styleDescription: const TextStyle(
          color: Colors.white,
          fontSize: 20.0,
          fontStyle: FontStyle.italic,
          fontFamily: 'Raleway',
        ),
        marginDescription: const EdgeInsets.only(
          left: 20.0,
          right: 20.0,
          top: 20.0,
          bottom: 70.0,
        ),
        centerWidget: const Text(
          "Replace this with a custom widget",
          style: TextStyle(color: Colors.white),
        ),
        backgroundNetworkImage: "https://picsum.photos/200/300",
        onCenterItemPress: () {},
      ),
    );
    slides.add(
      Slide(
        title: "CITY",
        styleTitle: const TextStyle(
          color: Color(0xff7FFFD4),
          fontSize: 30.0,
          fontWeight: FontWeight.bold,
          fontFamily: 'RobotoMono',
        ),
        description: "Ye indulgence unreserved connection alteration appearance",
        styleDescription: const TextStyle(
          color: Color(0xff7FFFD4),
          fontSize: 20.0,
          fontStyle: FontStyle.italic,
          fontFamily: 'Raleway',
        ),
        colorBegin: Colors.lightBlue,
        colorEnd: Colors.amber,
        directionColorBegin: Alignment.topRight,
        directionColorEnd: Alignment.bottomLeft,
      ),
    );
    slides.add(
      Slide(
        title: "BEACH",
        styleTitle: const TextStyle(
          color: Color(0xffFFDAB9),
          fontSize: 30.0,
          fontWeight: FontWeight.bold,
          fontFamily: 'RobotoMono',
        ),
        description:
            "Much evil soon high in hope do view. Out may few northward believing attempted. Yet timed being songs marry one defer men our. Although finished blessing do of",
        styleDescription: const TextStyle(
          color: Color(0xffFFDAB9),
          fontSize: 20.0,
          fontStyle: FontStyle.italic,
          fontFamily: 'Raleway',
        ),
        backgroundImage: "images/beach.jpeg",
        maxLineTextDescription: 3,
      ),
    );
  }

  void onDonePress() {
    // Do what you want
    // Navigator.push(
    //   context,
    //   MaterialPageRoute(builder: (context) => HomeScreen()),
    // );
  }

  void onNextPress() {
    log("onNextPress caught");
  }

  Widget renderNextBtn() {
    return const Icon(
      Icons.navigate_next,
      color: Color(0xffF3B4BA),
      size: 35.0,
    );
  }

  Widget renderDoneBtn() {
    return const Icon(
      Icons.done,
      color: Color(0xffF3B4BA),
    );
  }

  Widget renderSkipBtn() {
    return const Icon(
      Icons.skip_next,
      color: Color(0xffF3B4BA),
    );
  }

  ButtonStyle myButtonStyle() {
    return ButtonStyle(
      shape: MaterialStateProperty.all<OutlinedBorder>(const StadiumBorder()),
      backgroundColor: MaterialStateProperty.all<Color>(const Color(0x33F3B4BA)),
      overlayColor: MaterialStateProperty.all<Color>(const Color(0x33FFA8B0)),
    );
  }

  @override
  Widget build(BuildContext context) {
    return IntroSlider(
      // List slides
      slides: slides,

      // Skip button
      renderSkipBtn: renderSkipBtn(),
      skipButtonStyle: myButtonStyle(),

      // Next button
      renderNextBtn: renderNextBtn(),
      onNextPress: onNextPress,
      nextButtonStyle: myButtonStyle(),

      // Done button
      renderDoneBtn: renderDoneBtn(),
      onDonePress: onDonePress,
      doneButtonStyle: myButtonStyle(),

      // Dot indicator
      colorDot: const Color(0x33FFA8B0),
      colorActiveDot: const Color(0xffFFA8B0),
      sizeDot: 13.0,

      // Show or hide status bar
      hideStatusBar: true,
      backgroundColorAllSlides: Colors.grey,

      // Scrollbar
      verticalScrollbarBehavior: ScrollbarBehavior.SHOW_ALWAYS,
    );
  }
}

class IntroScreenCustomTabState extends State<IntroScreenCustomTab> {
  List<Slide> slides = [];

  late Function goToTab;

  @override
  void initState() {
    super.initState();

    slides.add(
      Slide(
        title: "SCHOOL",
        styleTitle: const TextStyle(
          color: Color(0xff3da4ab),
          fontSize: 30.0,
          fontWeight: FontWeight.bold,
          fontFamily: 'RobotoMono',
        ),
        description:
            "Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Aenean commodo ligula eget dolor. Aenean massa.",
        styleDescription: const TextStyle(
          color: Color(0xfffe9c8f),
          fontSize: 20.0,
          fontStyle: FontStyle.italic,
          fontFamily: 'Raleway',
        ),
        pathImage: "images/photo_school.png",
      ),
    );
    slides.add(
      Slide(
        title: "MUSEUM",
        styleTitle: const TextStyle(
          color: Color(0xff3da4ab),
          fontSize: 30.0,
          fontWeight: FontWeight.bold,
          fontFamily: 'RobotoMono',
        ),
        description: "Ye indulgence unreserved connection alteration appearance",
        styleDescription: const TextStyle(
          color: Color(0xfffe9c8f),
          fontSize: 20.0,
          fontStyle: FontStyle.italic,
          fontFamily: 'Raleway',
        ),
        pathImage: "images/photo_museum.png",
      ),
    );
    slides.add(
      Slide(
        title: "COFFEE SHOP",
        styleTitle: const TextStyle(
          color: Color(0xff3da4ab),
          fontSize: 30.0,
          fontWeight: FontWeight.bold,
          fontFamily: 'RobotoMono',
        ),
        description:
            "Much evil soon high in hope do view. Out may few northward believing attempted. Yet timed being songs marry one defer men our. Although finished blessing do of",
        styleDescription: const TextStyle(
          color: Color(0xfffe9c8f),
          fontSize: 20.0,
          fontStyle: FontStyle.italic,
          fontFamily: 'Raleway',
        ),
        pathImage: "images/photo_coffee_shop.png",
      ),
    );
  }

  void onDonePress() {
    // Back to the first tab
    goToTab(0);
  }

  void onTabChangeCompleted(index) {
    // Index of current tab is focused
    log("onTabChangeCompleted, index: $index");
  }

  Widget renderNextBtn() {
    return const Icon(
      Icons.navigate_next,
      color: Color(0xffffcc5c),
      size: 35.0,
    );
  }

  Widget renderDoneBtn() {
    return const Icon(
      Icons.done,
      color: Color(0xffffcc5c),
    );
  }

  Widget renderSkipBtn() {
    return const Icon(
      Icons.skip_next,
      color: Color(0xffffcc5c),
    );
  }

  ButtonStyle myButtonStyle() {
    return ButtonStyle(
      shape: MaterialStateProperty.all<OutlinedBorder>(const StadiumBorder()),
      backgroundColor: MaterialStateProperty.all<Color>(const Color(0x33ffcc5c)),
      overlayColor: MaterialStateProperty.all<Color>(const Color(0x33ffcc5c)),
    );
  }

  List<Widget> renderListCustomTabs() {
    return List.generate(
      slides.length,
      (index) => SizedBox(
        width: double.infinity,
        height: double.infinity,
        child: Container(
          margin: const EdgeInsets.only(bottom: 60.0, top: 60.0),
          child: ListView(
            children: <Widget>[
              GestureDetector(
                child: Image.asset(
                  slides[index].pathImage!,
                  width: 200.0,
                  height: 200.0,
                  fit: BoxFit.contain,
                ),
              ),
              Container(
                margin: const EdgeInsets.only(top: 20.0),
                child: Text(
                  slides[index].title!,
                  style: slides[index].styleTitle,
                  textAlign: TextAlign.center,
                ),
              ),
              Container(
                margin: const EdgeInsets.only(top: 20.0),
                child: Text(
                  slides[index].description ?? '',
                  style: slides[index].styleDescription,
                  textAlign: TextAlign.center,
                  maxLines: 5,
                  overflow: TextOverflow.ellipsis,
                ),
              ),
            ],
          ),
        ),
      ),
    );
  }

  @override
  Widget build(BuildContext context) {
    return IntroSlider(
      // Skip button
      renderSkipBtn: renderSkipBtn(),
      skipButtonStyle: myButtonStyle(),

      // Next button
      renderNextBtn: renderNextBtn(),
      nextButtonStyle: myButtonStyle(),

      // Done button
      renderDoneBtn: renderDoneBtn(),
      onDonePress: onDonePress,
      doneButtonStyle: myButtonStyle(),

      // Dot indicator
      colorDot: const Color(0xffffcc5c),
      sizeDot: 13.0,
      typeDotAnimation: DotSliderAnimation.SIZE_TRANSITION,

      // Tabs
      listCustomTabs: renderListCustomTabs(),
      backgroundColorAllSlides: Colors.white,
      refFuncGoToTab: (refFunc) {
        goToTab = refFunc;
      },

      // Behavior
      scrollPhysics: const BouncingScrollPhysics(),

      // Show or hide status bar
      hideStatusBar: true,

      // On tab change completed
      onTabChangeCompleted: onTabChangeCompleted,
    );
  }
}