import 'package:flutter/material.dart';
import 'package:my_portfolio/constants/colors.dart';
import 'package:my_portfolio/constants/size.dart';
import 'package:my_portfolio/constants/sns_links.dart';
import 'package:my_portfolio/widgets/contact_section.dart';
import 'package:my_portfolio/widgets/drawer_mobile.dart';
import 'package:my_portfolio/widgets/footer_section.dart';
import 'package:my_portfolio/widgets/header_desktop.dart';
import 'package:my_portfolio/widgets/header_mobile.dart';
import 'package:my_portfolio/widgets/main_desktop.dart';
import 'package:my_portfolio/widgets/main_mobile.dart';
import 'package:my_portfolio/widgets/project_section.dart';
import 'package:my_portfolio/widgets/skills_section.dart';
import 'dart:js' as js;

class HomePage extends StatefulWidget {
  const HomePage({super.key});

  @override
  State<HomePage> createState() => _HomePageState();
}

class _HomePageState extends State<HomePage> {
  final scaffoldKey = GlobalKey<ScaffoldState>();
  final scrollController = ScrollController();
  final List<GlobalKey> navbarKeys = List.generate(4, (index) => GlobalKey());

  @override
  Widget build(BuildContext context) {
    return LayoutBuilder(
      builder: (context, constraints) {
        return Scaffold(
          key: scaffoldKey,
          backgroundColor: CustomColor.scaffoldBg,
          endDrawer:
              constraints.maxWidth >= kMinDesktopWidth
                  ? null
                  : DrawerMobile(
                    onNavItemTap: (int navIndex) {
                      scaffoldKey.currentState?.closeEndDrawer();
                      scrollToAction(navIndex);
                    },
                  ),
          body: SingleChildScrollView(
            controller: scrollController,
            scrollDirection: Axis.vertical,
            child: Column(
              children: [
                SizedBox(key: navbarKeys.first),
                // MAIN
                if (constraints.maxWidth >= kMinDesktopWidth)
                  HeaderDesktop(
                    navMenuTap: (int navIndex) {
                      //call function
                      scrollToAction(navIndex);
                    },
                  )
                else
                  HeaderMobile(
                    onLogoTap: () {},
                    onMenuTap: () {
                      scaffoldKey.currentState?.openEndDrawer();
                    },
                  ),
                if (constraints.maxWidth >= kMinDesktopWidth)
                  const MainDesktop()
                else
                  const MainMobile(),

                // SKILLS
                SkillsSection(key: navbarKeys[1]),

                const SizedBox(height: 30),

                // PROJECTS
                ProjectSection(key: navbarKeys[2]),

                const SizedBox(height: 30),

                // CONTACT
                ContactSection(key: navbarKeys[3]),

                const SizedBox(height: 30),

                // FOOTER
                const FooterSection(),
              ],
            ),
          ),
        );
      },
    );
  }
  void scrollToAction(int navIndex) {
    if (navIndex == 4) {
      // open a blog page
      js.context.callMethod("open", [SnsLinks.blog]);
      return;
    }

    final key = navbarKeys[navIndex];
    Scrollable.ensureVisible(
      key.currentContext!,
      duration: const Duration(milliseconds: 500),
      curve: Curves.easeInOut,
    );
  }
}