import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:rasadyar_chicken/chicken.dart';
import 'package:rasadyar_chicken/data/models/response/kill_house_distribution_info/kill_house_distribution_info.dart';
import 'package:rasadyar_core/core.dart';

class RootPage extends GetView<RootLogic> {
  RootPage({super.key});

  DateTime? _lastBackPressed;

  @override
  Widget build(BuildContext context) {
    return ObxValue((data) {
      return PopScope(
        canPop: false,
        onPopInvokedWithResult: (didPop, result) async {
          final nestedKey = Get.nestedKey(controller.currentPage.value);
          final currentNavigator = nestedKey?.currentState;

          if (currentNavigator?.canPop() ?? false) {
            currentNavigator?.pop();
          } else {
            final now = DateTime.now();
            if (_lastBackPressed == null ||
                now.difference(_lastBackPressed!) > Duration(seconds: 2)) {
              _lastBackPressed = now;
              Get.snackbar(
                'خروج از برنامه',
                'برای خروج دوباره بازگشت را بزنید',
                snackPosition: SnackPosition.TOP,
                duration: Duration(seconds: 2),
                backgroundColor: AppColor.warning,
              );
            } else {
              await SystemNavigator.pop();
            }
          }
        },
        child: Scaffold(
          backgroundColor: AppColor.bgLight,
          body: IndexedStack(
            children: [
              Navigator(
                key: Get.nestedKey(0),
                onGenerateRoute: (settings) {
                  final page = ChickenPages.pages.firstWhere(
                    (e) => e.name == settings.name,
                    orElse: () => ChickenPages.pages.firstWhere((e) => e.name == ChickenRoutes.buy),
                  );

                  return buildRouteFromGetPage(page);
                },
              ),
              Navigator(
                key: Get.nestedKey(1),
                onGenerateRoute: (settings) {
                  final page = ChickenPages.pages.firstWhere(
                    (e) => e.name == settings.name,
                    orElse: () =>
                        ChickenPages.pages.firstWhere((e) => e.name == ChickenRoutes.sale),
                  );

                  return buildRouteFromGetPage(page);
                },
              ),
              Navigator(
                key: Get.nestedKey(2),
                onGenerateRoute: (settings) => GetPageRoute(page: () => controller.pages[2]),
              ),
              Navigator(
                key: Get.nestedKey(3),
                onGenerateRoute: (settings) => GetPageRoute(page: () => controller.pages[3]),
              ),
              Navigator(
                key: Get.nestedKey(4),
                onGenerateRoute: (settings) => GetPageRoute(page: () => controller.pages[4]),
              ),
            ],
            index: data.value,
          ),

          bottomNavigationBar: RBottomNavigation(
            items: [
              RBottomNavigationItem(
                label: 'خرید',
                icon: Assets.vec.buySvg.path,
                isSelected: controller.currentPage.value == 0,
                onTap: () {
                  Get.nestedKey(1)?.currentState?.popUntil((route) => route.isFirst);

                  controller.changePage(0);
                },
              ),
              RBottomNavigationItem(
                label: 'فروش',
                icon: Assets.vec.saleSvg.path,
                isSelected: controller.currentPage.value == 1,
                onTap: () {
                  Get.nestedKey(0)?.currentState?.popUntil((route) => route.isFirst);
                  controller.changePage(1);
                },
              ),
              RBottomNavigationItem(
                label: 'خانه',
                icon: Assets.vec.homeSvg.path,
                isSelected: controller.currentPage.value == 2,
                onTap: () {
                  Get.nestedKey(1)?.currentState?.popUntil((route) => route.isFirst);
                  Get.nestedKey(0)?.currentState?.popUntil((route) => route.isFirst);
                  controller.changePage(2);
                },
              ),
              RBottomNavigationItem(
                label: 'قطعه بندی',
                icon: Assets.vec.convertCubeSvg.path,
                isSelected: controller.currentPage.value == 3,
                onTap: () {
                  Get.nestedKey(1)?.currentState?.popUntil((route) => route.isFirst);
                  Get.nestedKey(0)?.currentState?.popUntil((route) => route.isFirst);
                  controller.changePage(3);
                },
              ),
              RBottomNavigationItem(
                label: 'پروفایل',
                icon: Assets.vec.profileCircleSvg.path,
                isSelected: controller.currentPage.value == 4,
                onTap: () {
                  Get.nestedKey(1)?.currentState?.popUntil((route) => route.isFirst);
                  Get.nestedKey(0)?.currentState?.popUntil((route) => route.isFirst);

                  controller.changePage(4);
                },
              ),
            ],
          ),
        ),
      );
    }, controller.currentPage);
  }

  Container _todayShipmentWidget() {
    return Container(
      height: 70,
      width: Get.width / 2,
      decoration: BoxDecoration(color: Colors.white, borderRadius: BorderRadius.circular(8)),
      clipBehavior: Clip.hardEdge,
      child: Row(
        children: [
          Expanded(
            child: Container(
              decoration: BoxDecoration(
                gradient: LinearGradient(
                  begin: Alignment.topCenter,
                  end: Alignment.bottomCenter,
                  colors: [const Color(0xFFEAEFFF), Colors.white],
                ),
              ),
              child: Column(
                mainAxisAlignment: MainAxisAlignment.center,
                spacing: 4,
                children: [
                  Assets.icons.cubeScan.svg(width: 30, height: 30),
                  Text(
                    'بارهای امروز',
                    textAlign: TextAlign.right,
                    style: AppFonts.yekan14.copyWith(color: AppColor.blueNormal),
                  ),
                ],
              ),
            ),
          ),
          Expanded(
            child: Column(
              mainAxisAlignment: MainAxisAlignment.center,
              spacing: 4,
              children: [
                Text(
                  '2،225،256',
                  textAlign: TextAlign.right,
                  style: AppFonts.yekan16.copyWith(color: AppColor.textColor),
                ),
                Text(
                  'کیلوگرم',
                  textAlign: TextAlign.center,
                  style: AppFonts.yekan12.copyWith(color: AppColor.textColor),
                ),
              ],
            ),
          ),
        ],
      ),
    );
  }

  Container _informationLabelCard({
    required String title,
    required String description,
    String unit = 'کیلوگرم',
    required String iconPath,
    required Color iconColor,
    required Color bgDescriptionColor,
    required Color bgLabelColor,
  }) {
    return Container(
      height: 82,
      decoration: BoxDecoration(borderRadius: BorderRadius.circular(8)),
      clipBehavior: Clip.hardEdge,
      child: Row(
        children: [
          // Left side with icon and title
          Expanded(
            child: Container(
              height: 82,
              decoration: BoxDecoration(
                color: bgLabelColor,
                borderRadius: BorderRadius.only(
                  topRight: Radius.circular(8),
                  bottomRight: Radius.circular(8),
                ),
              ),
              child: Column(
                mainAxisAlignment: MainAxisAlignment.center,
                spacing: 4,
                children: [
                  SvgGenImage.vec(iconPath).svg(
                    width: 24,
                    height: 24,
                    colorFilter: ColorFilter.mode(iconColor, BlendMode.srcIn),
                  ),
                  Text(
                    title,
                    textAlign: TextAlign.right,
                    style: AppFonts.yekan14.copyWith(color: AppColor.mediumGreyDarkActive),
                  ),
                ],
              ),
            ),
          ),
          // Right side with description and unit
          Expanded(
            child: Container(
              decoration: BoxDecoration(
                color: bgDescriptionColor,
                borderRadius: BorderRadius.only(
                  topLeft: Radius.circular(8),
                  bottomLeft: Radius.circular(8),
                ),
              ),
              child: Column(
                mainAxisAlignment: MainAxisAlignment.center,
                spacing: 4,
                children: [
                  Text(
                    description,
                    textAlign: TextAlign.right,
                    style: AppFonts.yekan16.copyWith(color: AppColor.mediumGreyDarkActive),
                  ),
                  Text(
                    unit,
                    textAlign: TextAlign.center,
                    style: AppFonts.yekan12.copyWith(color: AppColor.mediumGreyDarkActive),
                  ),
                ],
              ),
            ),
          ),
        ],
      ),
    );
  }

  Container _informationIconCard({
    required String title,
    required String description,
    String unit = 'کیلوگرم',
    required String iconPath,
    required Color iconColor,
    required Color bgDescriptionColor,
    required Color bgLabelColor,
  }) {
    return Container(
      height: 110,
      decoration: BoxDecoration(borderRadius: BorderRadius.circular(8)),
      clipBehavior: Clip.hardEdge,
      child: Stack(
        alignment: Alignment.topCenter,
        children: [
          Positioned(
            bottom: 0,
            right: 0,
            left: 0,
            child: Container(
              height: 91,
              decoration: BoxDecoration(
                color: bgDescriptionColor,
                borderRadius: BorderRadius.circular(8),
                border: Border.all(width: 0.25, color: const Color(0xFFB4B4B4)),
              ),
              child: Column(
                mainAxisAlignment: MainAxisAlignment.center,
                spacing: 4,
                children: [
                  Text(
                    title,
                    textAlign: TextAlign.right,
                    style: AppFonts.yekan14.copyWith(color: AppColor.mediumGreyDarkActive),
                  ),
                  Text(
                    description,
                    textAlign: TextAlign.right,
                    style: AppFonts.yekan16.copyWith(color: AppColor.mediumGreyDarkActive),
                  ),
                  Text(
                    unit,
                    textAlign: TextAlign.center,
                    style: AppFonts.yekan12.copyWith(color: AppColor.mediumGreyDarkActive),
                  ),
                ],
              ),
            ),
          ),
          Positioned(
            top: 0,
            child: Container(
              width: 32,
              height: 32,
              decoration: ShapeDecoration(
                color: bgLabelColor,
                shape: RoundedRectangleBorder(
                  borderRadius: BorderRadius.circular(30),
                  side: BorderSide(width: 0.25, color: const Color(0xFFD5D5D5)),
                ),
              ),
              child: Center(
                child: SvgGenImage.vec(iconPath).svg(
                  width: 24,
                  height: 24,
                  colorFilter: ColorFilter.mode(iconColor, BlendMode.srcIn),
                ),
              ),
            ),
          ),
        ],
      ),
    );
  }

  Widget widelyUsed({
    required String title,
    required String iconPath,
    required VoidCallback onTap,
  }) {
    return Column(
      crossAxisAlignment: CrossAxisAlignment.center,
      mainAxisAlignment: MainAxisAlignment.start,
      spacing: 4,
      children: [
        Container(
          width: 48,
          height: 48,
          padding: EdgeInsets.all(4),
          decoration: ShapeDecoration(
            color: const Color(0xFFBECDFF),
            shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(8)),
          ),
          child: Container(
            width: 40,
            height: 40,
            decoration: ShapeDecoration(
              color: AppColor.blueNormal,
              shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(8)),
            ),
            child: SvgGenImage.vec(iconPath).svg(
              width: 24,
              height: 24,
              colorFilter: ColorFilter.mode(Colors.white, BlendMode.srcIn),
              fit: BoxFit.cover,
            ),
          ),
        ),
        Text(title, style: AppFonts.yekan10.copyWith(color: AppColor.blueNormal)),
      ],
    );
  }

  Widget addWidelyUsed({required VoidCallback onTap}) {
    return Column(
      crossAxisAlignment: CrossAxisAlignment.center,
      mainAxisAlignment: MainAxisAlignment.start,
      spacing: 4,
      children: [
        Container(
          width: 48,
          height: 48,
          padding: EdgeInsets.all(4),
          decoration: ShapeDecoration(
            color: const Color(0xFFD9F7F0),
            shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(8)),
          ),
          child: Assets.vec.messageAddSvg.svg(
            width: 40,
            height: 40,
            colorFilter: ColorFilter.mode(AppColor.greenNormal, BlendMode.srcIn),
            fit: BoxFit.cover,
          ),
        ),
        Text('افزودن', style: AppFonts.yekan10.copyWith(color: AppColor.greenDarkHover)),
      ],
    );
  }

  /*Column oldPage() {
    return Column(
      children: [
        inventoryWidget(),
        ObxValue((data) => broadcastInformationWidget(data.value), controller.killHouseDistributionInfo),
        SizedBox(height: 20),
        Padding(
          padding: const EdgeInsets.symmetric(horizontal: 8.0),
          child: Row(
            mainAxisAlignment: MainAxisAlignment.spaceBetween,
            children: [
              cardWidget(
                title: 'ورود به انبار',
                iconPath: Assets.icons.whareHouse.path,
                onTap: () {
                  Get.toNamed(ChickenRoutes.enteringTheWarehouse);
                },
              ),
              cardWidget(
                title: 'فروش داخل استان',
                iconPath: Assets.icons.inside.path,
                onTap: () {
                  Get.toNamed(ChickenRoutes.salesInProvince);
                },
              ),
              cardWidget(
                title: 'فروش خارج استان',
                iconPath: Assets.icons.outside.path,
                onTap: () {
                  Get.toNamed(ChickenRoutes.salesOutOfProvince);
                },
              ),
            ],
          ),
        ),
      ],
    );
  }

  Widget inventoryWidget() {
    return Padding(
      padding: const EdgeInsets.symmetric(horizontal: 8.0),
      child: Column(
        children: [
          const SizedBox(height: 20),
          Align(
            alignment: Alignment.centerRight,
            child: Text('موجودی انبار', style: AppFonts.yekan16Bold.copyWith(color: AppColor.blueNormal)),
          ),
          SizedBox(height: 4),
          ObxValue(
                (data) =>
            data.isEmpty
                ? Container(
              margin: const EdgeInsets.symmetric(vertical: 2),
              height: 80,
              padding: EdgeInsets.all(6),
              decoration: BoxDecoration(
                color: Colors.white,
                borderRadius: BorderRadius.circular(8),
                border: Border.all(color: AppColor.blueNormal, width: 1),
              ),
              child: Center(child: CircularProgressIndicator()),
            )
                : ListView.separated(
              shrinkWrap: true,
              physics: const NeverScrollableScrollPhysics(),
              itemCount: controller.inventoryList.length,
              separatorBuilder: (context, index) => const SizedBox(height: 8),
              itemBuilder: (context, index) {
                return ObxValue((expand) {
                  return GestureDetector(
                    onTap: () {
                      controller.toggleExpanded(index);
                    },
                    behavior: HitTestBehavior.opaque,
                    child: AnimatedContainer(
                      onEnd: () {
                        controller.inventoryExpandedList[index] = !controller.inventoryExpandedList[index]!;
                      },
                      margin: const EdgeInsets.symmetric(vertical: 2),
                      padding: EdgeInsets.all(6),
                      curve: Curves.easeInOut,
                      decoration: BoxDecoration(
                        color: Colors.white,
                        borderRadius: BorderRadius.circular(8),
                        border: Border.all(color: AppColor.blueNormal, width: 1),
                      ),
                      duration: const Duration(seconds: 1),
                      height: expand.keys.contains(index) ? 250 : 80,
                      child: inventoryItem(
                        isExpanded: expand.keys.contains(index) && expand[index]!,
                        index: index,
                        model: controller.inventoryList[index],
                      ),
                    ),
                  );
                }, controller.inventoryExpandedList);
              },
            ),
            controller.inventoryList,
          ),
        ],
      ),
    );
  }

  Widget inventoryItem({required bool isExpanded, required int index, required InventoryModel model}) {
    return Column(
      mainAxisAlignment: MainAxisAlignment.center,
      spacing: 8,
      children: [
        buildRow('نام محصول', model.name ?? ''),
        Visibility(
          visible: isExpanded,
          child: Column(
            spacing: 8,
            children: [
              buildRow('وزن خریدهای دولتی داخل استان (کیلوگرم)', '0326598653'),
              buildRow('وزن خریدهای آزاد داخل استان (کیلوگرم)', model.receiveFreeCarcassesWeight.toString()),
              buildRow('وزن خریدهای خارج استان (کیلوگرم)', model.freeBuyingCarcassesWeight.toString()),
              buildRow('کل ورودی به انبار (کیلوگرم)', model.totalFreeBarsCarcassesWeight.toString()),
              buildRow('کل فروش (کیلوگرم)', model.realAllocatedWeight.toString()),
              buildRow('مانده انبار (کیلوگرم)', model.totalRemainWeight.toString()),
            ],
          ),
        ),
      ],
    );
  }*/

  Widget buildRow(String title, String value) {
    return Padding(
      padding: const EdgeInsets.symmetric(vertical: 4.0),
      child: Row(
        mainAxisAlignment: MainAxisAlignment.spaceBetween,
        children: [
          Flexible(
            flex: 2,
            child: Text(
              title,
              textAlign: TextAlign.right,
              style: AppFonts.yekan14.copyWith(color: AppColor.darkGreyDarkHover),
            ),
          ),
          Flexible(
            flex: 1,
            child: Text(
              value,
              textAlign: TextAlign.center,
              style: AppFonts.yekan14.copyWith(color: AppColor.darkGreyDarkHover),
            ),
          ),
        ],
      ),
    );
  }

  Widget broadcastInformationWidget(KillHouseDistributionInfo? model) {
    return Container(
      height: 140,
      margin: const EdgeInsets.all(8),
      padding: const EdgeInsets.all(12),
      decoration: BoxDecoration(
        color: Colors.white,
        borderRadius: BorderRadius.circular(8),
        border: Border.all(color: AppColor.blueNormal, width: 1),
      ),
      child: model != null
          ? Column(
              crossAxisAlignment: CrossAxisAlignment.start,
              spacing: 10,
              children: [
                Text(
                  'اطلاعات ارسالی',
                  textAlign: TextAlign.right,
                  style: AppFonts.yekan16Bold.copyWith(color: AppColor.blueNormal),
                ),
                const SizedBox(height: 12),
                buildRow(
                  'فروش و توزیع داخل استان (کیلوگرم)',
                  model.stewardAllocationsWeight!.toInt().toString(),
                ),
                buildRow(
                  'فروش و توزیع خارج استان (کیلوگرم)',
                  model.freeSalesWeight!.toInt().toString(),
                ),
              ],
            )
          : const Center(child: CircularProgressIndicator()),
    );
  }

  Widget cardWidget({
    required String title,
    required String iconPath,
    required VoidCallback onTap,
  }) {
    return Container(
      width: Get.width / 4,
      height: 130,
      child: GestureDetector(
        onTap: onTap,
        child: Card(
          shape: RoundedRectangleBorder(
            borderRadius: BorderRadius.circular(8),
            side: BorderSide(width: 1, color: AppColor.blueNormal),
          ),
          child: Padding(
            padding: EdgeInsets.all(16),
            child: Column(
              mainAxisAlignment: MainAxisAlignment.center,
              crossAxisAlignment: CrossAxisAlignment.center,
              children: [
                SvgGenImage(iconPath).svg(width: 50, height: 50),
                SizedBox(height: 4),
                Text(
                  title,
                  textAlign: TextAlign.center,
                  style: AppFonts.yekan12.copyWith(color: AppColor.blueNormal),
                ),
              ],
            ),
          ),
        ),
      ),
    );
  }
}