import 'package:dsbridge_flutter/dsbridge_flutter.dart';
import 'package:electronic_assistant/base/base_page.dart';
import 'package:electronic_assistant/module/talk/controller.dart';
import 'package:electronic_assistant/module/talk/mindmap/view.dart';
import 'package:electronic_assistant/module/talk/summary/view.dart';
import 'package:electronic_assistant/module/talk/todo/view.dart';
import 'package:electronic_assistant/resource/colors.gen.dart';
import 'package:electronic_assistant/utils/expand.dart';
import 'package:electronic_assistant/utils/fixed_size_tab_indicator.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:get/get.dart';

import '../../data/bean/talks.dart';
import '../../data/consts/event_report_id.dart';
import '../../resource/assets.gen.dart';
import '../../resource/string.gen.dart';
import '../../router/app_pages.dart';
import '../../utils/common_style.dart';
import 'original/view.dart';

class TalkPage extends BasePage<TalkController> {
  final String? talkId;

  late final List<Widget> _pages;

  TalkPage({super.key})
      : talkId = Get.arguments[TalkController.argumentTalkId] {
    Get.lazyPut<TalkController>(() => TalkController(),
        tag: talkId, fenix: true);
    _pages = [
      SummaryView(talkId),
      MindMapView(talkId),
      TodoView(talkId),
      OriginalView(talkId),
    ];
  }

  @override
  get controller => Get.find<TalkController>(tag: talkId);

  static void start(TalkBean item, {String eventTag = EventId.id_002}) {
    if (Get.currentRoute == RoutePath.talkDetail &&
        Get.arguments[TalkController.argumentTalkId] == item.id) {
      return;
    }
    Get.toNamed(RoutePath.talkDetail,
        arguments: {
          TalkController.argumentItem: item,
          TalkController.argumentEventTag: eventTag,
          TalkController.argumentTalkId: item.id,
        },
        preventDuplicates: false);
  }

  static void startById(String talkId, {String eventTag = ''}) {
    if (Get.currentRoute == RoutePath.talkDetail &&
        Get.arguments[TalkController.argumentTalkId] == talkId) {
      return;
    }
    Get.toNamed(RoutePath.talkDetail,
        arguments: {
          TalkController.argumentTalkId: talkId,
          TalkController.argumentEventTag: eventTag,
        },
        preventDuplicates: false);
  }

  @override
  Widget buildBody(BuildContext context) {
    return WillPopScope(
      onWillPop: () async {
        if (controller.isEditModel) {
          controller.onEditCancel();
          return false;
        }
        if (controller.isShowMindFullScreen.value) {
          controller.onExitMindFullScreen();
          return false;
        }
        return true;
      },
      child: DefaultTabController(
        initialIndex: controller.defaultIndex,
        length: controller.tabBeans.length,
        child: Stack(
          children: [
            Obx(() {
              return controller.temporaryController != null
                  ? DWebViewWidget(controller: controller.temporaryController!)
                  : const SizedBox.shrink();
            }),
            _buildTalkContentView(),
            buildBottomView()
          ],
        ),
      ),
    );
  }

  Widget _buildTalkContentView() {
    return Builder(builder: (context) {
      final statusBarHeight = MediaQuery.of(context).padding.top;
      return Obx(() {
        return Column(
          children: [
            AnimatedContainer(
              key: controller.headGlobalKey,
              decoration: BoxDecoration(
                gradient: LinearGradient(
                  colors: ['#E1E9FF'.toColor(), '#F9FAFE'.toColor()],
                  begin: Alignment.topCenter,
                  end: Alignment.bottomCenter,
                  stops: const [0, 1.0],
                ),
              ),
              height: controller.isShowMindFullScreen.value
                  ? 0
                  : controller.headViewHeight,
              duration: controller.mindFullDuration,
              child: SingleChildScrollView(
                physics: const NeverScrollableScrollPhysics(),
                child: Column(children: [
                  SizedBox(height: statusBarHeight),
                  Row(
                    mainAxisAlignment: MainAxisAlignment.spaceBetween,
                    children: [
                      _buildToolbarLeftView(),
                      _buildToolbarRightView(),
                    ],
                  ),
                  buildTabBar(context),
                ]),
              ),
            ),
            buildTalkContentView()
          ],
        );
      });
    });
  }

  Widget buildTabBar(BuildContext context) {
    TabController tabController = DefaultTabController.of(context);
    tabController.addListener(() {
      controller.updateTabIndex(tabController.index);
    });
    return Obx(() {
      if (!controller.isEditModel) {
        return Column(
          children: [
            TabBar(
                labelStyle:
                    TextStyle(fontSize: 16.sp, fontWeight: FontWeight.bold),
                unselectedLabelStyle: TextStyle(fontSize: 14.sp),
                labelColor: ColorName.primaryTextColor,
                unselectedLabelColor: ColorName.secondaryTextColor,
                labelPadding: EdgeInsets.only(top: 4.h),
                dividerHeight: 0,
                splashFactory: NoSplash.splashFactory,
                indicator: FixedSizeTabIndicator(
                    width: 16.w,
                    height: 3.w,
                    radius: 3,
                    color: ColorName.colorPrimary),
                tabs: controller.tabBeans
                    .map((bean) => Tab(text: bean.title))
                    .toList()),
            SizedBox(height: 6.h),
            Divider(height: 1, color: '#F2F4F9'.color)
          ],
        );
      } else {
        return SizedBox(height: 8.h, width: double.infinity);
      }
    });
  }

  @override
  bool immersive() {
    return true;
  }

  Widget buildTalkContentView() {
    return Obx(() {
      if (controller.talkBean.value?.status.value == TalkStatus.notAnalysis &&
          controller.isUploading.value != true) {
        if (controller.isShowElectricLow.value) {
          return buildElectricLowView();
        } else {
          return buildNotAnalysisView();
        }
      } else {
        return buildTabContentView();
      }
    });
  }

  Widget buildTabContentView() {
    return Expanded(
      child: TabBarView(
        physics: controller.isEditModel ||
                controller.checkTabBean.value?.isDisallowScroll == true
            ? const NeverScrollableScrollPhysics()
            : null,
        children: _pages,
      ),
    );
  }

  Widget buildNotAnalysisView() {
    return SizedBox(
      width: double.infinity,
      child: Column(
        children: [
          SizedBox(height: 119.h),
          SizedBox(
              width: 100.w,
              height: 100.w,
              child: Assets.images.iconTalkSummaryUnanalyzed.image()),
          SizedBox(height: 4.h),
          Text(StringName.talkUnAnalyzed.tr,
              style: TextStyle(
                  fontSize: 15.sp, color: ColorName.primaryTextColor)),
          SizedBox(height: 2.h),
          Text(StringName.talkUnAnalyzedTips.tr,
              style: TextStyle(
                  fontSize: 12.sp, color: ColorName.secondaryTextColor)),
          SizedBox(height: 24.h),
          GestureDetector(
            onTap: () {
              controller.checkCanAnalyze();
            },
            child: Container(
              decoration: getPrimaryBtnDecoration(8),
              width: 240.w,
              height: 48.w,
              child: Center(
                child: Text(
                  StringName.talkAnalyzedBtnTxt.tr,
                  style: TextStyle(fontSize: 16.sp, color: ColorName.white),
                ),
              ),
            ),
          )
        ],
      ),
    );
  }

  Widget buildElectricLowView() {
    return GestureDetector(
      onTap: () {
        controller.onGoElectricStore();
      },
      child: Container(
        color: const Color(0xFFDFE4FC),
        padding:
            EdgeInsets.only(left: 16.w, right: 12.w, top: 8.h, bottom: 8.h),
        child: Row(
          children: [
            SizedBox(
                width: 46.w,
                height: 56.w,
                child: Assets.images.iconTalkElectricLow.image()),
            SizedBox(width: 10.w),
            IntrinsicHeight(
              child: Column(
                crossAxisAlignment: CrossAxisAlignment.start,
                children: [
                  SizedBox(
                      width: 90.w,
                      height: 21.w,
                      child: Assets.images.iconTalkElectricLowTxt.image()),
                  SizedBox(width: 1.w),
                  Text(StringName.talkElectricLow.tr,
                      style: TextStyle(
                          fontSize: 12.sp,
                          color: ColorName.secondaryTextColor)),
                ],
              ),
            ),
            const Spacer(),
            Container(
                decoration: getPrimaryBtnDecoration(8),
                width: 100.w,
                height: 36.w,
                child: Center(
                  child: Text(StringName.talkGoStore.tr,
                      style:
                          TextStyle(fontSize: 16.sp, color: ColorName.white)),
                ))
          ],
        ),
      ),
    );
  }

  Widget buildBottomView() {
    return Obx(() {
      return Visibility(
        key: controller.bottomGlobalKey,
        visible: controller.isEditModel == false,
        child: AnimatedPositioned(
          duration: controller.mindFullDuration,
          bottom: controller.isShowMindFullScreen.value
              ? controller.getBottomViewHeight()
              : 0.h,
          left: 0,
          right: 0,
          child: Align(
            alignment: Alignment.bottomCenter,
            child: Container(
              margin: EdgeInsets.only(bottom: 20.h),
              child: IntrinsicHeight(
                child: Column(
                  crossAxisAlignment: CrossAxisAlignment.end,
                  children: [
                    _buildAIAnalysisView(),
                    SizedBox(height: 8.h),
                    _buildTalkEditView(),
                    SizedBox(height: 10.h),
                    buildAudioView()
                  ],
                ),
              ),
            ),
          ),
        ),
      );
    });
  }

  Widget _buildTalkEditView() {
    return Obx(() {
      return Visibility(
        visible: controller.talkBean.value?.status.value ==
                TalkStatus.analysisSuccess &&
            controller.checkTabBean.value?.isShowEdit == true,
        maintainState: true,
        maintainAnimation: true,
        maintainSize: true,
        child: GestureDetector(
          onTap: () => controller.onEditModelClick(),
          child: Align(
            alignment: Alignment.centerLeft,
            child: Container(
              margin: EdgeInsets.only(left: 12.w),
              padding: EdgeInsets.symmetric(horizontal: 8.w, vertical: 6.w),
              decoration: BoxDecoration(
                  color: ColorName.white,
                  borderRadius: BorderRadius.circular(100),
                  boxShadow: [
                    BoxShadow(
                      color: ColorName.black5.withOpacity(0.08),
                      spreadRadius: 2,
                      blurRadius: 12,
                      offset: const Offset(0, 1),
                    ),
                  ]),
              child: IntrinsicWidth(
                child: Row(
                  children: [
                    Assets.images.iconTalkEdit.image(width: 16.w, height: 16.w),
                    SizedBox(width: 2.w),
                    Text(StringName.talkUpdateTxt.tr,
                        style: TextStyle(
                            height: 1,
                            fontSize: 14.sp,
                            color: ColorName.primaryTextColor))
                  ],
                ),
              ),
            ),
          ),
        ),
      );
    });
  }

  Widget _buildAIAnalysisView() {
    return Obx(() {
      return Visibility(
        visible: controller.talkBean.value?.status.value ==
            TalkStatus.analysisSuccess,
        child: GestureDetector(
          onTap: () {
            controller.clickAIAnalysis();
          },
          child: Container(
              margin: EdgeInsets.only(right: 8.w),
              width: 64.w,
              height: 64.w,
              child: Assets.images.iconTalkLogo.image()),
        ),
      );
    });
  }

  buildAudioView() {
    return Container(
      decoration: BoxDecoration(
        color: Colors.white,
        borderRadius: BorderRadius.circular(100),
        boxShadow: [
          BoxShadow(
            color: ColorName.black5.withOpacity(0.1),
            spreadRadius: 2,
            blurRadius: 12,
            offset: const Offset(0, 3),
          ),
        ],
      ),
      margin: EdgeInsets.symmetric(horizontal: 12.w),
      padding: EdgeInsets.symmetric(vertical: 6.w, horizontal: 9.w),
      child: Row(
        children: [
          GestureDetector(
            onTap: () {
              controller.clickPlayAudio();
            },
            child: Obx(() {
              return SizedBox(
                  width: 36.w,
                  height: 36.w,
                  child: (controller.isAudioPlaying.value)
                      ? Assets.images.iconTalkAudioPlaying.image()
                      : Assets.images.iconTalkAudioPause.image());
            }),
          ),
          SizedBox(width: 15.w),
          Builder(builder: (context) {
            return Flexible(
              child: Obx(() {
                return SliderTheme(
                  data: SliderTheme.of(context).copyWith(
                    thumbColor: Colors.white,
                    overlayShape: SliderComponentShape.noOverlay,
                    trackHeight: 8,
                    activeTrackColor: "#8A89E9".toColor(),
                    inactiveTrackColor: "#F6F5F8".toColor(),
                    trackShape: CustomTrackShape(),
                  ),
                  child: Slider(
                    value: controller.audioProgressValue.value,
                    min: 0.0,
                    max: controller.sliderMax,
                    onChanged: (value) {
                      controller.updateProgress(value);
                    },
                  ),
                );
              }),
            );
          }),
          SizedBox(width: 11.w),
          Obx(() {
            return Text(controller.audioDuration.value.toFormattedString(),
                style: TextStyle(
                    fontSize: 10.sp, color: ColorName.secondaryTextColor));
          })
        ],
      ),
    );
  }

  Widget _buildToolbarLeftView() {
    return Obx(() {
      if (controller.isEditModel) {
        return Align(
          alignment: Alignment.centerLeft,
          child: IconButton(
            icon: Assets.images.iconTalkEditCancel
                .image(width: 24.w, height: 24.w),
            onPressed: () {
              controller.onEditCancel();
            },
          ),
        );
      } else {
        return Row(
          children: [
            IconButton(
              icon: Assets.images.iconTalkBack.image(width: 24.w, height: 24.w),
              onPressed: () {
                Get.back();
              },
            ),
            SizedBox(width: 6.w),
            Obx(() {
              return GestureDetector(
                onTap: () {
                  controller.onEditTitleClick();
                },
                child: Column(
                  mainAxisAlignment: MainAxisAlignment.center,
                  crossAxisAlignment: CrossAxisAlignment.start,
                  children: [
                    Row(
                      children: [
                        ConstrainedBox(
                          constraints: BoxConstraints(maxWidth: 0.65.sw),
                          child: Text(
                            maxLines: 1,
                            overflow: TextOverflow.ellipsis,
                            controller.talkBean.value?.title.value ?? '',
                            style: TextStyle(
                              fontWeight: FontWeight.bold,
                              fontSize: 15.sp,
                              color: ColorName.primaryTextColor,
                            ),
                          ),
                        ),
                        SizedBox(width: 2.w),
                        Assets.images.iconTalkEditTitle
                            .image(width: 16.w, height: 16.w)
                      ],
                    ),
                    SizedBox(height: 2.h),
                    Text(
                      controller.talkBean.value?.createTime ?? '',
                      style: TextStyle(
                          fontSize: 11.sp, color: ColorName.secondaryTextColor),
                    )
                  ],
                ),
              );
            })
          ],
        );
      }
    });
  }

  Widget _buildToolbarRightView() {
    return Obx(() {
      return Visibility(
        visible: controller.talkBean.value?.status.value ==
            TalkStatus.analysisSuccess,
        child: controller.isEditModel
            ? GestureDetector(
                onTap: () {
                  controller.onEditDoneClick();
                },
                child: Padding(
                  padding: EdgeInsets.symmetric(horizontal: 12.w),
                  child: Text(StringName.done.tr,
                      style: TextStyle(
                          fontSize: 17.sp, color: ColorName.primaryTextColor)),
                ),
              )
            : Row(
                children: [
                  IconButton(
                    icon: Assets.images.iconTalkShare
                        .image(width: 20.w, height: 20.w),
                    onPressed: () {
                      controller.onShareClick();
                    },
                  ),
                ],
              ),
      );
    });
  }
}

class CustomTrackShape extends RoundedRectSliderTrackShape {
  @override
  Rect getPreferredRect({
    required RenderBox parentBox,
    Offset offset = Offset.zero,
    required SliderThemeData sliderTheme,
    bool isEnabled = false,
    bool isDiscrete = false,
  }) {
    final trackHeight = sliderTheme.trackHeight;
    final trackLeft = offset.dx;
    final trackTop = offset.dy + (parentBox.size.height - trackHeight!) / 2;
    final trackWidth = parentBox.size.width;
    return Rect.fromLTWH(trackLeft, trackTop, trackWidth, trackHeight);
  }
}