import 'package:flutter/material.dart';
import 'package:get/get.dart';
import 'package:rogapp/model/destination.dart';
import 'package:rogapp/pages/destination/destination_controller.dart';
import 'package:rogapp/widgets/bottom_sheets/bottom_sheet_base.dart';
import 'package:latlong2/latlong.dart';
import 'package:rogapp/pages/camera/camera_page.dart';
import 'dart:ui' as ui;

class BottomSheetGoal extends BottomSheetBase {
  BottomSheetGoal({super.key, required super.destination});

  final DestinationController destinationController = Get.find<DestinationController>();

  @override
  List<Widget> buildWidgets(BuildContext context) {
    // super.buildWidgets(context) を継承して、追加のウィジェットをリストに組み込む
    return [
      ...super.buildWidgets(context),
      ElevatedButton(
        onPressed: destinationController.distanceToStart() <= 100
            ? () async {
          // 「ゴール時間撮影」ボタンがタップされた際の処理
          Destination cdest = destinationController.festuretoDestination(indexController.currentFeature[0]);
          var distance = const Distance();
          double distanceToDest = distance.as(
              LengthUnit.Meter,
              LatLng(
                  destinationController.currentLat, destinationController.currentLon),
              LatLng(cdest.lat!, cdest.lon!));

          if (destinationController.rogainingCounted.value == true &&
              // destinationController.distanceToStart() <= 500 &&  ... GPS信号が弱い時でもOKとする。
              (destinationController.distanceToStart() <= 500 || destinationController.isGpsSignalWeak() ) &&
              destination.cp == -1 &&
              DestinationController.ready_for_goal == true) {

            destinationController.isAtGoal.value = true;
            destinationController.photos.clear();
            await showModalBottomSheet(
                constraints: BoxConstraints.loose(
                    ui.Size(Get.width, Get.height * 0.75)),
                context: Get.context!,
                isScrollControlled: true,
                builder: ((context) => CameraPage(
                  destination: destination,
                ))).whenComplete(() {
              destinationController.skipGps = false;
              destinationController.chekcs = 0;
              destinationController.isAtGoal.value = false;
            });

          }
        }
            : null,
        child: const Text('ゴール時間撮影'),
      ),
    ];
  }

  @override
  Widget build(BuildContext context) {
    return SingleChildScrollView(
      child: Column(
        children: buildWidgets(context),
      ),
    );
  }
}