import 'dart:convert';

import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_broadcast_receiver/flutter_broadcast_receiver.dart';
import 'package:isar/isar.dart';
import 'package:stadtbote/content_views/accepted_jobs_page.dart';
import 'package:stadtbote/content_views/assigned_jobs_page.dart';
import 'package:stadtbote/content_views/finished_jobs_page.dart';
import 'package:stadtbote/content_views/messages_page.dart';
import 'package:stadtbote/content_views/utils/content_view_widget.dart';
import 'package:stadtbote/content_views/utils/header_info.dart';
import 'package:stadtbote/model/status.dart';
import 'package:stadtbote/popups/infos_popup.dart';
import 'package:stadtbote/tools/session_info_update.dart';

import '../main.dart';
import '../model/job.dart';
import '../tools/constants.dart';
import '../tools/util.dart';

class MainPage extends ContentViewWidget {
  final ValueNotifier<String> _zipValueNotifier = ValueNotifier("----");
  final ValueNotifier<String> _sidValueNotifier = ValueNotifier("----");

  MainPage({super.key}) {
    Status? status = MyApp.isarInstance.status.where().findFirstSync();
    if (status != null) {
      _zipValueNotifier.value = status.locZip;
      _sidValueNotifier.value = status.sid;
    }
  }

  @override
  State<MainPage> createState() => _MainPageState();

  @override
  Future<HeaderInfo> getHeaderInfo(BuildContext context) async {
    return HeaderInfo(
        titleWidget: Container(
          padding: const EdgeInsets.symmetric(horizontal: 5, vertical: 3),
          child: Column(children: [
            ValueListenableBuilder<String>(
              valueListenable: _zipValueNotifier,
              builder: (context, value, child) {
                return Text(
                  value,
                  style: const TextStyle(
                    color: Colors.white,
                    fontSize: 18.0,
                  ),
                );
              },
            ),
            const SizedBox(height: 5),
            ValueListenableBuilder<String>(
              valueListenable: _sidValueNotifier,
              builder: (context, value, child) {
                return Text(
                  value,
                  style: const TextStyle(
                    color: Colors.white,
                    fontSize: 18.0,
                  ),
                );
              },
            ),
          ]),
        ),
        rightButtonEnabled: true,
        rightButtonVisible: true,
        rightButtonImage: Util.fetchFutureIcon(const Icon(Icons.info_outline, size: 20.0, color: Colors.white)),
        rightButtonOnPressed: () async {
          showInfosPopup(context);
        });
  }
}

class _MainPageState extends State<MainPage> {
  @override
  void initState() {
    super.initState();

    _initMessages();
  }

  @override
  Widget build(BuildContext context) {
    return Stack(
      children: [
        Padding(
          padding: const EdgeInsets.all(16.0),
          child: Column(
            mainAxisSize: MainAxisSize.max,
            mainAxisAlignment: MainAxisAlignment.start,
            crossAxisAlignment: CrossAxisAlignment.stretch,
            children: [
              getDefaultButton(
                  'Zugewiesene Aufträge',
                  image: Image.asset('assets/zugewiesene_auftraege.png', width: 30, height: 30),
                  () => {BroadcastReceiver().publish<ContentViewWidget>(Constants.messageTopicPushContentView, arguments: const AssignedJobsPage())}),
              const SizedBox(height: 10),
              getDefaultButton(
                  'Angenommene Aufträge',
                  image: Image.asset('assets/angenommene_auftraege.png', width: 30, height: 30),
                  () => {BroadcastReceiver().publish<ContentViewWidget>(Constants.messageTopicPushContentView, arguments: const AcceptedJobsPage())}),
              const SizedBox(height: 10),
              getDefaultButton(
                  'Erledigte Aufträge',
                  image: Image.asset('assets/erledigte_auftraege.png', width: 30, height: 30),
                  () => {BroadcastReceiver().publish<ContentViewWidget>(Constants.messageTopicPushContentView, arguments: const FinishedJobsPage())}),
              const SizedBox(height: 10),
              getDefaultButton(
                  'Nachrichten',
                  image: Image.asset('assets/nachrichten.png', width: 30, height: 30),
                  () => {BroadcastReceiver().publish<ContentViewWidget>(Constants.messageTopicPushContentView, arguments: const MessagesPage())}),
              const SizedBox(height: 10),
              getDefaultButton(
                  'Anfahrtsbereich',
                  image: Image.asset('assets/anfahrtsbereich.png', width: 30, height: 30),
                  () => {
                        //BroadcastReceiver().publish<ContentViewWidget>(Constants.messageTopicPushContentView, arguments: const FinishedJobsPage())
                      }),
              const SizedBox(height: 10),
              getDefaultButton(
                  'Abmelden',
                  image: Image.asset('assets/abmelden.png', width: 30, height: 30),
                  () => {
                        _test()
                        //BroadcastReceiver().publish<ContentViewWidget>(Constants.messageTopicPushContentView, arguments: const FinishedJobsPage())
                      }),
              Expanded(
                child: Container(
                  decoration: BoxDecoration(
                    color: Colors.transparent,
                    border: Border.all(
                      color: Colors.transparent,
                      width: 2.0,
                    ),
                  ),
                ),
              ),
              Image.asset(
                'assets/sb_logo.png',
                width: 100,
                height: 100,
              ),
            ],
          ),
        ),
      ],
    );
  }

  _test() async {
    var json = await rootBundle.loadString('assets/job.json');
    var jsonMap = jsonDecode(json);
    var payload = jsonMap["payload"];

    var jobsPayload = JobsPayload.fromJson(payload);

    if (jobsPayload.jobs != null) {
      MyApp.isarInstance.writeTxnSync(() {
        for (var job in jobsPayload.jobs as List<Job>) {
          MyApp.isarInstance.jobs.putSync(job);
        }
      });
    }
  }

  _initMessages() {
    BroadcastReceiver().subscribe<StatusInfoUpdate>(Constants.messageTopicStatusInfoUpdate, (statusInfoUpdate) {
      widget._sidValueNotifier.value = statusInfoUpdate.status.sid;
    });
  }
}