import 'dart:io' show Platform;

import 'package:flutter/foundation.dart' show kIsWeb;
import 'package:flutter/material.dart';
import 'package:flutter_app_update/flutter_app_update.dart';
import 'package:hooks_riverpod/hooks_riverpod.dart';
import 'package:url_launcher/url_launcher.dart';

import '../data/update_api_client.dart';
import '../presentation/update_dialog.dart';
import 'update_progress.dart';

enum UpgradeCheckSource { automatic, manual }

class UpdateService {
  static bool get isSupported =>
      !kIsWeb && (Platform.isAndroid || Platform.isIOS);

  static Future<void> showIfNeeded(
    BuildContext context,
    WidgetRef ref,
    UpgradeInfo info, {
    required UpgradeCheckSource source,
    VoidCallback? onLatest,
  }) async {
    if (ref.read(updateDialogVisibleProvider)) return;

    final shouldShow = source == UpgradeCheckSource.automatic
        ? info.show == 1 && info.hasPublishedUpdate
        : info.hasPublishedUpdate;
    if (!shouldShow) {
      onLatest?.call();
      return;
    }
    final uri = Uri.tryParse(info.url);
    if (uri == null || uri.scheme != 'https' || !uri.hasAuthority) return;
    final force = info.force == 1;
    ref.read(updateDialogVisibleProvider.notifier).state = true;
    try {
      await showModalBottomSheet<void>(
        context: context,
        useRootNavigator: true,
        isDismissible: !force,
        enableDrag: !force,
        isScrollControlled: true,
        builder: (_) => UpdateDialog(upgrade: info, source: source),
      );
    } finally {
      ref.read(updateProgressProvider.notifier).state = null;
      ref.read(updateUrlProvider.notifier).state = null;
      ref.read(updateDialogVisibleProvider.notifier).state = false;
    }
  }

  static Future<void> startUpdate(
    String downloadUrl, {
    bool showNotification = true,
  }) async {
    if (kIsWeb) return;
    if (Platform.isIOS) {
      await _openIosUpdateUrl(downloadUrl);
      return;
    }
    await AzhonAppUpdate.update(
      UpdateModel(
        downloadUrl,
        'jinzhi-update.apk',
        'ic_launcher',
        'https://apps.apple.com/search?term=%E9%87%91%E5%80%BC',
        showNotification: showNotification,
        showBgdToast: false,
      ),
    );
  }

  static Future<void> install(String url) async {
    if (kIsWeb) return;
    if (Platform.isIOS) {
      await _openIosUpdateUrl(url);
      return;
    }
    await AzhonAppUpdate.install(url);
  }

  static Future<void> _openIosUpdateUrl(String downloadUrl) async {
    final uri = Uri.tryParse(downloadUrl);
    if (uri != null && uri.scheme == 'https' && uri.hasAuthority) {
      await launchUrl(uri, mode: LaunchMode.externalApplication);
    }
  }
}