import 'dart:ui' show PlatformDispatcher;

import 'package:flutter/widgets.dart';
import 'package:get/get.dart';

import 'app_locale_resolution.dart';
import 'gen/app_localizations.dart';

export 'app_locale_resolution.dart';
export 'gen/app_localizations.dart';

/// 在 Widget build() 中通过 context 访问：context.l10n.appName
extension AppLocalizationsX on BuildContext {
  AppLocalizations get l10n =>
      AppLocalizations.of(this) ?? currentAppLocalizations();
}

/// 在 Controller / 无 context 场景中全局访问：l10n.appName
AppLocalizations get l10n {
  final context = _safeGetContext();
  final localizations = context != null ? AppLocalizations.of(context) : null;
  return localizations ?? currentAppLocalizations();
}

AppLocalizations currentAppLocalizations() {
  final locale = resolveAppLocale(
    Get.locale ?? PlatformDispatcher.instance.locale,
    AppLocalizations.supportedLocales,
  );
  return lookupAppLocalizations(locale);
}

/// Explicit dialog-title vocabulary. Keeping this typed prevents individual
/// reports from drifting away from the interaction-scene table.
enum InteractionSceneTitle {
  todayAverageHrv,
  todayRestingHeartRate,
  todaySleepStatus,
  todayFitnessStatus,
  weekStressTrend,
  monthStressTrend,
  stressTrend,
  yearStressTrend,
  todayActivityBurn,
  weekActivityBurn,
  monthActivityBurn,
  activityBurn,
  weekSleepTime,
  monthSleepTime,
  sleepTime,
  pkSteps,
  pkCalories,
  pkStandTime,
  pkMonthlyResult,
}

/// Temporary compatibility getters while the checked-in localization output is
/// regenerated. Once `flutter gen-l10n` runs, the generated instance members
/// take precedence over these extension members.
extension InteractionAppLocalizations on AppLocalizations {
  String interactSceneTitle(InteractionSceneTitle title, {int? year}) {
    final zhHans = switch (title) {
      InteractionSceneTitle.todayAverageHrv => '今日平均HRV',
      InteractionSceneTitle.todayRestingHeartRate => '今日静息心率',
      InteractionSceneTitle.todaySleepStatus => '今日睡眠情况',
      InteractionSceneTitle.todayFitnessStatus => '今日健身情况',
      InteractionSceneTitle.weekStressTrend => '本周压力趋势',
      InteractionSceneTitle.monthStressTrend => '本月压力趋势',
      InteractionSceneTitle.stressTrend => '压力趋势',
      InteractionSceneTitle.yearStressTrend =>
        '${year ?? DateTime.now().year}年压力趋势',
      InteractionSceneTitle.todayActivityBurn => '今日活动消耗',
      InteractionSceneTitle.weekActivityBurn => '本周活动消耗',
      InteractionSceneTitle.monthActivityBurn => '本月活动消耗',
      InteractionSceneTitle.activityBurn => '活动消耗',
      InteractionSceneTitle.weekSleepTime => '本周入睡时间',
      InteractionSceneTitle.monthSleepTime => '本月入睡时间',
      InteractionSceneTitle.sleepTime => '入睡时间',
      InteractionSceneTitle.pkSteps => 'PK-今日步数',
      InteractionSceneTitle.pkCalories => 'PK-活动记录',
      InteractionSceneTitle.pkStandTime => 'PK-站立时间',
      InteractionSceneTitle.pkMonthlyResult => 'PK-本月胜率',
    };
    final english = switch (title) {
      InteractionSceneTitle.todayAverageHrv => 'Today’s average HRV',
      InteractionSceneTitle.todayRestingHeartRate =>
        'Today’s resting heart rate',
      InteractionSceneTitle.todaySleepStatus => 'Today’s sleep',
      InteractionSceneTitle.todayFitnessStatus => 'Today’s fitness',
      InteractionSceneTitle.weekStressTrend => 'Weekly stress trend',
      InteractionSceneTitle.monthStressTrend => 'Monthly stress trend',
      InteractionSceneTitle.stressTrend => 'Stress trend',
      InteractionSceneTitle.yearStressTrend =>
        '${year ?? DateTime.now().year} stress trend',
      InteractionSceneTitle.todayActivityBurn => 'Today’s activity burn',
      InteractionSceneTitle.weekActivityBurn => 'Weekly activity burn',
      InteractionSceneTitle.monthActivityBurn => 'Monthly activity burn',
      InteractionSceneTitle.activityBurn => 'Activity burn',
      InteractionSceneTitle.weekSleepTime => 'Weekly sleep time',
      InteractionSceneTitle.monthSleepTime => 'Monthly sleep time',
      InteractionSceneTitle.sleepTime => 'Sleep time',
      InteractionSceneTitle.pkSteps => 'PK - today’s steps',
      InteractionSceneTitle.pkCalories => 'PK - activity record',
      InteractionSceneTitle.pkStandTime => 'PK - standing time',
      InteractionSceneTitle.pkMonthlyResult => 'PK - monthly win rate',
    };
    return switch (localeName) {
      'zh' || 'zh_Hans' => zhHans,
      'zh_Hant' =>
        zhHans
            .replaceAll('压力', '壓力')
            .replaceAll('静息', '靜息')
            .replaceAll('情况', '情況')
            .replaceAll('活动', '活動')
            .replaceAll('站立', '站立')
            .replaceAll('胜率', '勝率'),
      _ => english,
    };
  }

  String get interactRecordSelf => switch (localeName) {
    'zh' || 'zh_Hans' || 'zh_Hant' => '我',
    'ja' => '私',
    'ko' => '나',
    'de' => 'Ich',
    'es' => 'Yo',
    'fil' => 'Ako',
    'fr' => 'Je',
    'hi' => 'मैं',
    'it' => 'Io',
    'nl' => 'Ik',
    'pt' || 'pt_BR' || 'pt_PT' => 'Eu',
    'ru' => 'Я',
    'tr' => 'Ben',
    _ => 'I',
  };

  String get interactRecordYou => switch (localeName) {
    'zh' || 'zh_Hans' || 'zh_Hant' => '你',
    'ja' => 'あなた',
    'ko' => '너',
    'de' => 'dich',
    'es' => 'ti',
    'fil' => 'ikaw',
    'fr' => 'toi',
    'hi' => 'तुम्हें',
    'it' => 'te',
    'nl' => 'jou',
    'pt' || 'pt_BR' || 'pt_PT' => 'você',
    'ru' => 'тебя',
    'tr' => 'seni',
    _ => 'you',
  };

  String interactRecordTargetPronoun(bool sentByMe) {
    if (!sentByMe) return interactRecordYou;
    return switch (localeName) {
      'zh' || 'zh_Hans' || 'zh_Hant' => 'Ta',
      'ja' => '相手',
      'ko' => '상대',
      'de' => 'sie',
      'es' => 'esa persona',
      'fil' => 'siya',
      'fr' => 'cette personne',
      'hi' => 'उन्हें',
      'it' => 'loro',
      'nl' => 'hen',
      'pt' || 'pt_BR' || 'pt_PT' => 'essa pessoa',
      'ru' => 'его/её',
      'tr' => 'onu',
      _ => 'them',
    };
  }

  /// Localized record text. ##A## is actor, ##B## is the highlighted target,
  /// and ##C## is the plain-language action target.
  String interactRecordTextTemplate({
    required bool sentByMe,
    required String? action,
    required int? interactionType,
  }) {
    if (interactionType == 100) {
      return _recordTemplate(
        action: action,
        scene: null,
        sentByMe: sentByMe,
        useHighlightedTarget: true,
      );
    }
    final sceneTitle = _recordSceneTitle(interactionType);
    final scene = sceneTitle == null ? null : interactSceneTitle(sceneTitle);
    return _recordTemplate(action: action, scene: scene, sentByMe: sentByMe);
  }

  InteractionSceneTitle? _recordSceneTitle(int? type) => switch (type) {
    100 || null => null,
    101 => InteractionSceneTitle.todayAverageHrv,
    102 => InteractionSceneTitle.todayRestingHeartRate,
    103 => InteractionSceneTitle.todaySleepStatus,
    104 => InteractionSceneTitle.todayFitnessStatus,
    105 => InteractionSceneTitle.weekStressTrend,
    106 => InteractionSceneTitle.monthStressTrend,
    107 => InteractionSceneTitle.yearStressTrend,
    108 => InteractionSceneTitle.todayActivityBurn,
    109 => InteractionSceneTitle.weekActivityBurn,
    110 => InteractionSceneTitle.monthActivityBurn,
    111 => InteractionSceneTitle.todaySleepStatus,
    112 => InteractionSceneTitle.weekSleepTime,
    113 => InteractionSceneTitle.monthSleepTime,
    114 => InteractionSceneTitle.pkSteps,
    115 => InteractionSceneTitle.pkCalories,
    116 => InteractionSceneTitle.pkStandTime,
    117 => InteractionSceneTitle.pkMonthlyResult,
    _ => null,
  };

  String _recordTemplate({
    required String? action,
    required String? scene,
    required bool sentByMe,
    bool useHighlightedTarget = false,
  }) {
    final verb = _recordActionVerb(action);
    final actionSuffix = _recordActionSuffix(action);
    final actionTargetToken = useHighlightedTarget ? '##B##' : '##C##';
    final defaultText = switch (localeName) {
      'zh' ||
      'zh_Hans' ||
      'zh_Hant' => '##A##$verb$actionTargetToken$actionSuffix～',
      'ja' => '##A##が$actionTargetTokenを$verb～',
      'ko' => '##A## $actionTargetToken을(를) $verb~',
      'de' => '##A## hat $actionTargetToken $verb~',
      'es' => '##A## $verb a $actionTargetToken~',
      'fil' => '##A## ay $verb si $actionTargetToken~',
      'fr' => '##A## a $verb $actionTargetToken~',
      'hi' => '##A## ने $actionTargetToken को $verb~',
      'it' => '##A## ha $verb $actionTargetToken~',
      'nl' => '##A## heeft $actionTargetToken $verb~',
      'pt' || 'pt_BR' || 'pt_PT' => '##A## $verb $actionTargetToken~',
      'ru' => '##A## $verb $actionTargetToken~',
      'tr' => '##A## $actionTargetToken $verb~',
      _ => '##A## $verb $actionTargetToken~',
    };
    if (scene == null) return defaultText;
    return switch (localeName) {
      'zh' ||
      'zh_Hans' ||
      'zh_Hant' => '##A## 看了##B##的【$scene】，并$verb##C##$actionSuffix～',
      'ja' => '##A##が##B##の【$scene】を見て、##C##を$verb～',
      'ko' => '##A## ##B##의【$scene】을 보고 ##C##을(를) $verb~',
      'de' => '##A## hat ##B##s [$scene] angesehen und ##C## $verb~',
      'es' => '##A## vio [$scene] de ##B## y $verb a ##C##~',
      'fil' => '##A## ay tiningnan ang [$scene] ni ##B## at $verb si ##C##~',
      'fr' => '##A## a vu le [$scene] de ##B## et a $verb ##C##~',
      'hi' => '##A## ने ##B## का [$scene] देखा और ##C## को $verb~',
      'it' => '##A## ha visto [$scene] di ##B## e ha $verb ##C##~',
      'nl' => '##A## bekeek [$scene] van ##B## en heeft ##C## $verb~',
      'pt' ||
      'pt_BR' ||
      'pt_PT' => '##A## viu [$scene] de ##B## e $verb ##C##~',
      'ru' => '##A## посмотрел(а) [$scene] ##B## и $verb ##C##~',
      'tr' =>
        '##A##, ##B## adlı kişinin [$scene] verisini gördü ve ##C## $verb~',
      _ => '##A## viewed ##B##\'s [$scene] and $verb ##C##~',
    };
  }

  String _recordActionVerb(String? action) => switch (localeName) {
    'zh' || 'zh_Hans' || 'zh_Hant' => switch (action) {
      'stick' => '戳了戳',
      'miss' => '想了',
      'punch' => '打了',
      _ => '互动了',
    },
    'ja' => switch (action) {
      'stick' => 'つついた',
      'miss' => '会いたくなった',
      'punch' => 'パンチした',
      _ => '交流した',
    },
    'ko' => switch (action) {
      'stick' => '콕 찔렀다',
      'miss' => '그리워했다',
      'punch' => '주먹으로 쳤다',
      _ => '상호작용했다',
    },
    'de' => switch (action) {
      'stick' => 'angestupst',
      'miss' => 'vermisst',
      'punch' => 'geboxt',
      _ => 'kontaktiert',
    },
    'es' => switch (action) {
      'stick' => 'dio un toque',
      'miss' => 'extrañó',
      'punch' => 'golpeó',
      _ => 'interactuó con',
    },
    'fil' => switch (action) {
      'stick' => 'tinapik',
      'miss' => 'na-miss',
      'punch' => 'sinuntok',
      _ => 'nakipag-ugnayan kay',
    },
    'fr' => switch (action) {
      'stick' => 'taquiné',
      'miss' => 'manqué à',
      'punch' => 'donné un coup de poing à',
      _ => 'interagi avec',
    },
    'hi' => switch (action) {
      'stick' => 'हल्का धक्का दिया',
      'miss' => 'याद किया',
      'punch' => 'मुक्का मारा',
      _ => 'इंटरैक्ट किया',
    },
    'it' => switch (action) {
      'stick' => 'stuzzicato',
      'miss' => 'sentito la mancanza di',
      'punch' => 'dato un pugno a',
      _ => 'interagito con',
    },
    'nl' => switch (action) {
      'stick' => 'geprikt',
      'miss' => 'gemist',
      'punch' => 'gestoten',
      _ => 'contact gehad met',
    },
    'pt' || 'pt_BR' || 'pt_PT' => switch (action) {
      'stick' => 'cutucou',
      'miss' => 'sentiu saudade de',
      'punch' => 'deu um soco em',
      _ => 'interagiu com',
    },
    'ru' => switch (action) {
      'stick' => 'ткнул(а)',
      'miss' => 'скучал(а) по',
      'punch' => 'ударил(а)',
      _ => 'взаимодействовал(а) с',
    },
    'tr' => switch (action) {
      'stick' => 'dürttü',
      'miss' => 'özledi',
      'punch' => 'yumrukladı',
      _ => 'etkileşime geçti',
    },
    _ => switch (action) {
      'stick' => 'poked',
      'miss' => 'missed',
      'punch' => 'punched',
      _ => 'interacted with',
    },
  };

  String _recordActionSuffix(String? action) => switch (localeName) {
    'zh' || 'zh_Hans' || 'zh_Hant' => switch (action) {
      'punch' => '一拳',
      'miss' => '一次',
      _ => '',
    },
    _ => '',
  };

  String get interactActionSheetInvitation => _interactionStrings.$1;
  String get interactTodaySteps => _interactionStrings.$2;
  String get interactStepsUnit => _interactionStrings.$3;
  String get interactActionMiss => _interactionStrings.$4;
  String get interactActionStick => _interactionStrings.$5;
  String get interactActionPunch => _interactionStrings.$6;
  String get interactThisWeek => switch (localeName) {
    'zh' || 'zh_Hans' => '本周',
    'zh_Hant' => '本週',
    _ => 'This week',
  };
  String get interactThisMonth => switch (localeName) {
    'zh' || 'zh_Hans' => '本月',
    'zh_Hant' => '本月',
    _ => 'This month',
  };
  (String, String, String, String, String, String) get _interactionStrings =>
      switch (localeName) {
        'zh' || 'zh_Hans' => ('快来和我互动吧～', '今日步数', '步', '想你', '戳一戳', '打一拳'),
        'zh_Hant' => ('快來和我互動吧～', '今日步數', '步', '想你', '戳一戳', '打一拳'),
        'ja' => ('一緒に交流しよう～', '今日の歩数', '歩', '会いたい', 'つんつん', 'パンチ'),
        'ko' => ('나와 함께 소통해요~', '오늘의 걸음 수', '걸음', '보고 싶어', '콕 찌르기', '주먹'),
        'de' => (
          'Lass uns interagieren~',
          'Heutige Schritte',
          'Schritte',
          'Vermisse dich',
          'Anstupsen',
          'Boxen',
        ),
        'es' => (
          '¡Ven a interactuar conmigo!',
          'Pasos de hoy',
          'pasos',
          'Te extraño',
          'Toquecito',
          'Puñetazo',
        ),
        'fil' => (
          'Makipag-ugnayan tayo~',
          'Mga hakbang ngayon',
          'hakbang',
          'Miss kita',
          'Tapikin',
          'Suntok',
        ),
        'fr' => (
          'Viens interagir avec moi~',
          'Pas du jour',
          'pas',
          'Tu me manques',
          'Taquiner',
          'Coup de poing',
        ),
        'hi' => (
          'मेरे साथ इंटरैक्ट करें~',
          'आज के कदम',
          'कदम',
          'तुम्हारी याद आती है',
          'हल्का धक्का',
          'मुक्का',
        ),
        'it' => (
          'Vieni a interagire con me~',
          'Passi di oggi',
          'passi',
          'Mi manchi',
          'Stuzzica',
          'Pugno',
        ),
        'nl' => (
          'Kom met me interacteren~',
          'Stappen van vandaag',
          'stappen',
          'Ik mis je',
          'Prikje',
          'Stoot',
        ),
        'pt' || 'pt_BR' => (
          'Venha interagir comigo~',
          'Passos de hoje',
          'passos',
          'Sinto sua falta',
          'Cutucar',
          'Soco',
        ),
        'pt_PT' => (
          'Vem interagir comigo~',
          'Passos de hoje',
          'passos',
          'Tenho saudades tuas',
          'Picar',
          'Soco',
        ),
        'ru' => (
          'Давай пообщаемся~',
          'Шаги за сегодня',
          'шагов',
          'Скучаю по тебе',
          'Тыкнуть',
          'Ударить',
        ),
        'tr' => (
          'Benimle etkileşime geç~',
          'Bugünün adımları',
          'adım',
          'Seni özledim',
          'Dürt',
          'Yumruk',
        ),
        _ => (
          'Come interact with me~',
          "Today's steps",
          'steps',
          'Miss you',
          'Poke',
          'Punch',
        ),
      };
}

BuildContext? _safeGetContext() {
  try {
    return Get.context;
  } catch (_) {
    return null;
  }
}