import {
  DefaultTheme,
  NavigationContainer,
  useNavigationContainerRef,
} from '@react-navigation/native';
import { BugReportFAB } from './components/BugReportFAB';
import { GoonMark } from './components/GoonWordmark';
import { GoonClient } from './api';
import { createNativeStackNavigator } from '@react-navigation/native-stack';
import React from 'react';
import { Pressable, Text, View } from 'react-native';
import { AppLockSettingsScreen } from './screens/AppLockSettingsScreen';
import { BlacklistScreen } from './screens/BlacklistScreen';
import { DiagnosticBrowserScreen } from './screens/DiagnosticBrowserScreen';
import { DonateScreen } from './screens/DonateScreen';
import { FavoritesScreen } from './screens/FavoritesScreen';
import { MovieDetailScreen } from './screens/MovieDetailScreen';
import { MoviesScreen } from './screens/MoviesScreen';
import { PerformerScenesScreen } from './screens/PerformerScenesScreen';
import { PerformersScreen } from './screens/PerformersScreen';
import { PlayerScreen } from './screens/PlayerScreen';
import { ScenesScreen } from './screens/ScenesScreen';
import { SceneDetailScreen } from './screens/SceneDetailScreen';
import { SiteScenesScreen } from './screens/SiteScenesScreen';
import { SitesScreen } from './screens/SitesScreen';
import { StudioScenesScreen } from './screens/StudioScenesScreen';
import { TagScenesScreen } from './screens/TagScenesScreen';
import { TagsScreen } from './screens/TagsScreen';
import { fonts, theme } from './theme';

export type RootStackParamList = {
  Scenes: undefined;
  Movies: undefined;
  Sites: undefined;
  // `origin`: raw playback_source.origin (np. 'tube:hqpornercom'). Idzie do
  // listScenes({origin}) — backend robi substring match. `name`: display name
  // do title bara (np. 'hqporner.com').
  SiteScenes: { origin: string; name: string };
  MovieDetail: { id: string };
  // autoplay: wejście z ▶ na kafelku (quick-play) — SceneDetail sam odpala najlepsze źródło.
  SceneDetail: { id: string; autoplay?: boolean };
  Performers: undefined;
  // `seenSince` (ISO timestamp): jeśli ten performer jest favorited, FavoritesScreen
  // przekazuje `last_seen_at` SPRZED markFavoriteSeen. Sceny z `created_at > seenSince`
  // dostają NEW badge.
  PerformerScenes: { id: string; name: string; seenSince?: string };
  // StudioScenes: `id` to studio.slug (do filter scen `studio_slugs`),
  // `studioId` to UUID (do favorite/blacklist API). Backend filtruje scen po slug,
  // ale favorites + blacklist używają UUID.
  StudioScenes: { id: string; name: string; studioId: string; seenSince?: string };
  Favorites: undefined;
  Tags: undefined;
  TagScenes: { slug: string; name: string };
  AppLockSettings: undefined;
  Blacklist: undefined;
  Donate: undefined;
  // In-app incognito browser do diagnostyki hostera (long-press na linku playbacku).
  DiagnosticBrowser: { url: string };
  Player: {
    url: string;
    sceneId: string;
    // 'tube:<sitetag>' źródła — telemetria odtwarzania zasilająca ranking źródeł.
    // Opcjonalne; brak → telemetria pomijana (canonical/non-tube).
    origin?: string;
    // Post page URL dla IP-bound tubów (sxyprn/eporner/fpoxxx) — re-resolve on error.
    resolvePageUrl?: string;
    // 'movie' = MovieDetail wywołał Player z movieId zamiast sceneId. Backend
    // ma /movies/{id}/progress oddzielnie od /scenes/{id}/progress (2026-05-28).
    // Default 'scene' dla back-compat z istniejącymi nav callami.
    entityKind?: 'scene' | 'movie';
    // playback_source.id — pozwala Playerowi oznaczyć źródło jako dead bez powrotu
    // do SceneDetail (gdy CDN zwróci 404/410 przy odtwarzaniu — sxyprn/fpo „404
    // którego apka nie potrafi zidentyfikować”, bug a78cc3b6). Undefined dla
    // legacy/non-tube nav callów → przycisk „Mark broken” się nie pokazuje.
    playbackId?: string;
    durationSec?: number | null;
    refererHost?: string;
    title?: string;
    mode?: 'video' | 'webview';
    // Headers do bezpośredniego fetchu CDN URL'a (Referer + User-Agent). Mobile
    // próbuje direct PIERWSZY — bandwidth idzie device→CDN, nie przez VPS proxy.
    // Backend zwraca te headers w StreamLink.headers przy resolve.
    headers?: Record<string, string>;
    // Proxy URL fallback gdy direct fails (CDN IP-bound, np. fpo.xxx z kt_remote_ips).
    // Native player na error → replace na ten URL (proxy re-fetchuje z VPS IP).
    fallbackProxyUrl?: string;
    // Gdy native VideoView dostanie błąd (typowe dla IP-bound CDN URL'i z luluvids/
    // iceyfile/tnmr — extracted z VPS IP, mobile fetch dostaje 403), apka przełącza
    // się automatycznie na WebView z tym URL'em — tam JS embed page sam pobiera
    // m3u8 we własnym kontekście (Cookies + JA3 + IP set ok).
    fallbackEmbedUrl?: string;
  };
};

const Stack = createNativeStackNavigator<RootStackParamList>();

type TopTab = 'Scenes' | 'Movies' | 'Sites';

function TopTabs({
  current,
  onNavigate,
}: {
  current: TopTab;
  onNavigate: (tab: TopTab) => void;
}) {
  const tabs: TopTab[] = ['Scenes', 'Movies', 'Sites'];
  return (
    <View style={{ flexDirection: 'row', gap: 10, paddingHorizontal: 10, alignItems: 'center' }}>
      {/* Logo (mark) — spójne z ekranem logowania; węższe od wordmarku, więc Scenes/Movies/Sites
          + akcje po prawej mieszczą się bez nachodzenia na wąskich telefonach. */}
      <GoonMark size={30} />
      <View style={{ width: 1, height: 18, backgroundColor: theme.border, marginRight: 2 }} />
      {tabs.map((t) => {
        const active = t === current;
        return (
          <Pressable key={t} onPress={() => (active ? null : onNavigate(t))} hitSlop={12}>
            <Text
              style={{
                color: active ? theme.accent : theme.muted,
                fontSize: 13,
                fontFamily: active ? fonts.display : fonts.medium,
                letterSpacing: 0.3,
              }}
            >
              {t}
            </Text>
          </Pressable>
        );
      })}
    </View>
  );
}

const navTheme = {
  ...DefaultTheme,
  dark: true,
  colors: {
    ...DefaultTheme.colors,
    background: theme.bg,
    card: theme.card,
    text: theme.fg,
    border: theme.border,
    primary: theme.accent,
    notification: theme.bad,
  },
};

interface AppNavigatorProps {
  onLogout: () => void;
  client: GoonClient | null;
  appVersion: string;
}

export function AppNavigator({ onLogout, client, appVersion }: AppNavigatorProps) {
  // Ref przypisany do NavigationContainer pozwala BugReportFAB (sibling
  // Stack.Navigator) wyciągnąć current route bez bycia w screen context —
  // useNavigationState wymagałby NavigationContext którego siblings nie mają.
  const navRef = useNavigationContainerRef();
  return (
    <NavigationContainer ref={navRef} theme={navTheme}>
      <View style={{ flex: 1 }}>
        <Stack.Navigator
        screenOptions={{
          headerStyle: { backgroundColor: theme.card },
          headerTitleStyle: { color: theme.fg, fontFamily: fonts.display },
          headerTintColor: theme.accent,
          contentStyle: { backgroundColor: theme.bg },
        }}
      >
        <Stack.Screen
          name="Scenes"
          component={ScenesScreen}
          options={({ navigation }) => ({
            title: '',
            headerLeft: () => (
              <TopTabs
                current="Scenes"
                onNavigate={(t) => navigation.replace(t)}
              />
            ),
            headerRight: () => (
              <View style={{ flexDirection: 'row', gap: 14, alignItems: 'center' }}>
                <Pressable onPress={() => navigation.navigate('Donate')} hitSlop={12}>
                  <Text style={{ color: theme.accent, fontSize: 18 }}>♥</Text>
                </Pressable>
                <Pressable
                  onPress={() => navigation.navigate('AppLockSettings')}
                  hitSlop={12}
                >
                  <Text style={{ color: theme.muted, fontSize: 18 }}>⚙</Text>
                </Pressable>
                <Pressable onPress={onLogout} hitSlop={12}>
                  <Text style={{ fontSize: 17 }}>🚪</Text>
                </Pressable>
              </View>
            ),
          })}
        />
        <Stack.Screen
          name="Movies"
          component={MoviesScreen}
          options={({ navigation }) => ({
            title: '',
            headerBackVisible: false,
            headerLeft: () => (
              <TopTabs
                current="Movies"
                onNavigate={(t) => navigation.replace(t)}
              />
            ),
            headerRight: () => (
              <View style={{ flexDirection: 'row', gap: 14, alignItems: 'center' }}>
                <Pressable onPress={onLogout} hitSlop={12}>
                  <Text style={{ fontSize: 17 }}>🚪</Text>
                </Pressable>
              </View>
            ),
          })}
        />
        <Stack.Screen
          name="Sites"
          component={SitesScreen}
          options={({ navigation }) => ({
            title: '',
            headerBackVisible: false,
            headerLeft: () => (
              <TopTabs
                current="Sites"
                onNavigate={(t) => navigation.replace(t)}
              />
            ),
            headerRight: () => (
              <View style={{ flexDirection: 'row', gap: 14, alignItems: 'center' }}>
                <Pressable onPress={onLogout} hitSlop={12}>
                  <Text style={{ fontSize: 17 }}>🚪</Text>
                </Pressable>
              </View>
            ),
          })}
        />
        <Stack.Screen
          name="SiteScenes"
          component={SiteScenesScreen}
          options={{ title: 'Site scenes' }}
        />
        <Stack.Screen name="MovieDetail" component={MovieDetailScreen} options={{ title: '' }} />
        <Stack.Screen name="SceneDetail" component={SceneDetailScreen} options={{ title: '' }} />
        <Stack.Screen name="Performers" component={PerformersScreen} options={{ title: 'Performers' }} />
        <Stack.Screen name="Favorites" component={FavoritesScreen} options={{ title: 'Favorites' }} />
        <Stack.Screen
          name="PerformerScenes"
          component={PerformerScenesScreen}
          options={{ title: 'Performer scenes' }}
        />
        <Stack.Screen
          name="StudioScenes"
          component={StudioScenesScreen}
          options={{ title: 'Studio scenes' }}
        />
        <Stack.Screen name="Tags" component={TagsScreen} options={{ title: 'Tags' }} />
        <Stack.Screen
          name="TagScenes"
          component={TagScenesScreen}
          options={{ title: 'Tag scenes' }}
        />
        <Stack.Screen
          name="AppLockSettings"
          options={{ title: 'App lock' }}
        >
          {() => <AppLockSettingsScreen />}
        </Stack.Screen>
        <Stack.Screen
          name="Blacklist"
          component={BlacklistScreen}
          options={{ title: 'Hidden content' }}
        />
        <Stack.Screen
          name="Donate"
          component={DonateScreen}
          options={{ title: 'Support project' }}
        />
        <Stack.Screen
          name="DiagnosticBrowser"
          component={DiagnosticBrowserScreen}
          options={{ title: 'Diagnostics (incognito)' }}
        />
        <Stack.Screen
          name="Player"
          component={PlayerScreen}
          options={{
            // Player ma własny custom overlay z back button (controlsTop). Native header
            // dawał ~80-90px czarnego paska w landscape — letterboxowało wideo.
            headerShown: false,
            contentStyle: { backgroundColor: '#000' },
            orientation: 'all',
          }}
        />
        </Stack.Navigator>
        <BugReportFAB client={client} appVersion={appVersion} navRef={navRef} />
      </View>
    </NavigationContainer>
  );
}