import 'package:flutter/material.dart';

import '../data/planet_visual_state.dart';
import '../theme/tokens.dart';
import 'live_stream.dart';
import 'planet_25d.dart';

/// 첫 서버 스냅샷은 기준점. 과거 캐시와의 차이를 새 진화로 오인하지 않는다.
class LivePlanet25D extends StatelessWidget {
  const LivePlanet25D({
    super.key,
    required this.fandomId,
    required this.watch,
    required this.image,
    required this.size,
    this.stage,
    this.onOpenHistory,
    this.glow = AppColors.neonViolet,
    this.animate = true,
    this.lowEffects = false,
  });
  final VoidCallback? onOpenHistory;
  final String fandomId;
  final PlanetWatch watch;
  final String image;
  final double size;
  final int? stage;
  final Color glow;
  final bool animate;
  final bool lowEffects;

  @override
  Widget build(BuildContext context) => LiveStreamBuilder<PlanetVisualState>(
    key: ValueKey(('planet-state', fandomId)),
    create: () => watch(fandomId),
    builder: (context, state) => Planet25D(
      key: ValueKey((fandomId, state != null)),
      // 생성 때 고른 형태가 있으면 그 그림, 없으면(성운 · 형태 없는 옛 행성) 화면이 준 그림.
      image: planetShapeImage(state?.planetType) ?? image,
      onOpenHistory: onOpenHistory,
      size: size,
      glow: glow,
      tint: planetColorOf(state?.colorKey),
      stage: state == null ? stage : state.stage,
      level: state?.level,
      evolutionImminent: state?.evolutionImminent ?? false,
      isEclipsed: state?.isEclipsed ?? false,
      isHibernating: state?.isHibernating ?? false,
      isHeroTime: state?.isHeroTime ?? false,
      heroEventIds: state?.heroEventIds,
      animate: animate,
      lowEffects: lowEffects,
    ),
  );
}

/// 정지 그림의 실시간판 — 지켜보는 행성의 형태 · 색, 없으면 [planetFallbackImage].
/// 히어로([LivePlanet25D])와 같은 원천이라 접힌 앱 바의 작은 그림이 히어로와 갈리지 않는다.
class LivePlanetArt extends StatelessWidget {
  const LivePlanetArt({
    super.key,
    required this.fandomId,
    required this.watch,
    required this.size,
    this.nebula = false,
  });
  final String fandomId;
  final PlanetWatch watch;
  final double size;
  final bool nebula;

  @override
  Widget build(BuildContext context) => LiveStreamBuilder<PlanetVisualState>(
    key: ValueKey(('planet-art', fandomId)),
    create: () => watch(fandomId),
    builder: (context, state) => PlanetArt(
      fallback: planetFallbackImage(fandomId, nebula: nebula),
      planetType: nebula ? null : state?.planetType,
      colorKey: state?.colorKey,
      width: size,
      height: size,
    ),
  );
}

/// 배경 광량만 바꿔 콘텐츠의 가독성과 화면 구조는 유지한다.
class LivePlanetLighting extends StatelessWidget {
  const LivePlanetLighting({
    super.key,
    required this.fandomId,
    required this.watch,
    required this.child,
  });
  final String fandomId;
  final PlanetWatch watch;
  final Widget child;

  @override
  Widget build(BuildContext context) => LiveStreamBuilder<PlanetVisualState>(
    key: ValueKey(('planet-light', fandomId)),
    create: () => watch(fandomId),
    builder: (context, state) => AnimatedOpacity(
      opacity: state?.isHibernating == true ? 0.35 : state?.isEclipsed == true ? 0.45 : 1,
      duration: MediaQuery.disableAnimationsOf(context)
          ? Duration.zero
          : const Duration(seconds: 2),
      child: Stack(
        fit: StackFit.passthrough,
        children: [
          child,
          Positioned.fill(
            child: IgnorePointer(
              child: AnimatedOpacity(
                opacity: state?.isHeroTime == true && state?.isEclipsed != true && state?.isHibernating != true
                    ? 1
                    : 0,
                duration: MediaQuery.disableAnimationsOf(context)
                    ? Duration.zero
                    : const Duration(seconds: 2),
                child: const DecoratedBox(
                  decoration: BoxDecoration(
                    gradient: RadialGradient(
                      colors: [Color(0x26FFD34D), Color(0x00FFD34D)],
                      radius: 0.85,
                    ),
                  ),
                ),
              ),
            ),
          ),
        ],
      ),
    ),
  );
}