import 'package:flutter/material.dart';
import '../../../domain/entities/pokemon.dart';

/// Écran inférieur du détail : stats de base, description et éléments décoratifs.
class PokemonStatsPanel extends StatelessWidget {
  final Pokemon pokemon;
  const PokemonStatsPanel({super.key, required this.pokemon});

  @override
  Widget build(BuildContext context) {
    return Container(
      margin: const EdgeInsets.symmetric(horizontal: 16),
      padding: const EdgeInsets.all(8),
      decoration: BoxDecoration(color: const Color(0xFF1B2333), borderRadius: BorderRadius.circular(8)),
      child: Container(
        color: const Color(0xFFC8D1D8),
        padding: const EdgeInsets.all(16),
        child: Column(
          crossAxisAlignment: CrossAxisAlignment.start,
          children: [
            Row(
              mainAxisAlignment: MainAxisAlignment.spaceBetween,
              children: [
                const Text("BASE STATS", style: TextStyle(fontSize: 24, fontWeight: FontWeight.bold, letterSpacing: 2)),
                Text("MODEL: DS-01", style: TextStyle(fontSize: 12, color: Colors.grey[700], fontWeight: FontWeight.bold)),
              ],
            ),
            const Divider(color: Colors.black38, thickness: 2, height: 20),
            _StatBar(label: "HP", value: pokemon.hp, color: const Color(0xFFE53935)),
            _StatBar(label: "ATK", value: pokemon.atk, color: const Color(0xFFFB8C00)),
            _StatBar(label: "DEF", value: pokemon.def, color: const Color(0xFFFDD835)),
            _StatBar(label: "SPD", value: pokemon.spd, color: const Color(0xFF1E88E5)),
            const SizedBox(height: 24),
            Container(
              width: double.infinity,
              padding: const EdgeInsets.all(12),
              decoration: BoxDecoration(color: const Color(0xFFE2EBF0), border: Border.all(color: Colors.grey[400]!)),
              child: Text(
                pokemon.description != null && pokemon.description!.isNotEmpty
                    ? '"${pokemon.description!}"'
                    : '"No description available for this Pokémon."',
                style: const TextStyle(fontSize: 16, height: 1.5),
              ),
            ),
            const SizedBox(height: 16),
            const _DecorativeLights(),
          ],
        ),
      ),
    );
  }
}

/// Barre d'une statistique (libellé, jauge proportionnelle, valeur).
class _StatBar extends StatelessWidget {
  final String label;
  final int value;
  final Color color;
  const _StatBar({required this.label, required this.value, required this.color});

  @override
  Widget build(BuildContext context) {
    final ratio = (value / 255).clamp(0.0, 1.0); // stat de base max supposée = 255
    return Padding(
      padding: const EdgeInsets.symmetric(vertical: 8.0),
      child: Row(
        children: [
          SizedBox(width: 50, child: Text(label, style: const TextStyle(fontWeight: FontWeight.bold, fontSize: 18))),
          Expanded(
            child: Container(
              height: 14,
              decoration: BoxDecoration(color: Colors.grey[400]),
              child: Row(
                children: [
                  Expanded(flex: (ratio * 100).toInt(), child: Container(color: color)),
                  Expanded(flex: 100 - (ratio * 100).toInt(), child: Container()),
                ],
              ),
            ),
          ),
          const SizedBox(width: 16),
          SizedBox(
            width: 40,
            child: Text(value.toString(),
                style: const TextStyle(fontWeight: FontWeight.bold, fontSize: 18), textAlign: TextAlign.right),
          ),
        ],
      ),
    );
  }
}

/// Petites diodes décoratives en bas du panneau (purement cosmétiques).
class _DecorativeLights extends StatelessWidget {
  const _DecorativeLights();

  @override
  Widget build(BuildContext context) {
    return Row(
      children: [
        Container(
          width: 24,
          height: 24,
          decoration: BoxDecoration(
            color: const Color(0xFF1E88E5),
            shape: BoxShape.circle,
            border: Border.all(color: const Color(0xFF1565C0), width: 2),
          ),
        ),
        const SizedBox(width: 8),
        Container(
          width: 24,
          height: 24,
          decoration: BoxDecoration(
            color: const Color(0xFFFFB300),
            shape: BoxShape.circle,
            border: Border.all(color: const Color(0xFFF57C00), width: 2),
          ),
        ),
        const Spacer(),
        Row(
          children: [
            Container(height: 6, width: 30, decoration: BoxDecoration(color: Colors.grey[500], borderRadius: BorderRadius.circular(3))),
            const SizedBox(width: 4),
            Container(height: 6, width: 30, decoration: BoxDecoration(color: Colors.grey[500], borderRadius: BorderRadius.circular(3))),
          ],
        ),
      ],
    );
  }
}
