UI 系统

Assets/_Game/Scripts/Progression/BestiaryService.cs

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+using System.Collections.Generic;
+using UnityEngine;
+using BaseGames.Core;
+using BaseGames.Core.Events;
+using BaseGames.Core.Save;
+
+namespace BaseGames.Progression
+{
+    /// <summary>
+    /// 图鉴追踪服务（仿 <see cref="BaseGames.Equipment.EquipmentManager"/> 的 ISaveable + ServiceLocator 模式）。
+    /// 订阅 EVT_EnemyDied(payload=enemyId)，记录已发现敌人与击杀次数，持久化到 <see cref="SaveData.Journal"/>。
+    /// 仅依赖字符串 enemyId 与事件频道，不引用敌人程序集（asmdef 解耦）；敌人代码零改动。
+    /// 挂在 Persistent 的 [GameManagers] 下，OnEnable 注册 IBestiaryService 与 ISaveableRegistry。
+    /// </summary>
+    public class BestiaryService : MonoBehaviour, ISaveable, IBestiaryService
+    {
+        [Header("事件频道")]
+        [Tooltip("EVT_EnemyDied：payload = enemyId。敌人 / Boss 死亡时由 EnemyBase 广播。")]
+        [SerializeField] private StringEventChannelSO _onEnemyDied;
+        [Tooltip("EVT_BestiaryUpdated：payload = enemyId。新发现 / 击杀计数更新时广播，驱动图鉴 UI 实时刷新。")]
+        [SerializeField] private StringEventChannelSO _onBestiaryUpdated;
+
+        private readonly HashSet<string>           _discovered = new();
+        private readonly Dictionary<string, int>   _killCounts = new();
+        private readonly CompositeDisposable        _subs       = new();
+
+        // ── IBestiaryService ─────────────────────────────────────────────────
+        public int DiscoveredCount => _discovered.Count;
+
+        public bool IsDiscovered(string enemyId)
+            => !string.IsNullOrEmpty(enemyId) && _discovered.Contains(enemyId);
+
+        public int GetKillCount(string enemyId)
+            => !string.IsNullOrEmpty(enemyId) && _killCounts.TryGetValue(enemyId, out var n) ? n : 0;
+
+        // ── 生命周期 ──────────────────────────────────────────────────────────
+        private void OnEnable()
+        {
+            ServiceLocator.Register<IBestiaryService>(this);
+            ServiceLocator.GetOrDefault<ISaveableRegistry>()?.Register(this);
+            _onEnemyDied?.Subscribe(OnEnemyDied).AddTo(_subs);
+        }
+
+        private void OnDisable()
+        {
+            ServiceLocator.Unregister<IBestiaryService>(this);
+            ServiceLocator.GetOrDefault<ISaveableRegistry>()?.Unregister(this);
+            _subs.Clear();
+        }
+
+        // ── 解锁处理 ──────────────────────────────────────────────────────────
+        private void OnEnemyDied(string enemyId)
+        {
+            if (string.IsNullOrEmpty(enemyId)) return;
+            _discovered.Add(enemyId);
+            _killCounts.TryGetValue(enemyId, out var n);
+            _killCounts[enemyId] = n + 1;
+            _onBestiaryUpdated?.Raise(enemyId);
+        }
+
+        // ── ISaveable ─────────────────────────────────────────────────────────
+        public void OnSave(SaveData data)
+        {
+            var j = data.Journal;
+            j.DiscoveredEnemyIds.Clear();
+            foreach (var id in _discovered) j.DiscoveredEnemyIds.Add(id);
+            j.EnemyKillCounts.Clear();
+            foreach (var kv in _killCounts) j.EnemyKillCounts[kv.Key] = kv.Value;
+        }
+
+        public void OnLoad(SaveData data)
+        {
+            _discovered.Clear();
+            _killCounts.Clear();
+            var j = data.Journal;
+            if (j == null) return;
+            if (j.DiscoveredEnemyIds != null)
+                foreach (var id in j.DiscoveredEnemyIds) _discovered.Add(id);
+            if (j.EnemyKillCounts != null)
+                foreach (var kv in j.EnemyKillCounts) _killCounts[kv.Key] = kv.Value;
+        }
+    }
+}

Assets/_Game/Scripts/Progression/BestiaryService.cs.meta

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