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Src/Quest/IQuestService.cs

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+using System;
+using System.Collections;
+using System.Collections.Concurrent;
+using System.Collections.Generic;
+using Microsoft.Extensions.Logging;
+
+namespace Net.Project.B.Quest
+{
+    public interface IQuestService
+    {
+        public IReadOnlyDictionary<int,IQuestData> Quests { get; }
+        public event Action<IQuestData,QuestState,QuestState> OnQuestCreatedOrUpdated;
+        IQuestData AddOrUpdateQuest(IQuestData questData);
+    }
+    public class QuestService : IQuestService
+    {
+        //自动实现
+        private readonly ILogger<QuestService> _logger;
+        public IReadOnlyDictionary<int, IQuestData> Quests => _quests;
+        public event Action<IQuestData, QuestState, QuestState> OnQuestCreatedOrUpdated;
+        private readonly ConcurrentDictionary<int,IQuestData> _quests = new();
+
+        public QuestService(ILogger<QuestService> logger)
+        {
+            _logger = logger;
+        }
+
+        public IQuestData AddOrUpdateQuest(IQuestData questData)
+        {
+            if (_quests.TryAdd(questData.Identity, questData))
+            {
+                OnQuestCreatedOrUpdated?.Invoke(questData,QuestState.Inactive,questData.CurrentState);
+                _logger.LogInformation($"任务:{questData.Name}已创建");
+            }
+            else
+            {
+                var currentState = _quests[questData.Identity].CurrentState;
+                _quests[questData.Identity] = questData;
+                OnQuestCreatedOrUpdated?.Invoke(questData,currentState,questData.CurrentState);
+                _logger.LogInformation($"任务:{questData.Name}已更新状态,从{currentState}更新为{questData.CurrentState}");
+            }
+            return questData;
+        }
+    }
+}