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♻️ Refactor cache system with redis

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🐛 Add lock to check in prevent multiple at the same time
This commit is contained in:
LittleSheep
2025-05-24 17:29:24 +08:00
parent d4da5d7afc
commit 460ce62452
16 changed files with 569 additions and 161 deletions
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16
DysonNetwork.Sphere/Connection/Handlers/MessageTypingHandler.cs
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@ -1,11 +1,12 @@
using System.Net.WebSockets;
using DysonNetwork.Sphere.Chat;
using DysonNetwork.Sphere.Storage;
using Microsoft.EntityFrameworkCore;
using Microsoft.Extensions.Caching.Memory;
namespace DysonNetwork.Sphere.Connection.Handlers;
public class MessageTypingHandler(AppDatabase db, ChatRoomService crs, IMemoryCache cache) : IWebSocketPacketHandler
public class MessageTypingHandler(AppDatabase db, ChatRoomService crs, ICacheService cache) : IWebSocketPacketHandler
{
public string PacketType => "messages.typing";
@ -33,11 +34,9 @@ public class MessageTypingHandler(AppDatabase db, ChatRoomService crs, IMemoryCa
return;
}
ChatMember? sender = null;
var cacheKey = string.Format(MessageReadHandler.ChatMemberCacheKey, currentUser.Id, request.ChatRoomId);
if (cache.TryGetValue(cacheKey, out ChatMember? cachedMember))
sender = cachedMember;
else
var sender = await cache.GetAsync<ChatMember?>(cacheKey);
if (sender is null)
{
sender = await db.ChatMembers
.Where(m => m.AccountId == currentUser.Id && m.ChatRoomId == request.ChatRoomId)
@ -45,9 +44,10 @@ public class MessageTypingHandler(AppDatabase db, ChatRoomService crs, IMemoryCa
if (sender != null)
{
var cacheOptions = new MemoryCacheEntryOptions()
.SetAbsoluteExpiration(TimeSpan.FromMinutes(5));
cache.Set(cacheKey, sender, cacheOptions);
var chatRoomGroup = ChatRoomService.ChatRoomGroupPrefix + request.ChatRoomId;
await cache.SetWithGroupsAsync(cacheKey, sender,
[chatRoomGroup],
TimeSpan.FromMinutes(5));
}
}