From 9fe493a12eb90e0ddea3547eba68968aad16137b Mon Sep 17 00:00:00 2001
From: MingxuanGame <MingxuanGame@outlook.com>
Date: Sat, 4 Oct 2025 07:35:58 +0000
Subject: [PATCH] refactor(cache): remove unused cache management and
 monitoring endpoints

---
 app/router/v2/cache.py | 140 -----------------------------------------
 1 file changed, 140 deletions(-)
 delete mode 100644 app/router/v2/cache.py

diff --git a/app/router/v2/cache.py b/app/router/v2/cache.py
deleted file mode 100644
index a75b593..0000000
--- a/app/router/v2/cache.py
+++ /dev/null
@@ -1,140 +0,0 @@
-"""
-缓存管理和监控接口
-提供缓存统计、清理和预热功能
-"""
-
-from app.dependencies.database import Redis
-from app.service.user_cache_service import get_user_cache_service
-
-from .router import router
-
-from fastapi import HTTPException
-from pydantic import BaseModel
-
-
-class CacheStatsResponse(BaseModel):
-    user_cache: dict
-    redis_info: dict
-
-
-@router.get(
-    "/cache/stats",
-    response_model=CacheStatsResponse,
-    name="获取缓存统计信息",
-    description="获取用户缓存和Redis的统计信息，需要管理员权限。",
-    tags=["缓存管理"],
-)
-async def get_cache_stats(
-    redis: Redis,
-    # current_user: User = Security(get_current_user, scopes=["admin"]),  # 暂时注释，可根据需要启用
-):
-    try:
-        cache_service = get_user_cache_service(redis)
-        user_cache_stats = await cache_service.get_cache_stats()
-
-        # 获取 Redis 基本信息
-        redis_info = await redis.info()
-        redis_stats = {
-            "connected_clients": redis_info.get("connected_clients", 0),
-            "used_memory_human": redis_info.get("used_memory_human", "0B"),
-            "used_memory_peak_human": redis_info.get("used_memory_peak_human", "0B"),
-            "total_commands_processed": redis_info.get("total_commands_processed", 0),
-            "keyspace_hits": redis_info.get("keyspace_hits", 0),
-            "keyspace_misses": redis_info.get("keyspace_misses", 0),
-            "evicted_keys": redis_info.get("evicted_keys", 0),
-            "expired_keys": redis_info.get("expired_keys", 0),
-        }
-
-        # 计算缓存命中率
-        hits = redis_stats["keyspace_hits"]
-        misses = redis_stats["keyspace_misses"]
-        hit_rate = hits / (hits + misses) * 100 if (hits + misses) > 0 else 0
-        redis_stats["cache_hit_rate_percent"] = round(hit_rate, 2)
-
-        return CacheStatsResponse(user_cache=user_cache_stats, redis_info=redis_stats)
-
-    except Exception as e:
-        raise HTTPException(500, f"Failed to get cache stats: {e!s}")
-
-
-@router.post(
-    "/cache/invalidate/{user_id}",
-    name="清除指定用户缓存",
-    description="清除指定用户的所有缓存数据，需要管理员权限。",
-    tags=["缓存管理"],
-)
-async def invalidate_user_cache(
-    user_id: int,
-    redis: Redis,
-    # current_user: User = Security(get_current_user, scopes=["admin"]),  # 暂时注释
-):
-    try:
-        cache_service = get_user_cache_service(redis)
-        await cache_service.invalidate_user_cache(user_id)
-        await cache_service.invalidate_v1_user_cache(user_id)
-        return {"message": f"Cache invalidated for user {user_id}"}
-    except Exception as e:
-        raise HTTPException(500, f"Failed to invalidate cache: {e!s}")
-
-
-@router.post(
-    "/cache/clear",
-    name="清除所有用户缓存",
-    description="清除所有用户相关的缓存数据，需要管理员权限。谨慎使用！",
-    tags=["缓存管理"],
-)
-async def clear_all_user_cache(
-    redis: Redis,
-    # current_user: User = Security(get_current_user, scopes=["admin"]),  # 暂时注释
-):
-    try:
-        # 获取所有用户相关的缓存键
-        user_keys = await redis.keys("user:*")
-        v1_user_keys = await redis.keys("v1_user:*")
-        all_keys = user_keys + v1_user_keys
-
-        if all_keys:
-            await redis.delete(*all_keys)
-            return {"message": f"Cleared {len(all_keys)} cache entries"}
-        else:
-            return {"message": "No cache entries found"}
-
-    except Exception as e:
-        raise HTTPException(500, f"Failed to clear cache: {e!s}")
-
-
-class CacheWarmupRequest(BaseModel):
-    user_ids: list[int] | None = None
-    limit: int = 100
-
-
-@router.post(
-    "/cache/warmup",
-    name="缓存预热",
-    description="对指定用户或活跃用户进行缓存预热，需要管理员权限。",
-    tags=["缓存管理"],
-)
-async def warmup_cache(
-    request: CacheWarmupRequest,
-    redis: Redis,
-    # current_user: User = Security(get_current_user, scopes=["admin"]),  # 暂时注释
-):
-    try:
-        cache_service = get_user_cache_service(redis)
-
-        if request.user_ids:
-            # 预热指定用户
-            from app.dependencies.database import with_db
-
-            async with with_db() as session:
-                await cache_service.preload_user_cache(session, request.user_ids)
-            return {"message": f"Warmed up cache for {len(request.user_ids)} users"}
-        else:
-            # 预热活跃用户
-            from app.tasks.cache import schedule_user_cache_preload_task
-
-            await schedule_user_cache_preload_task()
-            return {"message": f"Warmed up cache for top {request.limit} active users"}
-
-    except Exception as e:
-        raise HTTPException(500, f"Failed to warmup cache: {e!s}")