Merge pull request #813 from FizzlyCode/fix/account-usage-display

fix: 修复账号列表五小时用量显示为 $0.00 的问题

backend/internal/handler/admin/account_handler.go

@@ -288,19 +288,8 @@ func (h *AccountHandler) List(c *gin.Context) {
 		}
 	}
 
-	// 窗口费用获取：lite 模式从快照缓存读取，非 lite 模式执行 PostgreSQL 查询后写入缓存
+	// 始终获取窗口费用（PostgreSQL 聚合查询）
 	if len(windowCostAccountIDs) > 0 {
-		if lite {
-			// lite 模式：尝试从快照缓存读取
-			cacheKey := buildWindowCostCacheKey(windowCostAccountIDs)
-			if cached, ok := accountWindowCostCache.Get(cacheKey); ok {
-				if costs, ok := cached.Payload.(map[int64]float64); ok {
-					windowCosts = costs
-				}
-			}
-			// 缓存未命中则 windowCosts 保持 nil（仅发生在服务刚启动时）
-		} else {
-			// 非 lite 模式：执行 PostgreSQL 聚合查询（高开销）
 		windowCosts = make(map[int64]float64)
 		var mu sync.Mutex
 		g, gctx := errgroup.WithContext(c.Request.Context())
@@ -325,11 +314,6 @@ func (h *AccountHandler) List(c *gin.Context) {
 			})
 		}
 		_ = g.Wait()
-
-			// 查询完毕后写入快照缓存，供 lite 模式使用
-			cacheKey := buildWindowCostCacheKey(windowCostAccountIDs)
-			accountWindowCostCache.Set(cacheKey, windowCosts)
-		}
 	}
 
 	// Build response with concurrency info

backend/internal/handler/admin/account_window_cost_cache.go

-package admin
-
-import (
-	"strconv"
-	"strings"
-	"time"
-)
-
-var accountWindowCostCache = newSnapshotCache(30 * time.Second)
-
-func buildWindowCostCacheKey(accountIDs []int64) string {
-	if len(accountIDs) == 0 {
-		return "accounts_window_cost_empty"
-	}
-	var b strings.Builder
-	b.Grow(len(accountIDs) * 6)
-	_, _ = b.WriteString("accounts_window_cost:")
-	for i, id := range accountIDs {
-		if i > 0 {
-			_ = b.WriteByte(',')
-		}
-		_, _ = b.WriteString(strconv.FormatInt(id, 10))
-	}
-	return b.String()
-}

frontend/src/i18n/locales/zh.ts

@@ -2640,6 +2640,12 @@ export default {
       allProtocols: '全部协议',
       allStatus: '全部状态',
       searchProxies: '搜索代理...',
+      protocols: {
+        http: 'HTTP',
+        https: 'HTTPS',
+        socks5: 'SOCKS5',
+        socks5h: 'SOCKS5H (远程 DNS)',
+      },
       name: '名称',
       protocol: '协议',
       host: '主机',