chore: 以本地为准，强制同步全部内容

app/api/system-status/route.ts

@@ -1,18 +1,78 @@
-import { type NextRequest, NextResponse } from "next/server"
-import { getMindsDBConnector } from "@/lib/mindsdb-connector"
+/**
+ * 系统状态 API 路由
+ * 返回 MongoDB 数据库真实状态
+ */
 
-export async function GET(request: NextRequest) {
+import { NextResponse } from "next/server"
+import { getDatabaseStats, healthCheck } from "@/lib/mongodb"
+
+/**
+ * GET /api/system-status
+ * 获取系统状态
+ */
+export async function GET() {
   try {
-    const mindsDB = getMindsDBConnector()
-    const status = await mindsDB.getSystemStatus()
-
+    // 健康检查
+    const health = await healthCheck()
+    
+    if (!health.mongodb) {
+      return NextResponse.json({
+        status: 'error',
+        connected: false,
+        latencyMs: health.latencyMs,
+        error: health.error || 'MongoDB 连接失败',
+        databases: [],
+        totalDocuments: 0,
+        totalSizeGB: 0,
+        lastCheck: new Date().toISOString()
+      }, { status: 503 })
+    }
+    
+    // 获取数据库统计
+    const stats = await getDatabaseStats()
+    
     return NextResponse.json({
-      success: true,
-      status,
-      timestamp: new Date().toISOString(),
+      status: 'healthy',
+      connected: stats.connected,
+      latencyMs: health.latencyMs,
+      databases: stats.databases,
+      totalDocuments: stats.totalDocuments,
+      totalSizeGB: stats.totalSizeGB,
+      lastCheck: new Date().toISOString(),
+      // 格式化显示
+      summary: {
+        userCount: formatNumber(stats.totalDocuments),
+        dataSize: `${stats.totalSizeGB} GB`,
+        dbCount: stats.databases.length,
+        responseTime: `${health.latencyMs}ms`
+      }
+    }, {
+      headers: { 'Cache-Control': 'no-store, max-age=0' }
     })
+    
   } catch (error) {
-    console.error("系统状态API错误:", error)
-    return NextResponse.json({ error: "获取系统状态失败" }, { status: 500 })
+    console.error('System status error:', error)
+    return NextResponse.json({
+      status: 'error',
+      connected: false,
+      error: error instanceof Error ? error.message : 'Unknown error',
+      lastCheck: new Date().toISOString()
+    }, { status: 500 })
   }
 }
+
+/**
+ * 格式化数字显示
+ */
+function formatNumber(num: number): string {
+  if (num >= 1000000000) {
+    return `${(num / 1000000000).toFixed(2)}B`
+  }
+  if (num >= 1000000) {
+    return `${(num / 1000000).toFixed(1)}M`
+  }
+  if (num >= 1000) {
+    return `${(num / 1000).toFixed(1)}K`
+  }
+  return num.toString()
+}