mirror of
https://github.com/Rain-kl/OpenFlare.git
synced 2026-09-29 22:06:38 +08:00
ryan
1001 lines
42 KiB
TypeScript
1001 lines
42 KiB
TypeScript
"use client"
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import * as React from "react"
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import {useCallback, useEffect, useRef, useState} from "react"
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import {useTheme} from "next-themes"
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import CodeMirror from "@uiw/react-codemirror"
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import {sql} from "@codemirror/lang-sql"
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import {toast} from "sonner"
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import {
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Activity,
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ArrowLeft,
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Cpu,
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Database,
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Download,
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FileText,
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HardDrive,
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Layers,
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Play,
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RefreshCw,
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Server,
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Terminal,
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Trash2,
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} from "lucide-react"
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import {Card, CardContent, CardDescription, CardHeader, CardTitle} from "@/components/ui/card"
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import {Button} from "@/components/ui/button"
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import {Skeleton} from "@/components/ui/skeleton"
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import {Select, SelectContent, SelectItem, SelectTrigger, SelectValue} from "@/components/ui/select"
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import {Table, TableBody, TableCell, TableHead, TableHeader, TableRow} from "@/components/ui/table"
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import {Input} from "@/components/ui/input"
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import {Switch} from "@/components/ui/switch"
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import {Label} from "@/components/ui/label"
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import {
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Dialog,
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DialogContent,
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DialogDescription,
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DialogFooter,
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DialogHeader,
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DialogTitle,
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} from "@/components/ui/dialog"
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import type {CacheStatus, DBOverview, ExecuteSQLResponse, TableDataResponse} from "@/lib/services"
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import services, {AdminService} from "@/lib/services"
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/**
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* 格式化数字，每3位加逗号
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*/
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const formatNumber = (num: number | string) => {
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if (num === undefined || num === null) return "0"
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return num.toString().replace(/\B(?=(\d{3})+(?!\B))/g, ",")
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}
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/**
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* 格式化表格单元格内容
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*/
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const formatCellValue = (val: unknown): string => {
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if (val === null || val === undefined) return "-"
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if (typeof val === "boolean") return val ? "true" : "false"
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if (typeof val === "object") {
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try {
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return JSON.stringify(val)
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} catch {
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return "[Object]"
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}
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}
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return String(val)
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}
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export function DatabaseManager() {
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// 基础状态
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const [overview, setOverview] = useState<DBOverview | null>(null)
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const [tables, setTables] = useState<string[]>([])
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const [selectedTable, setSelectedTable] = useState<string>("")
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const [tableData, setTableData] = useState<TableDataResponse | null>(null)
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// 分页状态
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const [page, setPage] = useState<number>(1)
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const pageSize = 10
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// 加载状态
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const [loadingOverview, setLoadingOverview] = useState<boolean>(true)
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const [loadingTables, setLoadingTables] = useState<boolean>(true)
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const [loadingData, setLoadingData] = useState<boolean>(false)
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const [exporting, setExporting] = useState<boolean>(false)
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// SQL 控制台状态
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const [showConsole, setShowConsole] = useState<boolean>(false)
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const [sqlQuery, setSqlQuery] = useState<string>("")
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const [executingSQL, setExecutingSQL] = useState<boolean>(false)
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const [sqlResult, setSqlResult] = useState<ExecuteSQLResponse | null>(null)
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const [sqlError, setSqlError] = useState<string | null>(null)
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// 缓存管理状态
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const [cacheStatus, setCacheStatus] = useState<CacheStatus | null>(null)
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const [loadingCache, setLoadingCache] = useState<boolean>(false)
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const [savingConfig, setSavingConfig] = useState<boolean>(false)
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const [clearingCache, setClearingCache] = useState<boolean>(false)
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const [maxSizeMB, setMaxSizeMB] = useState<string>("100")
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const [ttlMinutes, setTtlMinutes] = useState<string>("60")
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const [lruEnabled, setLruEnabled] = useState<boolean>(true)
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const [showClearConfirm, setShowClearConfirm] = useState<boolean>(false)
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// 拖拽与主题状态
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const containerRef = useRef<HTMLDivElement>(null)
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const [editorHeight, setEditorHeight] = useState<number>(240)
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const { resolvedTheme } = useTheme()
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const cmTheme = resolvedTheme === "dark" ? "dark" : "light"
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const handleMouseDown = (e: React.MouseEvent) => {
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e.preventDefault()
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const startY = e.clientY
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const startHeight = editorHeight
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const handleMouseMove = (moveEvent: MouseEvent) => {
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if (!containerRef.current) return
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const deltaY = moveEvent.clientY - startY
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const containerHeight = containerRef.current.getBoundingClientRect().height
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const newHeight = startHeight + deltaY
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// Limit editor height between 80px and containerHeight - 80px
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if (newHeight > 80 && newHeight < containerHeight - 80) {
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setEditorHeight(newHeight)
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}
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}
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const handleMouseUp = () => {
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document.removeEventListener("mousemove", handleMouseMove)
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document.removeEventListener("mouseup", handleMouseUp)
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}
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document.addEventListener("mousemove", handleMouseMove)
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document.addEventListener("mouseup", handleMouseUp)
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}
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// 1. 获取运行概览
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const fetchOverview = useCallback(async (isSilent = false) => {
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if (!isSilent) setLoadingOverview(true)
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try {
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const data = await services.dbManage.getOverview()
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setOverview(data)
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} catch (err) {
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toast.error("获取数据库概览失败", {
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description: err instanceof Error ? err.message : "未知错误",
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})
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} finally {
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setLoadingOverview(false)
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}
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}, [])
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// 2. 获取表列表
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const fetchTables = useCallback(async () => {
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setLoadingTables(true)
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try {
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const data = await services.dbManage.listTables()
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setTables(data)
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// 默认选择第一张表
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if (data.length > 0 && !selectedTable) {
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setSelectedTable(data[0])
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}
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} catch (err) {
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toast.error("获取数据库数据表列表失败", {
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description: err instanceof Error ? err.message : "未知错误",
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})
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} finally {
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setLoadingTables(false)
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}
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}, [selectedTable])
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// 3. 获取具体表的数据
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const fetchTableData = useCallback(async (tableName: string, targetPage: number, size: number) => {
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if (!tableName) return
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setLoadingData(true)
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try {
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const data = await services.dbManage.getTableData({
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table: tableName,
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page: targetPage,
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pageSize: size,
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})
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setTableData(data)
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} catch (err) {
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toast.error(`获取数据表 ${tableName} 数据失败`, {
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description: err instanceof Error ? err.message : "未知错误",
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})
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} finally {
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setLoadingData(false)
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}
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}, [])
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// 4. 导出数据库
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const handleExport = async () => {
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setExporting(true)
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try {
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const { blob, filename } = await AdminService.exportDatabase()
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const url = URL.createObjectURL(blob)
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const a = document.createElement("a")
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a.href = url
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a.download = filename
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document.body.appendChild(a)
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a.click()
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a.remove()
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URL.revokeObjectURL(url)
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toast.success("数据库导出成功", { description: `已下载归档文件: ${filename}` })
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} catch (err) {
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toast.error("数据库导出失败", {
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description: err instanceof Error ? err.message : "导出异常",
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})
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} finally {
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setExporting(false)
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}
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}
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// 5. 执行 SQL 查询
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const handleExecuteSQL = async () => {
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if (!sqlQuery.trim()) return
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setExecutingSQL(true)
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setSqlResult(null)
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setSqlError(null)
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try {
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const result = await services.dbManage.executeSQL(sqlQuery)
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setSqlResult(result)
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toast.success("SQL 执行成功")
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} catch (err) {
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setSqlError(err instanceof Error ? err.message : "未知执行错误")
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toast.error("SQL 执行失败")
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} finally {
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setExecutingSQL(false)
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}
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}
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// 6. 格式化字节大小
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const formatBytes = (bytes: number) => {
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if (bytes === 0) return "0 Bytes"
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const k = 1024
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const sizes = ["Bytes", "KB", "MB", "GB", "TB"]
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const i = Math.floor(Math.log(bytes) / Math.log(k))
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return parseFloat((bytes / Math.pow(k, i)).toFixed(2)) + " " + sizes[i]
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}
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// 7. 获取磁盘缓存状态
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const fetchCacheStatus = useCallback(async (isSilent = false) => {
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if (!isSilent) setLoadingCache(true)
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try {
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const data = await AdminService.getCacheStatus()
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setCacheStatus(data)
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setMaxSizeMB(data.max_size_mb.toString())
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setTtlMinutes(data.ttl_minutes.toString())
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setLruEnabled(data.lru_enabled)
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} catch (err) {
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toast.error("获取磁盘缓存状态失败", {
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description: err instanceof Error ? err.message : "未知错误",
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})
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} finally {
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setLoadingCache(false)
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}
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}, [])
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// 8. 保存磁盘缓存配置
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const handleSaveConfig = async (e: React.FormEvent) => {
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e.preventDefault()
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const size = parseInt(maxSizeMB, 10)
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const ttl = parseInt(ttlMinutes, 10)
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if (isNaN(size) || size < 1) {
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toast.error("保存失败", { description: "最大容量限制必须是大于等于 1 的整数" })
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return
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}
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if (isNaN(ttl) || ttl < 0) {
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toast.error("保存失败", { description: "默认过期时间必须是大于等于 0 的整数" })
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return
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}
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setSavingConfig(true)
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try {
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await AdminService.updateCacheConfig({
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max_size_mb: size,
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ttl_minutes: ttl,
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lru_enabled: lruEnabled,
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})
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toast.success("保存成功", { description: "磁盘缓存策略已热更新" })
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await fetchCacheStatus(true)
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} catch (err) {
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toast.error("保存配置失败", {
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description: err instanceof Error ? err.message : "未知错误",
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})
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} finally {
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setSavingConfig(false)
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}
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}
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// 9. 清空磁盘缓存数据
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const handleClearCache = async () => {
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setClearingCache(true)
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try {
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await AdminService.clearCache()
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toast.success("清空成功", { description: "缓存数据已全部清除" })
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setShowClearConfirm(false)
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await fetchCacheStatus(true)
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} catch (err) {
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toast.error("清空缓存失败", {
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description: err instanceof Error ? err.message : "未知错误",
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})
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} finally {
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setClearingCache(false)
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}
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}
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// 页面初始化加载
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useEffect(() => {
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fetchOverview()
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fetchTables()
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fetchCacheStatus()
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}, [fetchOverview, fetchTables, fetchCacheStatus])
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// 选择数据表或页码变化时，拉取对应的数据
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useEffect(() => {
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if (selectedTable) {
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fetchTableData(selectedTable, page, pageSize)
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}
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}, [selectedTable, page, pageSize, fetchTableData])
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// 处理页码改变
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const handlePageChange = (newPage: number) => {
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setPage(newPage)
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}
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// 处理表切换
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const handleTableChange = (value: string) => {
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setSelectedTable(value)
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setPage(1) // 切换表重置为第一页
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}
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// Preset SQL 选择器
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const handlePresetSQLChange = (query: string) => {
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setSqlQuery(query)
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}
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// 渲染概览骨架
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const renderOverviewSkeleton = () => (
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<div className="grid grid-cols-2 md:grid-cols-3 lg:grid-cols-6 gap-4">
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{Array.from({ length: 6 }).map((_, i) => (
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<Card key={i} className="border-border/40 bg-card/50">
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<CardHeader className="pb-2">
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<Skeleton className="h-4 w-16" />
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</CardHeader>
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<CardContent>
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<Skeleton className="h-6 w-24" />
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</CardContent>
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</Card>
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))}
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</div>
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)
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// SQL 查询控台渲染
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if (showConsole) {
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return (
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<div className="space-y-3 p-1 w-full">
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{/* 顶部控制与标题 */}
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<div className="flex items-center justify-between border-b border-border/30 pb-2">
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<div className="flex items-center gap-3">
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<Button
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variant="outline"
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size="icon"
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className="h-8 w-8"
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onClick={() => {
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setShowConsole(false)
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setSqlResult(null)
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setSqlError(null)
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}}
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>
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<ArrowLeft className="size-4" />
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</Button>
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<div>
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<h2 className="text-xl font-bold tracking-tight">SQL 查询终端</h2>
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<p className="text-xs text-muted-foreground">执行自定义 SQL 查询，支持数据读取与写入操作</p>
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</div>
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</div>
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<div className="text-xs text-muted-foreground font-mono">
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{overview?.type === "postgres" ? "PostgreSQL Connected" : "SQLite Connected"}
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</div>
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</div>
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{/* 类似于 VS Code 的单个整体编辑器+结果区域，固定高度，有分水岭拖拽调整大小 */}
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<div
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ref={containerRef}
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className="w-full border border-border/40 bg-card/60 backdrop-blur-md rounded-lg overflow-hidden flex flex-col shadow-sm h-[calc(100vh-140px)] min-h-[500px]"
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>
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{/* 顶部编辑工具栏 */}
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<div className="flex items-center justify-between px-4 py-2 border-b bg-muted/40 shrink-0 gap-4 flex-wrap">
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<div className="flex items-center gap-2">
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<Terminal className="size-4 text-primary" />
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<span className="text-xs font-semibold">SQL 编辑器</span>
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</div>
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<div className="flex items-center gap-3 flex-wrap">
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{/* 快速模板 */}
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<div className="flex items-center gap-1.5">
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<span className="text-[11px] text-muted-foreground">快速模板:</span>
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<Select onValueChange={handlePresetSQLChange}>
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<SelectTrigger className="h-7 w-[180px] text-[11px] bg-background">
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<SelectValue placeholder="选择预设 SQL" />
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</SelectTrigger>
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<SelectContent>
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<SelectItem value="SELECT * FROM users LIMIT 10;">查询用户 (SELECT users)</SelectItem>
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<SelectItem value="SELECT * FROM uploads LIMIT 10;">查询文件 (SELECT uploads)</SelectItem>
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<SelectItem value="SELECT * FROM task_executions ORDER BY created_at DESC LIMIT 10;">查询任务流水 (SELECT task_executions)</SelectItem>
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<SelectItem value="SELECT sqlite_version();">SQLite 版本 (SQLite only)</SelectItem>
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<SelectItem value="SELECT version();">PostgreSQL 版本 (Postgres only)</SelectItem>
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</SelectContent>
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</Select>
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</div>
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{/* 控制按钮 */}
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<div className="flex items-center gap-1.5">
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<Button
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variant="ghost"
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size="icon"
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className="h-7 w-7 text-muted-foreground hover:text-foreground"
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onClick={() => setSqlQuery("")}
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title="清空编辑器"
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>
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<Trash2 className="size-3.5" />
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</Button>
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<Button
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size="sm"
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className="h-7 px-3 gap-1 text-[11px]"
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onClick={handleExecuteSQL}
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disabled={executingSQL || !sqlQuery.trim()}
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>
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<Play className="size-3" />
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{executingSQL ? "运行中..." : "运行"}
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</Button>
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</div>
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</div>
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</div>
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{/* 上半区：编辑器输入框 */}
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<div
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style={{ height: editorHeight }}
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className="w-full overflow-hidden relative min-h-[100px] bg-background"
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>
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<CodeMirror
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value={sqlQuery}
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height="100%"
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extensions={[sql()]}
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theme={cmTheme}
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onChange={(value) => setSqlQuery(value)}
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className="h-full text-xs font-mono"
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basicSetup={{
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lineNumbers: true,
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foldGutter: true,
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dropCursor: true,
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allowMultipleSelections: false,
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indentOnInput: true,
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}}
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/>
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</div>
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{/* 拖动分割线 */}
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<div
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onMouseDown={handleMouseDown}
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className="h-1.5 bg-border/60 hover:bg-primary/50 cursor-row-resize transition-colors flex items-center justify-center shrink-0 select-none z-10"
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title="拖动调整大小"
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>
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<div className="w-8 h-1 rounded bg-muted-foreground/30" />
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</div>
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{/* 下半区：查看结果 (可滑动查看) */}
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<div className="flex-1 min-h-[100px] flex flex-col overflow-hidden bg-muted/10">
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{/* 结果栏工具提示 */}
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<div className="flex items-center justify-between px-4 py-1.5 border-b bg-muted/20 shrink-0 text-[11px] text-muted-foreground font-mono">
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<span className="font-semibold">执行输出</span>
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{sqlResult && (
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<span>
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类型: {sqlResult.type.toUpperCase()} | 耗时: {sqlResult.execution_time_ms} ms
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</span>
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)}
|
||
</div>
|
||
|
||
{/* 滚动结果内容 */}
|
||
<div className="flex-1 overflow-auto p-4 min-h-0">
|
||
{executingSQL && (
|
||
<div className="flex flex-col items-center justify-center h-full py-10 space-y-2">
|
||
<RefreshCw className="size-5 text-primary animate-spin" />
|
||
<span className="text-xs text-muted-foreground">正在在数据库执行查询，请稍候...</span>
|
||
</div>
|
||
)}
|
||
|
||
{sqlError && (
|
||
<div className="bg-destructive/10 border border-destructive/20 text-destructive font-mono text-xs p-4 rounded-lg overflow-auto h-full max-h-[300px]">
|
||
<p className="font-semibold mb-1">SQL 执行报错 (Error):</p>
|
||
<pre className="whitespace-pre-wrap">{sqlError}</pre>
|
||
</div>
|
||
)}
|
||
|
||
{sqlResult && (
|
||
<div className="h-full flex flex-col">
|
||
{sqlResult.type === "select" && sqlResult.columns && sqlResult.columns.length > 0 && (
|
||
<div className="border rounded-md overflow-auto max-w-full max-h-full bg-background relative flex-1 min-h-0">
|
||
<Table className="text-xs">
|
||
<TableHeader className="bg-muted/40 font-semibold sticky top-0 z-10">
|
||
<TableRow>
|
||
{sqlResult.columns.map((col) => (
|
||
<TableHead key={col} className="font-semibold text-foreground py-2">{col}</TableHead>
|
||
))}
|
||
</TableRow>
|
||
</TableHeader>
|
||
<TableBody>
|
||
{sqlResult.results && sqlResult.results.length > 0 ? (
|
||
sqlResult.results.map((row, rIndex) => (
|
||
<TableRow key={rIndex} className="hover:bg-muted/10">
|
||
{sqlResult.columns!.map((col) => (
|
||
<TableCell key={col} className="font-mono py-1.5">
|
||
<span className="truncate max-w-[240px] block" title={formatCellValue(row[col])}>
|
||
{formatCellValue(row[col])}
|
||
</span>
|
||
</TableCell>
|
||
))}
|
||
</TableRow>
|
||
))
|
||
) : (
|
||
<TableRow>
|
||
<TableCell colSpan={sqlResult.columns.length} className="text-center py-10 text-muted-foreground">
|
||
查询结果为空
|
||
</TableCell>
|
||
</TableRow>
|
||
)}
|
||
</TableBody>
|
||
</Table>
|
||
</div>
|
||
)}
|
||
|
||
{sqlResult.type === "exec" && (
|
||
<div className="bg-primary/5 border border-primary/10 text-primary-foreground font-mono text-xs p-6 rounded-lg text-center my-auto">
|
||
<p className="text-foreground text-sm font-semibold">SQL 执行成功</p>
|
||
<p className="text-muted-foreground mt-2">
|
||
受影响行数: {sqlResult.affected_rows} 行，耗时 {sqlResult.execution_time_ms} 毫秒。
|
||
</p>
|
||
</div>
|
||
)}
|
||
</div>
|
||
)}
|
||
|
||
{!executingSQL && !sqlResult && !sqlError && (
|
||
<div className="flex flex-col items-center justify-center h-full py-10 text-muted-foreground opacity-60">
|
||
<Terminal className="size-8 mb-2" />
|
||
<span className="text-xs">编辑器就绪，请在上方编写 SQL 并运行查看结果</span>
|
||
</div>
|
||
)}
|
||
</div>
|
||
</div>
|
||
</div>
|
||
</div>
|
||
)
|
||
}
|
||
|
||
// 正常数据概览及表分页浏览器渲染
|
||
return (
|
||
<div className="space-y-6 p-1 w-full">
|
||
{/* 顶部控制与标题 */}
|
||
<div className="flex flex-col sm:flex-row sm:items-center sm:justify-between border-b border-border/30 pb-4 gap-4">
|
||
<div>
|
||
<h2 className="text-xl font-bold tracking-tight">数据管理</h2>
|
||
<p className="text-xs text-muted-foreground">查看物理数据库运行运维数据，进行表级数据浏览与 SQL 交互查询</p>
|
||
</div>
|
||
<Button
|
||
size="sm"
|
||
variant="secondary"
|
||
className="h-8 gap-1.5 text-xs self-start sm:self-auto"
|
||
onClick={() => fetchOverview()}
|
||
disabled={loadingOverview}
|
||
>
|
||
<RefreshCw className={`size-3 ${loadingOverview ? "animate-spin" : ""}`} />
|
||
刷新数据
|
||
</Button>
|
||
</div>
|
||
|
||
{/* 1. 顶部概览卡片 */}
|
||
{loadingOverview ? (
|
||
renderOverviewSkeleton()
|
||
) : (
|
||
overview && (
|
||
<div className="grid grid-cols-2 md:grid-cols-3 lg:grid-cols-6 gap-4">
|
||
{/* 卡片1: 数据库类型 */}
|
||
<Card className="shadow-sm border-border/40 bg-card/50 backdrop-blur-sm hover:border-primary/20 transition-all duration-300">
|
||
<CardHeader className="flex flex-row items-center justify-between pb-2 space-y-0">
|
||
<CardDescription className="text-[10px] font-medium">数据库类型</CardDescription>
|
||
<Server className="size-3.5 text-muted-foreground" />
|
||
</CardHeader>
|
||
<CardContent>
|
||
<div className="text-sm font-bold uppercase">{overview.type}</div>
|
||
</CardContent>
|
||
</Card>
|
||
|
||
{/* 卡片2: 数据库版本 */}
|
||
<Card className="shadow-sm border-border/40 bg-card/50 backdrop-blur-sm hover:border-primary/20 transition-all duration-300 col-span-1 md:col-span-2 lg:col-span-1">
|
||
<CardHeader className="flex flex-row items-center justify-between pb-2 space-y-0">
|
||
<CardDescription className="text-[10px] font-medium">版本信息</CardDescription>
|
||
<Cpu className="size-3.5 text-muted-foreground" />
|
||
</CardHeader>
|
||
<CardContent>
|
||
<div className="text-xs font-semibold truncate" title={overview.version}>
|
||
{overview.version.split(" ").slice(0, 2).join(" ")}
|
||
</div>
|
||
</CardContent>
|
||
</Card>
|
||
|
||
{/* 卡片3: 数据库名称 */}
|
||
<Card className="shadow-sm border-border/40 bg-card/50 backdrop-blur-sm hover:border-primary/20 transition-all duration-300">
|
||
<CardHeader className="flex flex-row items-center justify-between pb-2 space-y-0">
|
||
<CardDescription className="text-[10px] font-medium">名称/路径</CardDescription>
|
||
<Database className="size-3.5 text-muted-foreground" />
|
||
</CardHeader>
|
||
<CardContent>
|
||
<div className="text-xs font-semibold truncate" title={overview.name}>
|
||
{overview.name.substring(overview.name.lastIndexOf("/") + 1)}
|
||
</div>
|
||
</CardContent>
|
||
</Card>
|
||
|
||
{/* 卡片4: 数据库大小 */}
|
||
<Card className="shadow-sm border-border/40 bg-card/50 backdrop-blur-sm hover:border-primary/20 transition-all duration-300">
|
||
<CardHeader className="flex flex-row items-center justify-between pb-2 space-y-0">
|
||
<CardDescription className="text-[10px] font-medium">数据库大小</CardDescription>
|
||
<HardDrive className="size-3.5 text-muted-foreground" />
|
||
</CardHeader>
|
||
<CardContent>
|
||
<div className="text-sm font-bold">{overview.size}</div>
|
||
</CardContent>
|
||
</Card>
|
||
|
||
{/* 卡片5: 表数量 */}
|
||
<Card className="shadow-sm border-border/40 bg-card/50 backdrop-blur-sm hover:border-primary/20 transition-all duration-300">
|
||
<CardHeader className="flex flex-row items-center justify-between pb-2 space-y-0">
|
||
<CardDescription className="text-[10px] font-medium">物理数据表</CardDescription>
|
||
<Layers className="size-3.5 text-muted-foreground" />
|
||
</CardHeader>
|
||
<CardContent>
|
||
<div className="text-sm font-bold">{formatNumber(overview.table_count)}</div>
|
||
</CardContent>
|
||
</Card>
|
||
|
||
{/* 卡片6: 连接数 */}
|
||
<Card className="shadow-sm border-border/40 bg-card/50 backdrop-blur-sm hover:border-primary/20 transition-all duration-300">
|
||
<CardHeader className="flex flex-row items-center justify-between pb-2 space-y-0">
|
||
<CardDescription className="text-[10px] font-medium">活跃连接数</CardDescription>
|
||
<Activity className="size-3.5 text-muted-foreground" />
|
||
</CardHeader>
|
||
<CardContent>
|
||
<div className="text-sm font-bold">{formatNumber(overview.connections)}</div>
|
||
</CardContent>
|
||
</Card>
|
||
</div>
|
||
)
|
||
)}
|
||
|
||
{/* 2. 中部数据表浏览器 */}
|
||
<Card className="border-border/40 bg-card/50 backdrop-blur-sm shadow-sm">
|
||
<CardHeader className="pb-3 border-b border-dashed flex flex-col md:flex-row md:items-center md:justify-between gap-4">
|
||
<div className="space-y-0.5">
|
||
<CardTitle className="text-sm font-semibold">数据表浏览器</CardTitle>
|
||
<CardDescription className="text-[11px]">浏览数据库中的物理数据表详情及内容</CardDescription>
|
||
</div>
|
||
|
||
<div className="flex items-center gap-2">
|
||
{loadingTables ? (
|
||
<Skeleton className="h-8 w-48" />
|
||
) : (
|
||
<Select value={selectedTable} onValueChange={handleTableChange}>
|
||
<SelectTrigger className="h-8 w-[200px] text-xs bg-background border-border/40">
|
||
<SelectValue placeholder="选择数据表" />
|
||
</SelectTrigger>
|
||
<SelectContent className="max-h-[300px]">
|
||
{tables.map((t) => (
|
||
<SelectItem key={t} value={t} className="text-xs font-mono">{t}</SelectItem>
|
||
))}
|
||
</SelectContent>
|
||
</Select>
|
||
)}
|
||
</div>
|
||
</CardHeader>
|
||
<CardContent className="pt-4">
|
||
{loadingData && !tableData ? (
|
||
<div className="space-y-3 py-6">
|
||
<Skeleton className="h-6 w-full" />
|
||
<Skeleton className="h-10 w-full" />
|
||
<Skeleton className="h-10 w-full" />
|
||
<Skeleton className="h-10 w-full" />
|
||
</div>
|
||
) : tableData && tableData.columns.length > 0 ? (
|
||
<div className="space-y-4">
|
||
{/* 数据表格区域 */}
|
||
<div className="border rounded-md overflow-x-auto max-w-full bg-background/50 relative">
|
||
{loadingData && (
|
||
<div className="absolute inset-0 bg-background/40 backdrop-blur-[1px] flex items-center justify-center z-10">
|
||
<RefreshCw className="size-5 text-primary animate-spin" />
|
||
</div>
|
||
)}
|
||
<Table className="text-xs">
|
||
<TableHeader className="bg-muted/40 font-semibold sticky top-0">
|
||
<TableRow>
|
||
{tableData.columns.map((col) => (
|
||
<TableHead key={col} className="font-semibold text-foreground py-2.5">{col}</TableHead>
|
||
))}
|
||
</TableRow>
|
||
</TableHeader>
|
||
<TableBody>
|
||
{tableData.results && tableData.results.length > 0 ? (
|
||
tableData.results.map((row, rIndex) => (
|
||
<TableRow key={rIndex} className="hover:bg-muted/10">
|
||
{tableData.columns.map((col) => (
|
||
<TableCell key={col} className="font-mono py-2">
|
||
<span className="truncate max-w-[200px] block" title={formatCellValue(row[col])}>
|
||
{formatCellValue(row[col])}
|
||
</span>
|
||
</TableCell>
|
||
))}
|
||
</TableRow>
|
||
))
|
||
) : (
|
||
<TableRow>
|
||
<TableCell colSpan={tableData.columns.length} className="text-center py-10 text-muted-foreground">
|
||
表中无记录数据
|
||
</TableCell>
|
||
</TableRow>
|
||
)}
|
||
</TableBody>
|
||
</Table>
|
||
</div>
|
||
|
||
{/* 分页控制 */}
|
||
<div className="flex items-center justify-between text-xs text-muted-foreground flex-wrap gap-2 pt-2 border-t border-dashed">
|
||
<div>
|
||
总行数: <span className="font-mono text-foreground font-semibold">{formatNumber(tableData.total)}</span> 条记录
|
||
</div>
|
||
<div className="flex items-center gap-2">
|
||
<Button
|
||
variant="outline"
|
||
size="sm"
|
||
className="h-7 px-2 text-[11px]"
|
||
onClick={() => handlePageChange(page - 1)}
|
||
disabled={page <= 1 || loadingData}
|
||
>
|
||
上一页
|
||
</Button>
|
||
<span className="text-xs px-2 font-mono">
|
||
第 {page} / {Math.max(1, Math.ceil(tableData.total / pageSize))} 页
|
||
</span>
|
||
<Button
|
||
variant="outline"
|
||
size="sm"
|
||
className="h-7 px-2 text-[11px]"
|
||
onClick={() => handlePageChange(page + 1)}
|
||
disabled={page >= Math.ceil(tableData.total / pageSize) || loadingData}
|
||
>
|
||
下一页
|
||
</Button>
|
||
</div>
|
||
</div>
|
||
</div>
|
||
) : (
|
||
<div className="flex flex-col items-center justify-center py-10 text-muted-foreground">
|
||
<Layers className="size-8 opacity-45 mb-2" />
|
||
<span className="text-xs">未选择数据表或表结构无法加载</span>
|
||
</div>
|
||
)}
|
||
</CardContent>
|
||
</Card>
|
||
|
||
{/* 2.5 缓存管理 */}
|
||
<Card className="border-border/40 bg-card/50 backdrop-blur-sm shadow-sm">
|
||
<CardHeader className="pb-3 border-b border-dashed flex flex-col md:flex-row md:items-center md:justify-between gap-4">
|
||
<div className="space-y-0.5">
|
||
<div className="flex items-center gap-2">
|
||
<HardDrive className="size-4 text-primary animate-pulse" />
|
||
<CardTitle className="text-sm font-semibold">缓存管理</CardTitle>
|
||
</div>
|
||
<CardDescription className="text-[11px]">管理和监控系统级磁盘缓存的资源占用、生命周期及淘汰策略</CardDescription>
|
||
</div>
|
||
|
||
<Button
|
||
size="sm"
|
||
variant="secondary"
|
||
className="h-8 gap-1.5 text-xs self-start md:self-auto"
|
||
onClick={() => fetchCacheStatus(true)}
|
||
disabled={loadingCache}
|
||
>
|
||
<RefreshCw className={`size-3 ${loadingCache ? "animate-spin" : ""}`} />
|
||
刷新状态
|
||
</Button>
|
||
</CardHeader>
|
||
<CardContent className="pt-4">
|
||
{loadingCache && !cacheStatus ? (
|
||
<div className="space-y-3 py-6">
|
||
<Skeleton className="h-6 w-full" />
|
||
<Skeleton className="h-10 w-full" />
|
||
<Skeleton className="h-10 w-full" />
|
||
</div>
|
||
) : cacheStatus ? (
|
||
<div className="grid grid-cols-1 lg:grid-cols-5 gap-6">
|
||
{/* 左边：状态区 (2/5 cols) */}
|
||
<div className="lg:col-span-2 space-y-4">
|
||
<h4 className="text-xs font-semibold text-muted-foreground uppercase tracking-wider">运行状态</h4>
|
||
<div className="grid grid-cols-1 sm:grid-cols-2 gap-4">
|
||
{/* 已占空间 */}
|
||
<div className="p-4 rounded-xl border border-border/40 bg-background/30 backdrop-blur-xs hover:border-primary/20 transition-all duration-300">
|
||
<p className="text-[10px] text-muted-foreground font-medium mb-1">已用空间</p>
|
||
<p className="text-xl font-bold tracking-tight text-foreground">
|
||
{formatBytes(cacheStatus.total_size)}
|
||
</p>
|
||
</div>
|
||
{/* Key数量 */}
|
||
<div className="p-4 rounded-xl border border-border/40 bg-background/30 backdrop-blur-xs hover:border-primary/20 transition-all duration-300">
|
||
<p className="text-[10px] text-muted-foreground font-medium mb-1">缓存键数量</p>
|
||
<p className="text-xl font-bold tracking-tight text-foreground">
|
||
{formatNumber(cacheStatus.keys_count)} <span className="text-xs text-muted-foreground font-normal">个文件</span>
|
||
</p>
|
||
</div>
|
||
</div>
|
||
|
||
{/* 存储路径 */}
|
||
<div className="p-4 rounded-xl border border-border/40 bg-background/30 backdrop-blur-xs hover:border-primary/20 transition-all duration-300">
|
||
<p className="text-[10px] text-muted-foreground font-medium mb-1.5">缓存基准目录</p>
|
||
<code className="text-xs font-mono bg-muted/60 px-2 py-1 rounded-md block truncate" title={cacheStatus.base_path}>
|
||
{cacheStatus.base_path}
|
||
</code>
|
||
</div>
|
||
<Button
|
||
variant="secondary"
|
||
size="sm"
|
||
className="h-8 text-xs font-medium w-full"
|
||
onClick={() => setShowClearConfirm(true)}
|
||
>
|
||
立即清空缓存
|
||
</Button>
|
||
</div>
|
||
|
||
{/* 右边：配置区 (3/5 cols) */}
|
||
<div className="lg:col-span-3 border-t lg:border-t-0 lg:border-l border-border/40 pt-6 lg:pt-0 lg:pl-6 space-y-4">
|
||
<h4 className="text-xs font-semibold text-muted-foreground uppercase tracking-wider">策略配置</h4>
|
||
<form onSubmit={handleSaveConfig} className="space-y-4">
|
||
<div className="grid grid-cols-1 sm:grid-cols-2 gap-4">
|
||
<div className="space-y-1.5">
|
||
<Label htmlFor="maxSizeMB" className="text-xs font-medium">最大容量限制 (MB)</Label>
|
||
<Input
|
||
id="maxSizeMB"
|
||
type="number"
|
||
min="1"
|
||
value={maxSizeMB}
|
||
onChange={(e) => setMaxSizeMB(e.target.value)}
|
||
className="h-8 text-xs bg-background/50 border-border/40"
|
||
placeholder="例如 100"
|
||
required
|
||
/>
|
||
<p className="text-[9px] text-muted-foreground">当总大小超出该值时，自动触发淘汰算法</p>
|
||
</div>
|
||
|
||
<div className="space-y-1.5">
|
||
<Label htmlFor="ttlMinutes" className="text-xs font-medium">生存时间限制 (分钟)</Label>
|
||
<Input
|
||
id="ttlMinutes"
|
||
type="number"
|
||
min="0"
|
||
value={ttlMinutes}
|
||
onChange={(e) => setTtlMinutes(e.target.value)}
|
||
className="h-8 text-xs bg-background/50 border-border/40"
|
||
placeholder="例如 60，0 表示永不过期"
|
||
required
|
||
/>
|
||
<p className="text-[9px] text-muted-foreground">缓存项的最长存活时间，超期后将失效被清理</p>
|
||
</div>
|
||
</div>
|
||
|
||
<div className="flex items-start justify-between p-4 rounded-xl border border-border/40 bg-background/20">
|
||
<div className="space-y-1 pr-4">
|
||
<Label htmlFor="lruEnabled" className="text-xs font-semibold block cursor-pointer">
|
||
启用 LRU 淘汰机制
|
||
</Label>
|
||
<span className="text-[10px] text-muted-foreground block">
|
||
在到达最大容量限制时，自动移除最久未被访问的缓存项。关闭该功能仅清理过期项。
|
||
</span>
|
||
</div>
|
||
<Switch
|
||
id="lruEnabled"
|
||
checked={lruEnabled}
|
||
onCheckedChange={setLruEnabled}
|
||
/>
|
||
</div>
|
||
|
||
<div className="flex justify-end pt-2">
|
||
<Button
|
||
type="submit"
|
||
disabled={savingConfig}
|
||
className="h-8 text-xs px-4"
|
||
>
|
||
{savingConfig ? "正在保存..." : "保存设置"}
|
||
</Button>
|
||
</div>
|
||
</form>
|
||
</div>
|
||
</div>
|
||
) : (
|
||
<div className="flex flex-col items-center justify-center py-10 text-muted-foreground">
|
||
<HardDrive className="size-8 opacity-45 mb-2" />
|
||
<span className="text-xs">未加载到缓存状态信息</span>
|
||
</div>
|
||
)}
|
||
</CardContent>
|
||
</Card>
|
||
|
||
{/* 2.6 清除缓存确认对话框 */}
|
||
<Dialog open={showClearConfirm} onOpenChange={setShowClearConfirm}>
|
||
<DialogContent className="sm:max-w-md">
|
||
<DialogHeader>
|
||
<DialogTitle className="text-sm font-semibold flex items-center gap-2 text-destructive">
|
||
<Trash2 className="size-4" />
|
||
确认清空所有缓存？
|
||
</DialogTitle>
|
||
<DialogDescription className="text-xs text-muted-foreground pt-1">
|
||
该操作将彻底清空磁盘目录下的全部缓存文件（包含临时解压、处理后的图片及各种块文件），重置键数量统计为 0。此操作不可撤销，且可能导致用户拉取资源时出现一过性的响应变慢。
|
||
</DialogDescription>
|
||
</DialogHeader>
|
||
<DialogFooter className="flex gap-2 justify-end mt-4">
|
||
<Button
|
||
variant="outline"
|
||
size="sm"
|
||
className="h-8 text-xs"
|
||
onClick={() => setShowClearConfirm(false)}
|
||
disabled={clearingCache}
|
||
>
|
||
取消
|
||
</Button>
|
||
<Button
|
||
variant="destructive"
|
||
size="sm"
|
||
className="h-8 text-xs"
|
||
onClick={handleClearCache}
|
||
disabled={clearingCache}
|
||
>
|
||
{clearingCache ? "清理中..." : "确认清空"}
|
||
</Button>
|
||
</DialogFooter>
|
||
</DialogContent>
|
||
</Dialog>
|
||
|
||
{/* 3. 底部功能区 */}
|
||
<Card className="border-border/40 bg-card/50 backdrop-blur-sm shadow-sm">
|
||
<CardHeader className="pb-3 border-b border-dashed">
|
||
<CardTitle className="text-sm font-semibold">功能区</CardTitle>
|
||
<CardDescription className="text-[11px]">数据库导出及自定义高级 SQL 执行终端</CardDescription>
|
||
</CardHeader>
|
||
<CardContent className="pt-4">
|
||
<div className="grid grid-cols-1 md:grid-cols-2 gap-4">
|
||
{/* 功能一: 数据库导出 */}
|
||
<div className="flex items-center justify-between p-4 border border-dashed rounded-lg hover:bg-muted/20 transition-colors duration-150">
|
||
<div className="space-y-1 pr-4">
|
||
<p className="text-xs font-semibold flex items-center gap-1.5">
|
||
<Download className="size-4 text-primary" />
|
||
数据库备份导出
|
||
</p>
|
||
<p className="text-[10px] text-muted-foreground">
|
||
直接导出并下载物理数据库镜像文件（SQLite 导出 .db，PostgreSQL 导出为打包的 .sql 文本文件）
|
||
</p>
|
||
</div>
|
||
<Button
|
||
size="sm"
|
||
variant="outline"
|
||
className="h-8 text-xs gap-1"
|
||
onClick={handleExport}
|
||
disabled={exporting}
|
||
>
|
||
<RefreshCw className={`size-3 ${exporting ? "animate-spin" : ""}`} />
|
||
{exporting ? "正在准备..." : "开始导出"}
|
||
</Button>
|
||
</div>
|
||
|
||
{/* 功能二: SQL 查询终端 */}
|
||
<div className="flex items-center justify-between p-4 border border-dashed rounded-lg hover:bg-muted/20 transition-colors duration-150">
|
||
<div className="space-y-1 pr-4">
|
||
<p className="text-xs font-semibold flex items-center gap-1.5">
|
||
<Terminal className="size-4 text-primary" />
|
||
SQL 查询控台
|
||
</p>
|
||
<p className="text-[10px] text-muted-foreground">
|
||
打开在线 SQL 控制终端，执行原生的 SQL 进行数据筛选、更新、调试或性能优化
|
||
</p>
|
||
</div>
|
||
<Button
|
||
size="sm"
|
||
className="h-8 text-xs gap-1 bg-primary text-primary-foreground hover:bg-primary/95"
|
||
onClick={() => {
|
||
setShowConsole(true)
|
||
setSqlQuery("SELECT * FROM users LIMIT 10;")
|
||
}}
|
||
>
|
||
<FileText className="size-3.5" />
|
||
进入控台
|
||
</Button>
|
||
</div>
|
||
</div>
|
||
</CardContent>
|
||
</Card>
|
||
</div>
|
||
)
|
||
}
|