重构管理员页面使用SSR

app/admin/AdminClient.tsx

@@ -0,0 +1,248 @@
+"use client"
+import { useState } from 'react'
+import Link from 'next/link'
+import { useRouter } from 'next/navigation'
+
+type AdminRecordItem = {
+  id: string
+  timestamp: string
+  sampleCount: number
+  duration: number
+}
+
+function toLocalInputValue(iso: string): string {
+  const d = new Date(iso)
+  if (Number.isNaN(d.getTime())) return ''
+  const pad = (n: number) => n.toString().padStart(2, '0')
+  const year = d.getFullYear()
+  const month = pad(d.getMonth() + 1)
+  const day = pad(d.getDate())
+  const hour = pad(d.getHours())
+  const minute = pad(d.getMinutes())
+  const second = pad(d.getSeconds())
+  return `${year}-${month}-${day}T${hour}:${minute}:${second}`
+}
+
+export default function AdminClient({
+  initialData,
+  currentPage,
+  pageSize,
+  totalPages,
+}: {
+  initialData: AdminRecordItem[]
+  currentPage: number
+  pageSize: number
+  totalPages: number
+}) {
+  const router = useRouter()
+  const [data, setData] = useState(initialData)
+  const [selected, setSelected] = useState<Set<string>>(new Set())
+  const [editingTimes, setEditingTimes] = useState<Record<string, string>>(() => {
+    const initial: Record<string, string> = {}
+    for (const r of initialData) {
+      initial[r.id] = toLocalInputValue(r.timestamp)
+    }
+    return initial
+  })
+  const [dirty, setDirty] = useState<Record<string, boolean>>({})
+
+  function toggleSelect(id: string) {
+    setSelected((prev) => {
+      const next = new Set(prev)
+      if (next.has(id)) next.delete(id)
+      else next.add(id)
+      return next
+    })
+  }
+
+  function selectAllCurrent() {
+    setSelected(new Set(data.map((d) => d.id)))
+  }
+
+  function clearSelection() {
+    setSelected(new Set())
+  }
+
+  async function handleBatchDelete() {
+    if (selected.size === 0) return
+    if (!confirm(`确定要删除选中的 ${selected.size} 条记录吗?`)) return
+    try {
+      const res = await fetch('/api/records/batch', {
+        method: 'POST',
+        headers: { 'content-type': 'application/json' },
+        body: JSON.stringify({ action: 'delete', ids: Array.from(selected) }),
+      })
+      if (!res.ok) throw new Error('批量删除失败')
+      const j = await res.json()
+      const deletedIds: string[] = j.deletedIds || []
+      setData((prev) => prev.filter((r) => !deletedIds.includes(r.id)))
+      clearSelection()
+    } catch {
+      alert('批量删除失败')
+    }
+  }
+
+  function setNowFor(id: string) {
+    const now = new Date()
+    const isoLocal = toLocalInputValue(now.toISOString())
+    setEditingTimes((prev) => ({ ...prev, [id]: isoLocal }))
+    setDirty((prev) => ({ ...prev, [id]: true }))
+  }
+
+  function shiftMinutes(id: string, minutes: number) {
+    setEditingTimes((prev) => {
+      const current = prev[id]
+      const base = current ? new Date(current) : new Date()
+      if (Number.isNaN(base.getTime())) return prev
+      const shifted = new Date(base.getTime() + minutes * 60 * 1000)
+      const isoLocal = toLocalInputValue(shifted.toISOString())
+      return { ...prev, [id]: isoLocal }
+    })
+    setDirty((prev) => ({ ...prev, [id]: true }))
+  }
+
+  async function applyTime(id: string) {
+    const input = editingTimes[id]
+    if (!input) {
+      alert('请输入时间')
+      return
+    }
+    const dt = new Date(input)
+    if (Number.isNaN(dt.getTime())) {
+      alert('时间格式不正确')
+      return
+    }
+    try {
+      const res = await fetch('/api/records/batch', {
+        method: 'POST',
+        headers: { 'content-type': 'application/json' },
+        body: JSON.stringify({ action: 'updateTimestamp', ids: [id], timestamp: dt.toISOString() }),
+      })
+      if (!res.ok) throw new Error('修改时间失败')
+      const j = await res.json()
+      const updated: { id: string; timestamp: string }[] = j.updated || []
+      if (!updated.length) return
+      const { timestamp } = updated[0]
+      setData((prev) => prev.map((r) => (r.id === id ? { ...r, timestamp } : r)))
+      setEditingTimes((prev) => ({ ...prev, [id]: toLocalInputValue(timestamp) }))
+      setDirty((prev) => ({ ...prev, [id]: false }))
+    } catch {
+      alert('修改时间失败')
+    }
+  }
+
+  function goToPage(page: number) {
+    const params = new URLSearchParams()
+    params.set('page', String(page))
+    params.set('pageSize', String(pageSize))
+    router.push(`/admin?${params.toString()}`)
+  }
+
+  return (
+    <div className="min-h-screen bg-zinc-50 text-zinc-900 dark:bg-black dark:text-zinc-100">
+      <div className="mx-auto max-w-6xl p-2 sm:p-6">
+        <header className="mb-4 flex items-center justify-between gap-3">
+          <div>
+            <h1 className="text-2xl font-semibold">Admin 面板</h1>
+            <p className="mt-1 text-xs text-zinc-500">批量删除记录，批量修改时间等维护操作</p>
+          </div>
+          <Link href="/" className="rounded border px-3 py-1.5 text-sm">← 返回首页</Link>
+        </header>
+
+        <section className="mb-4 flex flex-wrap items-center gap-3 rounded border border-zinc-200 bg-white p-3 text-sm dark:border-zinc-800 dark:bg-zinc-950">
+          <div className="flex items-center gap-2">
+            <button onClick={selectAllCurrent} className="rounded border px-2 py-1">全选当前页</button>
+            <button onClick={clearSelection} className="rounded border px-2 py-1">清空选择</button>
+            <span className="text-xs text-zinc-500">已选 {selected.size} 条</span>
+          </div>
+          <div className="flex items-center gap-2">
+            <button onClick={handleBatchDelete} className="rounded bg-red-600 px-3 py-1 text-white disabled:opacity-50" disabled={selected.size === 0}>批量删除</button>
+          </div>
+        </section>
+
+        <section className="rounded border border-zinc-200 bg-white dark:border-zinc-800 dark:bg-zinc-950">
+          <div className="hidden items-center justify-between border-b px-3 py-2 text-xs text-zinc-500 dark:border-zinc-800 sm:flex">
+            <div className="flex items-center gap-2">
+              <span className="w-8 text-center">选中</span>
+              <span className="w-40">ID</span>
+              <span className="w-72">时间 / 编辑</span>
+              <span className="w-24 text-right">采样点数</span>
+            </div>
+          </div>
+          {data.length === 0 && (
+            <div className="px-3 py-3 text-sm text-zinc-500">暂无数据</div>
+          )}
+          <div className="divide-y text-sm dark:divide-zinc-800">
+            {data.map((r) => (
+              <div key={r.id} className="border-b px-3 py-2 text-xs last:border-b-0 dark:border-zinc-800">
+                <div className="flex items-center justify-between gap-2">
+                  <div className="flex items-center gap-2">
+                    <input
+                      type="checkbox"
+                      checked={selected.has(r.id)}
+                      onChange={() => toggleSelect(r.id)}
+                      className="h-4 w-4"
+                    />
+                    <span className="max-w-[200px] truncate font-mono sm:w-40">{r.id}</span>
+                  </div>
+                  <div className="hidden items-center gap-2 sm:flex">
+                    <span className="text-[11px] text-zinc-500">{new Date(r.timestamp).toLocaleString()}</span>
+                    <span className="w-16 text-right text-[11px] text-zinc-500">{r.sampleCount}</span>
+                  </div>
+                  <Link href={`/records/${r.id}`} className="text-[11px] text-blue-600 hover:underline dark:text-blue-400">详情</Link>
+                </div>
+                <div className="mt-1 flex flex-col gap-1 sm:mt-1 sm:flex-row sm:items-center sm:gap-2">
+                  <div
+                    className={`flex flex-1 items-center gap-1 rounded border px-1 py-0.5 ${dirty[r.id] ? 'border-amber-400 bg-amber-50 dark:border-amber-500 dark:bg-amber-900/30' : 'border-zinc-300 bg-white dark:border-zinc-700 dark:bg-zinc-900'}`}
+                  >
+                    <input
+                      type="datetime-local"
+                      value={editingTimes[r.id] || ''}
+                      onChange={(e) => {
+                        const v = e.target.value
+                        setEditingTimes((prev) => ({ ...prev, [r.id]: v }))
+                        const original = toLocalInputValue(r.timestamp)
+                        setDirty((prev) => ({ ...prev, [r.id]: v !== original }))
+                      }}
+                      className="w-full bg-transparent text-[11px] outline-none"
+                    />
+                  </div>
+                  <div className="mt-1 flex flex-wrap gap-1 sm:mt-0 sm:flex-none sm:justify-start justify-end">
+                    <button
+                      onClick={() => {
+                        const original = toLocalInputValue(r.timestamp)
+                        setEditingTimes((prev) => ({ ...prev, [r.id]: original }))
+                        setDirty((prev) => ({ ...prev, [r.id]: false }))
+                      }}
+                      className="rounded border px-2 py-1 text-[11px]"
+                    >重置</button>
+                    <button onClick={() => setNowFor(r.id)} className="rounded border px-2 py-1 text-[11px]">现在</button>
+                    <button onClick={() => shiftMinutes(r.id, 1)} className="rounded border px-2 py-1 text-[11px]">+1min</button>
+                    <button onClick={() => shiftMinutes(r.id, 10)} className="rounded border px-2 py-1 text-[11px]">+10min</button>
+                    <button onClick={() => applyTime(r.id)} className="rounded bg-zinc-900 px-3 py-1 text-[11px] text-white dark:bg-zinc-100 dark:text-black">应用</button>
+                  </div>
+                </div>
+                <div className="mt-1 text-[11px] text-zinc-500 sm:hidden">
+                  时长 {r.duration} · 点数 {r.sampleCount}
+                </div>
+              </div>
+            ))}
+          </div>
+          <div className="flex items-center justify-center gap-4 border-t px-3 py-2 text-sm dark:border-zinc-800">
+            <button 
+              className="rounded border px-3 py-1.5 disabled:opacity-50" 
+              onClick={() => goToPage(Math.max(1, currentPage - 1))} 
+              disabled={currentPage <= 1}
+            >上一页</button>
+            <div className="text-xs">{currentPage} / {totalPages}</div>
+            <button 
+              className="rounded border px-3 py-1.5 disabled:opacity-50" 
+              onClick={() => goToPage(Math.min(totalPages, currentPage + 1))} 
+              disabled={currentPage >= totalPages}
+            >下一页</button>
+          </div>
+        </section>
+      </div>
+    </div>
+  )
+}

app/admin/page.tsx

@@ -0,0 +1,46 @@
+import { prisma } from '@/src/lib/prisma'
+import AdminClient from './AdminClient'
+
+type AdminRecordItem = {
+  id: string
+  timestamp: string
+  sampleCount: number
+  duration: number
+}
+
+export default async function AdminPage({
+  searchParams,
+}: {
+  searchParams: Promise<{ page?: string; pageSize?: string }>
+}) {
+  const params = await searchParams
+  const page = Math.max(1, parseInt(params.page || '1', 10) || 1)
+  const pageSizeRaw = parseInt(params.pageSize || '50', 10) || 50
+  const pageSize = Math.min(100, Math.max(1, pageSizeRaw))
+
+  const [total, rows] = await Promise.all([
+    prisma.recording.count(),
+    prisma.recording.findMany({
+      orderBy: { timestamp: 'desc' },
+      skip: (page - 1) * pageSize,
+      take: pageSize,
+      select: {
+        id: true,
+        timestamp: true,
+        sample_count: true,
+        duration: true,
+      },
+    }),
+  ])
+
+  const data: AdminRecordItem[] = rows.map((r) => ({
+    id: r.id,
+    timestamp: r.timestamp.toISOString(),
+    sampleCount: r.sample_count,
+    duration: r.duration,
+  }))
+
+  const totalPages = Math.max(1, Math.ceil(total / pageSize))
+
+  return <AdminClient initialData={data} currentPage={page} pageSize={pageSize} totalPages={totalPages} />
+}

app/api/export/route.ts

@@ -48,20 +48,23 @@ export async function POST(req: NextRequest) {
       })
     }
 
-    // CSV
-    let csv = 'recordId,timestamp,index,timeSec,code,force\n'
+    // CSV（去掉 recordId、timestamp，timeSec 改为毫秒单位）
+    let csv = 'index,timeMs,code,force\n'
     for (const r of rows) {
-      let step = r.sample_count > 0 ? r.duration / r.sample_count : 0
+      // 以毫秒为单位的步长
+      let stepMs = r.sample_count > 0 ? (r.duration * 1000) / r.sample_count : 0
       if (r.rec_start_ms != null && r.rec_end_ms != null && r.sample_count > 0) {
         const dtMs = Number((r.rec_end_ms as bigint) - (r.rec_start_ms as bigint))
-        if (Number.isFinite(dtMs) && dtMs > 0) step = dtMs / 1000 / r.sample_count
+        if (Number.isFinite(dtMs) && dtMs > 0) stepMs = dtMs / r.sample_count
       }
+      // 采样溢出时强制 1ms 步长（与 16.384s/16384 对齐）
+      if (r.sample_count >= 16384) stepMs = 1
       const hasFit = r.fit_a != null
       for (let i = 0; i < r.code_data.length; i++) {
-        const t = (i * step).toFixed(6)
+        const t = (i * stepMs).toFixed(3)
         const code = r.code_data[i]
         const force = hasFit ? r.fit_a! * code + (r.fit_b ?? 0) : ''
-        csv += `${r.id},${new Date(r.timestamp).toISOString()},${i},${t},${code},${hasFit ? force : ''}\n`
+        csv += `${i},${t},${code},${hasFit ? force : ''}\n`
       }
     }
     return new Response(csv, {

app/api/records/batch/route.ts

@@ -0,0 +1,50 @@
+import { NextRequest } from 'next/server'
+import { prisma } from '@/src/lib/prisma'
+import { isAuthorizedDelete } from '@/src/lib/utils'
+
+type BatchBody =
+  | { action: 'delete'; ids: string[] }
+  | { action: 'updateTimestamp'; ids: string[]; timestamp: string }
+
+export async function POST(req: NextRequest) {
+  try {
+    if (!isAuthorizedDelete(req)) {
+      return Response.json({ error: 'unauthorized' }, { status: 401 })
+    }
+
+    const body = (await req.json()) as BatchBody
+
+    if (!body || !Array.isArray((body as any).ids) || (body as any).ids.length === 0) {
+      return Response.json({ error: 'ids required' }, { status: 400 })
+    }
+
+    const ids = (body as any).ids as string[]
+
+    if (body.action === 'delete') {
+      const result = await prisma.recording.deleteMany({ where: { id: { in: ids } } })
+      return Response.json({ success: true, deletedCount: result.count, deletedIds: ids })
+    }
+
+    if (body.action === 'updateTimestamp') {
+      const ts = new Date(body.timestamp)
+      if (Number.isNaN(ts.getTime())) {
+        return Response.json({ error: 'invalid timestamp' }, { status: 400 })
+      }
+
+      await prisma.recording.updateMany({ where: { id: { in: ids } }, data: { timestamp: ts } })
+      const updated = await prisma.recording.findMany({
+        where: { id: { in: ids } },
+        select: { id: true, timestamp: true },
+      })
+      return Response.json({
+        success: true,
+        updated: updated.map((r) => ({ id: r.id, timestamp: r.timestamp.toISOString() })),
+      })
+    }
+
+    return Response.json({ error: 'unsupported action' }, { status: 400 })
+  } catch (err) {
+    console.error(err)
+    return Response.json({ error: 'internal error' }, { status: 500 })
+  }
+}

app/records/[id]/page.tsx

@@ -45,15 +45,14 @@ export default function Page({ params }: { params: Promise<{ id: string }> }) {
   const [error, setError] = useState<string | null>(null)
   const [rec, setRec] = useState<Detail | null>(null)
   // 滤波相关状态
-  const [filterType, setFilterType] = useState<'none' | 'ema' | 'sg' | 'hampel_sg' | 'gauss'>('hampel_sg')
+  const [filterType, setFilterType] = useState<'none' | 'ema' | 'sg' | 'hampel_sg' | 'gauss'>('ema')
   const [emaAlpha, setEmaAlpha] = useState(0.01)
   const [sgWindow, setSgWindow] = useState(21)
   const [sgOrder, setSgOrder] = useState<2 | 3>(3)
   const [hampelWindow, setHampelWindow] = useState(11)
   const [hampelK, setHampelK] = useState(2)
   const [gaussSigma, setGaussSigma] = useState(5)
-  const [showOriginal, setShowOriginal] = useState(false)
-  const [showFiltered, setShowFiltered] = useState(true)
+  // 图例控制显示，不再使用自定义 checkbox；默认隐藏在数据集上配置
 
   useEffect(() => {
     const controller = new AbortController()
@@ -76,10 +75,7 @@ export default function Page({ params }: { params: Promise<{ id: string }> }) {
     return () => controller.abort()
   }, [id])
 
-  // 若存在拟合，默认不显示滤波码值（仅在记录加载时初始化一次）
-  useEffect(() => {
-    if (rec?.fit) setShowFiltered(false)
-  }, [rec?.fit])
+  // 显示策略改由 Chart.js 图例控制，默认隐藏在数据集 hidden 字段中设置
 
   // 侦测小屏（手机）以调整 Chart 布局
   const [isSmall, setIsSmall] = useState(false)
@@ -121,7 +117,10 @@ export default function Page({ params }: { params: Promise<{ id: string }> }) {
 
   const timeAxis = useMemo(() => {
     if (!rec) return [] as number[]
-    const step = rec.sampleCount > 0 ? (rec.duration * 1000) / rec.sampleCount : 0
+    // 使用秒为单位，保留3位小数；若采样溢出，固定为 16.384s
+    const overflow = rec.sampleCount >= 16384
+    const effectiveDuration = overflow ? 16.384 : rec.duration
+    const step = rec.sampleCount > 0 ? effectiveDuration / rec.sampleCount : 0
     return Array.from({ length: rec.sampleCount }, (_, i) => +(i * step).toFixed(3))
   }, [rec])
 
@@ -201,7 +200,23 @@ export default function Page({ params }: { params: Promise<{ id: string }> }) {
               </div>
               <div className="rounded-lg border p-3 sm:p-4 dark:border-zinc-800">
                 <div className="text-sm text-zinc-500">采样</div>
-                <div className="mt-1 text-lg">{rec.sampleCount} 点 · {rec.duration.toFixed(3)} s · {(rec.sampleCount / rec.duration).toFixed(2)} Hz</div>
+                {(() => {
+                  const overflow = rec.sampleCount >= 16384
+                  const effectiveDuration = overflow ? 16.384 : rec.duration
+                  const hz = effectiveDuration > 0 ? (rec.sampleCount / effectiveDuration) : 0
+                  return (
+                    <div className="mt-1 text-lg">
+                      {rec.sampleCount} 点 ·{' '}
+                      <span
+                        className={overflow ? 'text-red-600 dark:text-red-400' : ''}
+                        title={overflow ? '采样溢出，时间将不准确' : undefined}
+                      >
+                        {effectiveDuration.toFixed(3)} s
+                      </span>
+                      {' '}· {hz.toFixed(2)} Hz
+                    </div>
+                  )
+                })()}
               </div>
               <div className="rounded-lg border p-3 sm:p-4 dark:border-zinc-800">
                 <div className="text-sm text-zinc-500">拟合</div>
@@ -351,15 +366,7 @@ export default function Page({ params }: { params: Promise<{ id: string }> }) {
                     </label>
                   )}
 
-                  <label className="flex items-center gap-2 text-sm">
-                    <input type="checkbox" className="rounded" checked={showFiltered} onChange={(e) => setShowFiltered(e.target.checked)} />
-                    <span>显示滤波码值</span>
-                  </label>
-
-                  <label className="flex items-center gap-2 text-sm">
-                    <input type="checkbox" className="rounded" checked={showOriginal} onChange={(e) => setShowOriginal(e.target.checked)} />
-                    <span>叠加原始</span>
-                  </label>
+                  {/* 由 Chart.js 图例控制数据集显示，不再使用本地 checkbox */}
 
                   <span className="hidden text-xs text-zinc-500 sm:inline">按 Ctrl+滚轮 缩放，拖拽平移</span>
                 </div>
@@ -369,8 +376,6 @@ export default function Page({ params }: { params: Promise<{ id: string }> }) {
                 data={{
                   labels: timeAxis,
                   datasets: [
-                    ...(showOriginal && rec
-                      ? [
                     {
                       type: 'line' as const,
                       label: '原始码值',
@@ -381,11 +386,8 @@ export default function Page({ params }: { params: Promise<{ id: string }> }) {
                       borderWidth: 1,
                       yAxisID: 'yCode',
                       pointRadius: 0,
+                      hidden: true, // 默认不显示原始
                     },
-                        ]
-                      : []),
-                    ...(showFiltered
-                      ? [
                     {
                       type: 'line' as const,
                       label: '滤波码值',
@@ -395,9 +397,8 @@ export default function Page({ params }: { params: Promise<{ id: string }> }) {
                       borderWidth: 1.5,
                       yAxisID: 'yCode',
                       pointRadius: 0,
+                      hidden: Boolean(rec?.fit), // 存在拟合时默认不显示滤波码值
                     },
-                        ]
-                      : []),
                     ...(rec.fit && forceSeries
                       ? [
                           {
@@ -431,7 +432,7 @@ export default function Page({ params }: { params: Promise<{ id: string }> }) {
                     },
                   },
                   scales: {
-                    x: { title: { display: !isSmall, text: '时间 (ms)' }, ticks: { maxRotation: 0, font: { size: isSmall ? 10 : 12 } } },
+                    x: { title: { display: !isSmall, text: '时间 (s)' }, ticks: { maxRotation: 0, font: { size: isSmall ? 10 : 12 } } },
                     yCode: { type: 'linear' as const, position: 'left' as const, title: { display: !isSmall, text: '码值' }, ticks: { font: { size: isSmall ? 10 : 12 } } },
                     yForce: { type: 'linear' as const, position: 'right' as const, title: { display: !isSmall, text: '力值 (mN)' }, grid: { drawOnChartArea: false }, ticks: { font: { size: isSmall ? 10 : 12 } } },
                   },