fix: 统一 ResultCard id 参数类型为 string

- 抽 types/constants/utils 为独立文件
- 抽 3 个 UI 组件：FilterBar / EmptyState / ResultCard
- 抽业务 Hook：useDuplicationResults
- 主文件精简为纯组合层，保持导入路径向后兼容

apps/web/src/pages/duplication/DuplicationResults.tsx

@@ -2,130 +2,27 @@
  * 查重结果列表页面 — V21 设计系统
  * 胶囊筛选 + 卡片列表，零 antd 依赖
  */
-import React, { useState, useMemo } from "react"
-import { useQuery, useMutation, useQueryClient } from "@tanstack/react-query"
-import { Button, Tag, Tooltip } from "@/components/ui"
-import { useNavigate } from "react-router-dom"
-import {
-  getDuplicationRecords,
-  deleteDuplicationRecord,
-  retryDuplication,
-  type DuplicationStatus,
-} from "@/api/duplication"
-import "./duplication.css"
+import React from "react"
+import { Button } from "@/components/ui"
 import PageHead from "@/components/layout/PageHead"
-
-/** 风险等级分类 */
-type RiskFilter = "all" | "high" | "medium" | "low"
-
-/** 状态配置 */
-const STATUS_CONFIG: Record<
-  DuplicationStatus,
-  {
-    variant: "primary" | "warning" | "success" | "error"
-    text: string
-    icon: string
-  }
-> = {
-  pending: { variant: "primary", text: "等待中", icon: "⏳" },
-  processing: { variant: "warning", text: "查重中", icon: "🔄" },
-  completed: { variant: "success", text: "已完成", icon: "✅" },
-  failed: { variant: "error", text: "失败", icon: "❌" },
-}
-
-/** 根据查重率获取风险等级 */
-const getRiskLevel = (rate?: number): "low" | "medium" | "high" => {
-  if (rate === undefined) return "low"
-  if (rate <= 10) return "low"
-  if (rate <= 30) return "medium"
-  return "high"
-}
-
-/** 风险等级标签 */
-const RISK_LABELS: Record<string, string> = {
-  low: "低风险",
-  medium: "中风险",
-  high: "高风险",
-}
-
-/** 格式化文件大小 */
-const formatSize = (bytes: number) => {
-  if (bytes < 1024 * 1024) return `${(bytes / 1024).toFixed(0)} KB`
-  if (bytes < 1024 * 1024 * 1024) return `${(bytes / 1024 / 1024).toFixed(1)} MB`
-  return `${(bytes / 1024 / 1024 / 1024).toFixed(2)} GB`
-}
-
-/** 格式化时长 */
-const formatDuration = (seconds?: number) => {
-  if (!seconds) return "-"
-  const totalSec = Math.round(seconds)
-  const m = Math.floor(totalSec / 60)
-  const s = totalSec % 60
-  return m > 0 ? `${m}分${s}秒` : `${s}秒`
-}
-
-/** 简易 toast */
-interface ToastState {
-  message: string
-  type: "success" | "error" | "warning"
-}
-
-const FILTER_OPTIONS: { key: RiskFilter; label: string }[] = [
-  { key: "all", label: "全部" },
-  { key: "low", label: "低风险" },
-  { key: "medium", label: "中风险" },
-  { key: "high", label: "高风险" },
-]
+import "./duplication.css"
+import useDuplicationResults from "./hooks/useDuplicationResults"
+import FilterBar from "./components/FilterBar"
+import EmptyState from "./components/EmptyState"
+import ResultCard from "./components/ResultCard"
 
 const DuplicationResults: React.FC = () => {
-  const navigate = useNavigate()
-  const queryClient = useQueryClient()
-  const [riskFilter, setRiskFilter] = useState<RiskFilter>("all")
-  const [toast, setToast] = useState<ToastState | null>(null)
-
-  const showToast = (message: string, type: "success" | "error" | "warning") => {
-    setToast({ message, type })
-    setTimeout(() => setToast(null), 3000)
-  }
-
-  // 获取查重记录
-  const { data: records = [], isLoading } = useQuery({
-    queryKey: ["duplication-records"],
-    queryFn: getDuplicationRecords,
-  })
-
-  // 删除
-  const deleteMutation = useMutation({
-    mutationFn: deleteDuplicationRecord,
-    onSuccess: () => {
-      showToast("已删除", "success")
-      queryClient.invalidateQueries({ queryKey: ["duplication-records"] })
-    },
-    onError: () => {
-      showToast("删除失败", "error")
-    },
-  })
-
-  // 重新查重
-  const retryMutation = useMutation({
-    mutationFn: retryDuplication,
-    onSuccess: () => {
-      showToast("已重新提交查重", "success")
-      queryClient.invalidateQueries({ queryKey: ["duplication-records"] })
-    },
-    onError: () => {
-      showToast("重新查重失败", "error")
-    },
-  })
-
-  /** 按风险等级筛选 */
-  const filteredRecords = useMemo(() => {
-    if (riskFilter === "all") return records
-    return records.filter((r) => {
-      if (r.status !== "completed") return riskFilter === "low"
-      return getRiskLevel(r.duplicate_rate) === riskFilter
-    })
-  }, [records, riskFilter])
+  const {
+    isLoading,
+    filteredRecords,
+    riskFilter,
+    setRiskFilter,
+    toast,
+    handleDelete,
+    handleRetry,
+    handleView,
+    handleUpload,
+  } = useDuplicationResults()
 
   return (
     <div className="dup-page">
@@ -136,136 +33,31 @@ const DuplicationResults: React.FC = () => {
         title="查重记录"
         actions={
           <div style={{ display: "flex", gap: 8, alignItems: "center" }}>
-            {/* 筛选胶囊 */}
-            <div className="dup-filter">
-              {FILTER_OPTIONS.map((opt) => (
-                <button
-                  key={opt.key}
-                  className={`dup-filter-btn ${riskFilter === opt.key ? "active" : ""}`}
-                  onClick={() => setRiskFilter(opt.key)}
-                >
-                  {opt.label}
-                </button>
-              ))}
-            </div>
-            <Button
-              buttonType="primary"
-              buttonSize="md"
-              onClick={() => navigate("/app/duplication")}
-            >
+            <FilterBar value={riskFilter} onChange={setRiskFilter} />
+            <Button buttonType="primary" buttonSize="md" onClick={handleUpload}>
               📤 上传查重
             </Button>
           </div>
         }
       />
 
-      {/* 加载中 */}
-      {isLoading && (
-        <div className="dup-results-empty">
-          <div className="dup-results-empty-icon">⏳</div>
-          <p>加载中...</p>
-        </div>
-      )}
-
-      {/* 空状态 */}
-      {!isLoading && filteredRecords.length === 0 && (
-        <div className="dup-results-empty">
-          <div className="dup-results-empty-icon">📭</div>
-          <p>
-            {riskFilter === "all"
-              ? "暂无查重记录，上传视频开始查重吧"
-              : `没有${RISK_LABELS[riskFilter]}的记录`}
-          </p>
-        </div>
+      {/* 加载中 / 空状态 */}
+      {(isLoading || filteredRecords.length === 0) && (
+        <EmptyState isLoading={isLoading} riskFilter={riskFilter} />
       )}
 
       {/* 结果卡片列表 */}
       {!isLoading && filteredRecords.length > 0 && (
         <div className="dup-results-list">
-          {filteredRecords.map((record) => {
-            const statusCfg = STATUS_CONFIG[record.status]
-            const riskLevel = getRiskLevel(record.duplicate_rate)
-            const rateValue = record.duplicate_rate
-
-            return (
-              <div
-                key={record.id}
-                className="dup-result-card"
-                onClick={() => {
-                  if (record.status === "completed") {
-                    navigate(`/duplication/${record.id}`)
-                  }
-                }}
-              >
-                {/* 缩略图 */}
-                <div className="dup-result-card-thumb">🎬</div>
-
-                {/* 信息区 */}
-                <div className="dup-result-card-body">
-                  <h4>{record.filename}</h4>
-                  <div className="dup-result-card-meta">
-                    <Tag variant={statusCfg.variant}>
-                      {statusCfg.icon} {statusCfg.text}
-                    </Tag>
-                    <span>{formatSize(record.file_size)}</span>
-                    <span>{formatDuration(record.duration_seconds)}</span>
-                    <span>{new Date(record.created_at).toLocaleDateString("zh-CN")}</span>
-                    {record.status === "completed" && record.duplicate_count !== undefined && (
-                      <span>{record.duplicate_count} 个重复片段</span>
-                    )}
-                  </div>
-                </div>
-
-                {/* 查重率 */}
-                <div className="dup-result-card-score">
-                  {record.status === "completed" && rateValue !== undefined ? (
-                    <>
-                      <div className="dup-score-bar">
-                        <div
-                          className={`dup-score-bar-fill ${riskLevel}`}
-                          style={{ width: `${Math.min(rateValue, 100)}%` }}
-                        />
-                      </div>
-                      <span className={`dup-score-value ${riskLevel}`}>
-                        {rateValue.toFixed(1)}%
-                      </span>
-                    </>
-                  ) : record.status === "failed" ? (
-                    <Tooltip title="重新查重">
-                      <Button
-                        buttonType="ghost"
-                        buttonSize="sm"
-                        onClick={(e) => {
-                          e.stopPropagation()
-                          retryMutation.mutate(record.id)
-                        }}
-                      >
-                        🔄 重试
-                      </Button>
-                    </Tooltip>
-                  ) : (
-                    <span style={{ color: "var(--text-secondary)", fontSize: 12 }}>
-                      {record.status === "processing" ? "分析中..." : "—"}
-                    </span>
-                  )}
-                </div>
-
-                {/* 删除按钮 */}
-                <Button
-                  buttonType="ghost"
-                  buttonSize="sm"
-                  onClick={(e) => {
-                    e.stopPropagation()
-                    if (window.confirm("确定删除此记录？")) {
-                      deleteMutation.mutate(record.id)
-                    }
-                  }}
-                >
-                  🗑️
-                </Button>
-              </div>
-            )
-          })}
+          {filteredRecords.map((record) => (
+            <ResultCard
+              key={record.id}
+              record={record}
+              onView={handleView}
+              onDelete={handleDelete}
+              onRetry={handleRetry}
+            />
+          ))}
         </div>
       )}
     </div>

apps/web/src/pages/duplication/components/EmptyState.tsx

@@ -0,0 +1,32 @@
+import React from "react"
+import { RISK_LABELS } from "../constants"
+import type { RiskFilter } from "../types"
+
+interface EmptyStateProps {
+  isLoading: boolean
+  riskFilter: RiskFilter
+}
+
+const EmptyState: React.FC<EmptyStateProps> = ({ isLoading, riskFilter }) => {
+  if (isLoading) {
+    return (
+      <div className="dup-results-empty">
+        <div className="dup-results-empty-icon">⏳</div>
+        <p>加载中...</p>
+      </div>
+    )
+  }
+
+  return (
+    <div className="dup-results-empty">
+      <div className="dup-results-empty-icon">📭</div>
+      <p>
+        {riskFilter === "all"
+          ? "暂无查重记录，上传视频开始查重吧"
+          : `没有${RISK_LABELS[riskFilter]}的记录`}
+      </p>
+    </div>
+  )
+}
+
+export default EmptyState

apps/web/src/pages/duplication/components/FilterBar.tsx

@@ -0,0 +1,26 @@
+import React from "react"
+import type { RiskFilter } from "../types"
+import { FILTER_OPTIONS } from "../constants"
+
+interface FilterBarProps {
+  value: RiskFilter
+  onChange: (value: RiskFilter) => void
+}
+
+const FilterBar: React.FC<FilterBarProps> = ({ value, onChange }) => {
+  return (
+    <div className="dup-filter">
+      {FILTER_OPTIONS.map((opt) => (
+        <button
+          key={opt.key}
+          className={`dup-filter-btn ${value === opt.key ? "active" : ""}`}
+          onClick={() => onChange(opt.key)}
+        >
+          {opt.label}
+        </button>
+      ))}
+    </div>
+  )
+}
+
+export default FilterBar

apps/web/src/pages/duplication/components/ResultCard.tsx

@@ -0,0 +1,95 @@
+import React from "react"
+import { Button, Tag, Tooltip } from "@/components/ui"
+import type { DuplicationRecord } from "@/api/duplication"
+import { STATUS_CONFIG } from "../constants"
+import { getRiskLevel, formatSize, formatDuration } from "../utils"
+
+interface ResultCardProps {
+  record: DuplicationRecord
+  onView: (id: string) => void
+  onDelete: (id: string) => void
+  onRetry: (id: string) => void
+}
+
+const ResultCard: React.FC<ResultCardProps> = ({ record, onView, onDelete, onRetry }) => {
+  const statusCfg = STATUS_CONFIG[record.status]
+  const riskLevel = getRiskLevel(record.duplicate_rate)
+  const rateValue = record.duplicate_rate
+
+  const handleClick = () => {
+    if (record.status === "completed") {
+      onView(record.id)
+    }
+  }
+
+  return (
+    <div key={record.id} className="dup-result-card" onClick={handleClick}>
+      {/* 缩略图 */}
+      <div className="dup-result-card-thumb">🎬</div>
+
+      {/* 信息区 */}
+      <div className="dup-result-card-body">
+        <h4>{record.filename}</h4>
+        <div className="dup-result-card-meta">
+          <Tag variant={statusCfg.variant}>
+            {statusCfg.icon} {statusCfg.text}
+          </Tag>
+          <span>{formatSize(record.file_size)}</span>
+          <span>{formatDuration(record.duration_seconds)}</span>
+          <span>{new Date(record.created_at).toLocaleDateString("zh-CN")}</span>
+          {record.status === "completed" && record.duplicate_count !== undefined && (
+            <span>{record.duplicate_count} 个重复片段</span>
+          )}
+        </div>
+      </div>
+
+      {/* 查重率 */}
+      <div className="dup-result-card-score">
+        {record.status === "completed" && rateValue !== undefined ? (
+          <>
+            <div className="dup-score-bar">
+              <div
+                className={`dup-score-bar-fill ${riskLevel}`}
+                style={{ width: `${Math.min(rateValue, 100)}%` }}
+              />
+            </div>
+            <span className={`dup-score-value ${riskLevel}`}>{rateValue.toFixed(1)}%</span>
+          </>
+        ) : record.status === "failed" ? (
+          <Tooltip title="重新查重">
+            <Button
+              buttonType="ghost"
+              buttonSize="sm"
+              onClick={(e) => {
+                e.stopPropagation()
+                onRetry(record.id)
+              }}
+            >
+              🔄 重试
+            </Button>
+          </Tooltip>
+        ) : (
+          <span style={{ color: "var(--text-secondary)", fontSize: 12 }}>
+            {record.status === "processing" ? "分析中..." : "—"}
+          </span>
+        )}
+      </div>
+
+      {/* 删除按钮 */}
+      <Button
+        buttonType="ghost"
+        buttonSize="sm"
+        onClick={(e) => {
+          e.stopPropagation()
+          if (window.confirm("确定删除此记录？")) {
+            onDelete(record.id)
+          }
+        }}
+      >
+        🗑️
+      </Button>
+    </div>
+  )
+}
+
+export default ResultCard

apps/web/src/pages/duplication/constants.ts

@@ -0,0 +1,31 @@
+import type { DuplicationStatus } from "@/api/duplication"
+import type { RiskFilter } from "./types"
+
+/** 状态配置 */
+export const STATUS_CONFIG: Record<
+  DuplicationStatus,
+  {
+    variant: "primary" | "warning" | "success" | "error"
+    text: string
+    icon: string
+  }
+> = {
+  pending: { variant: "primary", text: "等待中", icon: "⏳" },
+  processing: { variant: "warning", text: "查重中", icon: "🔄" },
+  completed: { variant: "success", text: "已完成", icon: "✅" },
+  failed: { variant: "error", text: "失败", icon: "❌" },
+}
+
+/** 风险等级标签 */
+export const RISK_LABELS: Record<string, string> = {
+  low: "低风险",
+  medium: "中风险",
+  high: "高风险",
+}
+
+export const FILTER_OPTIONS: { key: RiskFilter; label: string }[] = [
+  { key: "all", label: "全部" },
+  { key: "low", label: "低风险" },
+  { key: "medium", label: "中风险" },
+  { key: "high", label: "高风险" },
+]

apps/web/src/pages/duplication/hooks/useDuplicationResults.ts

@@ -0,0 +1,106 @@
+import { useState, useMemo } from "react"
+import { useQuery, useMutation, useQueryClient } from "@tanstack/react-query"
+import { useNavigate } from "react-router-dom"
+import {
+  getDuplicationRecords,
+  deleteDuplicationRecord,
+  retryDuplication,
+  type DuplicationRecord,
+} from "@/api/duplication"
+import type { RiskFilter, ToastState } from "../types"
+import { getRiskLevel } from "../utils"
+
+interface UseDuplicationResultsReturn {
+  records: DuplicationRecord[]
+  isLoading: boolean
+  filteredRecords: DuplicationRecord[]
+  riskFilter: RiskFilter
+  setRiskFilter: (filter: RiskFilter) => void
+  toast: ToastState | null
+  handleDelete: (id: string) => void
+  handleRetry: (id: string) => void
+  handleView: (id: string) => void
+  handleUpload: () => void
+}
+
+const useDuplicationResults = (): UseDuplicationResultsReturn => {
+  const navigate = useNavigate()
+  const queryClient = useQueryClient()
+  const [riskFilter, setRiskFilter] = useState<RiskFilter>("all")
+  const [toast, setToast] = useState<ToastState | null>(null)
+
+  const showToast = (message: string, type: "success" | "error" | "warning") => {
+    setToast({ message, type })
+    setTimeout(() => setToast(null), 3000)
+  }
+
+  // 获取查重记录
+  const { data: records = [], isLoading } = useQuery({
+    queryKey: ["duplication-records"],
+    queryFn: getDuplicationRecords,
+  })
+
+  // 删除
+  const deleteMutation = useMutation({
+    mutationFn: deleteDuplicationRecord,
+    onSuccess: () => {
+      showToast("已删除", "success")
+      queryClient.invalidateQueries({ queryKey: ["duplication-records"] })
+    },
+    onError: () => {
+      showToast("删除失败", "error")
+    },
+  })
+
+  // 重新查重
+  const retryMutation = useMutation({
+    mutationFn: retryDuplication,
+    onSuccess: () => {
+      showToast("已重新提交查重", "success")
+      queryClient.invalidateQueries({ queryKey: ["duplication-records"] })
+    },
+    onError: () => {
+      showToast("重新查重失败", "error")
+    },
+  })
+
+  /** 按风险等级筛选 */
+  const filteredRecords = useMemo(() => {
+    if (riskFilter === "all") return records
+    return records.filter((r) => {
+      if (r.status !== "completed") return riskFilter === "low"
+      return getRiskLevel(r.duplicate_rate) === riskFilter
+    })
+  }, [records, riskFilter])
+
+  const handleDelete = (id: string) => {
+    deleteMutation.mutate(id)
+  }
+
+  const handleRetry = (id: string) => {
+    retryMutation.mutate(id)
+  }
+
+  const handleView = (id: string) => {
+    navigate(`/duplication/${id}`)
+  }
+
+  const handleUpload = () => {
+    navigate("/app/duplication")
+  }
+
+  return {
+    records,
+    isLoading,
+    filteredRecords,
+    riskFilter,
+    setRiskFilter,
+    toast,
+    handleDelete,
+    handleRetry,
+    handleView,
+    handleUpload,
+  }
+}
+
+export default useDuplicationResults

apps/web/src/pages/duplication/types.ts

@@ -0,0 +1,8 @@
+/** 风险等级分类 */
+export type RiskFilter = "all" | "high" | "medium" | "low"
+
+/** 简易 toast */
+export interface ToastState {
+  message: string
+  type: "success" | "error" | "warning"
+}

apps/web/src/pages/duplication/utils.ts

@@ -0,0 +1,23 @@
+/** 根据查重率获取风险等级 */
+export const getRiskLevel = (rate?: number): "low" | "medium" | "high" => {
+  if (rate === undefined) return "low"
+  if (rate <= 10) return "low"
+  if (rate <= 30) return "medium"
+  return "high"
+}
+
+/** 格式化文件大小 */
+export const formatSize = (bytes: number) => {
+  if (bytes < 1024 * 1024) return `${(bytes / 1024).toFixed(0)} KB`
+  if (bytes < 1024 * 1024 * 1024) return `${(bytes / 1024 / 1024).toFixed(1)} MB`
+  return `${(bytes / 1024 / 1024 / 1024).toFixed(2)} GB`
+}
+
+/** 格式化时长 */
+export const formatDuration = (seconds?: number) => {
+  if (!seconds) return "-"
+  const totalSec = Math.round(seconds)
+  const m = Math.floor(totalSec / 60)
+  const s = totalSec % 60
+  return m > 0 ? `${m}分${s}秒` : `${s}秒`
+}