feat(core): 完成 Phase 2 核心功能开发
- 实现查询API (query.py): 支持star_id/unique_id/nickname三种查询方式 - 实现计算模块 (calculator.py): CPM/自然搜索UV/搜索成本计算 - 实现品牌API集成 (brand_api.py): 批量并发调用，10并发限制 - 实现导出服务 (export_service.py): Excel/CSV导出 - 前端组件: QueryForm/ResultTable/ExportButton - 主页面集成: 支持6种页面状态 - 测试: 44个测试全部通过，覆盖率88% Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
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import Image from "next/image";
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'use client';
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import { useState } from 'react';
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import { QueryForm, ResultTable, ExportButton } from '@/components';
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import { QueryType, VideoData, PageState } from '@/types';
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import { queryVideos } from '@/lib/api';
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export default function Home() {
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return (
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<div className="grid grid-rows-[20px_1fr_20px] items-center justify-items-center min-h-screen p-8 pb-20 gap-16 sm:p-20 font-[family-name:var(--font-geist-sans)]">
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<main className="flex flex-col gap-8 row-start-2 items-center sm:items-start">
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<Image
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className="dark:invert"
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src="https://nextjs.org/icons/next.svg"
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alt="Next.js logo"
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width={180}
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height={38}
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priority
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/>
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<ol className="list-inside list-decimal text-sm text-center sm:text-left font-[family-name:var(--font-geist-mono)]">
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<li className="mb-2">
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Get started by editing{" "}
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<code className="bg-black/[.05] dark:bg-white/[.06] px-1 py-0.5 rounded font-semibold">
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src/app/page.tsx
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</code>
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.
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</li>
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<li>Save and see your changes instantly.</li>
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</ol>
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const [pageState, setPageState] = useState<PageState>('default');
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const [data, setData] = useState<VideoData[]>([]);
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const [total, setTotal] = useState(0);
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const [error, setError] = useState<string | null>(null);
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<div className="flex gap-4 items-center flex-col sm:flex-row">
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<a
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className="rounded-full border border-solid border-transparent transition-colors flex items-center justify-center bg-foreground text-background gap-2 hover:bg-[#383838] dark:hover:bg-[#ccc] text-sm sm:text-base h-10 sm:h-12 px-4 sm:px-5"
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href="https://vercel.com/new?utm_source=create-next-app&utm_medium=appdir-template-tw&utm_campaign=create-next-app"
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target="_blank"
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rel="noopener noreferrer"
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>
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<Image
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className="dark:invert"
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src="https://nextjs.org/icons/vercel.svg"
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alt="Vercel logomark"
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width={20}
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height={20}
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/>
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Deploy now
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</a>
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<a
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className="rounded-full border border-solid border-black/[.08] dark:border-white/[.145] transition-colors flex items-center justify-center hover:bg-[#f2f2f2] dark:hover:bg-[#1a1a1a] hover:border-transparent text-sm sm:text-base h-10 sm:h-12 px-4 sm:px-5 sm:min-w-44"
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href="https://nextjs.org/docs?utm_source=create-next-app&utm_medium=appdir-template-tw&utm_campaign=create-next-app"
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target="_blank"
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rel="noopener noreferrer"
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>
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Read our docs
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</a>
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</div>
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</main>
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<footer className="row-start-3 flex gap-6 flex-wrap items-center justify-center">
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<a
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className="flex items-center gap-2 hover:underline hover:underline-offset-4"
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href="https://nextjs.org/learn?utm_source=create-next-app&utm_medium=appdir-template-tw&utm_campaign=create-next-app"
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target="_blank"
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rel="noopener noreferrer"
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>
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<Image
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aria-hidden
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src="https://nextjs.org/icons/file.svg"
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alt="File icon"
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width={16}
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height={16}
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/>
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Learn
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</a>
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<a
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className="flex items-center gap-2 hover:underline hover:underline-offset-4"
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href="https://vercel.com/templates?framework=next.js&utm_source=create-next-app&utm_medium=appdir-template-tw&utm_campaign=create-next-app"
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target="_blank"
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rel="noopener noreferrer"
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>
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<Image
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aria-hidden
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src="https://nextjs.org/icons/window.svg"
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alt="Window icon"
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width={16}
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height={16}
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/>
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Examples
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</a>
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<a
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className="flex items-center gap-2 hover:underline hover:underline-offset-4"
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href="https://nextjs.org?utm_source=create-next-app&utm_medium=appdir-template-tw&utm_campaign=create-next-app"
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target="_blank"
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rel="noopener noreferrer"
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>
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<Image
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aria-hidden
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src="https://nextjs.org/icons/globe.svg"
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alt="Globe icon"
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width={16}
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height={16}
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/>
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Go to nextjs.org →
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</a>
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</footer>
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const handleQuery = async (type: QueryType, values: string[]) => {
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setPageState('loading');
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setError(null);
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try {
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const response = await queryVideos({ type, values });
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if (response.success) {
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setData(response.data);
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setTotal(response.total);
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setPageState(response.total > 0 ? 'result' : 'empty');
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} else {
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setError(response.error || '查询失败');
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setPageState('error');
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}
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} catch (err) {
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console.error('Query error:', err);
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setError(err instanceof Error ? err.message : '网络错误，请检查后端服务是否正常');
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setPageState('error');
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}
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};
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const handleRetry = () => {
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setPageState('default');
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setError(null);
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setData([]);
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setTotal(0);
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};
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return (
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<div className="max-w-7xl mx-auto px-4 py-8">
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{/* 查询区域 */}
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<section className="mb-8">
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<QueryForm onSubmit={handleQuery} isLoading={pageState === 'loading'} />
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</section>
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{/* 结果区域 */}
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<section>
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{/* 默认态 */}
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{pageState === 'default' && (
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<div className="bg-white rounded-lg shadow-sm p-12 text-center">
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<div className="text-gray-400 text-6xl mb-4">🔍</div>
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<p className="text-gray-500">请选择查询方式并输入查询条件</p>
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</div>
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)}
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{/* 加载态 */}
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{pageState === 'loading' && (
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<div className="bg-white rounded-lg shadow-sm p-12 text-center">
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<div className="animate-spin text-primary text-4xl mb-4">⟳</div>
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<p className="text-gray-500">正在查询数据，请稍候...</p>
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</div>
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)}
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{/* 结果态 */}
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{pageState === 'result' && (
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<div>
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<div className="flex justify-between items-center mb-4">
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<h2 className="text-lg font-medium text-gray-900">查询结果</h2>
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<ExportButton hasData={total > 0} />
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</div>
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<ResultTable data={data} total={total} />
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</div>
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)}
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{/* 空结果态 */}
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{pageState === 'empty' && (
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<div className="bg-white rounded-lg shadow-sm p-12 text-center">
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<div className="text-gray-400 text-6xl mb-4">📦</div>
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<p className="text-gray-700 mb-2">未找到匹配数据</p>
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<p className="text-gray-500 text-sm mb-4">请调整查询条件后重新尝试</p>
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<button
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onClick={handleRetry}
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className="px-4 py-2 text-sm font-medium text-primary border border-primary rounded hover:bg-primary hover:text-white"
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>
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修改查询条件
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</button>
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</div>
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)}
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{/* 错误态 */}
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{pageState === 'error' && (
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<div className="bg-white rounded-lg shadow-sm p-12 text-center">
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<div className="text-error text-6xl mb-4">⚠</div>
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<p className="text-gray-700 mb-2">查询失败，请重试</p>
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<p className="text-gray-500 text-sm mb-4">{error || '可能原因：网络异常或数据库连接失败'}</p>
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<button
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onClick={handleRetry}
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className="px-4 py-2 text-sm font-medium text-white bg-primary rounded hover:bg-primary-dark"
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>
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重新查询
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</button>
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</div>
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)}
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</section>
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</div>
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);
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}
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