添加汇率数据

Dockerfile

@@ -32,6 +32,10 @@ COPY --from=builder /app/public* ./public/
 # 设置淘宝源并安装生产依赖
 RUN npm config set registry https://registry.npmmirror.com && npm install --only=production
 
+
+ENV DATABASE_URL="mysql://root:fullstack@baishe.vps.honor3.com:6033/iboard"
+
+
 # 暴露 3000 端口
 EXPOSE 3000
 

package-lock.json

@@ -15,6 +15,7 @@
         "mariadb": "^3.5.2",
         "marked": "^17.0.6",
         "next": "^14.2.3",
+        "node-cron": "^4.2.1",
         "prisma": "^7.7.0",
         "react": "^18.2.0",
         "react-dom": "^18.2.0",
@@ -2117,6 +2118,15 @@
         }
       }
     },
+    "node_modules/node-cron": {
+      "version": "4.2.1",
+      "resolved": "https://registry.npmmirror.com/node-cron/-/node-cron-4.2.1.tgz",
+      "integrity": "sha512-lgimEHPE/QDgFlywTd8yTR61ptugX3Qer29efeyWw2rv259HtGBNn1vZVmp8lB9uo9wC0t/AT4iGqXxia+CJFg==",
+      "license": "ISC",
+      "engines": {
+        "node": ">=6.0.0"
+      }
+    },
     "node_modules/node-fetch-native": {
       "version": "1.6.7",
       "resolved": "https://registry.npmmirror.com/node-fetch-native/-/node-fetch-native-1.6.7.tgz",

package.json

@@ -1,6 +1,7 @@
 {
   "name": "iboard",
   "version": "1.0.0",
+  "type": "module",
   "scripts": {
     "dev": "next dev",
     "build": "next build",
@@ -14,6 +15,7 @@
     "mariadb": "^3.5.2",
     "marked": "^17.0.6",
     "next": "^14.2.3",
+    "node-cron": "^4.2.1",
     "prisma": "^7.7.0",
     "react": "^18.2.0",
     "react-dom": "^18.2.0",

pages/api/exchange-rate.js

@@ -0,0 +1,105 @@
+import { createPool } from 'mariadb';
+import fs from 'fs';
+import path from 'path';
+
+function loadDatabaseConfig() {
+  const envPath = path.join(process.cwd(), '.env');
+  if (fs.existsSync(envPath)) {
+    const envContent = fs.readFileSync(envPath, 'utf-8');
+    const lines = envContent.split('\n');
+    
+    for (const line of lines) {
+      const trimmedLine = line.trim();
+      if (trimmedLine.startsWith('DATABASE_URL=')) {
+        const url = trimmedLine.substring('DATABASE_URL='.length).replace(/^"|"$/g, '');
+        
+        // 解析URL
+        const parts = url.split('://')[1].split('@');
+        const auth = parts[0].split(':');
+        const hostAndDb = parts[1].split('/');
+        const hostAndPort = hostAndDb[0].split(':');
+        
+        return {
+          user: auth[0],
+          password: auth[1],
+          host: hostAndPort[0],
+          port: parseInt(hostAndPort[1]),
+          database: hostAndDb[1]
+        };
+      }
+    }
+  }
+  
+  return {
+    host: '192.168.111.111',
+    port: 3306,
+    user: 'root',
+    password: 'fullstack',
+    database: 'iboard'
+  };
+}
+
+let pool;
+
+async function initPool() {
+  if (!pool) {
+    const config = loadDatabaseConfig();
+    pool = createPool({
+      host: config.host,
+      port: config.port,
+      user: config.user,
+      password: config.password,
+      database: config.database,
+      connectionLimit: 5
+    });
+  }
+  return pool;
+}
+
+export default async function handler(req, res) {
+  try {
+    await initPool();
+    
+    // 获取查询参数
+    const { startDate, endDate, limit = 30 } = req.query;
+    
+    let query = 'SELECT date, centerPrice FROM econ_ExchangeRate WHERE currency = ? ORDER BY date DESC';
+    const params = ['USD/CNY'];
+    
+    if (startDate && endDate) {
+      query = 'SELECT date, centerPrice FROM econ_ExchangeRate WHERE currency = ? AND date BETWEEN ? AND ? ORDER BY date DESC';
+      params.push(startDate, endDate);
+    }
+    
+    const result = await pool.query(query, params);
+    
+    // 限制返回数量
+    const limitedResult = result.slice(0, parseInt(limit));
+    
+    // 反转顺序，使日期从早到晚
+    const sortedResult = limitedResult.reverse();
+    
+    // 格式化数据
+    const formattedData = sortedResult.map(row => ({
+      date: row.date instanceof Date ? row.date.toISOString().split('T')[0] : row.date,
+      rate: parseFloat(row.centerPrice)
+    }));
+    
+    res.status(200).json({
+      success: true,
+      data: formattedData,
+      total: result.length
+    });
+  } catch (error) {
+    console.error('获取汇率数据失败:', error.message);
+    res.status(500).json({
+      success: false,
+      message: '获取汇率数据失败',
+      error: error.message
+    });
+  } finally {
+    if (pool) {
+      await pool.end();
+    }
+  }
+}

pages/data.js

@@ -1,4 +1,4 @@
-import { useState } from 'react'
+import { useState, useEffect } from 'react'
 import Head from 'next/head'
 import Navbar from '../components/Navbar'
 import Footer from '../components/Footer'
@@ -159,6 +159,34 @@ const sowInventoryData = [
 
 export default function Data() {
   const [selectedIndicator, setSelectedIndicator] = useState('bond-china-treasury')
+  const [exchangeRateData, setExchangeRateData] = useState([])
+  const [loading, setLoading] = useState(false)
+  const [error, setError] = useState(null)
+
+  useEffect(() => {
+    if (selectedIndicator === 'central-bank-usd-cny-rate') {
+      fetchExchangeRateData()
+    }
+  }, [selectedIndicator])
+
+  const fetchExchangeRateData = async () => {
+    setLoading(true)
+    setError(null)
+    try {
+      const response = await fetch('/api/exchange-rate?limit=60')
+      const data = await response.json()
+      if (data.success) {
+        setExchangeRateData(data.data)
+      } else {
+        setError(data.message)
+      }
+    } catch (err) {
+      setError('获取汇率数据失败')
+      console.error('获取汇率数据失败:', err)
+    } finally {
+      setLoading(false)
+    }
+  }
 
   const indicators = [
     {
@@ -180,7 +208,8 @@ export default function Data() {
         { id: 'central-bank-china-gold-monthly', name: '中国黄金储备（月）' },
         { id: 'central-bank-us-gold-monthly', name: '美国黄金储备（月）' },
         { id: 'central-bank-china-gold-yearly', name: '中国黄金储备（年）' },
-        { id: 'central-bank-us-gold-yearly', name: '美国黄金储备（年）' }
+        { id: 'central-bank-us-gold-yearly', name: '美国黄金储备（年）' },
+        { id: 'central-bank-usd-cny-rate', name: '人民币兑美元汇率' }
       ]
     },
     {
@@ -526,6 +555,54 @@ export default function Data() {
               </div>
             )}
             
+            {selectedIndicator === 'central-bank-usd-cny-rate' && (
+              <div className="indicator-detail">
+                <h2 className="indicator-title">人民币兑美元汇率</h2>
+                <p className="indicator-description">展示人民币兑美元汇率的变化趋势</p>
+                
+                {loading ? (
+                  <div className="loading">加载中...</div>
+                ) : error ? (
+                  <div className="error">{error}</div>
+                ) : (
+                  <>
+                    <div className="chart-container">
+                      <ResponsiveContainer width="100%" height={500}>
+                        <LineChart data={exchangeRateData} margin={{ top: 20, right: 30, left: 20, bottom: 5 }}>
+                          <CartesianGrid strokeDasharray="3 3" />
+                          <XAxis dataKey="date" />
+                          <YAxis domain={['dataMin - 0.1', 'dataMax + 0.1']} tickFormatter={(value) => value.toFixed(4)} />
+                          <Tooltip formatter={(value) => [value.toFixed(4), '汇率']} />
+                          <Legend />
+                          <Line type="monotone" dataKey="rate" name="汇率" stroke="#1e88e5" strokeWidth={2} activeDot={{ r: 8 }} />
+                        </LineChart>
+                      </ResponsiveContainer>
+                    </div>
+                    
+                    <div className="data-table-container">
+                      <h3 className="table-title">详细数据</h3>
+                      <table className="data-table">
+                        <thead>
+                          <tr>
+                            <th>日期</th>
+                            <th>汇率</th>
+                          </tr>
+                        </thead>
+                        <tbody>
+                          {exchangeRateData.map((row, index) => (
+                            <tr key={index}>
+                              <td>{row.date}</td>
+                              <td>{row.rate.toFixed(4)}</td>
+                            </tr>
+                          ))}
+                        </tbody>
+                      </table>
+                    </div>
+                  </>
+                )}
+              </div>
+            )}
+            
             {selectedIndicator === 'commodity-pork-price' && (
               <div className="indicator-detail">
                 <h2 className="indicator-title">猪肉价格</h2>

scripts/scheduler/index.js

@@ -0,0 +1,49 @@
+import cron from 'node-cron';
+import { trigger as triggerUSDCNYRate } from '../scraper/usd-cny-rate.scraper.js';
+
+console.log('='.repeat(70));
+console.log('🚀 启动定时任务调度器');
+console.log('='.repeat(70));
+
+// 注册定时任务
+const job = cron.schedule('0 0 * * *', async () => {
+  console.log('\n' + '='.repeat(70));
+  console.log('⏰ 执行定时任务: USD-CNY 汇率数据更新');
+  console.log('📅 执行时间:', new Date().toISOString());
+  console.log('='.repeat(70));
+
+  try {
+    await triggerUSDCNYRate();
+    console.log('\n✅ 任务执行成功!');
+  } catch (error) {
+    console.error('\n❌ 任务执行失败:', error.message);
+  } finally {
+    console.log('='.repeat(70));
+  }
+}, {
+  scheduled: true,
+  timezone: 'Asia/Shanghai'
+});
+
+console.log('✅ 定时任务已启动: USD-CNY 汇率数据更新');
+console.log('📅 执行表达式: 0 0 * * * (每天 0 点)');
+console.log('📅 下次执行时间: 明天 00:00');
+console.log('');
+console.log('按 Ctrl+C 停止...');
+console.log('='.repeat(70));
+
+// 优雅处理退出
+process.on('SIGINT', () => {
+  console.log('\n' + '='.repeat(70));
+  console.log('🛑 停止定时任务调度器');
+  console.log('='.repeat(70));
+  
+  job.stop();
+  console.log('✅ 定时任务已停止');
+  
+  console.log('\n' + '='.repeat(70));
+  console.log('📊 定时任务调度器已停止');
+  console.log('='.repeat(70));
+  
+  process.exit(0);
+});

scripts/scheduler/test.js

@@ -0,0 +1,49 @@
+import cron from 'node-cron';
+import { trigger as triggerUSDCNYRate } from '../scraper/usd-cny-rate.scraper.js';
+
+console.log('='.repeat(70));
+console.log('🚀 启动定时任务调度器');
+console.log('='.repeat(70));
+
+// 注册定时任务
+const job = cron.schedule('0 0 * * *', async () => {
+  console.log('\n' + '='.repeat(70));
+  console.log('⏰ 执行定时任务: USD-CNY 汇率数据更新');
+  console.log('📅 执行时间:', new Date().toISOString());
+  console.log('='.repeat(70));
+
+  try {
+    await triggerUSDCNYRate();
+    console.log('\n✅ 任务执行成功!');
+  } catch (error) {
+    console.error('\n❌ 任务执行失败:', error.message);
+  } finally {
+    console.log('='.repeat(70));
+  }
+}, {
+  scheduled: true,
+  timezone: 'Asia/Shanghai'
+});
+
+console.log('✅ 定时任务已启动: USD-CNY 汇率数据更新');
+console.log('📅 执行表达式: 0 0 * * * (每天 0 点)');
+console.log('📅 下次执行时间: 明天 00:00');
+console.log('');
+console.log('按 Ctrl+C 停止...');
+console.log('='.repeat(70));
+
+// 优雅处理退出
+process.on('SIGINT', () => {
+  console.log('\n' + '='.repeat(70));
+  console.log('🛑 停止定时任务调度器');
+  console.log('='.repeat(70));
+  
+  job.stop();
+  console.log('✅ 定时任务已停止');
+  
+  console.log('\n' + '='.repeat(70));
+  console.log('📊 定时任务调度器已停止');
+  console.log('='.repeat(70));
+  
+  process.exit(0);
+});

scripts/scraper/sow-inventory-scraper.js

@@ -1,23 +1,82 @@
 import axios from 'axios';
 import * as cheerio from 'cheerio';
-import { PrismaClient } from '../../generated/prisma/client.js';
-import { PrismaMariaDb } from '@prisma/adapter-mariadb';
 import { createPool } from 'mariadb';
+import fs from 'fs';
+import path from 'path';
+
+function loadDatabaseConfig() {
+  const envPath = path.join(process.cwd(), '.env');
+  if (fs.existsSync(envPath)) {
+    console.log('读取 .env 文件...');
+    const envContent = fs.readFileSync(envPath, 'utf-8');
+    const lines = envContent.split('\n');
+    
+    for (const line of lines) {
+      const trimmedLine = line.trim();
+      if (trimmedLine.startsWith('DATABASE_URL=')) {
+        const url = trimmedLine.substring('DATABASE_URL='.length).replace(/^"|"$/g, '');
+        console.log('从 .env 文件获取数据库配置成功!');
+        console.log(`DATABASE_URL: ${url}`);
+        
+        // 解析URL
+        const parts = url.split('://')[1].split('@');
+        const auth = parts[0].split(':');
+        const hostAndDb = parts[1].split('/');
+        const hostAndPort = hostAndDb[0].split(':');
+        
+        return {
+          user: auth[0],
+          password: auth[1],
+          host: hostAndPort[0],
+          port: parseInt(hostAndPort[1]),
+          database: hostAndDb[1]
+        };
+      }
+    }
+  }
+  
+  console.log('未找到 .env 文件或 DATABASE_URL 配置，使用默认配置');
+  return {
+    host: '192.168.111.111',
+    port: 3306,
+    user: 'root',
+    password: 'fullstack',
+    database: 'iboard'
+  };
+}
 
 // 创建数据库连接池
-const pool = createPool({
+const config = loadDatabaseConfig();
-  host: '192.168.111.111',
+console.log('数据库配置:');
-  port: 3306,
+console.log(`  主机: ${config.host}`);
-  user: 'root',
+console.log(`  端口: ${config.port}`);
-  password: 'fullstack',
+console.log(`  用户: ${config.user}`);
-  database: 'iboard',
+console.log(`  数据库: ${config.database}`);
-  connectionLimit: 5
-});
 
-// 构造 PrismaClient，提供 adapter
+let pool;
-const prisma = new PrismaClient({
+
-  adapter: new PrismaMariaDb(pool)
+async function initPool() {
-});
+  if (!pool) {
+    pool = createPool({
+      host: config.host,
+      port: config.port,
+      user: config.user,
+      password: config.password,
+      database: config.database,
+      connectionLimit: 5
+    });
+    
+    try {
+      const conn = await pool.getConnection();
+      console.log('数据库连接成功!');
+      conn.release();
+    } catch (error) {
+      console.error('数据库连接失败:', error.message);
+      throw error;
+    }
+  }
+  return pool;
+}
 
 // 浙江数据开放网站URL（示例，实际需要根据真实网站修改）
 const ZHEJIANG_OPEN_DATA_URL = 'https://data.zj.gov.cn/';
@@ -31,10 +90,9 @@ const MIN_UPDATE_INTERVAL = 30 * 60 * 1000;
 // 从数据库读取缓存
 async function readCache() {
   try {
-    const cache = await prisma.scraperCache.findUnique({
+    await initPool();
-      where: { scraperName: SCRAPER_NAME }
+    const result = await pool.query('SELECT * FROM ScraperCache WHERE scraperName = ?', [SCRAPER_NAME]);
-    });
+    return result.length > 0 ? result[0] : { scraperName: SCRAPER_NAME, lastDataHash: null, lastUpdateAt: null };
-    return cache || { scraperName: SCRAPER_NAME, lastDataHash: null, lastUpdateAt: null };
   } catch (error) {
     console.error('读取数据库缓存失败:', error.message);
     return { scraperName: SCRAPER_NAME, lastDataHash: null, lastUpdateAt: null };
@@ -44,18 +102,11 @@ async function readCache() {
 // 写入数据库缓存
 async function writeCache(lastDataHash) {
   try {
-    await prisma.scraperCache.upsert({
+    await initPool();
-      where: { scraperName: SCRAPER_NAME },
+    await pool.query(
-      update: {
+      'INSERT INTO ScraperCache (scraperName, lastDataHash, lastUpdateAt) VALUES (?, ?, ?) ON DUPLICATE KEY UPDATE lastDataHash = VALUES(lastDataHash), lastUpdateAt = VALUES(lastUpdateAt)',
-        lastDataHash,
+      [SCRAPER_NAME, lastDataHash, new Date()]
-        lastUpdateAt: new Date()
+    );
-      },
-      create: {
-        scraperName: SCRAPER_NAME,
-        lastDataHash,
-        lastUpdateAt: new Date()
-      }
-    });
   } catch (error) {
     console.error('写入数据库缓存失败:', error.message);
   }
@@ -76,12 +127,9 @@ function computeDataHash(data) {
 // 获取数据库中最新的月份
 async function getLatestMonth() {
   try {
-    const latest = await prisma.econ_SowInventory.findFirst({
+    await initPool();
-      orderBy: {
+    const result = await pool.query('SELECT MAX(month) as latestMonth FROM Econ_SowInventory');
-        month: 'desc'
+    return result[0].latestMonth || null;
-      }
-    });
-    return latest ? latest.month : null;
   } catch (error) {
     console.error('查询最新月份失败:', error.message);
     return null;
@@ -108,6 +156,7 @@ function shouldSkipRequest(cache) {
 // 能繁母猪数量数据爬取函数（增量更新版本）
 async function scrapeSowInventory(incremental = true) {
   try {
+    await initPool();
     console.log('='.repeat(50));
     console.log('开始爬取浙江省能繁母猪数量数据...');
     console.log(`增量更新模式: ${incremental ? '开启' : '关闭'}`);
@@ -224,26 +273,25 @@ async function scrapeSowInventory(incremental = true) {
     for (const item of dataToUpdate) {
       try {
         // 检查数据是否已存在
-        const existing = await prisma.econ_SowInventory.findUnique({
+        const existing = await pool.query('SELECT * FROM Econ_SowInventory WHERE month = ?', [item.month]);
-          where: { month: item.month }
-        });
         
-        if (existing) {
+        if (existing.length > 0) {
           // 检查数据是否真的需要更新（值变化了才更新）
-          if (existing.inventory !== item.inventory) {
+          if (existing[0].inventory !== item.inventory) {
-            await prisma.econ_SowInventory.update({
+            await pool.query(
-              where: { month: item.month },
+              'UPDATE Econ_SowInventory SET inventory = ? WHERE month = ?',
-              data: { inventory: item.inventory }
+              [item.inventory, item.month]
-            });
+            );
             updateCount++;
-            console.log(`更新数据: ${item.month} - ${item.inventory} (原值: ${existing.inventory})`);
+            console.log(`更新数据: ${item.month} - ${item.inventory} (原值: ${existing[0].inventory})`);
           } else {
             console.log(`数据未变化，跳过: ${item.month}`);
           }
         } else {
-          await prisma.econ_SowInventory.create({
+          await pool.query(
-            data: item
+            'INSERT INTO Econ_SowInventory (month, inventory) VALUES (?, ?)',
-          });
+            [item.month, item.inventory]
+          );
           newCount++;
           console.log(`新增数据: ${item.month} - ${item.inventory}`);
         }
@@ -272,10 +320,11 @@ async function scrapeSowInventory(incremental = true) {
     console.error('爬取数据时出错:', error.message);
     throw error;
   } finally {
-    // 关闭Prisma连接
-    await prisma.$disconnect();
     // 关闭数据库连接池
-    await pool.end();
+    if (pool) {
+      await pool.end();
+      console.log('数据库连接池已关闭');
+    }
   }
 }
 

scripts/scraper/usd-cny-rate.scraper.js

@@ -1,17 +1,68 @@
 import { createPool } from 'mariadb';
 import { fetch as fetchUSDToCNYRate } from '../fetchers/usd-cny-rate.fetcher.js';
+import fs from 'fs';
+import path from 'path';
 
 let pool;
 
+function loadDatabaseConfig() {
+  const envPath = path.join(process.cwd(), '.env');
+  if (fs.existsSync(envPath)) {
+    console.log('读取 .env 文件...');
+    const envContent = fs.readFileSync(envPath, 'utf-8');
+    const lines = envContent.split('\n');
+    
+    for (const line of lines) {
+      const trimmedLine = line.trim();
+      if (trimmedLine.startsWith('DATABASE_URL=')) {
+        const url = trimmedLine.substring('DATABASE_URL='.length).replace(/^"|"$/g, '');
+        console.log('从 .env 文件获取数据库配置成功!');
+        console.log(`DATABASE_URL: ${url}`);
+        
+        // 解析URL
+        const parts = url.split('://')[1].split('@');
+        const auth = parts[0].split(':');
+        const hostAndDb = parts[1].split('/');
+        const hostAndPort = hostAndDb[0].split(':');
+        
+        return {
+          user: auth[0],
+          password: auth[1],
+          host: hostAndPort[0],
+          port: parseInt(hostAndPort[1]),
+          database: hostAndDb[1]
+        };
+      }
+    }
+  }
+  
+  console.log('未找到 .env 文件或 DATABASE_URL 配置，使用默认配置');
+  return {
+    host: '192.168.111.111',
+    port: 3306,
+    user: 'root',
+    password: 'fullstack',
+    database: 'iboard'
+  };
+}
+
 async function initPool() {
   if (!pool) {
     console.log('初始化数据库连接池...');
+    const config = loadDatabaseConfig();
+    
+    console.log('数据库配置:');
+    console.log(`  主机: ${config.host}`);
+    console.log(`  端口: ${config.port}`);
+    console.log(`  用户: ${config.user}`);
+    console.log(`  数据库: ${config.database}`);
+    
     pool = createPool({
-      host: '192.168.111.111',
+      host: config.host,
-      port: 3306,
+      port: config.port,
-      user: 'root',
+      user: config.user,
-      password: 'fullstack',
+      password: config.password,
-      database: 'iboard',
+      database: config.database,
       connectionLimit: 5
     });
     
@@ -212,12 +263,23 @@ export async function trigger(startDate = null, endDate = null) {
 }
 
 // 直接运行测试
-console.log('='.repeat(60));
+async function runTest() {
-console.log('测试 usd-cny-rate.scraper.js');
+  console.log('='.repeat(60));
-console.log('='.repeat(60));
+  console.log('测试 usd-cny-rate.scraper.js');
+  console.log('='.repeat(60));
   
-trigger()
+  // 测试配置读取
-  .then(result => {
+  console.log('\n测试数据库配置读取...');
+  const config = loadDatabaseConfig();
+  console.log('配置读取结果:');
+  console.log(`  主机: ${config.host}`);
+  console.log(`  端口: ${config.port}`);
+  console.log(`  用户: ${config.user}`);
+  console.log(`  数据库: ${config.database}`);
+  console.log('配置读取测试完成!');
+  
+  try {
+    const result = await trigger();
     console.log('\n' + '='.repeat(60));
     console.log('测试结果:');
     console.log(`  开始日期: ${result.startDate}`);
@@ -227,8 +289,11 @@ trigger()
     console.log(`  最终数据: ${result.finalCount} 条`);
     console.log(`  操作成功: ${result.success}`);
     console.log('='.repeat(60));
-  })
+  } catch (error) {
-  .catch(error => {
     console.error('测试失败:', error);
     process.exit(1);
-  });
+  }
+}
+
+// 运行测试
+runTest();