全局统计、按价格排序

frontend/src/pages/News.jsx

@@ -496,10 +496,6 @@ export default function News() {
                 else if (serial.startsWith('J1')) version = '马钞'
                 else if (serial.startsWith('J3')) version = '蛇钞'
                 if (version !== dealVersion) return false
-                if (dealDate) {
-                  const itemDate = item.deal_date || ''
-                  if (!itemDate.startsWith(dealDate)) return false
-                }
                 return true
               })
               
@@ -552,7 +548,22 @@ export default function News() {
                         </tr>
                       </thead>
                       <tbody>
-                        {categories.map(cat => {
+                        {(() => {
+                          // 计算每个分类的平均价格
+                          const catAvg = categories.map(cat => {
+                            const prices = []
+                            packagings.forEach(pkg => {
+                              const d = calcAvg(pkg, cat)
+                              if (d) prices.push(d.avg)
+                            })
+                            const avg = prices.length > 0 ? Math.round(prices.reduce((a,b) => a+b, 0) / prices.length) : 0
+                            return { cat, avg }
+                          }).filter(c => c.avg > 0)
+                          // 按平均价格从低到高排序
+                          catAvg.sort((a, b) => a.avg - b.avg)
+                          const sortedCats = catAvg.map(c => c.cat)
+                          
+                          return sortedCats.map(cat => {
                             const rowData = packagings.map(pkg => calcAvg(pkg, cat))
                             const hasData = rowData.some(d => d !== null)
                             if (!hasData) return null
@@ -572,7 +583,8 @@ export default function News() {
                               ))}
                             </tr>
                           )
-                        })}
+                        })
+                        })()}
                       </tbody>
                     </table>
                   </div>