优化pagetype列表页Link字段title_field为批量获取

apps/jingrow/frontend/src/core/pagetype/GenericListPage.vue

@@ -330,83 +330,97 @@ async function getPageTypeConfig(pagetype: string) {
   }
 }
 
-// 获取记录的标题字段值
-async function getRecordTitle(pagetype: string, recordName: string): Promise<string> {
-  if (!pagetype || !recordName) return recordName || ''
-  
-  // 检查缓存
-  const cacheKey = `${pagetype}_${recordName}`
-  if (linkTitleCache.value[cacheKey]) {
-    return linkTitleCache.value[cacheKey]
-  }
-  
-  try {
-    // 获取页面类型配置
-    const config = await getPageTypeConfig(pagetype)
-    const titleField = config.title_field || 'name'
-    const showTitleFieldInLink = config.show_title_field_in_link || false
-    
-    // 如果标题字段就是name，直接返回
-    if (titleField === 'name') {
-      linkTitleCache.value[cacheKey] = recordName
-      return recordName
-    }
-    
-    // 如果未启用show_title_field_in_link，直接返回原值
-    if (!showTitleFieldInLink) {
-      linkTitleCache.value[cacheKey] = recordName
-      return recordName
-    }
-    
-    // 获取记录数据
-    const response = await axios.get(`/api/data/${encodeURIComponent(pagetype)}/${encodeURIComponent(recordName)}`, {
-      headers: get_session_api_headers(),
-      withCredentials: true
-    })
-    
-    const recordData = response.data?.data || {}
-    const titleValue = recordData[titleField] || recordName
-    
-    // 缓存结果
-    linkTitleCache.value[cacheKey] = titleValue
-    return titleValue
-    
-  } catch (error) {
-    console.error('获取记录标题失败:', error)
-    return recordName
-  }
-}
-
-// 预加载Link字段的title_field值
+// 预加载Link字段的title_field值（优化：按pagetype分组批量请求）
 async function preloadLinkTitles() {
   // 找到所有Link类型的字段
   const linkFields = metaFields.value.filter(f => f.fieldtype === 'Link' && f.options)
   
   if (linkFields.length === 0) return
   
-  // 收集所有需要加载的Link字段值，使用Map去重
-  const linkMap = new Map<string, {pagetype: string, recordName: string}>()
+  // 按pagetype分组收集需要加载的记录名，使用Map去重
+  const pagetypeGroups = new Map<string, Set<string>>()
   
   rows.value.forEach(row => {
     linkFields.forEach(field => {
       const value = row[field.fieldname]
       if (value) {
-        const key = `${field.options}::${value}`
-        if (!linkMap.has(key)) {
-          linkMap.set(key, {
-            pagetype: field.options,
-            recordName: value
-          })
+        const pagetype = field.options
+        if (!pagetypeGroups.has(pagetype)) {
+          pagetypeGroups.set(pagetype, new Set())
         }
+        pagetypeGroups.get(pagetype)!.add(value)
       }
     })
   })
   
-  // 批量加载title_field值
+  // 按pagetype批量加载（优化：每组使用一次API调用）
   await Promise.all(
-    Array.from(linkMap.values()).map(({ pagetype, recordName }) => 
-      getRecordTitle(pagetype, recordName).catch(() => recordName)
-    )
+    Array.from(pagetypeGroups.entries()).map(async ([pagetype, recordNames]) => {
+      // 先获取配置，检查是否需要加载title_field
+      const config = await getPageTypeConfig(pagetype)
+      const titleField = config.title_field || 'name'
+      const showTitleFieldInLink = config.show_title_field_in_link || false
+      
+      // 如果标题字段就是name或未启用show_title_field_in_link，直接缓存
+      if (titleField === 'name' || !showTitleFieldInLink) {
+        recordNames.forEach(name => {
+          const cacheKey = `${pagetype}_${name}`
+          if (!linkTitleCache.value[cacheKey]) {
+            linkTitleCache.value[cacheKey] = name
+          }
+        })
+        return
+      }
+      
+      // 批量获取记录（使用列表API，通过filters传入多个name）
+      const namesToLoad = Array.from(recordNames).filter(name => {
+        const cacheKey = `${pagetype}_${name}`
+        return !linkTitleCache.value[cacheKey]
+      })
+      
+      if (namesToLoad.length === 0) return
+      
+      try {
+        // 使用列表API批量获取（name in [...]）
+        const filters = [['name', 'in', namesToLoad]]
+        const fields = ['name', titleField]
+        const result = await axios.get(`/api/data/${encodeURIComponent(pagetype)}`, {
+          params: {
+            fields: JSON.stringify(fields),
+            filters: JSON.stringify(filters),
+            limit_page_length: namesToLoad.length
+          },
+          headers: get_session_api_headers(),
+          withCredentials: true
+        })
+        
+        // 缓存结果
+        const records = result.data?.data || []
+        records.forEach((record: any) => {
+          const name = record.name
+          const titleValue = record[titleField] || name
+          const cacheKey = `${pagetype}_${name}`
+          linkTitleCache.value[cacheKey] = titleValue
+        })
+        
+        // 对于API未返回的记录，缓存原值（可能是已删除的记录）
+        namesToLoad.forEach(name => {
+          const cacheKey = `${pagetype}_${name}`
+          if (!linkTitleCache.value[cacheKey]) {
+            linkTitleCache.value[cacheKey] = name
+          }
+        })
+      } catch (error) {
+        console.error(`批量加载${pagetype}的标题失败:`, error)
+        // 失败时缓存原值
+        namesToLoad.forEach(name => {
+          const cacheKey = `${pagetype}_${name}`
+          if (!linkTitleCache.value[cacheKey]) {
+            linkTitleCache.value[cacheKey] = name
+          }
+        })
+      }
+    })
   )
 }