chore：PDF名字可以自定义

pages_tool/files/list.vue

@@ -13,7 +13,7 @@
           <view class="article-wrap">
             <ns-adv keyword="NS_ARTICLE" class-name="adv-wrap"></ns-adv>
             <block v-for="(item, index) in list" :key="index">
-              <view class="item" @tap="toDetail(item.$orig)">
+              <view class="item" @tap="toDetail(item)">
                 <view class="pdf-icon">
                   <text class="pdf-icon-p">P</text>
                   <view class="pdf-icon-fold"></view>
@@ -24,7 +24,7 @@
                   </view>
                 </view>
                 <view class="info-wrap">
-                  <view class="title">{{ item.$orig.files_title || '未命名文件' }}</view>
+                  <view class="title">{{ item.files_title }}</view>
                   <view class="read-wrap">
                     <text>{{ $lang('files.list.viewPdf') }}</text>
                   </view>
@@ -90,8 +90,10 @@ export default {
           if (res.code === 0 && res.data) {
             list = res.data.list
             if (!this.title && res.data.list.length > 0) {
+              const first = res.data.list[0]
+              const firstOrig = (first && first.$orig) ? first.$orig : first
               uni.setNavigationBarTitle({
-                title: res.data.list[0].category_name
+                title: firstOrig.category_name || ''
               })
             }
           } else {
@@ -104,7 +106,18 @@ export default {
             this.list = []
           }
           this.list = this.list.concat(list.map(item => {
-            return { $orig: item }
+            // 兼容两种后端结构：自带 $orig（如 cases 接口）或扁平结构
+            const src = (item && item.$orig) ? item.$orig : item
+            return {
+              files_id: src.files_id,
+              files_title: src.files_title,
+              files_url: src.files_url,
+              files_desc: src.files_desc,
+              category_id: src.category_id,
+              category_name: src.category_name,
+              // 保留完整原对象引用，避免后续扩展字段丢失
+              $orig: src
+            }
           }))
           if (this.$refs.loadingCover) {
             this.$refs.loadingCover.hide()