feat(finance): 优化回执单上传与展示功能

- 根据支付类型动态显示"回执单"或"退款图"标题
- 重构上传流程，新增独立的上传对话框
- 支持PDF文件的预览功能，可点击查看大图
- 新增上传表单验证，包括文件类型、大小及价格确认
- 改进UI布局，提升用户体验和视觉效果
- 添加PDF预览弹窗，支持更好的文档查看体验
- 完善文件上传逻辑，确保数据完整性和一致性

oms_web/oms_vue/src/views/finance/payment/components/ReceiptDialog.vue

@@ -1,35 +1,13 @@
 <template>
-  <el-dialog title="回执单" :visible.sync="dialogVisible" width="900px" @close="handleClose">
+  <el-dialog :title="titleText" :visible.sync="dialogVisible" width="900px" @close="handleClose">
     <div v-if="loading" class="loading-spinner">
       <i class="el-icon-loading"></i>
     </div>
     <div v-else class="receipt-dialog-body">
-      <div v-if="canUpload" class="upload-section">
-        <h4>上传新的回执单</h4>
-
-        <el-upload
-          ref="upload"
-          :http-request="handleUpload"
-          :before-upload="beforeUpload"
-          :file-list="fileList"
-          :auto-upload="false"
-          :limit="1"
-          :on-change="handleChange"
-          :on-remove="handleRemove"
-          list-type="picture-card"
-          accept=".pdf,.jpg,.jpeg,.png"
-        >
-          <i class="el-icon-plus"></i>
-          <div slot="tip" class="el-upload__tip">只能上传jpg/png/pdf文件, 且不超过2MB</div>
-        </el-upload>
-        <el-input
-          type="textarea"
-          :rows="2"
-          placeholder="请输入备注"
-          v-model="uploadRemark"
-          style="margin-bottom: 15px;"
-        ></el-input>
+      <div v-if="canUpload" class="upload-btn-container">
+        <el-button type="primary" icon="el-icon-upload" @click="openUploadDialog">上传{{ titleText }}</el-button>
       </div>
+
       <el-timeline v-if="attachments.length > 0">
         <el-timeline-item
           v-for="attachment in attachments"
@@ -47,7 +25,7 @@
                   </span>
                 </div>
                 <div class="detail-item">
-                  <span class="item-label">回执单</span>
+                  <span class="item-label">{{ titleText }}</span>
                   <div class="item-value">
                     <div class="image-wrapper">
                        <el-image
@@ -57,10 +35,12 @@
                          style="width: 200px; height: 150px;"
                          fit="contain"
                        ></el-image>
-                       <a v-else :href="getImageUrl(attachment.filePath)" target="_blank" class="pdf-placeholder">
-                         <i class="el-icon-document"></i>
-                         <span>PDF - 点击预览</span>
-                       </a>
+                      <div v-else-if="pdfUrls[attachment.filePath]" class="pdf-thumbnail-container" @click="openPdfPreview(pdfUrls[attachment.filePath])">
+                        <iframe :src="pdfUrls[attachment.filePath]" width="100%" height="150px" frameborder="0"></iframe>
+                        <div class="pdf-hover-overlay">
+                          <i class="el-icon-zoom-in"></i>
+                        </div>
+                      </div>
                        <div v-if="attachment.delFlag === '2'" class="void-overlay">作废</div>
                     </div>
                     <el-button
@@ -69,7 +49,7 @@
                       class="download-btn"
                       icon="el-icon-download"
                       @click="downloadFile(attachment)"
-                    >下载回执单</el-button>
+                    >下载{{ titleText }}</el-button>
                   </div>
                 </div>
                 <div class="detail-item">
@@ -85,19 +65,105 @@
           </el-card>
         </el-timeline-item>
       </el-timeline>
-      <el-empty v-else description="暂无回执单"></el-empty>
-
-
+      <el-empty v-else :description="'暂无' + titleText"></el-empty>
     </div>
     <span slot="footer" class="dialog-footer">
-      <el-button v-if="canUpload" type="primary" @click="submitUpload">提交上传</el-button>
       <el-button @click="dialogVisible = false">关闭</el-button>
     </span>
+
+    <!-- PDF Preview Dialog -->
+    <el-dialog
+      :visible.sync="pdfPreviewVisible"
+      width="80%"
+      top="5vh"
+      append-to-body
+      custom-class="pdf-preview-dialog"
+    >
+      <iframe :src="currentPdfUrl" width="100%" height="600px" frameborder="0"></iframe>
+    </el-dialog>
+
+    <!-- Upload Dialog -->
+    <el-dialog
+      :title="'上传' + titleText"
+      :visible.sync="uploadDialogVisible"
+      width="70vw"
+      append-to-body
+      @close="closeUploadDialog"
+      custom-class="upload-receipt-dialog"
+    >
+      <el-row :gutter="20">
+        <el-col :span="12">
+          <el-form :model="uploadForm" ref="uploadForm" label-width="120px" size="medium" >
+            <el-form-item label="付款方式">
+              <el-select v-model="uploadForm.paymentMethod" disabled style="width: 100%;">
+                <el-option
+                  v-for="dict in dicts.payment_method"
+                  :key="dict.value"
+                  :label="dict.label"
+                  :value="dict.value"
+                />
+              </el-select>
+            </el-form-item>
+            <el-form-item label="退款图" required>
+              <div style="display: flex; flex-direction: column; align-items: flex-start;">
+                 <el-upload
+                  ref="upload"
+                  action="#"
+                  :auto-upload="false"
+                  :on-change="handleFileChange"
+                  :on-remove="handleFileRemove"
+                  :show-file-list="false"
+                  accept=".jpg,.jpeg,.png,.pdf"
+                >
+                  <el-button size="small" type="primary" icon="el-icon-upload2">{{ uploadForm.file ? '重新上传' : '点击上传' }}</el-button>
+                </el-upload>
+                <div class="el-upload__tip" style="line-height: 1.5; margin-top: 5px;">支持上传PNG、JPG、PDF文件格式</div>
+              </div>
+            </el-form-item>
+            <el-form-item label="含税总价">
+              <span>{{ paymentData.totalPriceWithTax }}</span>
+            </el-form-item>
+            <el-form-item label="确认含税总价" required>
+              <el-input v-model="uploadForm.confirmPrice" placeholder="请输入确认含税总价"></el-input>
+            </el-form-item>
+            <el-form-item label="备注">
+              <el-input
+                type="textarea"
+                v-model="uploadForm.remark"
+                :rows="4"
+                placeholder="此处备注描述..."
+              ></el-input>
+            </el-form-item>
+          </el-form>
+        </el-col>
+        <el-col :span="12">
+          <div class="upload-preview-container" style="height: 70vh;">
+             <div v-if="previewUrl" class="preview-content">
+               <img v-if="!isPreviewPdf" :src="previewUrl" class="preview-image" />
+               <iframe v-else :src="previewUrl" width="100%" height="100%" frameborder="0"></iframe>
+             </div>
+             <div v-else class="preview-placeholder">
+               <div class="placeholder-icon">
+                 <i class="el-icon-picture"></i>
+               </div>
+               <div class="placeholder-text">点击图片进入预览</div>
+             </div>
+          </div>
+        </el-col>
+      </el-row>
+      <span slot="footer" class="dialog-footer">
+        <el-button type="primary" @click="submitNewUpload">保存</el-button>
+        <el-button @click="closeUploadDialog">取消</el-button>
+      </span>
+    </el-dialog>
+
+
   </el-dialog>
 </template>
 
 <script>
 import { getPaymentAttachments, uploadPaymentAttachment } from "@/api/finance/payment";
+import request from '@/utils/request';
 
 export default {
   name: "ReceiptDialog",
@@ -119,8 +185,20 @@ export default {
     return {
       loading: false,
       attachments: [],
-      fileList: [],
-      uploadRemark: "",
+      // Upload Dialog Data
+      uploadDialogVisible: false,
+      uploadForm: {
+        paymentMethod: '',
+        confirmPrice: '',
+        remark: '',
+        file: null
+      },
+      previewUrl: '',
+      isPreviewPdf: false,
+      // PDF Preview Data
+      pdfUrls: {},
+      pdfPreviewVisible: false,
+      currentPdfUrl: '',
     };
   },
   computed: {
@@ -142,6 +220,9 @@ export default {
         return true;
       }
       return this.attachments.every(att => att.delFlag === '2');
+    },
+    titleText() {
+      return this.paymentData && this.paymentData.paymentBillType === 'REFUND' ? '退款图' : '回执单';
     }
   },
   watch: {
@@ -160,6 +241,7 @@ export default {
           const data = response.data || [];
           data.sort((a, b) => new Date(b.createTime) - new Date(a.createTime));
           this.attachments = data;
+          this.loadPdfPreviews();
           this.loading = false;
         })
         .catch(() => {
@@ -167,6 +249,27 @@ export default {
           this.loading = false;
         });
     },
+    loadPdfPreviews() {
+      this.attachments.forEach(att => {
+        if (this.isPdf(att.filePath) && !this.pdfUrls[att.filePath]) {
+          request({
+            url: '/common/download/resource',
+            method: 'get',
+            params: { resource: att.filePath },
+            responseType: 'blob'
+          }).then(res => {
+            const blob = new Blob([res.data], { type: 'application/pdf' });
+            const url = URL.createObjectURL(blob);
+            this.$set(this.pdfUrls, att.filePath, url);
+          }).catch(console.error);
+        }
+      });
+    },
+    openPdfPreview(url) {
+      if (!url) return;
+      this.currentPdfUrl = url;
+      this.pdfPreviewVisible = true;
+    },
     getImageUrl(resource) {
       return process.env.VUE_APP_BASE_API + "/common/download/resource?resource=" + resource;
     },
@@ -184,50 +287,77 @@ export default {
     },
     handleClose() {
       this.attachments = [];
-      this.fileList = [];
-      this.uploadRemark = "";
+      // Clean up object URLs
+      Object.values(this.pdfUrls).forEach(url => URL.revokeObjectURL(url));
+      this.pdfUrls = {};
     },
-    submitUpload() {
-      if (this.$refs.upload.uploadFiles.length === 0) {
-        this.$message.warning("请选择要上传的文件");
-        return;
-      }
-      this.$refs.upload.submit();
+    // New Upload Dialog Methods
+    openUploadDialog() {
+      this.uploadForm = {
+        paymentMethod: this.paymentData.paymentMethod,
+        confirmPrice: '',
+        remark: '',
+        file: null
+      };
+      this.previewUrl = '';
+      this.isPreviewPdf = false;
+      this.uploadDialogVisible = true;
     },
-    handleRemove(file, fileList) {
-      this.fileList = fileList;
+    closeUploadDialog() {
+      this.uploadDialogVisible = false;
+      this.uploadForm.file = null;
+      this.previewUrl = '';
     },
-    handleChange(file, fileList) {
-      this.fileList = fileList.slice(-1);
-    },
-    handleUpload(options) {
-      const formData = new FormData();
-      formData.append("file", options.file);
-      formData.append("relatedBillId", this.paymentData.id);
-      formData.append("remark", this.uploadRemark);
-
-      uploadPaymentAttachment(formData)
-        .then(response => {
-          this.$message.success("上传成功");
-          this.fileList = [];
-          this.uploadRemark = "";
-          this.fetchAttachments();
-        })
-        .catch(error => {
-          this.$message.error("上传失败");
-        });
-    },
-    beforeUpload(file) {
+    handleFileChange(file) {
       const isLt2M = file.size / 1024 / 1024 < 2;
-      const isAcceptedType = ['image/jpeg', 'image/png', 'application/pdf'].includes(file.type);
+      const isAcceptedType = ['image/jpeg', 'image/png', 'application/pdf'].includes(file.raw.type);
 
       if (!isAcceptedType) {
         this.$message.error('上传文件只能是 JPG/PNG/PDF 格式!');
+        return;
       }
       if (!isLt2M) {
         this.$message.error('上传文件大小不能超过 2MB!');
+        return;
       }
-      return isAcceptedType && isLt2M;
+
+      this.uploadForm.file = file.raw;
+      this.isPreviewPdf = file.raw.type === 'application/pdf';
+
+      this.previewUrl = URL.createObjectURL(file.raw);
+    },
+    handleFileRemove() {
+      this.uploadForm.file = null;
+      this.previewUrl = '';
+    },
+    submitNewUpload() {
+        if (!this.uploadForm.file) {
+            this.$message.warning("请选择要上传的文件");
+            return;
+        }
+        if (!this.uploadForm.confirmPrice) {
+            this.$message.warning("请输入确认含税总价");
+            return;
+        }
+        if (parseFloat(this.uploadForm.confirmPrice) !== parseFloat(this.paymentData.totalPriceWithTax)) {
+            this.$message.error("确认含税总价与原含税总价不一致");
+            return;
+        }
+
+        const formData = new FormData();
+        formData.append("file", this.uploadForm.file);
+        formData.append("relatedBillId", this.paymentData.id);
+        formData.append("remark", this.uploadForm.remark);
+
+        uploadPaymentAttachment(formData)
+            .then(response => {
+                this.$message.success("上传成功");
+                this.closeUploadDialog();
+                this.fetchAttachments();
+            })
+            .catch(error => {
+                this.$message.error("上传失败");
+            });
     },
   },
 };
@@ -289,10 +419,8 @@ export default {
 .download-btn {
   display: block;
 }
-.upload-section {
-  margin-top: 20px;
-  padding-top: 20px;
-  border-top: 1px solid #eee;
+.upload-btn-container {
+    margin-bottom: 20px;
 }
 .pdf-placeholder {
     display: flex;
@@ -314,4 +442,82 @@ export default {
     font-size: 48px;
     margin-bottom: 5px;
 }
+
+/* New Dialog Styles */
+.upload-preview-container {
+    width: 100%;
+    height: 300px;
+    background-color: #f5f7fa;
+    border: 1px solid #e4e7ed;
+    border-radius: 4px;
+    display: flex;
+    justify-content: center;
+    align-items: center;
+    overflow: hidden;
+}
+.preview-content {
+    width: 100%;
+    height: 100%;
+    display: flex;
+    justify-content: center;
+    align-items: center;
+}
+.preview-image {
+    max-width: 100%;
+    max-height: 100%;
+    object-fit: contain;
+}
+.preview-pdf {
+    display: flex;
+    flex-direction: column;
+    align-items: center;
+    font-size: 16px;
+    color: #606266;
+}
+.preview-pdf .el-icon-document {
+    font-size: 64px;
+    margin-bottom: 10px;
+}
+.preview-placeholder {
+    text-align: center;
+    color: #909399;
+}
+.placeholder-icon {
+    font-size: 64px;
+    margin-bottom: 10px;
+    color: #c0c4cc;
+}
+.placeholder-text {
+    font-size: 14px;
+}
+.pdf-thumbnail-container {
+  position: relative;
+  width: 100%;
+  height: 150px;
+  cursor: pointer;
+}
+.pdf-hover-overlay {
+  position: absolute;
+  top: 0;
+  left: 0;
+  width: 100%;
+  height: 100%;
+  background-color: rgba(0, 0, 0, 0.5);
+  display: flex;
+  justify-content: center;
+  align-items: center;
+  opacity: 0;
+  transition: opacity 0.3s;
+  color: #fff;
+  font-size: 24px;
+  pointer-events: none; /* Let clicks pass through to container, but this is overlay on top of iframe so actually we want it to capture clicks if iframe swallows them? */
+  /* Actually, if pointer-events is none, the click goes to the iframe and iframe swallows it. */
+  /* So we want pointer-events: auto on the overlay, or just rely on the container. */
+  /* If container has the click listener, and overlay covers everything, overlay needs to propagate click or handle it. */
+  /* A simple way: make overlay clickable. */
+  pointer-events: auto;
+}
+.pdf-thumbnail-container:hover .pdf-hover-overlay {
+  opacity: 1;
+}
 </style>

oms_web/oms_vue/src/views/finance/payment/index.vue

@@ -180,7 +180,7 @@
             type="text"
             icon="el-icon-money"
             @click="handleReceipt(scope.row)"
-          >回执单</el-button>
+          >{{ scope.row.paymentBillType === 'REFUND' ? '退款图' : '回执单' }}</el-button>
           <el-button
             size="mini"
             type="text"