完善加项支付

src/api/his.ts

@@ -22,6 +22,8 @@ import type {
   DaojiandanGetResponse,
   InputDaojiandanSignSubmit,
   DaojiandanSignSubmitResponse,
+  InputAddItemBillSignSubmit,
+  AddItemBillSignSubmitResponse,
   InputDaojiandanPrintStatus,
   DaojiandanPrintStatusResponse,
   InputCustomerDetailEdit,
@@ -304,6 +306,26 @@ export const submitDaojiandanSign = (
   ).then(res => res.data);
 };
 
+/**
+ * 提交体检加项单签名生成PDF
+ */
+export const submitAddItemBillSign = (
+  data: InputAddItemBillSignSubmit
+): Promise<AddItemBillSignSubmitResponse> => {
+  const formData = new FormData();
+  formData.append('sign_file', data.sign_file);
+
+  return request.post<AddItemBillSignSubmitResponse>(
+    `${MEDICAL_EXAM_BASE_PATH}/add-item-bill-sign-submit?exam_id=${data.exam_id}`,
+    formData,
+    {
+      headers: {
+        'Content-Type': 'multipart/form-data',
+      },
+    }
+  ).then(res => res.data);
+};
+
 /**
  * 体检导检单打印状态修改
  */

src/api/types.ts

@@ -400,6 +400,33 @@ export interface OutputDaojiandanSignInfo {
  */
 export type DaojiandanSignSubmitResponse = CommonActionResult<OutputDaojiandanSignInfo>;
 
+/**
+ * 提交体检加项单签名入参
+ */
+export interface InputAddItemBillSignSubmit {
+  /** 体检ID */
+  exam_id: number;
+  /** 签名图片文件 */
+  sign_file: File | Blob;
+}
+
+/**
+ * 提交体检加项单签名出参
+ */
+export interface OutputAddItemBillSignInfo {
+  /** 加项单文件名称 */
+  pdf_name?: string | null;
+  /** PDF文件地址 */
+  pdf_url?: string | null;
+  /** 消息内容 */
+  message?: string | null;
+}
+
+/**
+ * 提交体检加项单签名响应
+ */
+export type AddItemBillSignSubmitResponse = CommonActionResult<OutputAddItemBillSignInfo>;
+
 /**
  * 体检导检单打印状态修改入参
  */
@@ -457,6 +484,8 @@ export interface InputPhysicalExamAddItem {
  * 加项界面客户基本信息
  */
 export interface PoAddItemCustomerInfo {
+  /** 患者ID */
+  patient_id: number;
   /** 客户姓名 */
   customer_name?: string | null;
   /** 体检编号 */
@@ -595,16 +624,10 @@ export interface InputPhysicalExamAddOrder {
   userName: string;
   /** 用户手机号 */
   userPhone: string;
-  /** 体检加项产品ID列表（逗号分隔） */
-  addItemIds: string;
-  /** 微信Native产品ID */
-  nativeProductId: string;
-  /** 订单金额（元） */
+  /** 体检组合项目代码（addItemList.combination_item_code 多个加项逗号分隔） */
+  combinationItemCodes: string;
+  /** 订单总金额（元） */
   orderAmount: number;
-  /** 订单来源（mini_program-小程序，app-app应用等） */
-  source: string;
-  /** 商户ID（可选，不传则使用默认商户） */
-  merchantId?: string | null;
 }
 
 /**
@@ -618,8 +641,16 @@ export type PhysicalExamQrcodeCreateResponse = CommonActionResult<string>;
 export interface InputOrderPaymentInfo {
   /** 体检ID */
   physical_exam_id: number;
-  /** 订单编号 */
-  order_id: string;
+  /** 患者ID */
+  patient_id: number;
+  /** 体检组合项目代码（addItemList.combination_item_code 多个加项逗号分隔） */
+  combinationItemCodes: string;
+  /** 折扣比例 */
+  discount_rate: number;
+  /** 支付方式（12-微信 13-挂账公司） */
+  pay_type: number;
+  /** 挂账公司ID（挂账公司传对应的ID，其他传0） */
+  company_id: number;
 }
 
 /**

src/components/exam/ExamAddonPanel.tsx

@@ -1,10 +1,11 @@
 import { useEffect, useMemo, useState, useRef } from 'react';
 
 import type { ExamClient } from '../../data/mockData';
-import { searchPhysicalExamAddItem, getAddItemCustomerInfo, getChannelCompanyList } from '../../api';
+import { searchPhysicalExamAddItem, getAddItemCustomerInfo, getChannelCompanyList, createNativePaymentQrcode, checkNativePaymentStatus, submitAddItemBillSign } from '../../api';
 import { Button, Input } from '../ui';
 import { cls } from '../../utils/cls';
 import nozImage from '../../assets/image/noz.png';
+import { setAddItemBillPdf } from '../../utils/examActions';
 
 interface AddonTag {
   title: string;
@@ -18,6 +19,7 @@ interface AddonItem {
   tags?: AddonTag[];
   originalPrice?: string;
   currentPrice?: string;
+  combinationItemCode?: number | null;
 }
 
 interface ExamAddonPanelProps {
@@ -54,6 +56,18 @@ export const ExamAddonPanel = ({ client }: ExamAddonPanelProps) => {
   const [accountCompanyList, setAccountCompanyList] = useState<
     Array<{ company_id: number; company_name?: string | null; pinyin?: string | null }>
   >([]);
+  // 客户信息
+  const [customerInfo, setCustomerInfo] = useState<{
+    customer_name?: string | null;
+    phone?: string | null;
+    patient_id?: number | null;
+  } | null>(null);
+  // 支付相关状态
+  const [showQrcodeModal, setShowQrcodeModal] = useState(false);
+  const [qrcodeUrl, setQrcodeUrl] = useState<string | null>(null);
+  const [paymentLoading, setPaymentLoading] = useState(false);
+  const [paymentMessage, setPaymentMessage] = useState<string | null>(null);
+  const pollingTimerRef = useRef<number | null>(null);
 
   // 点击外部关闭下拉框
   useEffect(() => {
@@ -86,11 +100,24 @@ export const ExamAddonPanel = ({ client }: ExamAddonPanelProps) => {
     const fetchCustomerInfo = async () => {
       try {
         const res = await getAddItemCustomerInfo({ physical_exam_id });
-        if (res.Status === 200 && res.Data?.listChannelDiscount && res.Data.listChannelDiscount.length > 0) {
-          setChannelDiscounts(res.Data.listChannelDiscount);
-          const rate = res.Data.listChannelDiscount[0]?.discount_rate;
-          if (typeof rate === 'number' && rate > 0) {
-            setDiscountRatio(rate);
+        if (res.Status === 200) {
+          // 保存客户信息
+          if (res.Data?.customerInfo) {
+            setCustomerInfo({
+              patient_id: res.Data.customerInfo.patient_id,
+              customer_name: res.Data.customerInfo.customer_name,
+              phone: res.Data.customerInfo.phone,
+            });
+          }
+          // 保存渠道折扣信息
+          if (res.Data?.listChannelDiscount && res.Data.listChannelDiscount.length > 0) {
+            setChannelDiscounts(res.Data.listChannelDiscount);
+            const rate = res.Data.listChannelDiscount[0]?.discount_rate;
+            if (typeof rate === 'number' && rate > 0) {
+              setDiscountRatio(rate);
+            }
+          } else {
+            setChannelDiscounts([]);
           }
         } else {
           setChannelDiscounts([]);
@@ -182,6 +209,7 @@ export const ExamAddonPanel = ({ client }: ExamAddonPanelProps) => {
                 : item.original_price !== undefined && item.original_price !== null
                   ? Number(item.original_price).toFixed(2)
                   : '0.00',
+            combinationItemCode: item.combination_item_code ?? null,
             tags: [],
             paid: false,
           }));
@@ -318,6 +346,262 @@ export const ExamAddonPanel = ({ client }: ExamAddonPanelProps) => {
     }));
   }, [accountCompanyList]);
 
+  // 清理轮询定时器
+  useEffect(() => {
+    return () => {
+      if (pollingTimerRef.current) {
+        clearInterval(pollingTimerRef.current);
+        pollingTimerRef.current = null;
+      }
+    };
+  }, []);
+
+  // 创建空白签名图片（用于自动生成PDF）
+  const createBlankSignature = (): Promise<Blob> => {
+    return new Promise((resolve) => {
+      const canvas = document.createElement('canvas');
+      canvas.width = 400;
+      canvas.height = 200;
+      const ctx = canvas.getContext('2d');
+      if (ctx) {
+        // 创建白色背景
+        ctx.fillStyle = '#FFFFFF';
+        ctx.fillRect(0, 0, canvas.width, canvas.height);
+      }
+      canvas.toBlob((blob) => {
+        if (blob) {
+          resolve(blob);
+        } else {
+          // 如果转换失败，创建一个空的 Blob
+          resolve(new Blob([], { type: 'image/png' }));
+        }
+      }, 'image/png');
+    });
+  };
+
+  // 获取加项PDF
+  const fetchAddItemBillPdf = async (examId: number) => {
+    try {
+      // 创建空白签名
+      const blankSignature = await createBlankSignature();
+
+      // 调用接口获取加项PDF
+      const res = await submitAddItemBillSign({
+        exam_id: examId,
+        sign_file: blankSignature,
+      });
+
+      if (res.Status === 200 && res.Data?.pdf_url) {
+        // 保存加项PDF信息
+        setAddItemBillPdf(examId, {
+          pdf_name: res.Data.pdf_name || '加项单',
+          pdf_url: res.Data.pdf_url,
+        });
+        return true;
+      } else {
+        console.error('获取加项PDF失败', res.Message);
+        return false;
+      }
+    } catch (err) {
+      console.error('获取加项PDF失败', err);
+      return false;
+    }
+  };
+
+  // 轮询查询支付结果
+  const startPaymentPolling = (
+    physical_exam_id: number,
+    patient_id: number,
+    combinationItemCodes: string,
+    discount_rate: number,
+    pay_type: number,
+    company_id: number
+  ) => {
+    if (pollingTimerRef.current) {
+      clearInterval(pollingTimerRef.current);
+    }
+
+    pollingTimerRef.current = window.setInterval(async () => {
+      try {
+        const res = await checkNativePaymentStatus({
+          physical_exam_id,
+          patient_id,
+          combinationItemCodes,
+          discount_rate,
+          pay_type,
+          company_id,
+        });
+
+        if (res.Status === 200) {
+          const result = res.Data;
+          // 假设支付成功返回 "success" 或 "1"，失败返回其他值
+          if (result === 'success' || result === '1' || result === 'SUCCESS') {
+            // 支付成功
+            if (pollingTimerRef.current) {
+              clearInterval(pollingTimerRef.current);
+              pollingTimerRef.current = null;
+            }
+            setPaymentMessage('支付成功，正在生成加项单...');
+            setShowQrcodeModal(false);
+            setQrcodeUrl(null);
+            // 清空已选项目
+            setSelectedIds(new Set());
+            // 获取加项PDF
+            fetchAddItemBillPdf(physical_exam_id).then((success) => {
+              if (success) {
+                setPaymentMessage('支付成功，加项单已生成');
+              } else {
+                setPaymentMessage('支付成功，但加项单生成失败');
+              }
+              setTimeout(() => {
+                setPaymentMessage(null);
+              }, 3000);
+            });
+          } else if (result === 'failed' || result === '0' || result === 'FAILED') {
+            // 支付失败
+            if (pollingTimerRef.current) {
+              clearInterval(pollingTimerRef.current);
+              pollingTimerRef.current = null;
+            }
+            setPaymentMessage('支付失败');
+            setTimeout(() => {
+              setPaymentMessage(null);
+            }, 3000);
+          }
+          // 其他状态继续轮询
+        }
+      } catch (err) {
+        console.error('查询支付状态失败', err);
+      }
+    }, 2000); // 每2秒轮询一次
+  };
+
+  // 处理支付
+  const handlePayment = async () => {
+    if (selectedCount === 0) return;
+
+    const physical_exam_id = Number(client.id);
+    if (!physical_exam_id) {
+      setPaymentMessage('缺少体检ID');
+      return;
+    }
+
+    if (!customerInfo?.customer_name || !customerInfo?.phone) {
+      setPaymentMessage('缺少客户信息，请稍后重试');
+      return;
+    }
+
+    setPaymentLoading(true);
+    setPaymentMessage(null);
+
+    try {
+      const selectedItems = allAddons.filter((item) => selectedIds.has(item.id || item.name));
+
+      // 获取组合项目代码（combination_item_code）
+      const combinationItemCodes = selectedItems
+        .map((item) => item.combinationItemCode)
+        .filter((code) => code !== null && code !== undefined)
+        .join(',');
+
+      if (!combinationItemCodes) {
+        setPaymentMessage('缺少加项信息，请稍后重试');
+        setPaymentLoading(false);
+        return;
+      }
+
+      // 获取 patient_id（必须从接口返回的客户信息中获取）
+      if (!customerInfo?.patient_id) {
+        setPaymentMessage('缺少患者ID，请稍后重试');
+        setPaymentLoading(false);
+        return;
+      }
+      const patient_id = customerInfo.patient_id;
+
+      if (paymentMethod === 'self') {
+        // 自费模式：生成二维码
+        const res = await createNativePaymentQrcode({
+          physical_exam_id,
+          userName: customerInfo.customer_name!,
+          userPhone: customerInfo.phone!,
+          combinationItemCodes,
+          orderAmount: totalCurrent,
+        });
+
+        if (res.Status === 200 && res.Data) {
+          // res.Data 是微信支付 URL（如：weixin://wxpay/bizpayurl?pr=xxx）
+          // 需要将 URL 转换为二维码图片
+          const paymentUrl = res.Data;
+          // 使用在线二维码生成 API 生成二维码图片
+          const qrcodeImageUrl = `https://api.qrserver.com/v1/create-qr-code/?size=300x300&data=${encodeURIComponent(paymentUrl)}`;
+          setQrcodeUrl(qrcodeImageUrl);
+          setShowQrcodeModal(true);
+          // 开始轮询（自费模式：pay_type=12, company_id=0）
+          startPaymentPolling(
+            physical_exam_id,
+            patient_id,
+            combinationItemCodes,
+            discountRatio,
+            12, // 微信支付
+            0 // 自费模式，company_id 传 0
+          );
+        } else {
+          setPaymentMessage(res.Message || '生成支付二维码失败');
+        }
+      } else {
+        // 挂账模式：直接查询
+        const selectedCompany = accountCompanyList.find(
+          (c) => c.company_name === accountCompany
+        );
+        if (!selectedCompany) {
+          setPaymentMessage('请选择挂账公司');
+          setPaymentLoading(false);
+          return;
+        }
+
+        // 挂账模式：直接查询（pay_type=13, company_id=选中的公司ID）
+        const res = await checkNativePaymentStatus({
+          physical_exam_id,
+          patient_id,
+          combinationItemCodes,
+          discount_rate: discountRatio,
+          pay_type: 13, // 挂账公司
+          company_id: selectedCompany.company_id,
+        });
+
+        if (res.Status === 200) {
+          const result = res.Data;
+          if (result === 'success' || result === '1' || result === 'SUCCESS') {
+            setPaymentMessage('挂账成功，正在生成加项单...');
+            setSelectedIds(new Set());
+            // 获取加项PDF
+            fetchAddItemBillPdf(physical_exam_id).then((success) => {
+              if (success) {
+                setPaymentMessage('挂账成功，加项单已生成');
+              } else {
+                setPaymentMessage('挂账成功，但加项单生成失败');
+              }
+              setTimeout(() => {
+                setPaymentMessage(null);
+              }, 3000);
+            });
+          } else {
+            setPaymentMessage('挂账失败');
+            setTimeout(() => {
+              setPaymentMessage(null);
+            }, 3000);
+          }
+        } else {
+          setPaymentMessage(res.Message || '挂账失败');
+        }
+      }
+    } catch (err) {
+      console.error('支付处理失败', err);
+      setPaymentMessage('支付处理失败，请稍后重试');
+    } finally {
+      setPaymentLoading(false);
+    }
+  };
+
   return (
     <div className='space-y-4'>
       {/* 标题和说明 */}
@@ -457,7 +741,7 @@ export const ExamAddonPanel = ({ client }: ExamAddonPanelProps) => {
                       <span className='text-xs text-gray-400 line-through'>¥{origPrice.toFixed(0)}</span>
                     )}
                     <div className='flex items-center justify-between gap-2'>
-                      <span className='text-[14px] font-bold text-red-600'>¥{currPrice.toFixed(0)}</span>
+                      <span className='text-[14px] font-bold text-red-600'>¥{currPrice.toFixed(2)}</span>
                       <span className={`text-[10px] px-2 rounded-full bg-[#EAFCF1] text-[#447955] whitespace-nowrap`}>
                         {getDiscountText(item)}
                       </span>
@@ -474,12 +758,12 @@ export const ExamAddonPanel = ({ client }: ExamAddonPanelProps) => {
       <div className='border-t pt-4 mt-6 flex items-center justify-between'>
         <div className='space-y-1 text-sm'>
           <div className='text-gray-600'>
-            加项原价合计: <span className='text-gray-900'>¥{totalOriginal.toFixed(0)}</span>
+            加项原价合计: <span className='text-gray-900'>¥{totalOriginal.toFixed(2)}</span>
           </div>
           <div className='text-gray-600'>
-            渠道折扣价: <span className='text-xl font-bold text-red-600'>¥{totalCurrent.toFixed(0)}</span>
+            渠道折扣价: <span className='text-xl font-bold text-red-600'>¥{totalCurrent.toFixed(2)}</span>
             {discount > 0 && (
-              <span className='text-gray-500 ml-1'>已优惠 ¥{discount.toFixed(0)}</span>
+              <span className='text-gray-500 ml-1'>已优惠 ¥{discount.toFixed(2)}</span>
             )}
           </div>
           {/* <div className='text-xs text-gray-500'>结算方式: 个人支付 (微信 / 支付宝)</div> */}
@@ -571,12 +855,54 @@ export const ExamAddonPanel = ({ client }: ExamAddonPanelProps) => {
 
           <Button
             className='bg-[#269745] hover:bg-[#269745]/80 rounded-3xl text-white px-6 py-3 text-base font-medium'
-            disabled={selectedCount === 0}
+            disabled={selectedCount === 0 || paymentLoading}
+            onClick={handlePayment}
           >
-            确认支付 ¥{totalCurrent.toFixed(0)}
+            {paymentLoading ? '处理中...' : `确认支付 ¥${totalCurrent.toFixed(2)}`}
           </Button>
         </div>
+        {paymentMessage && (
+          <div className={`text-sm text-center mt-2 ${paymentMessage.includes('成功') ? 'text-green-600' : 'text-amber-600'}`}>
+            {paymentMessage}
+          </div>
+        )}
       </div>
+      {/* 二维码支付弹窗 */}
+      {showQrcodeModal && qrcodeUrl && (
+        <div className='fixed inset-0 z-[80] bg-black/80 flex items-center justify-center px-6'>
+          <div className='bg-white rounded-2xl w-full max-w-md shadow-2xl p-6 flex flex-col gap-4'>
+            <div className='flex items-center justify-between'>
+              <div className='text-lg font-semibold text-gray-900'>扫码支付</div>
+              <Button
+                className='py-1 px-3'
+                onClick={() => {
+                  if (pollingTimerRef.current) {
+                    clearInterval(pollingTimerRef.current);
+                    pollingTimerRef.current = null;
+                  }
+                  setShowQrcodeModal(false);
+                  setQrcodeUrl(null);
+                }}
+              >
+                关闭
+              </Button>
+            </div>
+            <div className='flex flex-col items-center gap-4'>
+              <div className='bg-white p-4 rounded-lg border-2 border-gray-200'>
+                <img src={qrcodeUrl} alt='支付二维码' className='w-64 h-64 object-contain' />
+              </div>
+              <div className='text-sm text-gray-600 text-center'>
+                请使用微信扫描上方二维码完成支付
+              </div>
+              {paymentMessage && (
+                <div className={`text-sm ${paymentMessage.includes('成功') ? 'text-green-600' : 'text-amber-600'}`}>
+                  {paymentMessage}
+                </div>
+              )}
+            </div>
+          </div>
+        </div>
+      )}
     </div>
   );
 };

src/components/exam/ExamSignPanel.tsx

@@ -10,6 +10,7 @@ import {
   getTongyishuPdfList,
   setDaojiandanPdf,
   getDaojiandanPdf as getDaojiandanPdfFromStorage,
+  getAddItemBillPdf as getAddItemBillPdfFromStorage,
   type TongyishuPdfInfo,
 } from '../../utils/examActions';
 import type { SignaturePadHandle } from '../ui';
@@ -65,6 +66,10 @@ export const ExamSignPanel = ({ examId, onBusyChange }: ExamSignPanelProps) => {
   const [daojiandanSubmitLoading, setDaojiandanSubmitLoading] = useState(false);
   const [daojiandanSubmitMessage, setDaojiandanSubmitMessage] = useState<string | null>(null);
   const [showDaojiandanPreview, setShowDaojiandanPreview] = useState(false);
+  // 加项单相关状态
+  const [addItemBillUrl, setAddItemBillUrl] = useState<string | null>(null);
+  const [addItemBillName, setAddItemBillName] = useState<string>('加项单');
+  const [showAddItemBillPreview, setShowAddItemBillPreview] = useState(false);
 
   const busy = signLoading || submitLoading || consentLoading || pdfLoading || daojiandanSubmitLoading;
 
@@ -301,6 +306,13 @@ export const ExamSignPanel = ({ examId, onBusyChange }: ExamSignPanelProps) => {
     if (storedPdf && storedPdf.pdf_url) {
       setDaojiandanUrl(storedPdf.pdf_url);
     }
+
+    // 检查加项单PDF
+    const storedAddItemBill = getAddItemBillPdfFromStorage(examId);
+    if (storedAddItemBill && storedAddItemBill.pdf_url) {
+      setAddItemBillUrl(storedAddItemBill.pdf_url);
+      setAddItemBillName(storedAddItemBill.pdf_name || '加项单');
+    }
   }, [examId]);
 
   // 加载 PDF 数据
@@ -621,6 +633,100 @@ export const ExamSignPanel = ({ examId, onBusyChange }: ExamSignPanelProps) => {
     }
   };
 
+  // 加项单直接打印
+  const handleAddItemBillDirectPrint = async () => {
+    if (!addItemBillUrl) return;
+
+    try {
+      const response = await fetch(addItemBillUrl);
+      if (!response.ok) throw new Error('获取PDF文件失败');
+      const blob = await response.blob();
+      const arrayBuffer = await blob.arrayBuffer();
+
+      const pdf = await pdfjsLib.getDocument({ data: arrayBuffer }).promise;
+      const scale = 1.2;
+      const canvasImages: string[] = [];
+
+      for (let pageNum = 1; pageNum <= pdf.numPages; pageNum++) {
+        const page = await pdf.getPage(pageNum);
+        const viewport = page.getViewport({ scale });
+
+        const canvas = document.createElement('canvas');
+        const context = canvas.getContext('2d');
+        if (!context) continue;
+
+        canvas.height = viewport.height;
+        canvas.width = viewport.width;
+
+        const renderContext = {
+          canvasContext: context,
+          viewport: viewport,
+        } as any;
+
+        await page.render(renderContext).promise;
+        canvasImages.push(canvas.toDataURL('image/png'));
+      }
+
+      const printWindow = window.open('', '_blank');
+      if (!printWindow) return;
+
+      printWindow.document.write(`
+        <!DOCTYPE html>
+        <html>
+          <head>
+            <title>加项单打印</title>
+            <style>
+              @media print {
+                body {
+                  margin: 0;
+                  padding: 0;
+                }
+                img {
+                  max-width: 100%;
+                  page-break-after: always;
+                  page-break-inside: avoid;
+                }
+                img:last-child {
+                  page-break-after: auto;
+                }
+              }
+              body {
+                margin: 0;
+                padding: 0;
+              }
+              img {
+                display: block;
+                width: 100%;
+                height: auto;
+              }
+            </style>
+          </head>
+          <body>
+      `);
+
+      canvasImages.forEach((imgData) => {
+        printWindow.document.write(`<img src="${imgData}" />`);
+      });
+
+      printWindow.document.write(`
+          </body>
+        </html>
+      `);
+
+      printWindow.document.close();
+
+      printWindow.onload = () => {
+        printWindow.focus();
+        setTimeout(() => {
+          printWindow.print();
+        }, 1000);
+      };
+    } catch (err) {
+      console.error('打印失败', err);
+      alert('打印失败，请稍后重试');
+    }
+  };
+
   // 导检单直接打印
   const handleDaojiandanDirectPrint = async () => {
     if (!daojiandanUrl) return;
@@ -1108,6 +1214,42 @@ export const ExamSignPanel = ({ examId, onBusyChange }: ExamSignPanelProps) => {
                   )}
                 </div>
               </div>
+              {/* 加项单 */}
+              {addItemBillUrl && (
+                <div className='flex items-center justify-between gap-3 p-2 rounded-xl border bg-white shadow-sm'>
+                  <div className='text-sm text-gray-800 truncate flex items-center gap-2 relative pr-20'>
+                    <span className='truncate'>{addItemBillName.length > 12 ? addItemBillName.slice(0, 12) + "..." : addItemBillName}</span>
+                    <img
+                      src='/sign.png'
+                      alt='已生成'
+                      className='w-16 h-16 absolute right-2 top-1/2 -translate-y-1/2 pointer-events-none select-none'
+                      loading='lazy'
+                    />
+                  </div>
+                  <div className='flex items-center gap-2'>
+                    <Button
+                      className='py-1.5 px-3 bg-blue-600 hover:bg-blue-700 text-white'
+                      onClick={() => {
+                        if (busy) return;
+                        handleAddItemBillDirectPrint();
+                      }}
+                      disabled={busy}
+                    >
+                      打印
+                    </Button>
+                    <Button
+                      className='py-1.5 px-3'
+                      onClick={() => {
+                        if (busy) return;
+                        setShowAddItemBillPreview(true);
+                      }}
+                      disabled={busy}
+                    >
+                      查看
+                    </Button>
+                  </div>
+                </div>
+              )}
             </div>
           )}
         </div>
@@ -1283,6 +1425,36 @@ export const ExamSignPanel = ({ examId, onBusyChange }: ExamSignPanelProps) => {
           </div>
         )
       }
+      {
+        showAddItemBillPreview && addItemBillUrl && (
+          <div className='fixed inset-0 z-[60] bg-black/75 flex flex-col'>
+            <div className='flex items-center justify-between p-4 text-white bg-gray-900/80'>
+              <div className='text-sm font-medium truncate pr-3'>{addItemBillName}</div>
+              <div className='flex items-center gap-2'>
+                <Button
+                  className='py-1 px-3 bg-blue-600 hover:bg-blue-700 text-white disabled:opacity-50 disabled:cursor-not-allowed'
+                  onClick={handleAddItemBillDirectPrint}
+                  disabled={busy}
+                >
+                  打印
+                </Button>
+                <Button className='py-1 px-3' onClick={() => !busy && setShowAddItemBillPreview(false)} disabled={busy}>
+                  关闭
+                </Button>
+              </div>
+            </div>
+            <div className='flex-1 bg-gray-100 overflow-auto'>
+              <div className='flex justify-center p-4'>
+                <iframe
+                  src={addItemBillUrl}
+                  className='w-full h-full min-h-[600px] border rounded-lg bg-white'
+                  title='加项单预览'
+                />
+              </div>
+            </div>
+          </div>
+        )
+      }
     </div >
   );
 };

src/utils/examActions.ts

@@ -188,3 +188,53 @@ export const getDaojiandanPdf = (examId: string | number): DaojiandanPdfInfo | n
   }
 };
 
+/**
+ * 加项单PDF信息
+ */
+export interface AddItemBillPdfInfo {
+  /** PDF文件名称 */
+  pdf_name: string;
+  /** PDF文件地址 */
+  pdf_url: string;
+}
+
+/**
+ * 获取加项单PDF的存储 key
+ */
+export const getAddItemBillPdfKey = (examId: string | number): string => {
+  const today = getTodayString();
+  return `yh_add_item_bill_pdf_${today}_${examId}`;
+};
+
+/**
+ * 存储加项单PDF信息
+ */
+export const setAddItemBillPdf = (
+  examId: string | number,
+  pdfInfo: AddItemBillPdfInfo
+): void => {
+  if (typeof window === 'undefined') return;
+
+  const key = getAddItemBillPdfKey(examId);
+  localStorage.setItem(key, JSON.stringify(pdfInfo));
+};
+
+/**
+ * 获取加项单PDF信息
+ */
+export const getAddItemBillPdf = (examId: string | number): AddItemBillPdfInfo | null => {
+  if (typeof window === 'undefined') return null;
+
+  const key = getAddItemBillPdfKey(examId);
+  const raw = localStorage.getItem(key);
+  if (!raw) return null;
+
+  try {
+    const parsed = JSON.parse(raw);
+    return parsed as AddItemBillPdfInfo;
+  } catch (err) {
+    console.warn('加项单PDF信息解析失败', err);
+    return null;
+  }
+};
+