From 3613b6d83a18633b87ae63fe8b4bb133078213f8 Mon Sep 17 00:00:00 2001
From: Joshi <3040996759@qq.com>
Date: Sat, 25 Apr 2026 16:11:58 +0800
Subject: [PATCH 1/5] =?UTF-8?q?refactor(oa):=20=E9=9C=80=E6=B1=82=E7=AE=A1?=
 =?UTF-8?q?=E7=90=86=E6=A8=A1=E5=9D=97=E7=9A=84Vo=E4=BF=AE=E6=94=B9?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

- 继承 BaseEntity 类以统一实体基类功能
- 添加 BaseEntity 依赖导入以支持基础属性扩展
- 保持现有数据传输对象结构不变
---
 .../src/main/java/com/ruoyi/oa/domain/vo/OaRequirementsVo.java | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/ruoyi-oa/src/main/java/com/ruoyi/oa/domain/vo/OaRequirementsVo.java b/ruoyi-oa/src/main/java/com/ruoyi/oa/domain/vo/OaRequirementsVo.java
index 6ea78c6..2db8b77 100644
--- a/ruoyi-oa/src/main/java/com/ruoyi/oa/domain/vo/OaRequirementsVo.java
+++ b/ruoyi-oa/src/main/java/com/ruoyi/oa/domain/vo/OaRequirementsVo.java
@@ -6,6 +6,7 @@ import com.alibaba.excel.annotation.ExcelIgnoreUnannotated;
 import com.alibaba.excel.annotation.ExcelProperty;
 import com.ruoyi.common.annotation.ExcelDictFormat;
 import com.ruoyi.common.convert.ExcelDictConvert;
+import com.ruoyi.common.core.domain.BaseEntity;
 import lombok.Data;
 import java.util.Date;
 
@@ -19,7 +20,7 @@ import java.util.Date;
  */
 @Data
 @ExcelIgnoreUnannotated
-public class OaRequirementsVo {
+public class OaRequirementsVo extends BaseEntity {
 
     private static final long serialVersionUID = 1L;
 

From 2ac3901f75f7c07780beda3fe39c96285390ea0f Mon Sep 17 00:00:00 2001
From: Joshi <3040996759@qq.com>
Date: Mon, 27 Apr 2026 14:42:01 +0800
Subject: [PATCH 2/5] =?UTF-8?q?feat(hrm):=20=E6=B7=BB=E5=8A=A0=E6=B5=81?=
 =?UTF-8?q?=E7=A8=8B=E6=8A=84=E9=80=81=E6=A0=87=E8=AE=B0=E5=B7=B2=E8=AF=BB?=
 =?UTF-8?q?=E6=9C=AA=E8=AF=BB=E5=8A=9F=E8=83=BD?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

- 扩展操作列宽度从100到150以适应新功能
- 添加标记未读链接在已读状态下显示
- 实现handleUnread方法用于取消已读状态
- 优化表格操作按钮布局结构
---
 ruoyi-ui/src/views/hrm/flow/cc.vue | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/ruoyi-ui/src/views/hrm/flow/cc.vue b/ruoyi-ui/src/views/hrm/flow/cc.vue
index a2ca8d4..6f64d20 100644
--- a/ruoyi-ui/src/views/hrm/flow/cc.vue
+++ b/ruoyi-ui/src/views/hrm/flow/cc.vue
@@ -37,11 +37,14 @@
             {{ parseTime(scope.row.createTime) }}
           </template>
         </el-table-column>
-        <el-table-column label="操作" width="100" fixed="right">
+        <el-table-column label="操作" width="150" fixed="right">
           <template #default="scope">
             <el-link v-if="activeTab === 'unread'" type="primary" @click.stop="handleRead(scope.row)">
               标记已读
             </el-link>
+            <el-link v-if="activeTab === 'read'" type="warning" @click.stop="handleUnread(scope.row)">
+              标记未读
+            </el-link>
             <el-link type="primary" @click.stop="goDetail(scope.row)">
               详情
             </el-link>

From acf0048bf16ddff71af9f269e7ee8926ca0e83d3 Mon Sep 17 00:00:00 2001
From: wangyu <823267011@qq.com>
Date: Wed, 29 Apr 2026 13:58:29 +0800
Subject: [PATCH 3/5] =?UTF-8?q?=E9=87=87=E8=B4=AD=E9=9C=80=E6=B1=82?=
 =?UTF-8?q?=E6=B7=BB=E5=8A=A0=E5=BC=80=E5=A7=8B=E6=97=B6=E9=97=B4=E5=88=97?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 ruoyi-ui/src/views/oa/task/requirement/index.vue | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/ruoyi-ui/src/views/oa/task/requirement/index.vue b/ruoyi-ui/src/views/oa/task/requirement/index.vue
index 390a1b9..07455e8 100644
--- a/ruoyi-ui/src/views/oa/task/requirement/index.vue
+++ b/ruoyi-ui/src/views/oa/task/requirement/index.vue
@@ -75,6 +75,11 @@
       <el-table-column label="负责人" align="center" prop="ownerNickName" />
       <el-table-column label="关联项目" align="center" prop="projectName" />
       <el-table-column label="需求描述" align="center" prop="description" />
+      <el-table-column label="开始时间" align="center" prop="createTime" width="180">
+        <template slot-scope="scope">
+          <span>{{ parseTime(scope.row.createTime, '{y}-{m}-{d}') }}</span>
+        </template>
+      </el-table-column>
       <el-table-column label="截止日期" align="center" prop="deadline" width="180">
         <template slot-scope="scope">
           <span>{{ parseTime(scope.row.deadline, '{y}-{m}-{d}') }}</span>

From 04c84a3ed32884ae66c67875dca6b7ffd1195cc3 Mon Sep 17 00:00:00 2001
From: wangyu <823267011@qq.com>
Date: Tue, 5 May 2026 19:49:11 +0800
Subject: [PATCH 4/5] =?UTF-8?q?=E6=8A=A5=E5=B7=A5=E6=B7=BB=E5=8A=A0?=
 =?UTF-8?q?=E4=BA=86=E6=89=8B=E5=8A=A8=E5=BD=95=E5=85=A5=E8=83=BD=E5=8A=9B?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../src/views/oa/project/report/index.vue     | 106 +++++++++++++++++-
 ruoyi-ui/src/views/oa/project/report/my.vue   |   3 +-
 2 files changed, 103 insertions(+), 6 deletions(-)

diff --git a/ruoyi-ui/src/views/oa/project/report/index.vue b/ruoyi-ui/src/views/oa/project/report/index.vue
index 0fcbaf2..38ef852 100644
--- a/ruoyi-ui/src/views/oa/project/report/index.vue
+++ b/ruoyi-ui/src/views/oa/project/report/index.vue
@@ -201,10 +201,37 @@
         :closable="false"
         style="margin-bottom: 20px;">
       </el-alert>
+      <el-alert
+        v-if="workPlaceLocateError && !form.reportId"
+        title="定位获取失败"
+        type="info"
+        :closable="false"
+        style="margin-bottom: 20px;">
+        <div slot="default">
+          <p style="margin: 5px 0; font-weight: bold;">如果浏览器无法获取定位,请按以下步骤操作:</p>
+          <ol style="margin: 5px 0; padding-left: 20px; line-height: 1.8;">
+            <li>在浏览器地址栏输入:<code style="background: #f0f0f0; padding: 2px 6px; border-radius: 3px;">edge://flags/#unsafely-treat-insecure-origin-as-secure</code>(Edge) 或 <code style="background: #f0f0f0; padding: 2px 6px; border-radius: 3px;">chrome://flags/#unsafely-treat-insecure-origin-as-secure</code>(Chrome)</li>
+            <li>找到选项 <strong>"Insecure origins treated as secure"</strong></li>
+            <li>输入您的站点地址:<code style="background: #f0f0f0; padding: 2px 6px; border-radius: 3px;">http://49.232.154.205</code>,然后设置为 <strong>Enabled</strong></li>
+            <li>重启浏览器,再尝试点击「重新获取定位」按钮</li>
+          </ol>
+        </div>
+      </el-alert>
       <el-form ref="form" :model="form" :rules="rules" label-width="96px">
 
         <el-form-item label="工作地点" prop="workPlace">
-          <el-input v-model="form.workPlace" placeholder="请输入工作地点"/>
+          <el-input
+            v-model="form.workPlace"
+            :placeholder="workPlaceLoading ? '正在获取定位…' : '请输入工作地点或点击「重新获取定位」'"
+          >
+            <el-button
+              slot="append"
+              icon="el-icon-location-outline"
+              :loading="workPlaceLoading"
+              @click="refreshWorkPlace"
+            >重新获取定位</el-button>
+          </el-input>
+          <div v-if="workPlaceLocateError" class="work-place-error">{{ workPlaceLocateError }}</div>
         </el-form-item>
         <el-form-item label="是否出差" prop="isTrip">
           <el-radio-group v-model="form.isTrip">
@@ -275,12 +302,19 @@ import { listDept } from "@/api/system/dept";
 import { listUser } from "@/api/system/user";
 import ProjectSelect from "@/components/fad-service/ProjectSelect";
 import ProjectReportDetail from "@/views/oa/project/report/components/ProjectReportDetail.vue";
+import {
+  EMPTY_GEOCODE,
+  geolocationUserMessage,
+  resolveWorkPlaceFromBrowser
+} from "@/utils/geolocationWorkPlace";
 
 export default {
   name: "ProjectReport",
   components: {ProjectReportDetail, ProjectSelect},
   data() {
     return {
+      workPlaceLoading: false,
+      workPlaceLocateError: "",
       // 按钮loading
       buttonLoading: false,
       detailVisible: false,
@@ -356,6 +390,50 @@ export default {
     this.getUserList();
   },
   methods: {
+    /**
+     * @param {{ silent?: boolean, force?: boolean }} options
+     */
+    async syncWorkPlaceFromGeolocation(options = {}) {
+      const silent = !!options.silent;
+      const force = !!options.force;
+      if (!force && this.form && this.form.reportId) {
+        return;
+      }
+      this.workPlaceLoading = true;
+      this.workPlaceLocateError = "";
+      try {
+        const text = await resolveWorkPlaceFromBrowser();
+        this.$set(this.form, "workPlace", text);
+        if (!silent) {
+          this.$modal.msgSuccess("已根据定位更新工作地点");
+        }
+      } catch (e) {
+        console.error("[projectReport] 工作地点定位失败", e);
+        const msg = geolocationUserMessage(e);
+        this.workPlaceLocateError = msg;
+        this.$set(this.form, "workPlace", undefined);
+        const isBrowserGeoError =
+          e &&
+          (e.code === 1 ||
+            e.code === 2 ||
+            e.code === 3 ||
+            e.message === "BROWSER_UNSUPPORTED" ||
+            e.message === EMPTY_GEOCODE);
+        if (isBrowserGeoError) {
+          this.$modal.msgWarning(msg);
+        }
+      } finally {
+        this.workPlaceLoading = false;
+        this.$nextTick(() => {
+          if (this.$refs.form) {
+            this.$refs.form.validateField("workPlace");
+          }
+        });
+      }
+    },
+    refreshWorkPlace() {
+      this.syncWorkPlaceFromGeolocation({ silent: false, force: true });
+    },
     /** 查询详情 */
     openDetail(row) {
       getProjectReport(row.reportId).then(response => {
@@ -369,11 +447,14 @@ export default {
       this.reset();
       this.open = true;
       this.title = "补录项目报工";
+      this.$nextTick(() => {
+        this.syncWorkPlaceFromGeolocation({ silent: true, force: false });
+      });
     },
 
     /** 检查今日报工 */
     checkTodayReport() {
-      getTodayProjectReport().then(response => {
+      return getTodayProjectReport().then(response => {
         if (response.data && response.data.reportId) {
           this.hasTodayReport = true;
           this.todayReportId = response.data.reportId;
@@ -426,6 +507,8 @@ export default {
     },
     // 表单重置
     reset() {
+      this.workPlaceLoading = false;
+      this.workPlaceLocateError = "";
       this.form = {
         reportId: undefined,
         handler: undefined,
@@ -472,9 +555,15 @@ export default {
     handleAdd() {
       this.reset();
       this.suppVisible = false;
-      this.checkTodayReport();
-      this.open = true;
       this.title = "添加项目报工";
+      this.checkTodayReport().finally(() => {
+        this.open = true;
+        this.$nextTick(() => {
+          if (!this.form.reportId) {
+            this.syncWorkPlaceFromGeolocation({ silent: true, force: false });
+          }
+        });
+      });
     },
     /** 修改按钮操作 */
     handleUpdate(row) {
@@ -560,3 +649,12 @@ export default {
   }
 };
 </script>
+
+<style scoped>
+.work-place-error {
+  color: #f56c6c;
+  font-size: 12px;
+  line-height: 1.5;
+  margin-top: 4px;
+}
+</style>
diff --git a/ruoyi-ui/src/views/oa/project/report/my.vue b/ruoyi-ui/src/views/oa/project/report/my.vue
index 3de0f3d..4242ed9 100644
--- a/ruoyi-ui/src/views/oa/project/report/my.vue
+++ b/ruoyi-ui/src/views/oa/project/report/my.vue
@@ -107,8 +107,7 @@
         <el-form-item label="工作地点" prop="workPlace">
           <el-input
             v-model="form.workPlace"
-            readonly
-            :placeholder="workPlaceLoading ? '正在获取定位…' : '请点击「重新获取定位」获取工作地点 (不可手动输入)'"
+            :placeholder="workPlaceLoading ? '正在获取定位…' : '请输入工作地点或点击「重新获取定位」'"
           >
             <el-button
               slot="append"

From dc67788f51a31658dc244f641aedd4ac6b52cefa Mon Sep 17 00:00:00 2001
From: wangyu <823267011@qq.com>
Date: Tue, 5 May 2026 20:15:54 +0800
Subject: [PATCH 5/5] =?UTF-8?q?=E5=AE=8C=E6=88=90ocr=E8=AF=86=E5=88=AB?=
 =?UTF-8?q?=E5=8F=91=E7=A5=A8=E7=9A=84=E5=89=8D=E6=8F=90=E6=9D=A1=E4=BB=B6?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 ruoyi-oa/pom.xml                              |   9 +-
 .../oa/controller/InvoiceOcrController.java   |  36 +++
 .../ruoyi/oa/domain/vo/InvoiceOcrItemVo.java  |  27 ++
 .../oa/domain/vo/InvoiceOcrResultVo.java      |  56 ++++
 .../ruoyi/oa/service/IInvoiceOcrService.java  |  18 ++
 .../service/impl/InvoiceOcrServiceImpl.java   | 286 ++++++++++++++++++
 6 files changed, 429 insertions(+), 3 deletions(-)
 create mode 100644 ruoyi-oa/src/main/java/com/ruoyi/oa/controller/InvoiceOcrController.java
 create mode 100644 ruoyi-oa/src/main/java/com/ruoyi/oa/domain/vo/InvoiceOcrItemVo.java
 create mode 100644 ruoyi-oa/src/main/java/com/ruoyi/oa/domain/vo/InvoiceOcrResultVo.java
 create mode 100644 ruoyi-oa/src/main/java/com/ruoyi/oa/service/IInvoiceOcrService.java
 create mode 100644 ruoyi-oa/src/main/java/com/ruoyi/oa/service/impl/InvoiceOcrServiceImpl.java

diff --git a/ruoyi-oa/pom.xml b/ruoyi-oa/pom.xml
index 2827d04..6b7611c 100644
--- a/ruoyi-oa/pom.xml
+++ b/ruoyi-oa/pom.xml
@@ -68,17 +68,20 @@
             <version>1.0.0</version>
         </dependency>
         <dependency>
-
             <groupId>com.xuxueli</groupId>
             <artifactId>xxl-job-core</artifactId>
         </dependency>
 
-                <dependency>
+        <dependency>
             <groupId>com.ruoyi</groupId>
             <artifactId>fad-hrm</artifactId>
         </dependency>
 
-
+        <dependency>
+            <groupId>org.apache.pdfbox</groupId>
+            <artifactId>pdfbox</artifactId>
+            <version>2.0.29</version>
+        </dependency>
 
     </dependencies>
 
diff --git a/ruoyi-oa/src/main/java/com/ruoyi/oa/controller/InvoiceOcrController.java b/ruoyi-oa/src/main/java/com/ruoyi/oa/controller/InvoiceOcrController.java
new file mode 100644
index 0000000..4227862
--- /dev/null
+++ b/ruoyi-oa/src/main/java/com/ruoyi/oa/controller/InvoiceOcrController.java
@@ -0,0 +1,36 @@
+package com.ruoyi.oa.controller;
+
+import com.ruoyi.common.annotation.Log;
+import com.ruoyi.common.core.controller.BaseController;
+import com.ruoyi.common.core.domain.R;
+import com.ruoyi.common.enums.BusinessType;
+import com.ruoyi.oa.domain.vo.InvoiceOcrResultVo;
+import com.ruoyi.oa.service.IInvoiceOcrService;
+import lombok.RequiredArgsConstructor;
+import org.springframework.validation.annotation.Validated;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+import org.springframework.web.multipart.MultipartFile;
+
+/**
+ * 发票 PDF 识别
+ */
+@Validated
+@RequiredArgsConstructor
+@RestController
+@RequestMapping("/oa/invoiceOcr")
+public class InvoiceOcrController extends BaseController {
+
+    private final IInvoiceOcrService invoiceOcrService;
+
+    /**
+     * 上传电子发票 PDF 并识别金额、内容等核心字段
+     */
+    @Log(title = "发票识别", businessType = BusinessType.OTHER)
+    @PostMapping("/recognize")
+    public R<InvoiceOcrResultVo> recognize(@RequestParam("file") MultipartFile file) {
+        return R.ok(invoiceOcrService.recognizePdf(file));
+    }
+}
diff --git a/ruoyi-oa/src/main/java/com/ruoyi/oa/domain/vo/InvoiceOcrItemVo.java b/ruoyi-oa/src/main/java/com/ruoyi/oa/domain/vo/InvoiceOcrItemVo.java
new file mode 100644
index 0000000..49a2748
--- /dev/null
+++ b/ruoyi-oa/src/main/java/com/ruoyi/oa/domain/vo/InvoiceOcrItemVo.java
@@ -0,0 +1,27 @@
+package com.ruoyi.oa.domain.vo;
+
+import lombok.Data;
+
+import java.io.Serializable;
+import java.math.BigDecimal;
+
+/**
+ * 发票识别明细行
+ */
+@Data
+public class InvoiceOcrItemVo implements Serializable {
+
+    private static final long serialVersionUID = 1L;
+
+    /** 货物或应税劳务、服务名称 */
+    private String itemName;
+
+    /** 金额 */
+    private BigDecimal amount;
+
+    /** 税率 */
+    private String taxRate;
+
+    /** 税额 */
+    private BigDecimal taxAmount;
+}
diff --git a/ruoyi-oa/src/main/java/com/ruoyi/oa/domain/vo/InvoiceOcrResultVo.java b/ruoyi-oa/src/main/java/com/ruoyi/oa/domain/vo/InvoiceOcrResultVo.java
new file mode 100644
index 0000000..6b2b365
--- /dev/null
+++ b/ruoyi-oa/src/main/java/com/ruoyi/oa/domain/vo/InvoiceOcrResultVo.java
@@ -0,0 +1,56 @@
+package com.ruoyi.oa.domain.vo;
+
+import lombok.Data;
+
+import java.io.Serializable;
+import java.math.BigDecimal;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * 发票识别结果
+ */
+@Data
+public class InvoiceOcrResultVo implements Serializable {
+
+    private static final long serialVersionUID = 1L;
+
+    /** 文件名 */
+    private String fileName;
+
+    /** 发票类型 */
+    private String invoiceType;
+
+    /** 发票代码 */
+    private String invoiceCode;
+
+    /** 发票号码 */
+    private String invoiceNumber;
+
+    /** 开票日期 */
+    private String invoiceDate;
+
+    /** 购买方名称 */
+    private String buyerName;
+
+    /** 销售方名称 */
+    private String sellerName;
+
+    /** 不含税金额 */
+    private BigDecimal amountWithoutTax;
+
+    /** 税额 */
+    private BigDecimal taxAmount;
+
+    /** 价税合计 */
+    private BigDecimal totalAmount;
+
+    /** 发票内容摘要 */
+    private String contentSummary;
+
+    /** 提取到的原始文本 */
+    private String rawText;
+
+    /** 明细 */
+    private List<InvoiceOcrItemVo> items = new ArrayList<>();
+}
diff --git a/ruoyi-oa/src/main/java/com/ruoyi/oa/service/IInvoiceOcrService.java b/ruoyi-oa/src/main/java/com/ruoyi/oa/service/IInvoiceOcrService.java
new file mode 100644
index 0000000..b6f6eef
--- /dev/null
+++ b/ruoyi-oa/src/main/java/com/ruoyi/oa/service/IInvoiceOcrService.java
@@ -0,0 +1,18 @@
+package com.ruoyi.oa.service;
+
+import com.ruoyi.oa.domain.vo.InvoiceOcrResultVo;
+import org.springframework.web.multipart.MultipartFile;
+
+/**
+ * 发票 PDF 识别服务
+ */
+public interface IInvoiceOcrService {
+
+    /**
+     * 识别发票 PDF 中的核心字段
+     *
+     * @param file 上传的 PDF 文件
+     * @return 识别结果
+     */
+    InvoiceOcrResultVo recognizePdf(MultipartFile file);
+}
diff --git a/ruoyi-oa/src/main/java/com/ruoyi/oa/service/impl/InvoiceOcrServiceImpl.java b/ruoyi-oa/src/main/java/com/ruoyi/oa/service/impl/InvoiceOcrServiceImpl.java
new file mode 100644
index 0000000..b64f3e9
--- /dev/null
+++ b/ruoyi-oa/src/main/java/com/ruoyi/oa/service/impl/InvoiceOcrServiceImpl.java
@@ -0,0 +1,286 @@
+package com.ruoyi.oa.service.impl;
+
+import com.ruoyi.common.exception.ServiceException;
+import com.ruoyi.oa.domain.vo.InvoiceOcrItemVo;
+import com.ruoyi.oa.domain.vo.InvoiceOcrResultVo;
+import com.ruoyi.oa.service.IInvoiceOcrService;
+import org.apache.commons.lang3.StringUtils;
+import org.apache.pdfbox.pdmodel.PDDocument;
+import org.apache.pdfbox.text.PDFTextStripper;
+import org.springframework.stereotype.Service;
+import org.springframework.web.multipart.MultipartFile;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.math.BigDecimal;
+import java.util.ArrayList;
+import java.util.LinkedHashSet;
+import java.util.List;
+import java.util.Set;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+/**
+ * 发票 PDF 识别服务实现
+ *
+ * 当前实现为方案 A：
+ * 1. 优先解析 PDF 文字层
+ * 2. 使用规则抽取金额、日期、发票代码、发票号码、内容摘要等字段
+ */
+@Service
+public class InvoiceOcrServiceImpl implements IInvoiceOcrService {
+
+    private static final Pattern INVOICE_CODE_PATTERN = Pattern.compile("发票代码[:：\\s]*([0-9]{10,12})");
+    private static final Pattern INVOICE_NUMBER_PATTERN = Pattern.compile("发票号码[:：\\s]*([0-9]{8})");
+    private static final Pattern DATE_PATTERN = Pattern.compile("(?:开票日期|票据日期)[:：\\s]*([0-9]{4}[年\\-/.][0-9]{1,2}[月\\-/.][0-9]{1,2}日?)");
+    private static final Pattern TAX_AMOUNT_PATTERN = Pattern.compile("(?:税额|税\\s*额)[:：\\s¥￥]*([0-9,]+(?:\\.[0-9]{1,2})?)");
+    private static final Pattern TOTAL_AMOUNT_PATTERN = Pattern.compile("(?:价税合计|小写)[:：\\s¥￥]*([0-9,]+(?:\\.[0-9]{1,2})?)");
+    private static final Pattern AMOUNT_WITHOUT_TAX_PATTERN = Pattern.compile("(?:金额|合计|不含税金额)[:：\\s¥￥]*([0-9,]+(?:\\.[0-9]{1,2})?)");
+    private static final Pattern MONEY_LINE_PATTERN = Pattern.compile("([0-9,]+(?:\\.[0-9]{1,2})?)");
+    private static final Pattern BUYER_PATTERN = Pattern.compile("购买方(?:名称)?[:：\\s]*([^\\n]+)");
+    private static final Pattern SELLER_PATTERN = Pattern.compile("销售方(?:名称)?[:：\\s]*([^\\n]+)");
+    private static final Pattern ITEM_HEADER_PATTERN = Pattern.compile("(货物或应税劳务、服务名称|项目名称|服务名称)");
+    private static final Pattern TAX_RATE_PATTERN = Pattern.compile("([0-9]{1,2}%|免税)");
+
+    @Override
+    public InvoiceOcrResultVo recognizePdf(MultipartFile file) {
+        validateFile(file);
+        String rawText = extractPdfText(file);
+        if (StringUtils.isBlank(rawText)) {
+            throw new ServiceException("PDF 未解析到文本内容，请确认上传的是电子发票 PDF");
+        }
+        return parseInvoice(file.getOriginalFilename(), normalizeText(rawText));
+    }
+
+    private void validateFile(MultipartFile file) {
+        if (file == null || file.isEmpty()) {
+            throw new ServiceException("请上传 PDF 文件");
+        }
+        String fileName = file.getOriginalFilename();
+        if (StringUtils.isBlank(fileName) || !StringUtils.endsWithIgnoreCase(fileName, ".pdf")) {
+            throw new ServiceException("仅支持 PDF 文件识别");
+        }
+    }
+
+    private String extractPdfText(MultipartFile file) {
+        try (InputStream inputStream = file.getInputStream();
+             PDDocument document = PDDocument.load(inputStream)) {
+            PDFTextStripper stripper = new PDFTextStripper();
+            stripper.setSortByPosition(true);
+            return stripper.getText(document);
+        } catch (IOException e) {
+            throw new ServiceException("PDF 解析失败: " + e.getMessage());
+        }
+    }
+
+    private InvoiceOcrResultVo parseInvoice(String fileName, String rawText) {
+        InvoiceOcrResultVo result = new InvoiceOcrResultVo();
+        result.setFileName(fileName);
+        result.setRawText(rawText);
+        result.setInvoiceType(detectInvoiceType(rawText));
+        result.setInvoiceCode(firstGroup(rawText, INVOICE_CODE_PATTERN));
+        result.setInvoiceNumber(firstGroup(rawText, INVOICE_NUMBER_PATTERN));
+        result.setInvoiceDate(firstGroup(rawText, DATE_PATTERN));
+        result.setBuyerName(cleanLineValue(firstGroup(rawText, BUYER_PATTERN)));
+        result.setSellerName(cleanLineValue(firstGroup(rawText, SELLER_PATTERN)));
+        result.setTaxAmount(parseMoney(firstGroup(rawText, TAX_AMOUNT_PATTERN)));
+        result.setTotalAmount(parseMoney(firstGroup(rawText, TOTAL_AMOUNT_PATTERN)));
+        result.setAmountWithoutTax(resolveAmountWithoutTax(rawText, result.getTaxAmount(), result.getTotalAmount()));
+
+        List<InvoiceOcrItemVo> items = extractItems(rawText);
+        result.setItems(items);
+        result.setContentSummary(buildContentSummary(items, rawText));
+        return result;
+    }
+
+    private String detectInvoiceType(String text) {
+        if (text.contains("增值税专用发票")) {
+            return "增值税专用发票";
+        }
+        if (text.contains("增值税普通发票")) {
+            return "增值税普通发票";
+        }
+        if (text.contains("电子发票")) {
+            return "电子发票";
+        }
+        return "未知发票类型";
+    }
+
+    private BigDecimal resolveAmountWithoutTax(String text, BigDecimal taxAmount, BigDecimal totalAmount) {
+        BigDecimal directAmount = parseMoney(firstGroup(text, AMOUNT_WITHOUT_TAX_PATTERN));
+        if (directAmount != null && isReasonableAmount(directAmount, taxAmount, totalAmount)) {
+            return directAmount;
+        }
+        if (totalAmount != null && taxAmount != null) {
+            return totalAmount.subtract(taxAmount);
+        }
+        return directAmount;
+    }
+
+    private boolean isReasonableAmount(BigDecimal directAmount, BigDecimal taxAmount, BigDecimal totalAmount) {
+        if (directAmount == null) {
+            return false;
+        }
+        if (totalAmount == null) {
+            return true;
+        }
+        if (taxAmount == null) {
+            return directAmount.compareTo(totalAmount) <= 0;
+        }
+        return directAmount.add(taxAmount).compareTo(totalAmount) <= 0;
+    }
+
+    private List<InvoiceOcrItemVo> extractItems(String text) {
+        List<InvoiceOcrItemVo> items = new ArrayList<>();
+        String[] lines = text.split("\\n");
+        boolean detailStarted = false;
+        for (String originalLine : lines) {
+            String line = normalizeInlineWhitespace(originalLine);
+            if (StringUtils.isBlank(line)) {
+                continue;
+            }
+            if (!detailStarted && ITEM_HEADER_PATTERN.matcher(line).find()) {
+                detailStarted = true;
+                continue;
+            }
+            if (detailStarted && isDetailEndLine(line)) {
+                break;
+            }
+            if (detailStarted) {
+                InvoiceOcrItemVo item = parseItemLine(line);
+                if (item != null) {
+                    items.add(item);
+                }
+            }
+        }
+        return deduplicateItems(items);
+    }
+
+    private boolean isDetailEndLine(String line) {
+        return line.contains("合计") || line.contains("价税合计") || line.contains("销售方") || line.contains("购买方") || line.contains("备注");
+    }
+
+    private InvoiceOcrItemVo parseItemLine(String line) {
+        if (line.length() < 2) {
+            return null;
+        }
+        Matcher moneyMatcher = MONEY_LINE_PATTERN.matcher(line);
+        List<String> numbers = new ArrayList<>();
+        while (moneyMatcher.find()) {
+            numbers.add(moneyMatcher.group(1));
+        }
+        if (numbers.isEmpty()) {
+            return null;
+        }
+
+        String itemName = line;
+        for (String number : numbers) {
+            itemName = itemName.replace(number, " ");
+        }
+        Matcher taxRateMatcher = TAX_RATE_PATTERN.matcher(line);
+        String taxRate = taxRateMatcher.find() ? taxRateMatcher.group(1) : null;
+        if (taxRate != null) {
+            itemName = itemName.replace(taxRate, " ");
+        }
+        itemName = itemName.replace("*", " ").trim();
+        itemName = normalizeInlineWhitespace(itemName);
+        if (StringUtils.isBlank(itemName)) {
+            return null;
+        }
+
+        InvoiceOcrItemVo item = new InvoiceOcrItemVo();
+        item.setItemName(itemName);
+        item.setAmount(parseMoney(numbers.get(Math.max(0, numbers.size() - 2))));
+        item.setTaxAmount(parseMoney(numbers.get(numbers.size() - 1)));
+        item.setTaxRate(taxRate);
+        return item;
+    }
+
+    private List<InvoiceOcrItemVo> deduplicateItems(List<InvoiceOcrItemVo> items) {
+        List<InvoiceOcrItemVo> result = new ArrayList<>();
+        Set<String> uniqueKeys = new LinkedHashSet<>();
+        for (InvoiceOcrItemVo item : items) {
+            String key = item.getItemName() + "|" + item.getAmount() + "|" + item.getTaxAmount();
+            if (uniqueKeys.add(key)) {
+                result.add(item);
+            }
+        }
+        return result;
+    }
+
+    private String buildContentSummary(List<InvoiceOcrItemVo> items, String text) {
+        if (items != null && !items.isEmpty()) {
+            List<String> names = new ArrayList<>();
+            for (InvoiceOcrItemVo item : items) {
+                if (StringUtils.isNotBlank(item.getItemName())) {
+                    names.add(item.getItemName());
+                }
+                if (names.size() >= 3) {
+                    break;
+                }
+            }
+            if (!names.isEmpty()) {
+                return String.join("、", names);
+            }
+        }
+        String[] lines = text.split("\\n");
+        for (int i = 0; i < lines.length; i++) {
+            if (ITEM_HEADER_PATTERN.matcher(lines[i]).find()) {
+                StringBuilder builder = new StringBuilder();
+                for (int j = i + 1; j < lines.length && j <= i + 3; j++) {
+                    String value = normalizeInlineWhitespace(lines[j]);
+                    if (StringUtils.isBlank(value) || isDetailEndLine(value)) {
+                        break;
+                    }
+                    if (builder.length() > 0) {
+                        builder.append("；");
+                    }
+                    builder.append(value);
+                }
+                if (builder.length() > 0) {
+                    return builder.toString();
+                }
+            }
+        }
+        return null;
+    }
+
+    private String normalizeText(String text) {
+        return text == null ? "" : text.replace("\r\n", "\n").replace('\r', '\n');
+    }
+
+    private String normalizeInlineWhitespace(String value) {
+        return value == null ? null : value.replaceAll("\\s+", " ").trim();
+    }
+
+    private String firstGroup(String text, Pattern pattern) {
+        Matcher matcher = pattern.matcher(text);
+        if (matcher.find()) {
+            return matcher.group(1);
+        }
+        return null;
+    }
+
+    private String cleanLineValue(String value) {
+        if (value == null) {
+            return null;
+        }
+        value = normalizeInlineWhitespace(value);
+        if (StringUtils.length(value) > 80) {
+            value = StringUtils.substring(value, 0, 80);
+        }
+        return value;
+    }
+
+    private BigDecimal parseMoney(String raw) {
+        if (StringUtils.isBlank(raw)) {
+            return null;
+        }
+        String cleaned = raw.replace(",", "").replace("￥", "").replace("¥", "").trim();
+        try {
+            return new BigDecimal(cleaned);
+        } catch (Exception e) {
+            return null;
+        }
+    }
+}