修改

bonus-modules/bonus-material-mall/src/main/java/com/bonus/material/basic/controller/ToDoController.java

@@ -10,7 +10,12 @@ import io.swagger.annotations.Api;
 import io.swagger.annotations.ApiOperation;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.*;
+import org.springframework.web.context.request.RequestContextHolder;
+import org.springframework.web.context.request.ServletRequestAttributes;
+
+import javax.servlet.http.HttpServletResponse;
 import java.util.List;
+import java.util.Objects;
 
 @Api(tags = "代办事项")
 @RestController
@@ -38,4 +43,15 @@ public class ToDoController extends BaseController {
         return toDoService.getTaskType(bean);
     }
 
+
+    /**
+     * 用户手册下载
+     */
+    @ApiOperation(value = "用户手册下载")
+    @PostMapping("/downLoadUserManual")
+    public void downLoadUserManual(){
+        HttpServletResponse resp = ((ServletRequestAttributes) Objects.requireNonNull(RequestContextHolder.getRequestAttributes())).getResponse();
+        toDoService.downLoadTemplate(resp);
+    }
+
 }

bonus-modules/bonus-material-mall/src/main/java/com/bonus/material/basic/service/ToDoService.java

@@ -2,6 +2,8 @@ package com.bonus.material.basic.service;
 
 import com.bonus.common.core.web.domain.AjaxResult;
 import com.bonus.material.basic.domain.ToDoBean;
+
+import javax.servlet.http.HttpServletResponse;
 import java.util.List;
 
 
@@ -20,4 +22,8 @@ public interface ToDoService {
      */
     AjaxResult getTaskType(ToDoBean bean);
 
+    /**
+     * 用户手册下载
+     */
+    void downLoadTemplate(HttpServletResponse resp);
 }

bonus-modules/bonus-material-mall/src/main/java/com/bonus/material/basic/service/impl/ToDoServiceImpl.java

@@ -9,6 +9,11 @@ import com.bonus.system.api.RemoteUserService;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Service;
 import javax.annotation.Resource;
+import javax.servlet.http.HttpServletResponse;
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Optional;
@@ -41,4 +46,35 @@ public class ToDoServiceImpl implements ToDoService {
         return AjaxResult.success(list);
     }
 
+    @Override
+    public void downLoadTemplate(HttpServletResponse response) {
+        // 模板名称
+        String templateName = "机械化施工装备管理（共享）平台操作手册V1.0.pdf";
+        try (
+                InputStream input = this.getClass().getClassLoader().getResourceAsStream("template/机械化施工装备管理（共享）平台操作手册V1.0.pdf");
+                OutputStream out = response.getOutputStream()
+        ) {
+            if (input == null) {
+                throw new FileNotFoundException("文件不存在: " + templateName);
+            }
+            // 设置响应头
+            response.setCharacterEncoding("UTF-8");
+            response.setContentType("application/vnd.openxmlformats-officedocument.wordprocessingml.document");
+            response.setHeader(
+                    "Content-Disposition",
+                    "attachment;filename=" + new String(templateName.getBytes("UTF-8"), "ISO-8859-1")
+            );
+            response.setHeader("Access-Control-Expose-Headers", "Content-Disposition");
+            // 缓冲区传输
+            byte[] buffer = new byte[1024];
+            int bytesToRead;
+            while ((bytesToRead = input.read(buffer)) != -1) {
+                out.write(buffer, 0, bytesToRead);
+            }
+            out.flush();
+        } catch (IOException e) {
+            log.error("下载失败: {}", e.getMessage(), e);
+        }
+    }
+
 }