Merge branch 'gyj' into test

src/main/java/com/chaozhanggui/system/cashierservice/controller/VersionController.java

@@ -0,0 +1,40 @@
+package com.chaozhanggui.system.cashierservice.controller;
+
+import com.chaozhanggui.system.cashierservice.entity.TbVersion;
+import com.chaozhanggui.system.cashierservice.service.LoginService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+/**
+ * @author yijiegong
+ */
+@RestController
+@RequestMapping("/version")
+public class VersionController {
+
+    @Autowired
+    LoginService loginService;
+
+    @GetMapping("pcDownload")
+    public ResponseEntity<Void> pcDownload(HttpServletRequest request, HttpServletResponse response) {
+        TbVersion pcVersion = loginService.getCurrentPcVersion();
+
+        if (pcVersion == null) {
+            throw new RuntimeException("未找到PC版本信息");
+        }
+
+        // 重定向到下载地址
+        HttpHeaders headers = new HttpHeaders();
+        headers.setLocation(java.net.URI.create(pcVersion.getUrl()));
+        return new ResponseEntity<>(headers, HttpStatus.FOUND);
+    }
+
+}