feat(warning): 新增按语言环境查询键盘警告消息接口

src/main/java/com/yolo/keyborad/controller/KeyboardWarningMessageController.java

@@ -0,0 +1,38 @@
+package com.yolo.keyborad.controller;
+
+import com.yolo.keyborad.common.BaseResponse;
+import com.yolo.keyborad.common.ResultUtils;
+import com.yolo.keyborad.model.vo.warning.KeyboardWarningMessageRespVO;
+import com.yolo.keyborad.service.KeyboardWarningMessageService;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.Parameter;
+import io.swagger.v3.oas.annotations.tags.Tag;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+/*
+ * @author: ziin
+ * @date: 2026/2/28
+ */
+@RestController
+@RequestMapping("/keyboardWarningMessage")
+@Tag(name = "注销提示信息")
+public class KeyboardWarningMessageController {
+
+    private final KeyboardWarningMessageService keyboardWarningMessageService;
+
+    public KeyboardWarningMessageController(KeyboardWarningMessageService keyboardWarningMessageService) {
+        this.keyboardWarningMessageService = keyboardWarningMessageService;
+    }
+
+    @GetMapping("/byLocale")
+    @Operation(summary = "按 locale 查询提示信息", description = "根据 locale 查询用户注销提示信息")
+    public BaseResponse<KeyboardWarningMessageRespVO> getByLocale(
+            @Parameter(description = "地区/语言标识，例如：zh-CN、en-US", required = true)
+            @RequestParam("locale") String locale
+    ) {
+        return ResultUtils.success(keyboardWarningMessageService.getByLocale(locale));
+    }
+}

src/main/java/com/yolo/keyborad/model/vo/warning/KeyboardWarningMessageRespVO.java

@@ -0,0 +1,20 @@
+package com.yolo.keyborad.model.vo.warning;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import java.util.Date;
+import lombok.Data;
+
+@Schema(description = "用户注销提示信息返回")
+@Data
+public class KeyboardWarningMessageRespVO {
+
+    @Schema(description = "地区")
+    private String locale;
+
+    @Schema(description = "正文")
+    private String content;
+
+    @Schema(description = "更新时间")
+    private Date updatedAt;
+}
+

src/main/java/com/yolo/keyborad/service/KeyboardWarningMessageService.java

@@ -2,6 +2,7 @@ package com.yolo.keyborad.service;
 
 import com.yolo.keyborad.model.entity.KeyboardWarningMessage;
 import com.baomidou.mybatisplus.extension.service.IService;
+import com.yolo.keyborad.model.vo.warning.KeyboardWarningMessageRespVO;
     /*
 * @author: ziin
 * @date: 2026/2/28 13:39
@@ -9,5 +10,6 @@ import com.baomidou.mybatisplus.extension.service.IService;
     
 public interface KeyboardWarningMessageService extends IService<KeyboardWarningMessage>{
 
+    KeyboardWarningMessageRespVO getByLocale(String locale);
 
 }

src/main/java/com/yolo/keyborad/service/impl/KeyboardWarningMessageServiceImpl.java

@@ -1,12 +1,15 @@
 package com.yolo.keyborad.service.impl;
 
-import org.springframework.stereotype.Service;
-import org.springframework.beans.factory.annotation.Autowired;
-import java.util.List;
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.yolo.keyborad.common.ErrorCode;
+import com.yolo.keyborad.exception.BusinessException;
 import com.yolo.keyborad.mapper.KeyboardWarningMessageMapper;
 import com.yolo.keyborad.model.entity.KeyboardWarningMessage;
+import com.yolo.keyborad.model.vo.warning.KeyboardWarningMessageRespVO;
 import com.yolo.keyborad.service.KeyboardWarningMessageService;
+import org.springframework.stereotype.Service;
+import org.springframework.util.StringUtils;
 /*
 * @author: ziin
 * @date: 2026/2/28 13:39
@@ -15,4 +18,24 @@ import com.yolo.keyborad.service.KeyboardWarningMessageService;
 @Service
 public class KeyboardWarningMessageServiceImpl extends ServiceImpl<KeyboardWarningMessageMapper, KeyboardWarningMessage> implements KeyboardWarningMessageService{
 
+    @Override
+    public KeyboardWarningMessageRespVO getByLocale(String locale) {
+        final String normalizedLocale = locale == null ? null : locale.trim();
+        if (!StringUtils.hasText(normalizedLocale)) {
+            throw new BusinessException(ErrorCode.PARAMS_ERROR);
+        }
+
+        final LambdaQueryWrapper<KeyboardWarningMessage> queryWrapper = new LambdaQueryWrapper<KeyboardWarningMessage>()
+                .eq(KeyboardWarningMessage::getLocale, normalizedLocale);
+        final KeyboardWarningMessage warningMessage = this.getOne(queryWrapper);
+        if (warningMessage == null) {
+            throw new BusinessException(ErrorCode.NOT_FOUND_ERROR);
+        }
+
+        final KeyboardWarningMessageRespVO respVO = new KeyboardWarningMessageRespVO();
+        respVO.setLocale(warningMessage.getLocale());
+        respVO.setContent(warningMessage.getContent());
+        respVO.setUpdatedAt(warningMessage.getUpdatedAt());
+        return respVO;
+    }
 }