添加通用返回响应和异常

src/main/java/com/huangge1199/picture/common/R.java

@@ -0,0 +1,34 @@
+package com.huangge1199.picture.common;
+
+import com.huangge1199.picture.exception.ErrorCode;
+
+import java.io.Serializable;
+
+/**
+ * R
+ *
+ * @author huangge1199
+ * @since 2025/6/27 16:24:58
+ */
+public class R<T> implements Serializable {
+
+    private int code;
+
+    private T data;
+
+    private String message;
+
+    public R(int code, T data, String message) {
+        this.code = code;
+        this.data = data;
+        this.message = message;
+    }
+
+    public R(int code, T data) {
+        this(code, data, "");
+    }
+
+    public R(ErrorCode errorCode) {
+        this(errorCode.getCode(), null, errorCode.getMessage());
+    }
+}

src/main/java/com/huangge1199/picture/exception/ErrorCode.java

@@ -0,0 +1,38 @@
+package com.huangge1199.picture.exception;
+
+import lombok.Getter;
+
+/**
+ * ErrorCode
+ *
+ * @author huangge1199
+ * @since 2025/6/27 16:26:54
+ */
+@Getter
+public enum ErrorCode {
+
+    SUCCESS(200, "ok"),
+    PARAMS_ERROR(40000, "请求参数错误"),
+    NOT_LOGIN_ERROR(40100, "未登录"),
+    NO_AUTH_ERROR(40101, "无权限"),
+    NOT_FOUND_ERROR(40400, "请求数据不存在"),
+    FORBIDDEN_ERROR(40300, "禁止访问"),
+    SYSTEM_ERROR(50000, "系统内部异常"),
+    OPERATION_ERROR(50001, "操作失败");
+
+    /**
+     * 状态码
+     */
+    private final int code;
+
+    /**
+     * 信息
+     */
+    private final String message;
+
+    ErrorCode(int code, String message) {
+        this.code = code;
+        this.message = message;
+    }
+
+}