统一返回类封装

import com.fasterxml.jackson.annotation.JsonIgnore;
import lombok.AllArgsConstructor;
import lombok.Data;
import lombok.NoArgsConstructor;

import java.io.Serializable;

/**
 * @author 王令
 * @date 2021-12-30
 * @desc
 */
@Data
@NoArgsConstructor
@AllArgsConstructor
public class Response<T> implements Serializable {

    private static final Integer SUCCESS_CODE = 0;
    private static final Integer ERROR_CODE = -1;
    private static final String SUCCESS_MSG = "response.success";
    private static final String ERROR_MSG = "response.error";

    private Boolean status;
    private Integer code;
    private String msg;
    private T data;

    @JsonIgnore
    public Boolean isSuccess() {
        return status;
    }

    public static <T> Response<T> ok() {
        return new Response<>(true, SUCCESS_CODE, SUCCESS_MSG, null);
    }

    public static <T> Response<T> ok(Integer code) {
        return new Response<>(true, code, SUCCESS_MSG, null);
    }

    public static <T> Response<T> ok(String msg) {
        return new Response<>(true, SUCCESS_CODE, msg, null);
    }

    public static <T> Response<T> ok(Integer code, String msg) {
        return new Response<>(true, code, msg, null);
    }

    public static <T> Response<T> ok(T data) {
        return new Response<>(true, SUCCESS_CODE, SUCCESS_MSG, data);
    }

    public static <T> Response<T> ok(String msg, T data) {
        return new Response<>(true, SUCCESS_CODE, msg, data);
    }

    public static <T> Response<T> fail() {
        return new Response<>(false, ERROR_CODE, ERROR_MSG, null);
    }

    public static <T> Response<T> fail(String msg) {
        return new Response<>(false, ERROR_CODE, msg, null);
    }
    
}