package com.ruoyi.lsfx.domain;

import com.ruoyi.common.core.domain.model.LoginUser;
import org.springframework.util.StringUtils;

/**
 * 业务外部接口调用发起人快照。
 */
public record CallerContext(Long userId, String username) {

    public CallerContext {
        if (!StringUtils.hasText(username)) {
            throw new IllegalArgumentException("接口调用账号不能为空");
        }
    }

    public static CallerContext from(LoginUser loginUser) {
        if (loginUser == null) {
            throw new IllegalArgumentException("登录用户不能为空");
        }
        return new CallerContext(loginUser.getUserId(), loginUser.getUsername());
    }

    public static CallerContext of(Long userId, String username) {
        return new CallerContext(userId, username);
    }

    public static CallerContext system() {
        return new CallerContext(null, "system");
    }
}