package com.yunhai.userbase.entity;

import lombok.Data;
import lombok.EqualsAndHashCode;
import lombok.NoArgsConstructor;

import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.Index;
import javax.persistence.Table;
import javax.persistence.UniqueConstraint;
import javax.validation.constraints.NotNull;

/**
 * @author chenx
 * @date 2026/7/27
 * @description 业务角色-模块权限关系表（逻辑外键，无物理 FK）。<br>
 * 存在记录即代表该角色显式拥有该模块。<br>
 */
@NoArgsConstructor
@Data
@Entity
@Table(
    name = "sys_app_role_module_rel",
    indexes = {
        @Index(name = "idx_app_role_module_role", columnList = "role_id"),
        @Index(name = "idx_app_role_module_module", columnList = "module_id")
    },
    uniqueConstraints = {
        @UniqueConstraint(name = "uk_app_role_module", columnNames = {"role_id", "module_id"})
    }
)
@EqualsAndHashCode(onlyExplicitlyIncluded = true, callSuper = false)
public class SysAppRoleModuleRel extends BaseEntity {

    /**
     * 角色ID（逻辑外键 → SysAppRole.id）。<br>
     */
    @NotNull
    @Column(name = "role_id", nullable = false)
    private Integer roleId;

    /**
     * 模块ID（逻辑外键 → AppModule.id）。<br>
     */
    @NotNull
    @Column(name = "module_id", nullable = false)
    private Integer moduleId;
}