package entities

import (
	"time"

	"github.com/google/uuid"
)

type Department struct {
	ID                 uuid.UUID  `gorm:"type:uuid;primary_key;default:gen_random_uuid()" json:"id"`
	Name               string     `gorm:"not null" json:"name"`
	Code               string     `json:"code,omitempty"`
	Path               string     `gorm:"not null" json:"path"`
	ParentDepartmentID *uuid.UUID `gorm:"type:uuid" json:"parent_department_id,omitempty"`
	CreatedAt          time.Time  `gorm:"autoCreateTime" json:"created_at"`
	UpdatedAt          time.Time  `gorm:"autoUpdateTime" json:"updated_at"`
	
	// Relations
	ParentDepartment *Department  `gorm:"foreignKey:ParentDepartmentID" json:"parent_department,omitempty"`
	ChildDepartments []Department `gorm:"foreignKey:ParentDepartmentID" json:"child_departments,omitempty"`
}

func (Department) TableName() string { return "departments" }