import { Collection, Entity, Enum, ManyToOne, OneToMany, PrimaryKey, Property } from '@mikro-orm/core';
import { BaseEntity } from '../../../common/entities/base.entity';
import { Product } from './product.entity';
import { AttributeValue } from './attribute-value.entity';
import { FieldType } from 'src/modules/form-builder/interface/print';

@Entity({ tableName: 'attributes' })
export class Attribute extends BaseEntity {
    @ManyToOne(() => Product)
    product!: Product

    @ManyToOne(() => Attribute, { nullable: true })
    parent?: Attribute | null

    @OneToMany(() => Attribute, (c) => c.parent)
    children = new Collection<Attribute>(this)

    @OneToMany(() => AttributeValue, (attrValue) => attrValue.attribute)
    values = new Collection<AttributeValue>(this)

    @PrimaryKey({ type: 'bigint', autoincrement: true })
    id: bigint;

    @Property()
    name: string;

    @Enum(() => FieldType)
    type: FieldType;

    @Property({ type: 'boolean', default: false })
    isRequired: boolean = false;

    @Property({ type: 'int', nullable: true })
    order?: number;

}