import {Model} from '../Model.ts'
import {HasOneOrMany} from './HasOneOrMany.ts'
import {Collection} from '../../../../lib/src/collection/Collection.ts'

export class HasMany<T extends Model<T>, T2 extends Model<T2>> extends HasOneOrMany<T, T2> {
    protected _value?: Collection<T2>
    protected _loaded = false

    public async get(): Promise<Collection<T2>> {
        return this.fetch().collect()
    }

    public set_value(related: Collection<T2>) {
        this._loaded = true
        this._value = related.clone()
    }

    public get_value(): Collection<T2> | undefined {
        return this._value
    }

    public is_loaded(): boolean {
        return this._loaded
    }
}