import { Coordinates, Village } from './Core/Village';
import { grabVillageList } from './Page/VillageBlock';
import { VillageNotFound } from './Errors';

export interface VillageRepositoryInterface {
    all(): Array<Village>;
    getActive(): Village;
}

export class VillageRepository implements VillageRepositoryInterface {
    all(): Array<Village> {
        return grabVillageList();
    }

    get(villageId: number): Village {
        const village = this.all().find(vlg => vlg.id === villageId);
        if (!village) {
            throw new VillageNotFound('Active village not found');
        }
        return village;
    }

    getByCrd(crd: Coordinates): Village {
        const village = this.all().find(vlg => vlg.crd.eq(crd));
        if (!village) {
            throw new VillageNotFound('Village not found');
        }
        return village;
    }

    getActive(): Village {
        const village = this.all().find(vlg => vlg.active);
        if (!village) {
            throw new VillageNotFound('Active village not found');
        }
        return village;
    }
}