import fixture from "./inventory.json";

export interface Seed {
	id: string;
	name: string;
	family: string;
	packets: number;
}

export const inventory: readonly Seed[] = fixture;

export function inspect(id: string): Seed {
	const seed = inventory.find(item => item.id === id);
	if (!seed) throw new Error("Unknown seed ID. Query the catalog for valid IDs. Nothing changed.");
	return seed;
}

export function query(family?: string): readonly Seed[] {
	return family ? inventory.filter(seed => seed.family === family) : inventory;
}

export function summary(seeds: readonly Seed[]): string {
	return seeds.length
		? seeds.map(seed => `${seed.id}: ${seed.name}, ${seed.packets} fictional packets (${seed.family})`).join("\n")
		: "No fictional seeds match that family.";
}