export const stages = [
	{
		value: 'story',
		label: 'The adventure',
		description: 'Catch as you go, earn badges and become Champion.'
	},
	{
		value: 'postgame',
		label: 'Beyond the credits',
		description: 'Explore the postgame and finish what you can in this game.'
	},
	{
		value: 'collection',
		label: 'Complete the collection',
		description: 'Trades, transfers and event Pokémon.'
	}
] as const;
export type Stage = (typeof stages)[number]['value'];
export const obtainedMethods = [
	'caught',
	'starter',
	'gift',
	'evolved',
	'bred',
	'trade',
	'transfer',
	'event'
] as const;
export const isStage = (value: string): value is Stage => stages.some((s) => s.value === value);

export function boundedInteger(value: FormDataEntryValue | null, min: number, max: number) {
	if (typeof value !== 'string' || !/^\d+$/.test(value)) return null;
	const number = Number(value);
	return Number.isSafeInteger(number) && number >= min && number <= max ? number : null;
}
export function validDate(value: string) {
	return (
		/^\d{4}-\d{2}-\d{2}$/.test(value) &&
		Number(value.slice(0, 4)) > 0 &&
		!Number.isNaN(Date.parse(value)) &&
		new Date(value).toISOString().slice(0, 10) === value
	);
}
export function firstCatches<T extends { id: number; pokemonId: number }>(catches: T[]) {
	const first = new Map<number, T>();
	for (const caught of [...catches].sort((a, b) => a.id - b.id))
		if (!first.has(caught.pokemonId)) first.set(caught.pokemonId, caught);
	return first;
}
export function allowedOsuUrl(value: string, kind: 'beatmap' | 'score') {
	if (!value) return true;
	try {
		const url = new URL(value);
		return (
			url.protocol === 'https:' &&
			url.hostname === 'osu.ppy.sh' &&
			!url.username &&
			!url.password &&
			!url.port &&
			(kind === 'beatmap'
				? /^\/(beatmaps|b|beatmapsets)\/\d+\/?$/.test(url.pathname)
				: /^\/scores\/(?:osu\/|taiko\/|fruits\/|mania\/)?\d+\/?$/.test(url.pathname))
		);
	} catch {
		return false;
	}
}