import { readFileSync } from 'node:fs';
import { describe, expect, it } from 'vitest';
const catalog = JSON.parse(readFileSync('data/pokemon-catalog.json', 'utf8')) as {
	pokemon: { number: number; name: string; hp: number; type1: string }[];
	games: { sourceId: number; name: string }[];
	entries: [number, number, string][];
};
describe('Pokémon catalog snapshot', () => {
	it('contains the national species catalog and the latest source versions', () => {
		expect(catalog.pokemon).toHaveLength(1025);
		expect(catalog.games.length).toBeGreaterThanOrEqual(53);
		expect(catalog.pokemon.find((p) => p.number === 25)).toMatchObject({
			name: 'Pikachu',
			type1: 'Electric',
			hp: 35
		});
		expect(catalog.games.some((g) => g.name.includes('Z-A'))).toBe(true);
	});
	it('has unique species, games, and valid entry references', () => {
		const pokemon = new Set(catalog.pokemon.map((p) => p.number));
		const games = new Set(catalog.games.map((g) => g.sourceId));
		expect(pokemon.size).toBe(catalog.pokemon.length);
		expect(games.size).toBe(catalog.games.length);
		expect(new Set(catalog.entries.map(([p, g]) => `${p}/${g}`)).size).toBe(catalog.entries.length);
		expect(
			catalog.entries.every(
				([p, g, a]) => pokemon.has(p) && games.has(g) && ['catchable', 'unknown'].includes(a)
			)
		).toBe(true);
	});
	it('does not invent exclusive availability from missing encounters', () => {
		expect(catalog.entries.some(([, , a]) => a === 'catchable')).toBe(true);
		expect(catalog.entries.some(([, , a]) => a === 'unknown')).toBe(true);
	});
});