import { Injectable } from '@angular/core';
import { POKEMONS } from './mock-pokemon-list';
import { Pokemon } from './pokemon';

@Injectable()
export class PokemonService {
  getPokemonList(): Pokemon[] {
    return POKEMONS;
  }

  getPokemonById(pokemonId: number): Pokemon | undefined {
    return POKEMONS.find((pokemon) => pokemon.id === pokemonId);
  }

  getPokemonTypeList(): string[] {
    const types: Set<string> = new Set();
    POKEMONS.forEach((pokemon) => {
      pokemon.types.forEach((type) => types.add(type));
    });
    return Array.from(types.values());
  }
}