# frozen_string_literal: true

class Mutations::CreatePokemon < Mutations::BaseMutation
  graphql_name 'CreatePokemon'
  argument :pokedex_number, GraphQL::ID_TYPE, required: true
  argument :nickname, GraphQL::STRING_TYPE, required: false

  field :pokemon, Types::PokemonType, null: true
  field :errors, [GraphQL::STRING_TYPE], null: false

  def resolve(nickname: nil, pokedex_number:)
    pkmn = Pokemon.new(nickname: nickname, pokedex_number: pokedex_number)
    if pkmn.save
      {
        pokemon: pkmn,
        errors: [],
      }
    else
      {
        pokemon: nil,
        errors: pkmn.errors.full_messages,
      }
    end
  end
end