# frozen_string_literal: true

require './lib/api_error/base_error'

module Mutations
  class CreatePokemon < Mutations::BaseMutation
    include ReturnsErrors

    field :pokemon, Types::PokemonType, null: true

    argument :pokedex_number, GraphQL::ID_TYPE, required: true
    argument :nickname, GraphQL::STRING_TYPE, required: false

    def resolve(nickname: nil, pokedex_number:)
      pkmn = Pokemon.new(nickname: nickname, pokedex_number: pokedex_number)

      if pkmn.save
        {pokemon: pkmn, errors: []}
      else
        errors = pkmn.errors.full_messages.map do |m|
          ::APIError::BaseError.new(m)
        end

        {pokemon: nil, errors: errors}
      end
    end
  end
end