import { inputObjectType, mutationField, arg, idArg } from '@nexus/schema';
import { ForbiddenError, UserInputError } from 'apollo-server-micro';

import { authenticateQuery } from '../../../schema/authenticate-query';
import { IngredientGroupType } from '.';
import { Recipe } from '../../../app/recipe';

export const UpdateIngredientGroupInputType = inputObjectType({
  name: 'UpdateIngredientGroupInput',
  definition(t) {
    t.id('recipeId', { required: true });
    t.id('groupId', { required: true });
    t.int('order');
    t.string('heading');
  },
});

/**
 * Update an IngredientGroup on a recipe
 */

export const updateIngredientGroupMF = mutationField('updateIngredientGroup', {
  type: 'IngredientGroup',
  args: {
    input: arg({
      type: UpdateIngredientGroupInputType,
    }),
  },
  resolve: async (root, args, ctx, info) => {
    const { abilities } = authenticateQuery(ctx);
    const { order, groupId, recipeId, ...props } = args.input;
    // find recipe
    const recipe = await Recipe.findById(recipeId).accessibleBy(abilities);

    // validate
    if (recipe == null) {
      throw new ForbiddenError(
        'You do not have access to this recipe, or it does not exist '
      );
    }

    if (!recipe.ingredientList) {
      throw new UserInputError('Invalid ID');
    }

    // udpate

    const ingredientGroup = recipe.ingredientList.updateGroup(groupId, props, {
      order,
    });

    await recipe.save();
    // TODO: catch errors here

    return ingredientGroup;
  },
});