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

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

export const RemoveIngredientInputType = inputObjectType({
  name: 'RemoveIngredientInput',
  definition(t) {
    t.id('recipeId', { required: true });
    t.id('ingredientId', { required: true });
  },
});

/**
 * Fetch a single Recipe
 */

export const removeIngredientMF = mutationField('removeIngredient', {
  type: 'IngredientItem',
  args: {
    input: arg({
      type: RemoveIngredientInputType,
      description: 'Recipe Details',
    }),
  },
  resolve: async (root, args, ctx, info) => {
    const { abilities } = authenticateQuery(ctx);
    const { recipeId, ingredientId } = args.input;
    // find recipe
    const recipe = await Recipe.findById(recipeId).accessibleBy(abilities);

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

    if (!recipe.ingredientList) {
      recipe.set('ingredientList', {});
    }

    const ingredient = recipe.ingredientList.removeIngredient(ingredientId);
    await recipe.save();

    return ingredient;
  },
});