import test from 'ava';
import { AuthenticationError } from 'apollo-server-micro';

import { Factory } from '../../../database/factory';
import { createContext } from '../../../test/utils/create-mock-context';
import * as testUtils from '../../../test/utils';
import { defineUserAbility } from '../../../server/authorization/user-authorization';
import { RecipeCollection } from '../collection-model';
import { User } from '../../../app/user';
import { Recipe } from '../../../app/recipe';
import { fetchRecipeCollection } from '../schema/fetch-collection';

test.before(testUtils.setupDB);
test.afterEach.always(testUtils.cleanupDB);
test.after.always(testUtils.tearDownDB);

//
// Tests
//

test.serial('Should return a RecipeCollection', async t => {
  const user = await Factory.create<User>('user');
  const context = createContext({
    state: { user, abilities: defineUserAbility(user) },
  });
  const collection = await Factory.create<RecipeCollection>(
    'collection',
    {},
    { user, recipeCount: 1 }
  );

  const dbCollection = await fetchRecipeCollection(
    null,
    { id: collection.id },
    context,
    null
  );

  // Returned correct collection
  t.truthy(dbCollection instanceof RecipeCollection);
  t.is(dbCollection.id, collection.id);
  t.true(dbCollection.nodes[0].recipe instanceof Recipe);
});

test.serial(
  'Should return null when the user does not own the collection',
  async t => {
    const user = await Factory.create<User>('user');
    const collection = await Factory.create<RecipeCollection>('collection');
    const context = createContext({
      state: { user, abilities: defineUserAbility(user) },
    });

    const fetchedCollection = await fetchRecipeCollection(
      null,
      {
        id: collection.id,
      },
      context,
      null
    );
    t.is(fetchedCollection, null);
  }
);

test.serial(
  'Should return an error when the user is not logged in',
  async t => {
    const context = createContext({
      state: { user: null, abilities: defineUserAbility(null) },
    });
    const collection = await Factory.create<RecipeCollection>('collection');

    await t.throwsAsync(async () => {
      return fetchRecipeCollection(
        null,
        {
          id: collection.id,
        },
        context,
        null
      );
    }, AuthenticationError);
  }
);