import ava, { TestInterface } from 'ava';
import {
  UserInputError,
  ForbiddenError,
  AuthenticationError,
} from 'apollo-server-micro';

import { Factory } from '../../../database/factory';
import * as testUtils from '../../../test/utils';
import type { DBTestContext } from '../../../test/utils';
import { User } from '../user-model';
import { Recipe } from '../../recipe';
import { createContext } from '../../../test/utils/create-mock-context';
import { gqlCall } from '../../../test/utils/gqlCall';
import { defineUserAbility } from '../../../server/authorization/user-authorization';

//
// Setup
//

const test = ava as TestInterface<DBTestContext>;

test.before(async t => {
  await testUtils.setupDB(t);
});
test.afterEach.always(async t => {
  // await testUtils.cleanupDB(t);
});
test.after.always(async t => {
  // await testUtils.tearDownDB(t);
});

//
// Constants
//

const userQuery = `
query User($id: ID) {
  user(id: $id) {
    id
    recipes {
      id
    }
  } 
}
`;

//
// Tests
//

test.only('db gets set up correctly', async t => {
  console.log('test');
  t.pass();
})

// ** FetchRecipe

test.serial(
  'Should return the logged in user when no ID is provided (and user is logged in)',
  async t => {
    const user = await Factory.create<User>('user');
    const recipe = await Factory.create<Recipe>('recipe', { ownerId: user.id });
    const context = createContext({
      state: { user, abilities: defineUserAbility(user) },
    });
    const response = await gqlCall({
      source: userQuery,
      contextValue: context,
      variableValues: {},
    });

    t.falsy(response.errors);
    // return user data
    t.is(response.data.user.id, user.id);
    // returns user recipes
    t.is(response.data.user.recipes[0].id, recipe.id);
  }
);

test.serial(
  'Should return an error when the user is not logged in',
  async t => {
    const context = createContext({ state: { user: null } });
    const response = await gqlCall({
      source: userQuery,
      contextValue: context,
    });
    t.truthy(response.errors.length > 0);
    t.true(response.errors[0].originalError instanceof AuthenticationError);
  }
);

test.serial(
  'Should return an error when the logged in user is requesting a different user',
  async t => {
    const user = await Factory.create<User>('user');
    const otherUser = await Factory.create<User>('user');
    const context = createContext({
      state: { user, abilities: defineUserAbility(user) },
    });
    const response = await gqlCall({
      source: userQuery,
      contextValue: context,
      variableValues: {
        id: otherUser.id,
      },
    });
    t.truthy(response.errors.length > 0);
    t.true(response.errors[0].originalError instanceof ForbiddenError);
  }
);

test.todo('Should return user with given id when request is from an admin');

test.serial('Should return an error when the id is malformed', async t => {
  const recipe = await Factory.create<Recipe>('recipe');
  const user = await Factory.create<User>('user');
  const context = createContext({
    state: { user, abilities: defineUserAbility(user) },
  });
  const response = await gqlCall({
    source: userQuery,
    contextValue: context,
    variableValues: {
      id: 'malfored',
    },
  });
  t.truthy(response.errors.length > 0);
  t.true(response.errors[0].originalError instanceof UserInputError);
});