const { graphql } = require('graphql');

const schema = require('../../../../graph/schema');
const Context = require('../../../../graph/context');

const UserModel = require('../../../../models/user');
const AssetModel = require('../../../../models/asset');
const ActionModel = require('../../../../models/action');

const SettingsService = require('../../../../services/settings');
const CommentsService = require('../../../../services/comments');

const { expect } = require('chai');

describe('graph.mutations.createComment', () => {
  beforeEach(() => SettingsService.init());

  const query = `
    mutation CreateComment($input: CreateCommentInput = {asset_id: 123, body: "Here's my comment!"}) {
      createComment(input: $input) {
        comment {
          id
          status
          tags {
            tag {
              name
            }
          }
        }
        errors {
          translation_key
        }
      }
    }
  `;

  describe('context with different user properties', () => {
    beforeEach(() => AssetModel.create({ id: '123' }));

    [
      { user: null, error: 'NOT_AUTHORIZED' },
      { user: new UserModel({}), error: null },
    ].forEach(({ user, error }) => {
      describe(user != null ? 'with user' : 'without user', () => {
        it(
          error ? 'does not create the comment' : 'creates the comment',
          () => {
            const context = new Context({ user });

            return graphql(schema, query, {}, context).then(
              ({ data, errors }) => {
                if (errors) {
                  console.error(errors);
                }
                expect(errors).to.be.undefined;
                if (error) {
                  expect(data.createComment).to.have.property('comment').null;
                  expect(data.createComment).to.have.property('errors').not
                    .null;
                  expect(data.createComment.errors[0]).to.have.property(
                    'translation_key',
                    error
                  );
                } else {
                  expect(data.createComment).to.have.property('comment').not
                    .null;
                  expect(data.createComment).to.have.property('errors').null;
                }
              }
            );
          }
        );
      });
    });
  });

  describe('users with different statuses', () => {
    beforeEach(() => AssetModel.create({ id: '123' }));

    [
      { user: new UserModel({}), error: null },
      { user: new UserModel({ banned: true }), error: 'NOT_AUTHORIZED' },
      {
        user: new UserModel({
          suspended: new Date(new Date().getTime() - 10 * 86400000),
        }),
        error: null,
      },
      {
        user: new UserModel({
          suspended: new Date(new Date().getTime() + 10 * 86400000),
        }),
        error: 'NOT_AUTHORIZED',
      },
    ].forEach(({ user, error }) => {
      describe(`user.banned=${user.banned} user.suspended=${
        user.suspended
      }`, () => {
        it(
          error ? 'does not create the comment' : 'creates the comment',
          async () => {
            const context = new Context({ user });
            const { data, errors } = await graphql(schema, query, {}, context);
            if (errors) {
              console.error(errors);
            }
            expect(errors).to.be.undefined;
            if (error) {
              expect(data.createComment).to.have.property('comment').null;
              expect(data.createComment).to.have.property('errors').not.null;
              expect(data.createComment.errors[0]).to.have.property(
                'translation_key',
                error
              );
            } else {
              if (
                data.createComment.errors &&
                data.createComment.errors.length > 0
              ) {
                console.error(data.createComment.errors);
              }
              expect(data.createComment).to.have.property('errors').null;
              expect(data.createComment).to.have.property('comment').not.null;
              expect(data.createComment.comment).to.have.property('id').not
                .null;
            }
          }
        );
      });
    });
  });

  describe('assets with different statuses', () => {
    [
      {
        asset: new AssetModel({
          id: '123',
          closedAt: new Date(new Date().getTime() + 10 * 86400000),
        }),
        error: null,
      },
      {
        asset: new AssetModel({
          id: '123',
          closedAt: new Date(new Date().getTime() - 10 * 86400000),
        }),
        error: 'COMMENTING_CLOSED',
      },
    ].forEach(({ asset, error }) => {
      describe(`asset.isClosed=${asset.isClosed}`, () => {
        beforeEach(() => asset.save());

        it(
          error ? 'does not create the comment' : 'creates the comment',
          () => {
            const context = new Context({ user: new UserModel({}) });

            return graphql(schema, query, {}, context).then(
              ({ data, errors }) => {
                expect(errors).to.be.undefined;
                if (error) {
                  expect(data.createComment).to.have.property('comment').null;
                  expect(data.createComment).to.have.property('errors').not
                    .null;
                  expect(data.createComment.errors[0]).to.have.property(
                    'translation_key',
                    error
                  );
                } else {
                  expect(data.createComment).to.have.property('comment').not
                    .null;
                  expect(data.createComment).to.have.property('errors').null;
                }
              }
            );
          }
        );
      });
    });
  });

  describe('comments made with different asset moderation settings', () => {
    [
      { moderation: 'PRE', status: 'PREMOD' },
      { moderation: 'POST', status: 'NONE' },
    ].forEach(({ moderation, status }) => {
      describe(`moderation=${moderation}`, () => {
        beforeEach(() =>
          AssetModel.create({ id: '123', settings: { moderation } })
        );

        it(`creates comment with status=${status}`, () => {
          const context = new Context({ user: new UserModel() });

          return graphql(schema, query, {}, context).then(
            ({ data, errors }) => {
              expect(errors).to.be.undefined;
              expect(data.createComment).to.have.property('comment').not.null;
              expect(data.createComment).to.have.property('errors').null;
              expect(data.createComment.comment).to.have.property(
                'status',
                status
              );
            }
          );
        });
      });
    });
  });

  describe('comments with/without banned words', () => {
    beforeEach(() =>
      Promise.all([
        AssetModel.create({ id: '123' }),
        SettingsService.update({
          wordlist: { banned: ['WORST'], suspect: ['EH'] },
        }),
      ])
    );

    [
      {
        message: 'comment does not contain banned/suspect words',
        body: 'This is such a nice comment!',
        status: 'NONE',
        flagged: false,
      },
      {
        message: 'comment contains banned words',
        body: 'This is the WORST comment!',
        status: 'REJECTED',
        flagged: true,
      },
      {
        message: 'comment contains suspect words',
        body: 'This is the EH comment!',
        status: 'NONE',
        flagged: true,
      },
    ].forEach(({ message, body, status, flagged }) => {
      describe(message, () => {
        it(`should create a comment with status=${status} and it ${
          flagged ? 'should' : 'should not'
        } be flagged`, async () => {
          const context = new Context({ user: new UserModel({}) });

          const { data, errors } = await graphql(schema, query, {}, context, {
            input: {
              asset_id: '123',
              body,
            },
          });

          expect(errors).to.be.undefined;
          expect(data.createComment).to.have.property('comment').not.null;
          expect(data.createComment.comment).to.have.property('status', status);
          expect(data.createComment).to.have.property('errors').null;

          const actions = await ActionModel.find({
            item_id: data.createComment.comment.id,
            action_type: 'FLAG',
          });
          if (flagged) {
            expect(actions).to.have.length(1);
          } else {
            expect(actions).to.have.length(0);
          }
        });
      });
    });
  });

  describe('user with different username statuses', () => {
    beforeEach(() => AssetModel.create({ id: '123' }));

    [
      { status: 'UNSET', error: true },
      { status: 'SET', error: false },
      { status: 'APPROVED', error: false },
      { status: 'REJECTED', error: true },
      { status: 'CHANGED', error: true },
    ].forEach(({ status, error }) => {
      describe(`user.status.username.status=${status}`, () => {
        it(`${error ? 'can not' : 'can'} create a comment`, async () => {
          const context = new Context({
            user: new UserModel({ status: { username: { status } } }),
          });

          const { data, errors } = await graphql(schema, query, {}, context);

          if (errors) {
            console.error(errors);
          }
          expect(errors).to.be.undefined;

          if (error) {
            expect(data.createComment).to.have.property('errors').not.null;
            expect(data.createComment).to.have.property('comment').null;
            expect(data.createComment.errors).to.have.length(1);
            expect(data.createComment.errors[0]).to.have.property(
              'translation_key',
              'NOT_AUTHORIZED'
            );
          } else {
            if (data.createComment.errors) {
              console.error(data.createComment.errors);
            }
            expect(data.createComment).to.have.property('errors').null;
            expect(data.createComment).to.have.property('comment').not.null;
          }
        });
      });
    });
  });

  describe('users with different roles', () => {
    beforeEach(() => AssetModel.create({ id: '123' }));

    [
      { role: 'COMMENTER', tag: null },
      { role: 'ADMIN', tag: 'STAFF' },
      { role: 'MODERATOR', tag: 'STAFF' },
    ].forEach(({ role, tag }) => {
      describe(`user.role=${JSON.stringify(role)}`, () => {
        it(`creates comment ${
          tag ? `with tag=${tag}` : 'without tags'
        }`, async () => {
          const context = new Context({ user: new UserModel({ role }) });

          const { data, errors } = await graphql(schema, query, {}, context);

          if (errors) {
            console.error(errors);
          }
          expect(errors).to.be.undefined;
          expect(data.createComment).to.have.property('comment').not.null;
          expect(data.createComment).to.have.property('errors').null;

          const { tags } = await CommentsService.findById(
            data.createComment.comment.id
          );
          if (tag) {
            expect(tags).to.have.length(1);
            expect(tags[0].tag.name).to.have.equal(tag);
          } else {
            expect(tags).length(0);
          }
        });
      });
    });
  });
});