import {
    RelationType,
    UNSTABLE_FILTER_RELATED_BY_REL_TYPES,
    UNSTABLE_FILTER_RELATED_BY_SENDERS,
} from "../../src";
import { FilterComponent } from "../../src/filter-component";
import { mkEvent } from '../test-utils';

describe("Filter Component", function() {
    describe("types", function() {
        it("should filter out events with other types", function() {
            const filter = new FilterComponent({ types: ['m.room.message'] });
            const event = mkEvent({
                type: 'm.room.member',
                content: { },
                room: 'roomId',
                event: true,
            });

            const checkResult = filter.check(event);

            expect(checkResult).toBe(false);
        });

        it("should validate events with the same type", function() {
            const filter = new FilterComponent({ types: ['m.room.message'] });
            const event = mkEvent({
                type: 'm.room.message',
                content: { },
                room: 'roomId',
                event: true,
            });

            const checkResult = filter.check(event);

            expect(checkResult).toBe(true);
        });

        it("should filter out events by relation participation", function() {
            const currentUserId = '@me:server.org';
            const filter = new FilterComponent({
                [UNSTABLE_FILTER_RELATED_BY_SENDERS.name]: [currentUserId],
            }, currentUserId);

            const threadRootNotParticipated = mkEvent({
                type: 'm.room.message',
                content: {},
                room: 'roomId',
                user: '@someone-else:server.org',
                event: true,
                unsigned: {
                    "m.relations": {
                        [RelationType.Thread]: {
                            count: 2,
                            current_user_participated: false,
                        },
                    },
                },
            });

            expect(filter.check(threadRootNotParticipated)).toBe(false);
        });

        it("should keep events by relation participation", function() {
            const currentUserId = '@me:server.org';
            const filter = new FilterComponent({
                [UNSTABLE_FILTER_RELATED_BY_SENDERS.name]: [currentUserId],
            }, currentUserId);

            const threadRootParticipated = mkEvent({
                type: 'm.room.message',
                content: {},
                unsigned: {
                    "m.relations": {
                        [RelationType.Thread]: {
                            count: 2,
                            current_user_participated: true,
                        },
                    },
                },
                user: '@someone-else:server.org',
                room: 'roomId',
                event: true,
            });

            expect(filter.check(threadRootParticipated)).toBe(true);
        });

        it("should filter out events by relation type", function() {
            const filter = new FilterComponent({
                [UNSTABLE_FILTER_RELATED_BY_REL_TYPES.name]: [RelationType.Thread],
            });

            const referenceRelationEvent = mkEvent({
                type: 'm.room.message',
                content: {},
                room: 'roomId',
                event: true,
                unsigned: {
                    "m.relations": {
                        [RelationType.Reference]: {},
                    },
                },
            });

            expect(filter.check(referenceRelationEvent)).toBe(false);
        });

        it("should keep events by relation type", function() {
            const filter = new FilterComponent({
                [UNSTABLE_FILTER_RELATED_BY_REL_TYPES.name]: [RelationType.Thread],
            });

            const threadRootEvent = mkEvent({
                type: 'm.room.message',
                content: {},
                unsigned: {
                    "m.relations": {
                        [RelationType.Thread]: {
                            count: 2,
                            current_user_participated: true,
                        },
                    },
                },
                room: 'roomId',
                event: true,
            });

            expect(filter.check(threadRootEvent)).toBe(true);
        });
    });
});