/* eslint-disable no-fallthrough */

import {
    parseHash,
    parsePermalink,
    parseArgs,
    verifiers,
    identifyTypeFromRegex,
    toURL,
} from './parser';

import { LinkKind } from './types';

const identifierType = (id: string): LinkKind =>
    identifyTypeFromRegex(id, verifiers, LinkKind.ParseFailed);

it('types identifiers correctly', () => {
    expect(identifierType('@user:matrix.org')).toEqual(LinkKind.UserId);
    expect(identifierType('!room:matrix.org')).toEqual(LinkKind.RoomId);
    expect(identifierType('!somewhere:example.org/$event:example.org')).toEqual(
        LinkKind.Permalink
    );
    expect(identifierType('+group:matrix.org')).toEqual(LinkKind.GroupId);
    expect(identifierType('#alias:matrix.org')).toEqual(LinkKind.Alias);
});

it('types garbage as such', () => {
    expect(identifierType('sdfa;fdlkja')).toEqual(LinkKind.ParseFailed);
    expect(identifierType('$event$matrix.org')).toEqual(LinkKind.ParseFailed);
    expect(identifierType('/user:matrix.org')).toEqual(LinkKind.ParseFailed);
});

it('parses args correctly', () => {
    expect(
        parseArgs('via=example.org&via=alt.example.org')
    ).toHaveProperty('vias', ['example.org', 'alt.example.org']);
    expect(parseArgs('sharer=blah')).toHaveProperty('sharer', 'blah');
    expect(parseArgs('client=blah.com')).toHaveProperty('client', 'blah.com');
});

it('parses permalinks', () => {
    expect(parsePermalink('!somewhere:example.org/$event:example.org')).toEqual(
        {
            roomKind: LinkKind.RoomId,
            roomLink: '!somewhere:example.org',
            eventId: '$event:example.org',
        }
    );
});

it('formats links correctly', () => {
    const bigLink =
        '!somewhere:example.org/$event:example.org?via=dfasdf&via=jfjafjaf';
    const origin = 'https://matrix.org';
    const prefix = origin + '/#/';
    const parse = parseHash(bigLink);

    switch (parse.kind) {
        case LinkKind.ParseFailed:
            fail('Parse failed');
        default:
            expect(toURL(origin, parse).toString()).toEqual(prefix + bigLink);
    }
});