import { beforeEach, afterEach, expect, it, vi } from 'vitest';
import { render } from 'svelte/server';
import { writable, type Writable } from 'svelte/store';
import { page } from '$app/stores';
import MatchHistory from '../../src/lib/ui/components/MatchHistory.svelte';
import MatchHistoryPage from '../../src/routes/matches/+page.svelte';
import { matchStartedLabel, matchInstanceLabel } from '../../src/lib/ui/match-history.js';
import type { MatchHistoryResponse, ServerMatch } from '../../src/lib/match-history.js';
vi.mock('$app/stores', () => ({ page: writable({ url: new URL('http://localhost/matches') }) }));
vi.mock('$app/navigation', () => ({ goto: vi.fn() }));
const match: ServerMatch = {
    id: 1,
    server: 't6_zombie_town_1',
    game: 't6',
    map: 'Town Survival',
    observedRound: 20,
    finalRound: 20,
    status: 'completed',
    startedAt: '2026-10-06T17:26:00Z',
    endedAt: '2026-10-06T18:04:00Z',
    durationMs: 2280000,
    startPlayers: 2,
    uniquePlayers: 4,
    endPlayers: 2
};
const report = (): MatchHistoryResponse => ({
    matches: [match],
    total: 40,
    page: 1,
    limit: 25,
    maps: [{ key: 't6:town', game: 't6', name: 'Town Survival' }]
});
function scope(search = '') {
    (page as unknown as Writable<{ url: URL }>).set({
        url: new URL(`http://localhost/matches${search}`)
    });
}
beforeEach(() => {
    scope();
    vi.useFakeTimers();
    vi.setSystemTime(new Date('2026-10-06T20:00:00Z'));
});
afterEach(() => vi.useRealTimers());
it.each([
    ['', '0', 'All time'],
    ['0', '0', 'All time'],
    ['7', '7', 'Last 7 days'],
    ['30', '30', 'Last 30 days'],
    ['90', '90', 'Last 90 days']
])(
    'selects the current date range for matchDays=%s on desktop and mobile',
    (days, value, label) => {
        scope(days ? `?matchDays=${days}` : '');
        const body = render(MatchHistory, { props: { initial: report() } }).body;
        for (const suffix of ['', '-mobile']) {
            const select = body.match(
                new RegExp(`<select\\b[^>]*id="match-days${suffix}"[^>]*>([\\s\\S]*?)</select>`)
            )?.[1];
            expect(select).toBeDefined();
            expect(select).toContain(`<option value="${value}" selected="">${label}</option>`);
            expect(select?.match(/\bselected=""/g)).toHaveLength(1);
        }
    }
);
it('renders one page heading, six columns, a combined identity, and compact dates', () => {
    const body = render(MatchHistoryPage, {
        props: { data: { history: report(), user: null, setupRequired: false } }
    }).body;
    expect(body.match(/<h1[ >]/g)).toHaveLength(1);
    expect(body.match(/scope="col"/g)).toHaveLength(6);
    expect(body).toContain('2 h ago');
    expect(body).toContain('Lobby 1 · Black Ops II');
    expect(body).not.toContain('>Server</th>');
    expect(body).not.toContain('Show 25 more');
    expect(body).toContain('matchPage=2');
});
it('preserves filters and page in match links and avoids linking deleted instances', () => {
    scope('?matchGame=t6&matchPage=2&matchSort=round&matchStatus=completed');
    const data = report();
    data.page = 2;
    data.matches = [{ ...match, server_deleted_at: '2026-10-06' }];
    const body = render(MatchHistory, { props: { initial: data } }).body;
    expect(body).toContain('/matches/1?returnTo=%2Fmatches');
    expect(body).toContain('matchPage%3D2');
    expect(body).toContain('matchSort%3Dround');
    expect(body).toContain('Historical instance');
    expect(body).not.toContain('href="/servers/');
    expect(body).not.toContain('>Deleted<');
    expect(body).toContain('26–26 of 40 matches');
    expect(body).toContain('Filters · 2');
});
it('keeps mobile filters and sorting in one labelled sheet with distinct controls and one named match link', () => {
    const body = render(MatchHistory, { props: { initial: report() } }).body;
    expect(body).toContain('Match filters');
    expect(body).toContain('id="match-map-mobile"');
    expect(body).toContain('id="match-sort-mobile"');
    expect(body).toContain('id="match-order-mobile"');
    expect(body).toContain('Show results');
    const rows = body.slice(body.indexOf('<tbody'), body.indexOf('</tbody>'));
    expect(rows.match(/<a\b/g)).toHaveLength(1);
    expect(rows).toContain('Town Survival · Match #1');
    const ids = [...body.matchAll(/\bid="([^"]+)"/g)].map((match) => match[1]);
    expect(new Set(ids).size).toBe(ids.length);
    expect(body).toContain('Updates every 10 seconds');
});
it('links in-progress matches to their live server with the current filters and page', () => {
    scope('?matchGame=t6&matchPage=2&matchStatus=active');
    const data = report();
    data.matches = [
        { ...match, server: 'Weekend lobby #1', status: 'active', endedAt: null, durationMs: null }
    ];
    const body = render(MatchHistory, { props: { initial: data } }).body;
    const rows = body.slice(body.indexOf('<tbody'), body.indexOf('</tbody>'));
    expect(rows.match(/<a\b/g)).toHaveLength(1);
    expect(rows).toContain(
        'href="/servers/Weekend%20lobby%20%231?returnTo=%2Fmatches%3FmatchGame%3Dt6%26matchPage%3D2%26matchStatus%3Dactive"'
    );
    expect(rows).toContain('aria-label="View live Town Survival match on Weekend lobby #1');
    expect(rows).not.toContain('href="/matches/1');

    data.matches[0].server_deleted_at = '2026-10-06T19:59:00Z';
    const deleted = render(MatchHistory, { props: { initial: data } }).body;
    expect(deleted).not.toContain('href="/servers/');
    expect(deleted).toContain('Historical instance');
});
it.each([
    ['2026-10-06T19:59:48Z', '12s'],
    ['2026-10-06T19:36:28Z', '23m 32s'],
    ['2026-10-06T18:20:00Z', '1h 40m'],
    ['2026-10-06 19:36:28', '23m 32s'],
    ['2026-10-06T20:00:05Z', '0s']
])('shows running time from %s on desktop and mobile', (startedAt, duration) => {
    const data = report();
    data.matches = [{ ...match, status: 'active', startedAt, endedAt: null, durationMs: null }];
    const body = render(MatchHistory, { props: { initial: data } }).body.replaceAll(
        /<!--.*?-->/g,
        ''
    );
    expect(body).toContain(`In progress · ${duration}</small>`);
    expect(body).toContain(`<span>${duration}</span>`);
    expect(body).not.toContain('Duration was not recorded.');
});
it('labels unfinished rounds and missing durations without inventing final results or detail links', () => {
    const data = report();
    data.matches = [
        { ...match, status: 'interrupted', finalRound: null, durationMs: null, uniquePlayers: 0 }
    ];
    const body = render(MatchHistory, { props: { initial: data } }).body;
    expect(body).toContain('Interrupted');
    expect(body).toContain('Highest observed');
    expect(body).not.toContain('href="/matches/1');
    expect(body).not.toContain('href="/servers/');
    expect(body).toContain('>—</span>');
    expect(body).toContain('>0</td>');
});
it('offers filter reset for an empty selection and retains the scoped instance view', () => {
    scope('?matchQ=missing');
    const data = report();
    data.matches = [];
    data.total = 0;
    const body = render(MatchHistory, { props: { initial: data } }).body;
    expect(body).toContain('No matches found');
    expect(body).toContain('Clear filters');
    const scoped = render(MatchHistory, {
        props: { initial: report(), server: match.server }
    }).body;
    expect(scoped).not.toContain('id="match-search"');
    expect(scoped).not.toContain('Historical instance');
});
it('keeps custom instance names and calculates yesterday across DST and year boundaries', () => {
    expect(matchInstanceLabel({ ...match, server: 'Weekend lobby' })).toBe(
        'Weekend lobby · Black Ops II'
    );
    expect(
        matchStartedLabel(
            '2026-03-08T06:30:00Z',
            'America/New_York',
            new Date('2026-03-09T04:15:00Z')
        )
    ).toBe('21 h ago');
    expect(
        matchStartedLabel(
            '2025-10-06T17:26:00Z',
            'America/New_York',
            new Date('2026-10-06T20:00:00Z')
        )
    ).toBe('Oct 6, 2025, 1:26 PM EDT');
    expect(
        matchStartedLabel(
            '2026-10-06 17:26:00',
            'America/New_York',
            new Date('2026-10-06T20:00:00Z')
        )
    ).toBe('2 h ago');
});