import { expect, it, vi } from 'vitest';
import { render } from 'svelte/server';
import { writable } from 'svelte/store';
import { get } from 'svelte/store';
import type { ComponentProps } from 'svelte';
import type { GameTelemetry } from '../../src/lib/telemetry.js';
import type { FleetOperation } from '../../src/lib/fleet-overview.js';
import ServerPage from '../../src/routes/servers/[name]/+page.svelte';
import PlayerScoreboard from '../../src/lib/ui/components/PlayerScoreboard.svelte';
import ConfigInspector from '../../src/lib/ui/components/ConfigInspector.svelte';
import { uiNow } from '../../src/lib/ui/stores/servers.js';
import { instanceActivity } from '../../src/lib/ui/server-activity.js';
import { gameEvent } from '../helpers/telemetry.js';
import { page } from '$app/stores';

vi.mock('$app/state', () => ({ page: { url: new URL('http://localhost/servers/t5_zombie_theater_1') } }));
vi.mock('$app/stores', () => ({ page: writable({ params: { name: 't5_zombie_theater_1' }, url: new URL('http://localhost/servers/t5_zombie_theater_1') }) }));
vi.mock('$app/navigation', () => ({ beforeNavigate: vi.fn(), afterNavigate: vi.fn(), goto: vi.fn() }));

const report = (current = true): GameTelemetry => {
    const receivedAt = new Date(get(uiNow) - (current ? 10_000 : 300_000)).toISOString();
    const joined = new Date(Date.parse(receivedAt) - 60_000).toISOString();
    return { ...gameEvent('heartbeat', 4, 1), receivedAt, timing: { matchId: 1, players: {
        '12345678901234560': { serverJoinedAt: joined, matchJoinedAt: joined, roundStarted: 1 }
    } } };
};

it('keeps scoreboard columns focused and collapses player identifiers and timings', () => {
    const body = render(PlayerScoreboard, { props: { report: report(), matchElapsed: '4m 19s' } }).body;
    expect(body).toContain('Live scoreboard');
    expect(body).toContain('Round 4');
    expect(body).toContain('Match 4m 19s');
    expect(body).toContain('aria-expanded="false"');
    expect(body).toMatch(/<tr[^>]*hidden/);
    expect(body).toContain('Time on instance: 1m 10s');
    expect(body).toContain('aria-label="Copy GUID for Player 1"');
    expect(body).not.toContain('>Time on server</th>');
    expect(body).not.toContain('>Round started</th>');
    expect(body).toContain('aria-sort="descending"');
    expect(body).toContain('About these stats');
});

it('freezes historical timing and keeps unreported scores distinct from zero', () => {
    const body = render(PlayerScoreboard, { props: { report: report(false) } }).body;
    expect(body).toContain('Last reported scoreboard');
    expect(body).toContain('in last report');
    expect(body).toContain('Time on instance: 1m 00s');
    expect(body).not.toContain('Time on instance: 6m');
    const start = { ...gameEvent('game_start', 0, 1), receivedAt: report().receivedAt };
    expect(render(PlayerScoreboard, { props: { report: start } }).body).toContain('aria-label="Not yet reported"');
});

it('omits the fixed instance selector while keeping promoted/live distinction', () => {
    const body = render(ConfigInspector, { props: { fixedServer: 't5_zombie_theater_1' } }).body;
    expect(body).not.toContain('<select');
    expect(body).toContain('Promoted configuration');
    expect(body).toContain('Live files and active betas may differ');
});

const op = (changes: Partial<FleetOperation> = {}): FleetOperation => ({ key: 'deployment:1', group: 'deployment:1', server: 'one', kind: 'deployment', label: 'Complete', activityLabel: 'Restart instance', resultState: 'cancelled', detail: 'Checking game status', href: '/provisioning/1', state: 'done', startedAt: '2026-10-06T12:00:00Z', ...changes });
it('merges duplicate campaign records, retains provisioning and preserves the real outcome', () => {
    const rows = instanceActivity('one', [op(), op({ key: 'campaign:x:one', kind: 'campaign', href: '/campaigns/x' }), op({ key: 'other', server: 'two' })], [{
        id: 'x', action: 'promote', started_at: '2026-10-06T13:00:00Z', servers: [{ server: 'one', restart_state: 'failed', error: 'Restart failed', files_changed: 1 }]
    }]);
    expect(rows).toHaveLength(2);
    expect(rows[0]).toMatchObject({ label: 'Promote files · 1 file', state: 'failed', detail: 'Restart failed' });
    expect(rows[1]).toMatchObject({ label: 'Restart instance', state: 'cancelled', href: '/provisioning/1' });
});

function pageBody(tab: string) {
    (page as unknown as ReturnType<typeof writable>).set({ params: { name: 't5_zombie_theater_1' }, url: new URL(`http://localhost/servers/t5_zombie_theater_1?tab=${tab}&returnTo=%2F%3Ffilter%3Doccupied`) });
    const telemetry = report();
    const server = { name: 't5_zombie_theater_1', game: 't5', map: 'zombie_theater', last_map: 'zombie_theater', health: 'online', last_players: 1,
        last_seen_at: telemetry.receivedAt, last_error: null, held: [], telemetry, status_source: 'telemetry', host_id: 'host-1', native_instance_id: 'instance-1',
        host: { name: 'ec-1', connected: true, lastHeartbeat: telemetry.receivedAt },
        rcon_status: { last_seen_at: null, last_error: 'timeout: no reply' }, game_started_at: null, game_ended_at: null, active_since: null, inactive_since: null };
    const data = { serverSnapshot: { servers: [server], operations: [], serverNow: get(uiNow), integrations: {}, reservedNames: [] } } as unknown as ComponentProps<typeof ServerPage>['data'];
    return render(ServerPage, { props: { data } }).body;
}
it('keeps match content out of the shared header and preserves the fleet return filter', () => {
    const body = pageBody('configuration');
    expect(body).toContain('Instance actions');
    expect(body).toContain('href="/?filter=occupied"');
    expect(body).toContain('ec-1');
    expect(body).not.toContain('Active for');
    expect(body).not.toContain('Round 4');
    expect(body).not.toContain('aria-label="Configuration sections"');
});
it('reports RCON failures independently of fresh telemetry and defers the request inspector', () => {
    const body = pageBody('diagnostics');
    expect(body).toContain('Game connection · RCON');
    expect(body).toContain('Issue');
    expect(body).toContain('Reporting');
    expect(body).toContain('Player count source: game telemetry');
    expect(body).toContain('Connection details');
    expect(body).not.toContain('Telemetry API requests');
    expect(body).not.toContain('>Healthy<');
});