import { beforeEach, expect, it, vi } from 'vitest';
import { render } from 'svelte/server';
import { writable } from 'svelte/store';
import { defaultPlan, requirement, type BetaTestView } from '../../src/lib/beta-plan.js';
import { betaStatus, type BetaDeploymentServer } from '../../src/lib/ui/betas.js';
import BetaTestProgress from '../../src/lib/ui/components/BetaTestProgress.svelte';
import BetaList from '../../src/routes/betas/+page.svelte';
import NewBeta from '../../src/routes/betas/new/+page.svelte';
import type { UserRole } from '../../src/lib/auth.js';

const currentPage = writable({
    url: new URL('http://localhost/betas/75'),
    data: { user: { role: 'admin' as UserRole } }
});
vi.mock('$app/stores', () => ({
    page: {
        subscribe: (run: Parameters<typeof currentPage.subscribe>[0]) => currentPage.subscribe(run)
    }
}));
vi.mock('$app/navigation', () => ({ goto: vi.fn(), beforeNavigate: vi.fn() }));
function asRole(role: UserRole) {
    currentPage.update((value) => ({ ...value, data: { user: { role } } }));
}
beforeEach(() => asRole('admin'));

it('prioritizes lifecycle, failures and pauses over readiness without treating stage text as failure', () => {
    expect(betaStatus({ state: 'promoted', testOutcome: 'paused', servers: [] })).toMatchObject({
        key: 'promoted',
        label: 'Promoted'
    });
    expect(betaStatus({ state: 'rolled-back', testOutcome: 'failed', servers: [] })).toMatchObject({
        key: 'rolled-back'
    });
    expect(
        betaStatus({ state: 'ready-promote', testOutcome: 'failed', servers: [] })
    ).toMatchObject({ key: 'attention', tone: 'danger' });
    expect(
        betaStatus({ state: 'ready-promote', testOutcome: 'paused', servers: [] })
    ).toMatchObject({ key: 'paused' });
    expect(
        betaStatus({ state: 'ready-promote', testOutcome: 'passed', servers: [{ stage: 'ready' }] })
    ).toMatchObject({ key: 'ready' });
    expect(betaStatus({ state: 'running', servers: [{ stage: 'awaiting-empty' }] })).toMatchObject({
        key: 'testing'
    });
    expect(
        betaStatus({
            state: 'running',
            servers: [{ stage: 'ready', server_deleted_at: '2026-10-06' }]
        })
    ).toMatchObject({ key: 'attention' });
});

const deployment = (server: string, stage = 'ready'): BetaDeploymentServer => ({
    server,
    stage,
    error: null,
    deployed_at: '2026-10-06',
    restarted_at: '2026-10-06',
    healthy_at: '2026-10-06',
    match_seen_at: null,
    provisioning_id: null
});
const testRun = (
    server: string,
    passed = true,
    failed = false
): BetaTestView['servers'][number] => ({
    server,
    server_deleted_at: null,
    phase: 1,
    passed,
    observingAt: '2026-10-06',
    progress: [
        {
            id: 'health',
            label: 'Health',
            current: passed ? 1 : 0,
            target: 1,
            passed,
            failed,
            detail: failed ? 'Health check failed' : 'Health observation'
        }
    ]
});

it('combines deployment and tests once per server, expands failures first, and keeps passing details collapsed', () => {
    const test: BetaTestView = {
        plan: defaultPlan(),
        outcome: 'failed',
        reason: null,
        servers: [testRun('passed'), testRun('failed', false, true)],
        evidence: []
    };
    const body = render(BetaTestProgress, {
        props: {
            test,
            betaId: 75,
            closed: false,
            deployments: [
                deployment('passed'),
                deployment('waiting', 'awaiting-empty'),
                deployment('failed')
            ],
            onUpdate: async () => {}
        }
    }).body;
    expect(body).toContain('Deployment</th>');
    expect(body).toContain('Test result</th>');
    expect(body).toContain('Awaiting test run');
    expect(body.indexOf('id="beta-server-75-failed"')).toBeLessThan(
        body.indexOf('id="beta-server-75-passed"')
    );
    expect(body).toMatch(/<tr hidden[^>]*id="beta-server-75-passed"/);
    expect(body).toMatch(/<tr id="beta-server-75-failed"/);
    expect(body.match(/id="beta-server-75-passed"/g)).toHaveLength(1);
    expect(body).toContain('View relevant evidence');
    expect(body).not.toContain('Search evidence');
});

it('keeps manual sign-offs in server details and disables them on closed or deleted tests', () => {
    const test: BetaTestView = {
        plan: { ...defaultPlan(), requirements: [requirement('manual', 'health')] },
        outcome: 'active',
        reason: null,
        servers: [testRun('manual', false)],
        evidence: []
    };
    const props = {
        test,
        betaId: 75,
        closed: false,
        deployments: [deployment('manual')],
        onUpdate: async () => {}
    };
    expect(render(BetaTestProgress, { props }).body).toContain('Tester name and observation');
    expect(render(BetaTestProgress, { props: { ...props, closed: true } }).body).not.toContain(
        'Tester name and observation'
    );
    const deleted = render(BetaTestProgress, {
        props: {
            ...props,
            deletedParticipants: true,
            deployments: [{ ...deployment('manual'), server_deleted_at: '2026-10-06' }]
        }
    }).body;
    expect(deleted).not.toContain('Tester name and observation');
    expect(deleted).not.toContain('href="/servers/manual');
});

it('shows missing historical evidence as not recorded, without claiming zero servers passed', () => {
    const test: BetaTestView = {
        plan: defaultPlan(),
        outcome: 'passed',
        reason: null,
        servers: [],
        evidence: []
    };
    const body = render(BetaTestProgress, {
        props: {
            test,
            betaId: 75,
            closed: true,
            deployments: [deployment('historical')],
            onUpdate: async () => {}
        }
    }).body;
    expect(body).toContain('Not recorded');
    expect(body).not.toContain('Awaiting test run');
    expect(body).not.toContain('0 / 0');
});

it.each(['super_viewer', 'viewer'] as const)(
    'keeps beta evidence available to %s without pause, retry or sign-off controls',
    (role) => {
        asRole(role);
        const test: BetaTestView = {
            plan: { ...defaultPlan(), requirements: [requirement('manual', 'health')] },
            outcome: 'active',
            reason: null,
            servers: [testRun('manual', false)],
            evidence: []
        };
        for (const outcome of ['active', 'paused', 'failed'] as const) {
            const body = render(BetaTestProgress, {
                props: {
                    test: { ...test, outcome },
                    betaId: 75,
                    closed: false,
                    onUpdate: async () => {}
                }
            }).body;
            expect(body).toContain('Test results');
            expect(body).toContain('Test policy');
            expect(body).toContain('View relevant evidence');
            expect(body).not.toContain('Tester name and observation');
            expect(body).not.toContain('Sign off</button>');
            expect(body).not.toContain('Pause testing');
            expect(body).not.toContain('Resume testing');
            expect(body).not.toContain('Start fresh attempt');
        }
    }
);

it('hides new-beta entry points from Super Viewers and explains directly opened creation pages', () => {
    asRole('super_viewer');
    expect(render(BetaList).body).not.toContain('href="/betas/new"');
    const creation = render(NewBeta).body;
    expect(creation).toContain('Beta creation requires operator access');
    expect(creation).toContain('View betas');
    expect(creation).not.toContain('<form');

    asRole('operator');
    expect(render(BetaList).body).toContain('href="/betas/new"');
    expect(render(NewBeta).body).not.toContain('Beta creation requires operator access');
});