import { afterEach, beforeEach, describe, expect, it, vi } from 'vitest';
import { newFixture, type Fixture } from '../helpers/fixture.js';

let fixture: Fixture;

beforeEach(async () => {
    vi.resetModules();
    fixture = await newFixture(['t5_zombie_theater_1', 't5_zombie_cosmodrome_1']);
    // Provisioning must retain queued work while integrations are unset.
    delete process.env.KOMODO_ADDRESS;
    delete process.env.RCON_PASSWORD;
});

afterEach(async () => {
    await fixture.cleanup();
});

describe('sweep', () => {
    it('queues pending rows in Provisioning even when integrations are unset', async () => {
        const { sweep } = await import('../../src/lib/server/pipeline/sweep.js');
        const { seedServerRegistry } = await import('../../src/lib/server/fleet/servers.js');
        const { db } = await import('../../src/lib/server/db/index.js');
        await seedServerRegistry();

        const depId = 'dep-test-001';
        db().prepare("INSERT INTO deployments (id, action, started_at, triggered_by) VALUES (?, 'test', ?, 'ui')")
            .run(depId, new Date().toISOString());
        db()
            .prepare(
                "INSERT INTO deployment_servers (deployment_id, server, files_changed, restart_state, attempts) VALUES (?, ?, 1, 'pending', 0)"
            )
            .run(depId, 't5_zombie_theater_1');
        db()
            .prepare(
                "INSERT INTO deployment_servers (deployment_id, server, files_changed, restart_state, attempts) VALUES (?, ?, 1, 'pending', 0)"
            )
            .run(depId, 't5_zombie_cosmodrome_1');

        await sweep();
        const { processProvisioning } = await import('../../src/lib/server/provisioning/worker.js');
        await processProvisioning();
        await sweep();

        const rows = db()
            .prepare("SELECT restart_state FROM deployment_servers WHERE deployment_id = ?")
            .all(depId) as Array<{ restart_state: string }>;
        expect(rows.length).toBe(2);
        for (const r of rows) expect(r.restart_state).toBe('pending');
        const operations = db().prepare('SELECT state, stage FROM server_deployments').all();
        expect(operations).toHaveLength(2);
        for (const operation of operations) expect(operation).toEqual({ state: 'waiting', stage: 'Waiting for Komodo and RCON configuration' });
    });

    it('is a no-op when nothing is pending', async () => {
        const { sweep } = await import('../../src/lib/server/pipeline/sweep.js');
        const { seedServerRegistry } = await import('../../src/lib/server/fleet/servers.js');
        await seedServerRegistry();

        const result = await sweep();
        expect(result).toEqual({ checked: 0, restarted: 0, healthy: 0, held: 0, failed: 0 });
    });
});