import { createHash } from 'node:crypto';
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([]);
});
afterEach(async () => {
    await fixture.cleanup();
});

describe('server detail data', () => {
    it('filters history before the global limit and includes the matching campaign members', async () => {
        const { db } = await import('../../src/lib/server/db/index.js');
        const handle = db();
        handle.exec("INSERT INTO servers (name) VALUES ('target'), ('other')");
        handle.transaction(() => {
            const deployment = handle.prepare(
                "INSERT INTO deployments (id, action, started_at) VALUES (?, 'promote', ?)"
            );
            const member = handle.prepare(
                "INSERT INTO deployment_servers (deployment_id, server, files_changed, restart_state) VALUES (?, ?, 1, 'done')"
            );
            deployment.run('older-target', '2026-01-01');
            member.run('older-target', 'target');
            member.run('older-target', 'other');
            for (let n = 0; n < 501; n++) {
                deployment.run('other-' + n, '2026-09-18');
                member.run('other-' + n, 'other');
            }
        })();
        const { GET } = await import('../../src/routes/api/campaigns/+server.js');
        const all = await (
            await GET({ url: new URL('http://localhost/api/campaigns?limit=500') })
        ).json();
        expect(all.deployments).toHaveLength(500);
        const first = await (
            await GET({ url: new URL('http://localhost/api/campaigns?limit=25') })
        ).json();
        const second = await (
            await GET({ url: new URL('http://localhost/api/campaigns?limit=25&offset=25') })
        ).json();
        expect(first.total).toBe(502);
        expect(first.deployments).toHaveLength(25);
        expect(
            new Set([...first.deployments, ...second.deployments].map((row) => row.id)).size
        ).toBe(50);
        const filtered = await (
            await GET({ url: new URL('http://localhost/api/campaigns?server=target') })
        ).json();
        expect(filtered.deployments.map((row: { id: string }) => row.id)).toEqual(['older-target']);
        expect(filtered.deployments[0].servers).toHaveLength(2);
        expect(
            (
                await (
                    await GET({ url: new URL('http://localhost/api/campaigns?server=unknown') })
                ).json()
            ).deployments
        ).toEqual([]);
    });
    it('identifies plugins, scripts, composed configs and unknown inventory files', async () => {
        const { db } = await import('../../src/lib/server/db/index.js');
        db().exec("INSERT INTO servers (name) VALUES ('target')");
        const { createScript } = await import('../../src/lib/server/fleet/scripts.js');
        const { recordScript } = await import('../../src/lib/server/fleet/inventory.js');
        const { script, version } = createScript({
            name: 'Plugin',
            kind: 'plugin',
            releaseVersion: '1.0.0',
            targetRelPath: 'native.bin',
            content: Buffer.from('plugin')
        });
        recordScript('target', 'native.bin', version.id, version.sha256, 6, 'beta');
        recordScript('target', 'dedicated_zm.cfg', null, 'hash', 10, 'compose');
        recordScript('target', 'main.gsc', null, 'hash', 10, 'beta');
        recordScript('target', 'unknown.dat', null, 'hash', 10, 'manual');
        const { GET } = await import('../../src/routes/api/servers/[name]/scripts/+server.js');
        const body = await (await GET({ params: { name: 'target' } })).json();
        expect(
            Object.fromEntries(
                body.scripts.map((file: { relPath: string; kind: string }) => [
                    file.relPath,
                    file.kind
                ])
            )
        ).toEqual({
            'dedicated_zm.cfg': 'config',
            'main.gsc': 'script',
            'native.bin': 'plugin',
            'unknown.dat': 'file'
        });
        expect(
            body.scripts.find((file: { relPath: string }) => file.relPath === 'native.bin')
        ).toMatchObject({
            artifactId: script.id,
            version: version.version,
            releaseVersion: '1.0.0',
            sha256: version.sha256
        });
    });
    it.each([
        ['native.bin', 'file'],
        ['native.dll', 'plugin']
    ])(
        'omits saved artifact metadata for modified %s and falls back to its extension',
        async (path, kind) => {
            const { db } = await import('../../src/lib/server/db/index.js');
            db().exec("INSERT INTO servers (name) VALUES ('target')");
            const { createScript } = await import('../../src/lib/server/fleet/scripts.js');
            const { recordScript } = await import('../../src/lib/server/fleet/inventory.js');
            const { version } = createScript({
                name: 'Plugin',
                kind: 'plugin',
                releaseVersion: '1.0.0',
                targetRelPath: path,
                content: Buffer.from('plugin')
            });
            const content = Buffer.from('modified plugin');
            const sha256 = createHash('sha256').update(content).digest('hex');
            recordScript('target', path, version.id, sha256, content.length, 'manual');
            const { GET } = await import('../../src/routes/api/servers/[name]/scripts/+server.js');
            const body = await (await GET({ params: { name: 'target' } })).json();
            expect(body.scripts).toEqual([
                expect.objectContaining({
                    relPath: path,
                    kind,
                    artifactId: null,
                    version: null,
                    releaseVersion: null,
                    scriptVersionId: version.id,
                    sha256,
                    size: content.length,
                    source: 'manual'
                })
            ]);
        }
    );
});