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:'v1.0.0', 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: 'v1.0.0', 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:'v1.0.0', 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'
        })]);
    });
});