import { tap, expect } from '@git.zone/tstest/tapbundle';
import {
  AppStoreResolver,
  parseDockerImageReference,
  parseServezoneAppStoreManifest,
} from '../ts_client/index.js';

tap.test('parses docker image references', async () => {
  expect(parseDockerImageReference('nginx:alpine')).toEqual({
    registry: 'registry-1.docker.io',
    repository: 'library/nginx',
    tag: 'alpine',
    digest: undefined,
  });
  expect(parseDockerImageReference('code.foss.global/serve.zone/cloudly:latest')).toEqual({
    registry: 'code.foss.global',
    repository: 'serve.zone/cloudly',
    tag: 'latest',
    digest: undefined,
  });
});

tap.test('validates servezone appstore manifests', async () => {
  const manifest = parseServezoneAppStoreManifest({
    schemaVersion: 1,
    app: {
      id: 'cloudly',
      name: 'Cloudly',
      description: 'Control plane',
      category: 'Dev Tools',
    },
    runtime: {
      image: 'code.foss.global/serve.zone/cloudly:latest',
      port: 80,
    },
  });

  expect(manifest.app.id).toEqual('cloudly');
});

tap.test('resolves repo manifests and digest tracked images', async () => {
  const baseUrl = 'https://appstore.example.test';
  const manifestUrl = 'https://code.example.test/cloudly/servezone.appstore.json';
  const digest = 'sha256:1234567890abcdef';

  const fakeFetch: typeof fetch = async (inputArg, initArg) => {
    const url = inputArg instanceof Request ? inputArg.url : inputArg.toString();
    const method = initArg?.method || 'GET';

    if (url === `${baseUrl}/appstore.resolved.json`) {
      return new Response('not found', { status: 404 });
    }

    if (url === `${baseUrl}/appstore.json`) {
      return Response.json({
        schemaVersion: 1,
        updatedAt: '2026-05-25T00:00:00Z',
        apps: [
          {
            id: 'cloudly',
            name: 'Cloudly',
            description: 'Curated listing metadata.',
            category: 'Dev Tools',
            latestVersion: 'latest',
            source: {
              type: 'repoManifest',
              url: manifestUrl,
              ref: 'main',
            },
          },
        ],
      });
    }

    if (url === manifestUrl) {
      return Response.json({
        schemaVersion: 1,
        app: {
          id: 'cloudly',
          name: 'Cloudly',
          description: 'Manifest-owned metadata.',
          category: 'Dev Tools',
        },
        latestVersion: 'latest',
        source: {
          type: 'dockerImage',
          image: 'registry.example.test/serve.zone/cloudly:latest',
          tracking: 'digest',
        },
        runtime: {
          image: 'registry.example.test/serve.zone/cloudly:latest',
          port: 80,
        },
      });
    }

    if (
      url === 'https://registry.example.test/v2/serve.zone/cloudly/manifests/latest' &&
      method === 'HEAD'
    ) {
      return new Response(null, {
        status: 200,
        headers: { 'docker-content-digest': digest },
      });
    }

    return new Response(`unexpected ${method} ${url}`, { status: 500 });
  };

  const resolver = new AppStoreResolver({
    baseUrl,
    fetch: fakeFetch,
    now: () => new Date('2026-05-25T12:00:00Z'),
  });

  const appStore = await resolver.getAppStoreIndex();
  expect(appStore.apps[0].latestVersion).toEqual(`latest@${digest}`);
  expect(appStore.apps[0].resolvedSource?.manifestHash?.length).toEqual(64);
  expect(appStore.apps[0].upgradeStrategy).toEqual('dockerDigest');

  const appMeta = await resolver.getAppMeta('cloudly');
  expect(appMeta.latestVersion).toEqual(`latest@${digest}`);
  expect(appMeta.versions).toEqual([`latest@${digest}`]);

  const config = await resolver.getAppVersionConfig('cloudly', appMeta.latestVersion);
  expect(config.image).toEqual('registry.example.test/serve.zone/cloudly:latest');
  expect(config.appStoreVersion).toEqual(`latest@${digest}`);
  expect(config.resolvedImageDigest).toEqual(digest);
});

export default tap.start();