import test from 'node:test';
import assert from 'node:assert/strict';
import { mkdtemp, mkdir, rm, writeFile } from 'node:fs/promises';
import os from 'node:os';
import path from 'node:path';
import preflightModule from '../src/main/preflight-service.cjs';

const { PreflightService, summarize, check } = preflightModule;

test('only required failed checks block readiness', () => {
  const summary = summarize([
    check('required-pass', 'Required pass', 'pass', 'ok', { required: true }),
    check('optional-warning', 'Optional warning', 'warning', 'notice'),
    check('optional-fail', 'Optional fail', 'fail', 'not blocking'),
    check('required-fail', 'Required fail', 'fail', 'blocked', { required: true })
  ]);
  assert.equal(summary.ready, false);
  assert.deepEqual(summary.blocking, ['required-fail']);
  assert.equal(summary.counts.warning, 1);
});

test('system preflight can pass before credentials are entered', async (t) => {
  const root = await mkdtemp(path.join(os.tmpdir(), 'forgeflow-preflight-system-'));
  t.after(() => rm(root, { recursive: true, force: true }));
  const service = new PreflightService({
    store: { data: { gitea: { baseUrl: '' } }, getToken: () => '' },
    git: { isAvailable: async () => ({ available: true, version: 'git version test' }) },
    gitea: {}, deployments: {},
    diagnostics: { logDirectory: path.join(root, 'diagnostics'), info: async () => {} },
    userDataPath: path.join(root, 'data'),
    secureStorageAvailable: () => true
  });
  service.gitIdentity = async () => ({ name: 'Jens', email: 'jens@example.test' });
  const result = await service.runSystem({ roots: [root] });
  assert.equal(result.summary.ready, true);
  assert.equal(result.checks.find((item) => item.id === 'gitea.connection').status, 'warning');
  assert.equal(result.checks.find((item) => item.id === 'storage.credentials').status, 'pass');
});

test('deployment preflight verifies exact Git, workflow, Actions and server prerequisites', async (t) => {
  const root = await mkdtemp(path.join(os.tmpdir(), 'forgeflow-preflight-deploy-'));
  t.after(() => rm(root, { recursive: true, force: true }));
  await mkdir(path.join(root, '.gitea', 'workflows'), { recursive: true });
  await writeFile(path.join(root, '.gitea', 'workflows', 'deploy.yml'), 'name: deploy\n');
  await writeFile(path.join(root, '.gitea', 'workflows', 'rollback.yml'), 'name: rollback\n');
  const sha = 'a'.repeat(40);
  const profile = { id: 'production', name: 'Production', environment: 'production', branch: 'main', workflowFile: 'deploy.yml', rollbackWorkflowFile: 'rollback.yml', statusUrl: 'https://app.example.test/status', healthcheckUrl: 'https://app.example.test/health' };
  const service = new PreflightService({
    store: { getDeploymentProfile: () => profile },
    git: {
      status: async () => ({ root, head: sha, clean: true, counts: { changed: 0 }, branch: { head: 'main', upstream: 'origin/main', ahead: 0, behind: 0 } }),
      verifyCommitOnRemoteBranch: async () => true
    },
    gitea: { repositoryFileExists: async () => true, listWorkflowRuns: async () => ({ runs: [] }) },
    deployments: {
      readStatusEndpoint: async () => ({ configured: true, reachable: true, ok: true, liveSha: sha, status: 200 }),
      checkHealth: async () => ({ configured: true, healthy: true, status: 200, latencyMs: 12 })
    },
    diagnostics: { info: async () => {} }, userDataPath: root
  });
  const result = await service.runDeployment({ repository: { fullName: 'jens/app', localPath: root }, profileId: profile.id });
  assert.equal(result.summary.ready, true);
  assert.equal(result.checks.filter((item) => item.status === 'fail').length, 0);
  assert.equal(result.head, sha);
});