const { execSync } = require('child_process');
const { When, Then } = require('@cucumber/cucumber');
const path = require('path');

const PROJECT_ROOT = path.resolve(__dirname, '..', '..', '..');
const MOCK_SCRIPT = path.join(PROJECT_ROOT, 'tests', 'helpers', 'mock-api.sh');
const GITOPS_SCRIPT = path.join(PROJECT_ROOT, 'scripts', 'gitops-update.sh');

function bash(cmd) {
  try {
    const out = execSync(`bash -c '${cmd}'`, {
      cwd: PROJECT_ROOT,
      encoding: 'utf-8',
      stdio: ['pipe', 'pipe', 'pipe'],
    });
    return { status: 0, stdout: out };
  } catch (e) {
    return { status: e.status, stdout: e.stdout || '', stderr: e.stderr || '' };
  }
}

function getFirstBody() {
  return bash(`source "${MOCK_SCRIPT}" && _get_request_file && mock_get_first_request_body`).stdout.trim();
}

function getFirstPath() {
  return bash(`source "${MOCK_SCRIPT}" && _get_request_file && mock_get_first_request_path`).stdout.trim();
}

function getLastBody() {
  return bash(`source "${MOCK_SCRIPT}" && _get_request_file && mock_get_request_body`).stdout.trim();
}

function getLastPath() {
  return bash(`source "${MOCK_SCRIPT}" && _get_request_file && mock_get_request_path`).stdout.trim();
}

When('a build completes successfully and dispatches a GitOps update', function () {
  const env = [
    'INPUT_FILE=dev/Chart.yaml',
    'YQ_TPL=\'(.version) = "{{VERSION}}"\'',
    'VERSION=0.2.3',
    'SOURCE_REPO=niko/app',
    'SOURCE_COMMIT=abc123def456',
    'GITOPS_REPO=niko/app-gitops',
    'GITEA_API_URL=http://localhost:18080',
    'GITEA_TOKEN=test-token',
  ].join(' ');
  const r = bash(`${env} bash "${GITOPS_SCRIPT}"`);
  if (r.status !== 0) throw new Error(`Expected exit 0, got ${r.status}: ${r.stderr}`);
});

Then('the GitOps repo has a new commit with the updated version', function () {
  const out = bash(`git -C /tmp log --oneline -1 2>/dev/null || echo "no-git-log"`);
});

Then('the code repo shows a gitops status link to the GitOps commit', function () {
  const body = getFirstBody();
  if (!body.includes('"state":"success"')) throw new Error('Expected success status');
  if (!body.includes('"context":"gitops/niko/app"')) throw new Error('Expected gitops context');
  const pathStr = getFirstPath();
  if (!pathStr.includes('/repos/niko/app/statuses/')) throw new Error('Expected source repo status path');
});

Then('the GitOps repo shows a source status link to the code commit', function () {
  const body = getLastBody();
  if (!body.includes('"state":"success"')) throw new Error('Expected success status');
  if (!body.includes('"context":"source/niko/app"')) throw new Error('Expected source context');
  const pathStr = getLastPath();
  if (!pathStr.includes('/repos/niko/app-gitops/statuses/')) throw new Error('Expected gitops repo status path');
});