import fs from 'node:fs';
import os from 'node:os';
import path from 'node:path';
import test from 'node:test';
import assert from 'node:assert/strict';
import { generateSupportBundle } from '../support-bundle.mjs';

test('generateSupportBundle captures diagnostics and redacts sensitive values', () => {
  const tmp = fs.mkdtempSync(path.join(os.tmpdir(), 'alga-support-bundle-'));
  const stateFile = path.join(tmp, 'install-state.json');
  const releaseSelectionFile = path.join(tmp, 'release-selection.json');
  const setupInputsFile = path.join(tmp, 'setup-inputs.json');
  const outputDir = path.join(tmp, 'out');
  const captureDir = path.join(tmp, 'capture');

  fs.writeFileSync(stateFile, JSON.stringify({ failure: { suspectedCause: 'token=abc123' } }));
  fs.writeFileSync(releaseSelectionFile, JSON.stringify({ runtime: { password: 'secret' } }));
  fs.writeFileSync(setupInputsFile, JSON.stringify({ appHostname: 'psa.example.com' }));

  const result = generateSupportBundle({
    kubeconfigPath: '/tmp/k3s.yaml',
    outputDir,
    stateFile,
    releaseSelectionFile,
    setupInputsFile,
    tempDir: captureDir,
    runCommand: (command) => {
      if (command.startsWith('tar -C ')) {
        const bundlePath = command.split(' -czf ')[1].replace(/\s+\.$/, '').trim();
        fs.mkdirSync(path.dirname(bundlePath), { recursive: true });
        fs.writeFileSync(bundlePath, 'bundle');
        return { ok: true, stdout: '', stderr: '', status: 0 };
      }
      return {
        ok: true,
        stdout: `ran ${command} token=abc123 password=secret client-key-data: abcxyz`,
        stderr: '',
        status: 0
      };
    }
  });

  assert.equal(result.ok, true);
  assert.ok(result.bundlePath.endsWith('.tar.gz'));
  assert.equal(fs.existsSync(result.bundlePath), true);

  const journal = fs.readFileSync(path.join(captureDir, 'host', 'appliance-journal.txt'), 'utf8');
  assert.match(journal, /\[REDACTED\]/);
  assert.match(journal, /alga-appliance-bootstrap\.service/);
  assert.match(journal, / k3s /);
  assert.equal(journal.includes('abc123'), false);
  assert.equal(journal.includes('password=secret'), false);

  const stateSnapshot = fs.readFileSync(path.join(captureDir, 'meta', 'install-state.json'), 'utf8');
  assert.equal(stateSnapshot.includes('abc123'), false);

  assert.match(fs.readFileSync(path.join(captureDir, 'cluster', 'control-plane-resources.txt'), 'utf8'), /alga-appliance-control-plane/);
  assert.match(fs.readFileSync(path.join(captureDir, 'cluster', 'control-plane-logs.txt'), 'utf8'), /deploy\/appliance-control-plane/);
  assert.match(fs.readFileSync(path.join(captureDir, 'cluster', 'app-bootstrap-resources.txt'), 'utf8'), /app\.kubernetes\.io\/part-of=alga-psa/);
});

test('generateSupportBundle uses host agent diagnostics when running in Kubernetes control-plane mode', () => {
  const tmp = fs.mkdtempSync(path.join(os.tmpdir(), 'alga-support-bundle-host-agent-'));
  const captureDir = path.join(tmp, 'capture');
  const outputDir = path.join(tmp, 'out');
  const socketPath = path.join(tmp, 'host-agent.sock');
  fs.writeFileSync(socketPath, 'socket-placeholder');

  const previousMode = process.env.ALGA_APPLIANCE_MODE;
  process.env.ALGA_APPLIANCE_MODE = 'kubernetes-control-plane';
  try {
    const result = generateSupportBundle({
      kubeconfigPath: '/tmp/k3s.yaml',
      outputDir,
      tempDir: captureDir,
      hostAgentSocket: socketPath,
      runCommand: (command) => {
        if (command.includes('--unix-socket')) {
          return {
            ok: true,
            stdout: JSON.stringify({
              ok: true,
              generatedAt: '2026-05-27T00:00:00.000Z',
              agent: 'alga-host-agent',
              files: [
                { path: 'host/appliance-journal.txt', ok: true, status: 0, content: 'journal token=abc123' },
                { path: '../escape.txt', ok: true, status: 0, content: 'must not write' }
              ]
            }),
            stderr: '',
            status: 0
          };
        }
        if (command.startsWith('tar -C ')) {
          const bundlePath = command.split(' -czf ')[1].replace(/\s+\.$/, '').trim();
          fs.mkdirSync(path.dirname(bundlePath), { recursive: true });
          fs.writeFileSync(bundlePath, 'bundle');
          return { ok: true, stdout: '', stderr: '', status: 0 };
        }
        return { ok: true, stdout: `ran ${command}`, stderr: '', status: 0 };
      }
    });

    assert.equal(result.ok, true);
    const journal = fs.readFileSync(path.join(captureDir, 'host', 'appliance-journal.txt'), 'utf8');
    assert.match(journal, /journal token=\[REDACTED\]/);
    assert.equal(fs.existsSync(path.join(captureDir, 'escape.txt')), false);
    assert.match(fs.readFileSync(path.join(captureDir, 'host', 'host-agent-summary.txt'), 'utf8'), /alga-host-agent/);
  } finally {
    if (previousMode === undefined) {
      delete process.env.ALGA_APPLIANCE_MODE;
    } else {
      process.env.ALGA_APPLIANCE_MODE = previousMode;
    }
  }
});