import assert from 'node:assert/strict';
import fs from 'node:fs/promises';
import path from 'node:path';
import test from 'node:test';

const root = path.resolve(import.meta.dirname, '..');

async function read(relativePath) {
  return fs.readFile(path.join(root, relativePath), 'utf8');
}

test('default server socket uses the local Wegwichtel endpoint', async () => {
  const configSource = await read('src/config.js');
  const envExample = await read('.env.example');
  const serverSource = await read('server.js');
  const apiSource = await read('src/routes/api.js');

  assert.match(configSource, /process\.env\.HOST \|\| '127\.0\.0\.1'/);
  assert.match(configSource, /process\.env\.PORT \|\| '47145'/);
  assert.match(envExample, /^HOST=127\.0\.0\.1$/m);
  assert.match(envExample, /^PORT=47145$/m);
  assert.doesNotMatch(configSource, /instanceName|INSTANCE_NAME/);
  assert.doesNotMatch(envExample, /INSTANCE_NAME/);
  assert.match(serverSource, /Wegwichtel läuft auf http:\/\/\$\{config\.host\}:\$\{config\.port\}/);
  assert.doesNotMatch(apiSource, /instance:/);
});

test('retired internal instance label is absent from the project', async () => {
  const files = [
    '.env.example',
    'README.md',
    'server.js',
    'src/config.js',
    'src/routes/api.js',
    'public/index.html'
  ];
  const content = (await Promise.all(files.map(read))).join('\n');
  const retiredLabel = ['at', 'las'].join('');
  assert.doesNotMatch(content, new RegExp(retiredLabel, 'i'));
});