import 'dart:async';
import 'dart:convert';
import 'dart:io';

Future<Map<String, dynamic>> dump(String host, String? locale) async {
  final ws = await WebSocket.connect('ws://$host:4444');
  var id = 0;
  final pending = <int, Completer<Map<String, dynamic>>>{};
  ws.listen((raw) {
    final m = jsonDecode(raw as String) as Map<String, dynamic>;
    final rid = m['id'];
    if (rid is int && pending.containsKey(rid)) pending.remove(rid)!.complete(m);
  });
  Future<Map<String, dynamic>> call(String m, [Map<String, dynamic> p = const {}]) {
    final i = ++id;
    final c = Completer<Map<String, dynamic>>();
    pending[i] = c;
    ws.add(jsonEncode({'id': i, 'method': m, 'params': p}));
    return c.future.timeout(const Duration(seconds: 20));
  }
  await call('JSONRPC.Hello', locale == null ? {} : {'locale': locale});
  final tc = await call('Integrations.GetThingClasses', {});
  final vd = await call('Integrations.GetVendors', {});
  final pl = await call('Integrations.GetPlugins', {});
  await ws.close();
  return {'tc': tc['params'], 'vd': vd['params'], 'pl': pl['params']};
}

/// Aplatit TOUTES les chaînes affichables en chemin -> valeur.
void flatten(dynamic node, String path, Map<String, String> out) {
  if (node is Map) {
    for (final e in node.entries) {
      final k = e.key.toString();
      if (k == 'displayName' || k == 'displayNames' || k == 'displayMessage') {
        if (e.value is String) out['$path.$k'] = e.value as String;
      }
      flatten(e.value, '$path.$k', out);
    }
  } else if (node is List) {
    for (var i = 0; i < node.length; i++) {
      flatten(node[i], '$path[$i]', out);
    }
  }
}

Future<void> main(List<String> args) async {
  final host = args.isNotEmpty ? args[0] : '192.168.1.75';
  final locales = ['en_US', 'de_DE', 'fr_FR', 'it_IT', 'es_ES', 'nl_NL'];
  final maps = <String, Map<String, String>>{};

  for (final l in locales) {
    final d = await dump(host, l);
    final f = <String, String>{};
    flatten(d, 'root', f);
    maps[l] = f;
    print('$l : ${f.length} chaînes affichables');
  }

  final ref = maps['en_US']!;
  print('\n--- différences par rapport à en_US ---');
  for (final l in locales.where((e) => e != 'en_US')) {
    final m = maps[l]!;
    final diffs = <String>[];
    for (final k in ref.keys) {
      if (m.containsKey(k) && m[k] != ref[k]) diffs.add('$k : "${ref[k]}" -> "${m[k]}"');
    }
    print('$l : ${diffs.length} chaîne(s) différente(s)');
    for (final d in diffs.take(12)) print('    $d');
  }
}