import "../analytics/analytics_service.dart";
import "analytics_config.dart";

abstract class ToolTelemetryClient {
  Future<void> recordToolCall({
    required String toolName,
    required bool success,
    int? durationMs,
    Map<String, Object?> metadata = const <String, Object?>{},
  });
}

class NullToolTelemetryClient implements ToolTelemetryClient {
  const NullToolTelemetryClient();

  @override
  Future<void> recordToolCall({
    required String toolName,
    required bool success,
    int? durationMs,
    Map<String, Object?> metadata = const <String, Object?>{},
  }) async {}
}

class LocalToolTelemetryClient implements ToolTelemetryClient {
  const LocalToolTelemetryClient();

  @override
  Future<void> recordToolCall({
    required String toolName,
    required bool success,
    int? durationMs,
    Map<String, Object?> metadata = const <String, Object?>{},
  }) async {
    final eventMetadata = <String, Object?>{
      "tool_name": toolName,
      "success": success,
      if (durationMs != null) "duration_ms": durationMs,
      ...metadata,
    };
    logAnalyticsEvent("tool_call", eventMetadata);
  }
}

ToolTelemetryClient createToolTelemetryClient() {
  if (isTelemetryDisabled()) {
    return const NullToolTelemetryClient();
  }
  return const LocalToolTelemetryClient();
}