maestro/src/modules/connection/client.config.ts

import { credentials } from '@grpc/grpc-js';
import {
  ClientsProviderAsyncOptions,
  GrpcOptions,
  Transport,
} from '@nestjs/microservices';
import { ConnectionManager } from '@dadosfera/protospack-v2';

const isLocalConnection = !!process.env.INFACTORY_URL?.includes('0.0.0.0');

export class ConnectionClientConfiguration {
  public name = 'ConnectionClientConfiguration';
  private config: GrpcOptions = {
    transport: Transport.GRPC,
    options: {
      url: process.env.INFACTORY_URL,
      package: [
        ConnectionManager.ProtoPackages.WritePackage,
        ConnectionManager.ProtoPackages.ReadPackage,
      ],
      credentials: isLocalConnection ? undefined : credentials.createSsl(),
      protoPath: [
        ConnectionManager.ProtoPaths.WriteFilePath,
        ConnectionManager.ProtoPaths.ReadFilePath,
      ],
      loader: {
        keepCase: true,
        enums: String,
        objects: true,
        arrays: true,
      },
    },
  };

  providerOptions: ClientsProviderAsyncOptions = {
    name: this.name,
    ...this.config,
  };
}