import { Module } from '@nestjs/common';
import { MeshModule } from '../mesh/mesh.module.js';
import { MeshService } from '../mesh/mesh.service.js';
import { RssModule } from '../rss/rss.module.js';
import { RssService } from '../rss/rss.service.js';
import { CommandService } from './command.service.js';

@Module({
  imports: [MeshModule, RssModule], // one-way only — the MeshService reverse edge is wired in the factory below, not via DI
  providers: [
    {
      provide: CommandService,
      useFactory: (mesh: MeshService, rss: RssService) => {
        const commands = new CommandService(mesh, rss);
        // break the cycle: MeshService can't inject us (its own factory would deadlock on this edge), so attach ourselves once we exist — mesh is guaranteed created here because it's our injected dependency
        mesh.attachCommands(commands);
        return commands;
      },
      inject: [MeshService, RssService],
    },
  ],
  exports: [CommandService],
})
export class CommandModule {}