import { ConsoleReporter } from "./console-reporter.ts";
import { ReporterService } from "./reporter-service.ts";

/**
 * A lazily-initialized reporter that auto-registers with ReporterService.
 * Consolidates the repeated lazy-init + configure pattern used across the codebase.
 */
export class LazyReporter {
  private config = { enabled: false, output: "ts-for-gir-report.json" };
  private instance: ConsoleReporter | null = null;

  constructor(private readonly name: string) {}

  configure(enabled: boolean, output = "ts-for-gir-report.json"): void {
    this.config = { enabled, output };
    this.instance = null;

    if (enabled) {
      this.instance = new ConsoleReporter(true, this.name, enabled, output);
      ReporterService.getInstance().registerReporter(this.name, this.instance);
    }
  }

  get(): ConsoleReporter {
    if (!this.instance) {
      const { enabled, output } = this.config;
      this.instance = new ConsoleReporter(true, this.name, enabled, output);

      if (enabled) {
        ReporterService.getInstance().registerReporter(this.name, this.instance);
      }
    }
    return this.instance;
  }
}