agentic-dev/packages/marketing-pages/src/di/bind-production.ts

import {
  withSpan,
  withCapture,
  INSTRUMENTATION_SYMBOLS,
  type ITracer,
  type ILogger,
} from "@repo/core-shared/instrumentation";
import type { BindProductionContext } from "@repo/core-shared/di";
import {
  assertFeatureConformance,
  wireUseCase,
} from "@repo/core-shared/conformance";
import { marketingPagesContainer } from "./container";
import { MARKETING_PAGES_SYMBOLS } from "./symbols";
import { marketingPagesManifest } from "../feature.manifest";
import { PagesRepository } from "../infrastructure/repositories/pages.repository";
import { SiteSettingsRepository } from "../infrastructure/repositories/site-settings.repository";
import { getSiteSettingsUseCase } from "../application/use-cases/get-site-settings.use-case";
import { getPageBySlugUseCase } from "../application/use-cases/get-page-by-slug.use-case";
import { getSiteSettingsController } from "../interface-adapters/controllers/get-site-settings.controller";
import { getPageBySlugController } from "../interface-adapters/controllers/get-page-by-slug.controller";
import { userSignedUpEvent } from "@repo/auth";
import { onAuthUserSignedUpHandler } from "../events/handlers/on-auth-user-signed-up.handler";
import { sendWelcomeEmailJob } from "../jobs/send-welcome-email.job";
import { RecordingMailerService } from "../infrastructure/services/recording-mailer.service";
import type { IMailerService } from "../application/services/mailer.service.interface";

export function bindProductionMarketingPages(ctx: BindProductionContext): void {
  const { config, tracer, logger, bus, queue, realtime, realtimeRegistry } =
    ctx;

  // Bind shared instrumentation into feature container
  if (marketingPagesContainer.isBound(INSTRUMENTATION_SYMBOLS.TRACER)) {
    marketingPagesContainer.unbind(INSTRUMENTATION_SYMBOLS.TRACER);
  }
  if (marketingPagesContainer.isBound(INSTRUMENTATION_SYMBOLS.LOGGER)) {
    marketingPagesContainer.unbind(INSTRUMENTATION_SYMBOLS.LOGGER);
  }
  marketingPagesContainer
    .bind<ITracer>(INSTRUMENTATION_SYMBOLS.TRACER)
    .toConstantValue(tracer);
  marketingPagesContainer
    .bind<ILogger>(INSTRUMENTATION_SYMBOLS.LOGGER)
    .toConstantValue(logger);

  // Real repositories
  if (
    marketingPagesContainer.isBound(MARKETING_PAGES_SYMBOLS.IPagesRepository)
  ) {
    marketingPagesContainer.unbind(MARKETING_PAGES_SYMBOLS.IPagesRepository);
  }
  const pagesRepo = new PagesRepository(config, tracer, logger);
  marketingPagesContainer
    .bind(MARKETING_PAGES_SYMBOLS.IPagesRepository)
    .toConstantValue(pagesRepo);

  if (
    marketingPagesContainer.isBound(
      MARKETING_PAGES_SYMBOLS.ISiteSettingsRepository,
    )
  ) {
    marketingPagesContainer.unbind(
      MARKETING_PAGES_SYMBOLS.ISiteSettingsRepository,
    );
  }
  const siteSettingsRepo = new SiteSettingsRepository(config, tracer, logger);
  marketingPagesContainer
    .bind(MARKETING_PAGES_SYMBOLS.ISiteSettingsRepository)
    .toConstantValue(siteSettingsRepo);

  // Use cases
  const wrappedGetSiteSettings = wireUseCase({
    container: marketingPagesContainer,
    symbol: MARKETING_PAGES_SYMBOLS.IGetSiteSettingsUseCase,
    factory: getSiteSettingsUseCase,
    deps: [siteSettingsRepo],
    feature: "marketing-pages",
    layer: "use-case",
    name: "getSiteSettings",
    tracer,
    logger,
  });
  const wrappedGetPageBySlug = wireUseCase({
    container: marketingPagesContainer,
    symbol: MARKETING_PAGES_SYMBOLS.IGetPageBySlugUseCase,
    factory: getPageBySlugUseCase,
    deps: [pagesRepo],
    feature: "marketing-pages",
    layer: "use-case",
    name: "getPageBySlug",
    tracer,
    logger,
  });

  // Controllers — wrapped with span at bind time
  for (const sym of [
    MARKETING_PAGES_SYMBOLS.IGetSiteSettingsController,
    MARKETING_PAGES_SYMBOLS.IGetPageBySlugController,
  ]) {
    if (marketingPagesContainer.isBound(sym))
      marketingPagesContainer.unbind(sym);
  }
  marketingPagesContainer
    .bind(MARKETING_PAGES_SYMBOLS.IGetSiteSettingsController)
    .toConstantValue(
      withSpan(
        tracer,
        { name: "marketing-pages.getSiteSettings", op: "controller" },
        withCapture(
          logger,
          {
            feature: "marketing-pages",
            layer: "controller",
            name: "marketing-pages.getSiteSettings",
          },
          getSiteSettingsController(wrappedGetSiteSettings),
        ),
      ),
    );
  marketingPagesContainer
    .bind(MARKETING_PAGES_SYMBOLS.IGetPageBySlugController)
    .toConstantValue(
      withSpan(
        tracer,
        { name: "marketing-pages.getPageBySlug", op: "controller" },
        withCapture(
          logger,
          {
            feature: "marketing-pages",
            layer: "controller",
            name: "marketing-pages.getPageBySlug",
          },
          getPageBySlugController(wrappedGetPageBySlug),
        ),
      ),
    );
  // Bind the production mailer. Until a real SMTP/SES adapter ships, this is
  // a placeholder RecordingMailerService — production wiring is structurally
  // identical to dev-seed but the impl is the seam where a real mailer plugs in.
  if (marketingPagesContainer.isBound(MARKETING_PAGES_SYMBOLS.IMailerService)) {
    marketingPagesContainer.unbind(MARKETING_PAGES_SYMBOLS.IMailerService);
  }
  const mailer = new RecordingMailerService();
  marketingPagesContainer
    .bind<IMailerService>(MARKETING_PAGES_SYMBOLS.IMailerService)
    .toConstantValue(mailer);

  // <gen:event-handlers>
  // onAuthUserSignedUpHandler subscription — generated, edit the handler file (not this block) for behavior.
  // bus is optional: when @repo/core-events is not scaffolded, ctx.bus is undefined and the handler is not bound.
  // queue (IJobQueue) is in core-shared and always provided; the inner if (queue) below is belt-and-suspenders.
  if (queue) {
    const wrappedAuthUserSignedUp = withSpan(
      tracer,
      {
        name: "marketing-pages.onAuthUserSignedUpHandler",
        op: "event-handler",
      },
      withCapture(
        logger,
        {
          feature: "marketing-pages",
          layer: "event-handler",
          name: "marketing-pages.onAuthUserSignedUpHandler",
        },
        onAuthUserSignedUpHandler(queue),
      ),
    );
    if (
      marketingPagesContainer.isBound(
        MARKETING_PAGES_SYMBOLS.IOnAuthUserSignedUpHandler,
      )
    ) {
      marketingPagesContainer.unbind(
        MARKETING_PAGES_SYMBOLS.IOnAuthUserSignedUpHandler,
      );
    }
    marketingPagesContainer
      .bind(MARKETING_PAGES_SYMBOLS.IOnAuthUserSignedUpHandler)
      .toConstantValue(wrappedAuthUserSignedUp);
    bus?.subscribe(
      userSignedUpEvent,
      "marketing-pages",
      wrappedAuthUserSignedUp,
    );
  }
  // <gen:jobs>
  const wrappedSendWelcomeEmail = withSpan(
    tracer,
    { name: "marketing-pages.sendWelcomeEmail", op: "job" },
    withCapture(
      logger,
      {
        feature: "marketing-pages",
        layer: "job",
        name: "marketing-pages.sendWelcomeEmail",
      },
      sendWelcomeEmailJob(mailer),
    ),
  );
  if (
    marketingPagesContainer.isBound(
      MARKETING_PAGES_SYMBOLS.ISendWelcomeEmailJob,
    )
  ) {
    marketingPagesContainer.unbind(
      MARKETING_PAGES_SYMBOLS.ISendWelcomeEmailJob,
    );
  }
  marketingPagesContainer
    .bind(MARKETING_PAGES_SYMBOLS.ISendWelcomeEmailJob)
    .toConstantValue(wrappedSendWelcomeEmail);
  void realtime;
  void realtimeRegistry;
  // <gen:realtime-handlers>

  // Boot-time conformance check.
  assertFeatureConformance(
    marketingPagesContainer,
    marketingPagesManifest,
    {
      getPageBySlug: MARKETING_PAGES_SYMBOLS.IGetPageBySlugUseCase,
      getSiteSettings: MARKETING_PAGES_SYMBOLS.IGetSiteSettingsUseCase,
    },
    ctx,
  );
}