applicant system controller sketches

ApplicantProgramBlocksController.java

class ApplicantProgramBlocksController {

  // GET /applicants/22/programs/12/block/21/edit
  public CompletionStage<Response> edit(long applicantId, long programId, long blockId) {
    return applicantService.getReadOnlyApplicantService(applicantId, programId)
            .then((ReadOnlyApplicantService roApplicantService) -> {
                  ImmutableList<Block> blockList = roApplicantService.getCurrentBlockList();

                  return ok(views.html.blockForm.render(blockList, blockId));
                });
  }

  // PATCH or PUT /applicants/22/programs/12/block/21
  public CompletionStage<Response> update(long applicantId, long programId, long blockId, Form formData) {
    ImmutableList<Update> updates = getUpdates(formData);

    return applicantService
            .update(applicantId, updates, programId)
            .then((ErrorAnd<ReadOnlyApplicantService> errorAnd) -> {
                  ReadOnlyApplicantService roApplicantService = errorAnd.getWrapped();

                  if (errorAnd.isError()) {
                    ImmutableList<Block> blockList = roApplicantService.getCurrentBlockList();

                    return badRequest(views.html.blockForm.render(
                        blockList,
                        blockId,
                        updates,
                        errorAnd.getErrors()));
                  } else {
                    Block nextBlock = roApplicantService.getBlockAfter(blockId);

                    return redirect(controllers.routes.ApplicantProgramBlocksController.edit(programId, nextBlock.id()));
                  }
                });
  }
}

ApplicantProgramsController.java

class ApplicantProgramsController {
  
  public CompletionStage<Response> index(long applicantId) {
    return programService.getAllThePrograms().then(programList -> {
      return ok(controllers.ApplicantProgramsController.index(programList));
    });
  }
  
  // GET /applicants/22/programs/12/edit
  public CompletionStage<Response> edit(long applicantId, long programId) {
    return applicantService.getReadOnlyApplicantService(applicantId, programId)
            .then((ReadOnlyApplicantService roApplicantService) -> {
                    Block firstBlock = roApplicantService.getFirstIncompleteBlock();

                    return redirect(controllers.routes.ApplicantProgramBlocksController.edit(programId, firstBlock));
                });
  }
}