app/controllers/HousekeepingController.scala

package controllers

import com.gu.googleauth.AuthAction
import data._
import housekeeping.MarkOrphanedBakesForDeletion
import models.BakeId
import play.api.mvc._
import services.Loggable

class HousekeepingController(
    val authAction: AuthAction[AnyContent],
    components: ControllerComponents
)(implicit dynamo: Dynamo)
    extends AbstractController(components)
    with Loggable {

  def showOrphans = authAction {
    val (errors, recipes) = Recipes.recipesWithErrors()
    val recipeIds = recipes.map(recipe => recipe.id).toSet
    val orphanedBakes = MarkOrphanedBakesForDeletion.findOrphanedBakeIds(
      recipeIds,
      Bakes.scanForAll()
    )
    Ok(views.html.housekeeping(orphanedBakes, errors.length))
  }

  def deleteOrphans(): Action[AnyContent] = authAction { implicit request =>
    for {
      formData <- request.body.asFormUrlEncoded.toSeq
      bakes <- formData.get("orphaned-bakes").toSeq
      bakeIdFromString <- bakes.map(BakeId.fromString)
    } yield {
      bakeIdFromString match {
        case Right(bakeId) => Bakes.markToDelete(bakeId)
        case Left(err)     => log.warn(err.toString)
      }
    }

    Redirect(routes.HousekeepingController.showOrphans())
  }
}