override def beforeField()

in src/main/scala/middleware/FieldPermissions.scala [24:39]

• 15 lines of code
• 5 McCabe index (conditional complexity)

  override def beforeField(queryVal: Unit, mctx: MiddlewareQueryContext[GQLQueryContext, _, _], ctx: Context[GQLQueryContext, _]): BeforeFieldResult[GQLQueryContext, FieldVal] = {
    import com.gu.contentapi.porter.graphql.permissions
    val maybeRestriction = ctx.field.tags.collectFirst { case permissions.Restricted(tier) => tier }

    maybeRestriction match {
      case Some(restriction)=>
        if(ctx.ctx.userTier < restriction) {
          logger.info(s"denying access to ${ctx.field.name} because it is restricted to $restriction and user is ${ctx.ctx.userTier}")
          throw Errors.PermissionDenied("This field is not permitted for your user tier")
        } else {
          continue
        }
      case None=>
        continue
    }
  }