src/main/kotlin/net/pterodactylus/sone/web/ajax/UnlikeAjaxPage.kt

   1 package net.pterodactylus.sone.web.ajax
   2
   3 import net.pterodactylus.sone.data.Sone
   4 import net.pterodactylus.sone.utils.emptyToNull
   5 import net.pterodactylus.sone.utils.parameters
   6 import net.pterodactylus.sone.web.WebInterface
   7 import net.pterodactylus.sone.web.page.*
   8 import javax.inject.Inject
   9
  10 /**
  11  * AJAX page that lets the user unlike a [net.pterodactylus.sone.data.Post].
  12  */
  13 @ToadletPath("unlike.ajax")
  14 class UnlikeAjaxPage @Inject constructor(webInterface: WebInterface) : LoggedInJsonPage(webInterface) {
  15
  16         override fun createJsonObject(currentSone: Sone, request: FreenetRequest) = when (request.parameters["type"]) {
  17                 "post" -> request.processEntity("post", currentSone::removeLikedPostId)
  18                 "reply" -> request.processEntity("reply", currentSone::removeLikedReplyId)
  19                 else -> createErrorJsonObject("invalid-type")
  20         }
  21
  22         private fun FreenetRequest.processEntity(entity: String, likeRemover: (String) -> Unit) =
  23                         parameters[entity].emptyToNull
  24                                         ?.also(likeRemover)
  25                                         ?.also { core.touchConfiguration() }
  26                                         ?.let { createSuccessJsonObject() }
  27                                         ?: createErrorJsonObject("invalid-$entity-id")
  28
  29 }