--- /dev/null
+package net.pterodactylus.sone.web.ajax
+
+import net.pterodactylus.sone.data.Sone
+import net.pterodactylus.sone.utils.emptyToNull
+import net.pterodactylus.sone.utils.parameters
+import net.pterodactylus.sone.web.WebInterface
+import net.pterodactylus.sone.web.page.FreenetRequest
+
+/**
+ * AJAX page that lets the user unlike a [net.pterodactylus.sone.data.Post].
+ */
+class UnlikeAjaxPage(webInterface: WebInterface) : LoggedInJsonPage("unlike.ajax", webInterface) {
+
+ override fun createJsonObject(currentSone: Sone, request: FreenetRequest) = when (request.parameters["type"]) {
+ "post" -> request.processEntity("post", currentSone::removeLikedPostId)
+ "reply" -> request.processEntity("reply", currentSone::removeLikedReplyId)
+ else -> createErrorJsonObject("invalid-type")
+ }
+
+ private fun FreenetRequest.processEntity(entity: String, likeRemover: (String) -> Unit) =
+ parameters[entity].emptyToNull
+ ?.also(likeRemover)
+ ?.also { webInterface.core.touchConfiguration() }
+ ?.let { createSuccessJsonObject() }
+ ?: createErrorJsonObject("invalid-$entity-id")
+
+}