--- /dev/null
+package net.pterodactylus.sone.web.ajax
+
+import net.pterodactylus.sone.data.Profile
+import net.pterodactylus.sone.data.Profile.Field
+import net.pterodactylus.sone.data.Sone
+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 move a profile field up or down.
+ *
+ * @see net.pterodactylus.sone.data.Profile#moveFieldUp(Field)
+ * @see net.pterodactylus.sone.data.Profile#moveFieldDown(Field)
+ */
+class MoveProfileFieldAjaxPage(webInterface: WebInterface) : LoggedInJsonPage("moveProfileField.ajax", webInterface) {
+
+ override fun createJsonObject(currentSone: Sone, request: FreenetRequest) =
+ currentSone.profile.let { profile ->
+ request.parameters["field"]
+ ?.let(profile::getFieldById)
+ ?.let { processField(currentSone, profile, it, request.parameters["direction"]) }
+ ?: createErrorJsonObject("invalid-field-id")
+ }
+
+ private fun processField(currentSone: Sone, profile: Profile, field: Field, direction: String?) =
+ try {
+ when (direction) {
+ "up" -> profile.moveFieldUp(field)
+ "down" -> profile.moveFieldDown(field)
+ else -> null
+ }?.let {
+ currentSone.profile = profile
+ webInterface.core.touchConfiguration()
+ createSuccessJsonObject()
+ } ?: createErrorJsonObject("invalid-direction")
+ } catch (e: IllegalArgumentException) {
+ createErrorJsonObject("not-possible")
+ }
+
+}