🚧 Add new handler for local posts
[Sone.git] / src / main / kotlin / net / pterodactylus / sone / web / notification / LocalPostHandler.kt
diff --git a/src/main/kotlin/net/pterodactylus/sone/web/notification/LocalPostHandler.kt b/src/main/kotlin/net/pterodactylus/sone/web/notification/LocalPostHandler.kt
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+/**
+ * Sone - NewLocalPostHandler.kt - Copyright Â© 2019 David â€˜Bombe’ Roden
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package net.pterodactylus.sone.web.notification
+
+import com.google.common.eventbus.*
+import net.pterodactylus.sone.core.event.*
+import net.pterodactylus.sone.data.*
+import net.pterodactylus.sone.notify.*
+import net.pterodactylus.util.notify.*
+
+/**
+ * Handler for local posts.
+ */
+class LocalPostHandler(private val notificationManager: NotificationManager, private val notification: ListNotification<Post>) {
+
+       @Subscribe
+       fun newPostFound(newPostFoundEvent: NewPostFoundEvent) {
+               newPostFoundEvent.post.onLocal { post ->
+                       notification.add(post)
+               }
+               if (!notificationManager.hasFirstStartNotification()) {
+                       notificationManager.addNotification(notification)
+               }
+       }
+
+       @Subscribe
+       fun postRemoved(postRemovedEvent: PostRemovedEvent) {
+               postRemovedEvent.post.onLocal { post ->
+                       notification.remove(post)
+               }
+       }
+
+       @Subscribe
+       fun postMarkedAsKnown(markPostKnownEvent: MarkPostKnownEvent) {
+               markPostKnownEvent.post.onLocal { post ->
+                       notification.remove(post)
+               }
+       }
+
+}
+
+private fun Post.onLocal(action: (Post) -> Unit) =
+               if (sone.isLocal) action(this) else Unit