♻️ Turn new elements properties into methods
[Sone.git] / src / main / kotlin / net / pterodactylus / sone / web / notification / LocalPostHandler.kt
1 /**
2  * Sone - LocalPostHandler.kt - Copyright © 2019–2020 David ‘Bombe’ Roden
3  *
4  * This program is free software: you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License as published by
6  * the Free Software Foundation, either version 3 of the License, or
7  * (at your option) any later version.
8  *
9  * This program is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12  * GNU General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License
15  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
16  */
17
18 package net.pterodactylus.sone.web.notification
19
20 import com.google.common.eventbus.Subscribe
21 import net.pterodactylus.sone.core.event.MarkPostKnownEvent
22 import net.pterodactylus.sone.core.event.NewPostFoundEvent
23 import net.pterodactylus.sone.core.event.PostRemovedEvent
24 import net.pterodactylus.sone.data.Post
25 import net.pterodactylus.sone.notify.ListNotification
26 import net.pterodactylus.sone.notify.hasFirstStartNotification
27 import net.pterodactylus.util.notify.NotificationManager
28 import javax.inject.Inject
29 import javax.inject.Named
30
31 /**
32  * Handler for local posts.
33  */
34 class LocalPostHandler @Inject constructor(private val notificationManager: NotificationManager, @Named("localPost") private val notification: ListNotification<Post>) {
35
36         @Subscribe
37         fun newPostFound(newPostFoundEvent: NewPostFoundEvent) {
38                 newPostFoundEvent.post.onLocal { post ->
39                         notification.add(post)
40                         if (!notificationManager.hasFirstStartNotification()) {
41                                 notificationManager.addNotification(notification)
42                         }
43                 }
44         }
45
46         @Subscribe
47         fun postRemoved(postRemovedEvent: PostRemovedEvent) {
48                 postRemovedEvent.post.onLocal { post ->
49                         notification.remove(post)
50                 }
51         }
52
53         @Subscribe
54         fun postMarkedAsKnown(markPostKnownEvent: MarkPostKnownEvent) {
55                 markPostKnownEvent.post.onLocal { post ->
56                         notification.remove(post)
57                 }
58         }
59
60 }
61
62 private fun Post.onLocal(action: (Post) -> Unit) =
63                 if ((sone == null) || sone!!.isLocal) action(this) else Unit