Add support for muting conversations (#1732)

* Add support for muting conversations
Implements #1731

* Fix CI

* Apply code review feedback

app/src/main/java/com/keylesspalace/tusky/network/MastodonApi.kt

@@ -200,6 +200,16 @@ interface MastodonApi {
             @Path("id") statusId: String
     ): Single<Status>
 
+    @POST("api/v1/statuses/{id}/mute")
+    fun muteConversation(
+            @Path("id") statusId: String
+    ): Single<Status>
+
+    @POST("api/v1/statuses/{id}/unmute")
+    fun unmuteConversation(
+            @Path("id") statusId: String
+    ): Single<Status>
+
     @GET("api/v1/scheduled_statuses")
     fun scheduledStatuses(
             @Query("limit") limit: Int? = null,

app/src/main/java/com/keylesspalace/tusky/network/TimelineCases.kt

@@ -41,7 +41,7 @@ interface TimelineCases {
     fun delete(id: String): Single<DeletedStatus>
     fun pin(status: Status, pin: Boolean)
     fun voteInPoll(status: Status, choices: List<Int>): Single<Poll>
-
+    fun muteConversation(status: Status, mute: Boolean): Single<Status>
 }
 
 class TimelineCasesImpl(
@@ -94,6 +94,19 @@ class TimelineCasesImpl(
         }
     }
 
+    override fun muteConversation(status: Status, mute: Boolean): Single<Status> {
+        val id = status.actionableId
+
+        val call = if (mute) {
+            mastodonApi.muteConversation(id)
+        } else {
+            mastodonApi.unmuteConversation(id)
+        }
+        return call.doAfterSuccess {
+            eventHub.dispatch(MuteConversationEvent(status.id, mute))
+        }
+    }
+
     override fun mute(id: String) {
         val call = mastodonApi.muteAccount(id)
         call.enqueue(object : Callback<Relationship> {