Add optionSet for reblog again (mastodon#365)

MastodonSDK/Sources/MastodonUI/ViewModel/RelationshipViewModel.swift

@@ -12,6 +12,7 @@ import MastodonLocalization
 import CoreDataStack
 
 public enum RelationshipAction: Int, CaseIterable {
+    case showReblogs
     case isMyself
     case followingBy
     case blockingBy
@@ -27,8 +28,7 @@ public enum RelationshipAction: Int, CaseIterable {
     case edit
     case editing
     case updating
-    case showReblogs
-
+
     public var option: RelationshipActionOptionSet {
         return RelationshipActionOptionSet(rawValue: 1 << rawValue)
     }
@@ -58,6 +58,7 @@ public struct RelationshipActionOptionSet: OptionSet {
     public static let edit = RelationshipAction.edit.option
     public static let editing = RelationshipAction.editing.option
     public static let updating = RelationshipAction.updating.option
+    public static let showReblogs = RelationshipAction.showReblogs.option
     public static let editOptions: RelationshipActionOptionSet = [.edit, .editing, .updating]
 
     public func highPriorityAction(except: RelationshipActionOptionSet) -> RelationshipAction? {
@@ -185,7 +186,7 @@ extension RelationshipViewModel {
         self.isBlockingBy = optionSet.contains(.blockingBy)
         self.isBlocking = optionSet.contains(.blocking)
         self.isSuspended = optionSet.contains(.suspended)
-        self.showReblogs = me.showingReblogsBy.contains(user)
+        self.showReblogs = optionSet.contains(.showReblogs)
 
         self.optionSet = optionSet
     }
@@ -217,6 +218,7 @@ extension RelationshipViewModel {
         let isMuting = user.mutingBy.contains(me)
         let isBlockingBy = me.blockingBy.contains(user)
         let isBlocking = user.blockingBy.contains(me)
+        let isShowingReblogs = me.showingReblogsBy.contains(user)
 
         var optionSet: RelationshipActionOptionSet = [.follow]
 
@@ -256,6 +258,10 @@ extension RelationshipViewModel {
             optionSet.insert(.suspended)
         }
 
+        if isShowingReblogs {
+            optionSet.insert(.showReblogs)
+        }
+
         return optionSet
     }
 }