Merge commit '7621e2f8dec938cf48181c8b10afc9b01f444e68' into beta

submodules/Postbox/Sources/MessageHistoryHolesView.swift

@@ -0,0 +1,82 @@
+import Foundation
+
+public struct MessageHistoryHolesViewEntry: Equatable, Hashable, CustomStringConvertible {
+    public let hole: MessageHistoryViewHole
+    public let direction: MessageHistoryViewRelativeHoleDirection
+    public let space: MessageHistoryHoleOperationSpace
+    public let count: Int
+    public let userId: Int64?
+    
+    public init(hole: MessageHistoryViewHole, direction: MessageHistoryViewRelativeHoleDirection, space: MessageHistoryHoleOperationSpace, count: Int, userId: Int64?) {
+        self.hole = hole
+        self.direction = direction
+        self.space = space
+        self.count = count
+        self.userId = userId
+    }
+    
+    public var description: String {
+        return "hole: \(self.hole), direction: \(self.direction), space: \(self.space), count: \(self.count), userId: \(String(describing: self.userId))"
+    }
+}
+
+final class MutableMessageHistoryHolesView {
+    fileprivate var entries = Set<MessageHistoryHolesViewEntry>()
+    
+    init() {
+    }
+    
+    func update(_ holes: Set<MessageHistoryHolesViewEntry>) -> Bool {
+        if self.entries != holes {
+            self.entries = holes
+            return true
+        } else {
+            return false
+        }
+    }
+}
+
+public final class MessageHistoryHolesView {
+    public let entries: Set<MessageHistoryHolesViewEntry>
+    
+    init(_ mutableView: MutableMessageHistoryHolesView) {
+        self.entries = mutableView.entries
+    }
+}
+
+public struct MessageHistoryExternalHolesViewEntry: Equatable, Hashable {
+    public let hole: MessageHistoryViewHole
+    public let direction: MessageHistoryViewRelativeHoleDirection
+    public let count: Int
+    
+    public init(hole: MessageHistoryViewHole, direction: MessageHistoryViewRelativeHoleDirection, count: Int) {
+        self.hole = hole
+        self.direction = direction
+        self.count = count
+    }
+}
+
+final class MutableMessageHistoryExternalHolesView {
+    fileprivate var entries = Set<MessageHistoryExternalHolesViewEntry>()
+    
+    init() {
+    }
+    
+    func update(_ holes: Set<MessageHistoryExternalHolesViewEntry>) -> Bool {
+        if self.entries != holes {
+            self.entries = holes
+            return true
+        } else {
+            return false
+        }
+    }
+}
+
+public final class MessageHistoryExternalHolesView {
+    public let entries: Set<MessageHistoryExternalHolesViewEntry>
+    
+    init(_ mutableView: MutableMessageHistoryExternalHolesView) {
+        self.entries = mutableView.entries
+    }
+}
+