Merge commit '7621e2f8dec938cf48181c8b10afc9b01f444e68' into beta

submodules/TelegramCore/Sources/AccountManager/AccountSharedData.swift

@@ -0,0 +1,37 @@
+import Foundation
+import Postbox
+
+final class MutableAccountSharedDataView<Types: AccountManagerTypes> {
+    private let keys: Set<ValueBoxKey>
+    fileprivate var entries: [ValueBoxKey: PreferencesEntry] = [:]
+    
+    init(accountManagerImpl: AccountManagerImpl<Types>, keys: Set<ValueBoxKey>) {
+        self.keys = keys
+        for key in keys {
+            if let value = accountManagerImpl.sharedDataTable.get(key: key) {
+                self.entries[key] = value
+            }
+        }
+    }
+    
+    func replay(accountManagerImpl: AccountManagerImpl<Types>, updatedKeys: Set<ValueBoxKey>) -> Bool {
+        var updated = false
+        for key in updatedKeys.intersection(self.keys) {
+            if let value = accountManagerImpl.sharedDataTable.get(key: key) {
+                self.entries[key] = value
+            } else {
+                self.entries.removeValue(forKey: key)
+            }
+            updated = true
+        }
+        return updated
+    }
+}
+
+public final class AccountSharedDataView<Types: AccountManagerTypes> {
+    public let entries: [ValueBoxKey: PreferencesEntry]
+    
+    init(_ view: MutableAccountSharedDataView<Types>) {
+        self.entries = view.entries
+    }
+}