ChatControllerImpl Refactoring

submodules/TelegramUI/Sources/Chat/PeerMessageSelectedReactions.swift

@@ -0,0 +1,34 @@
+import Foundation
+import UIKit
+import SwiftSignalKit
+import Postbox
+import TelegramCore
+import AccountContext
+
+func peerMessageSelectedReactions(context: AccountContext, message: Message) -> Signal<(reactions: Set<MessageReaction.Reaction>, files: Set<MediaId>), NoError> {
+    return context.engine.stickers.availableReactions()
+    |> take(1)
+    |> map { availableReactions -> (reactions: Set<MessageReaction.Reaction>, files: Set<MediaId>) in
+        var result = Set<MediaId>()
+        var reactions = Set<MessageReaction.Reaction>()
+        
+        if let effectiveReactions = message.effectiveReactions(isTags: message.areReactionsTags(accountPeerId: context.account.peerId)) {
+            for reaction in effectiveReactions {
+                if !reaction.isSelected {
+                    continue
+                }
+                reactions.insert(reaction.value)
+                switch reaction.value {
+                case .builtin:
+                    if let availableReaction = availableReactions?.reactions.first(where: { $0.value == reaction.value }) {
+                        result.insert(availableReaction.selectAnimation.fileId)
+                    }
+                case let .custom(fileId):
+                    result.insert(MediaId(namespace: Namespaces.Media.CloudFile, id: fileId))
+                }
+            }
+        }
+        
+        return (reactions, result)
+    }
+}