V5: Use StreamCore based chat

Package.swift

@@ -16,7 +16,7 @@ let package = Package(
         )
     ],
     dependencies: [
-        .package(url: "https://github.com/GetStream/stream-chat-swift.git", from: "4.91.0")
+        .package(url: "https://github.com/GetStream/stream-chat-swift.git", branch: "v5")
     ],
     targets: [
         .target(

Sources/StreamChatSwiftUI/ChatChannel/ChannelInfo/FileAttachmentsView.swift

@@ -108,5 +108,3 @@ struct MonthlyAttachmentsHeader: View {
         .background(Color(colors.background6))
     }
 }
-
-extension ChatMessageFileAttachment: Identifiable {}

Sources/StreamChatSwiftUI/ChatChannel/ChatChannelView.swift

@@ -83,7 +83,7 @@ public struct ChatChannelView<Factory: ViewFactory>: View, KeyboardReadable {
                         )
                     } else {
                         ZStack {
-                            factory.makeEmptyMessagesView(for: channel, colors: colors)
+                            factory.makeEmptyMessagesView(options: EmptyMessagesViewOptions(channel: channel, colors: colors))
                                 .dismissKeyboardOnTap(enabled: keyboardShown) {
                                     hideComposerCommandsAndAttachmentsPicker()
                                 }

Sources/StreamChatSwiftUI/ChatChannel/ChatChannelViewModel.swift

@@ -813,7 +813,7 @@ import SwiftUI
     }
 }
 
-extension ChatMessage: Identifiable {
+extension ChatMessage {
     @MainActor public var scrollMessageId: String {
         messageId
     }

Sources/StreamChatSwiftUI/ChatChannel/Composer/MessageComposerView.swift

@@ -410,13 +410,15 @@ public struct ComposerInputView<Factory: ViewFactory>: View, KeyboardReadable {
                 }
 
                 factory.makeComposerTextInputView(
-                    text: $text,
-                    height: $textHeight,
-                    selectedRangeLocation: $selectedRangeLocation,
-                    placeholder: isInCooldown ? L10n.Composer.Placeholder.slowMode : (isChannelFrozen ? L10n.Composer.Placeholder.messageDisabled : L10n.Composer.Placeholder.message),
-                    editable: !isInputDisabled,
-                    maxMessageLength: maxMessageLength,
-                    currentHeight: textFieldHeight
+                    options: ComposerTextInputViewOptions(
+                        text: $text,
+                        height: $textHeight,
+                        selectedRangeLocation: $selectedRangeLocation,
+                        placeholder: isInCooldown ? L10n.Composer.Placeholder.slowMode : (isChannelFrozen ? L10n.Composer.Placeholder.messageDisabled : L10n.Composer.Placeholder.message),
+                        editable: !isInputDisabled,
+                        maxMessageLength: maxMessageLength,
+                        currentHeight: textFieldHeight
+                    )
                 )
                 .environmentObject(viewModel)
                 .accessibilityIdentifier("ComposerTextInputView")

Sources/StreamChatSwiftUI/ChatChannel/MessageList/MessageListView.swift

@@ -321,7 +321,7 @@ public struct MessageListView<Factory: ViewFactory>: View, KeyboardReadable {
                     )
                 ) : nil
         )
-        .modifier(factory.makeMessageListContainerModifier())
+        .modifier(factory.makeMessageListContainerModifier(options: MessageListContainerModifierOptions()))
         .onDisappear {
             messageRenderingUtil.update(previousTopMessage: nil)
         }

Sources/StreamChatSwiftUI/ChatChannel/MessageList/Polls/PollAttachmentView.swift

@@ -180,8 +180,6 @@ public struct PollAttachmentView<Factory: ViewFactory>: View {
     }
 }
 
-extension PollOption: Identifiable {}
-
 struct PollOptionView<Factory: ViewFactory>: View {
     @ObservedObject var viewModel: PollAttachmentViewModel
 

Sources/StreamChatSwiftUI/ChatChannel/MessageList/Polls/PollCommentsViewModel.swift

@@ -45,7 +45,7 @@ import SwiftUI
         $comments
             .dropFirst()
             .map { _ in true }
-            .assignWeakly(to: \.animateChanges, on: self)
+            .assign(to: \.animateChanges, onWeak: self)
             .store(in: &cancellables)
     }
 

Sources/StreamChatSwiftUI/ChatChannel/MessageList/Polls/PollOptionAllVotesViewModel.swift

@@ -33,7 +33,7 @@ import SwiftUI
         $pollVotes
             .dropFirst()
             .map { _ in true }
-            .assignWeakly(to: \.animateChanges, on: self)
+            .assign(to: \.animateChanges, onWeak: self)
             .store(in: &cancellables)
     }
 

Sources/StreamChatSwiftUI/ChatChannel/MessageList/Polls/PollResultsView.swift

@@ -135,7 +135,7 @@ struct PollOptionResultsView<Factory: ViewFactory>: View {
     }
 }
 
-extension PollVote: Identifiable {
+extension PollVote {
     var displayId: String {
         "\(id)-\(optionId ?? user?.id ?? "")-\(pollId)"
     }

Sources/StreamChatSwiftUI/ChatChannel/Polls/CreatePollViewModel.swift

@@ -81,7 +81,7 @@ import SwiftUI
             .combineLatest($maxVotesEnabled)
             .map { $0 && $1 }
             .removeDuplicates()
-            .assignWeakly(to: \.showsMaxVotesError, on: self)
+            .assign(to: \.showsMaxVotesError, onWeak: self)
             .store(in: &cancellables)
         $options
             .map { options in
@@ -97,7 +97,7 @@ import SwiftUI
                 return errorIndices
             }
             .removeDuplicates()
-            .assignWeakly(to: \.optionsErrorIndices, on: self)
+            .assign(to: \.optionsErrorIndices, onWeak: self)
             .store(in: &cancellables)
     }
 

Sources/StreamChatSwiftUI/ChatChannel/Reactions/ReactionsUsersView.swift

@@ -79,9 +79,3 @@ struct ReactionsUsersView: View {
         .accessibilityIdentifier("ReactionsUsersView")
     }
 }
-
-extension ChatMessageReaction: Identifiable {
-    public var id: String {
-        "\(author.id)-\(type.rawValue)"
-    }
-}

Sources/StreamChatSwiftUI/ChatChannel/Reactions/ReactionsView.swift

@@ -120,9 +120,3 @@ public struct ReactionIcon: View {
             .foregroundColor(color)
     }
 }
-
-extension MessageReactionType: Identifiable {
-    public var id: String {
-        rawValue
-    }
-}

Sources/StreamChatSwiftUI/ChatChannelList/ChatChannelList.swift

@@ -211,10 +211,3 @@ public struct ChannelsLazyVStack<Factory: ViewFactory>: View {
         .modifier(factory.makeChannelListModifier(options: ChannelListModifierOptions()))
     }
 }
-
-/// Determines the uniqueness of the channel list item.
-extension ChatChannel: Identifiable {
-    public var id: String {
-        cid.rawValue
-    }
-}

Sources/StreamChatSwiftUI/ChatThreadList/ChatThreadList.swift

@@ -119,10 +119,3 @@ public struct ThreadsLazyVStack<Factory: ViewFactory>: View {
         }
     }
 }
-
-/// Determines the uniqueness of the channel list item.
-extension ChatThread: Identifiable {
-    public var id: String {
-        parentMessageId
-    }
-}

Sources/StreamChatSwiftUI/InjectedValuesExtensions.swift

@@ -7,7 +7,7 @@ import StreamChat
 
 extension InjectedValues {
     /// Provides access to the `ChatClient` instance.
-    public var chatClient: ChatClient {
+    @MainActor public var chatClient: ChatClient {
         get {
             streamChat.chatClient
         }
@@ -17,7 +17,7 @@ extension InjectedValues {
     }
 
     /// Provides access to the `ColorPalette` instance.
-    public var colors: ColorPalette {
+    @MainActor public var colors: ColorPalette {
         get {
             streamChat.appearance.colors
         }
@@ -27,7 +27,7 @@ extension InjectedValues {
     }
 
     /// Provides access to the `Utils` instance.
-    public var utils: Utils {
+    @MainActor public var utils: Utils {
         get {
             streamChat.utils
         }
@@ -37,7 +37,7 @@ extension InjectedValues {
     }
 
     /// Provides access to the `Images` instance.
-    public var images: Images {
+    @MainActor public var images: Images {
         get {
             streamChat.appearance.images
         }
@@ -47,7 +47,7 @@ extension InjectedValues {
     }
 
     /// Provides access to the `Fonts` instance.
-    public var fonts: Fonts {
+    @MainActor public var fonts: Fonts {
         get {
             streamChat.appearance.fonts
         }

Sources/StreamChatSwiftUI/StreamChat.swift

@@ -26,7 +26,7 @@ import StreamChat
 
 /// Returns the current value for the `StreamChat` instance.
 private struct StreamChatProviderKey: InjectionKey {
-    static var currentValue: StreamChat?
+    nonisolated(unsafe) static var currentValue: StreamChat?
 }
 
 extension InjectedValues {

Sources/StreamChatSwiftUI/Utils/StreamCore+Extensions.swift

@@ -0,0 +1,6 @@
+//
+// Copyright © 2025 Stream.io Inc. All rights reserved.
+//
+
+import Foundation
+@_exported import StreamCore

Sources/StreamChatSwiftUI/Utils/StringExtensions.swift

@@ -32,7 +32,7 @@ extension Character {
 extension String {
     /// Checks whether a string is a single emoji
     var isSingleEmoji: Bool { count == 1 && containsEmoji }
-
+    
     /// Checks whether the string contains an emoji
     var containsEmoji: Bool { contains { $0.isEmoji } }
 
@@ -42,54 +42,6 @@ extension String {
 
 // MARK: -
 
-extension String {
-    /// computes levenshtein distance with another string (0
-    public func levenshtein(_ other: String) -> Int {
-        let sCount = count
-        let oCount = other.count
-
-        guard sCount != 0 else {
-            return oCount
-        }
-
-        guard oCount != 0 else {
-            return sCount
-        }
-
-        let line: [Int] = Array(repeating: 0, count: oCount + 1)
-        var mat: [[Int]] = Array(repeating: line, count: sCount + 1)
-
-        for i in 0...sCount {
-            mat[i][0] = i
-        }
-
-        for j in 0...oCount {
-            mat[0][j] = j
-        }
-
-        for j in 1...oCount {
-            for i in 1...sCount {
-                if self[i - 1] == other[j - 1] {
-                    mat[i][j] = mat[i - 1][j - 1] // no operation
-                } else {
-                    let del = mat[i - 1][j] + 1 // deletion
-                    let ins = mat[i][j - 1] + 1 // insertion
-                    let sub = mat[i - 1][j - 1] + 1 // substitution
-                    mat[i][j] = min(min(del, ins), sub)
-                }
-            }
-        }
-
-        return mat[sCount][oCount]
-    }
-}
-
-extension String {
-    subscript(index: Int) -> Character {
-        self[self.index(startIndex, offsetBy: index)]
-    }
-}
-
 extension String {
     /// Checks whether the string is a URL.
     var isURL: Bool {
@@ -114,20 +66,6 @@ extension String {
     static let unknownMessageId = "unknown"
 }
 
-extension String {
-    func ranges(of string: some StringProtocol, options: String.CompareOptions = []) -> [Range<String.Index>] {
-        var result: [Range<Index>] = []
-        var startIndex = startIndex
-        while startIndex < endIndex, let range = self[startIndex...].range(of: string, options: options) {
-            result.append(range)
-            startIndex = range.lowerBound < range.upperBound
-                ? range.upperBound
-                : index(range.lowerBound, offsetBy: 1, limitedBy: endIndex) ?? endIndex
-        }
-        return result
-    }
-}
-
 extension String {
     var trimmed: Self {
         trimmingCharacters(in: .whitespacesAndNewlines)