initial commit

ios_client/EncryptedChat/Views/Groups/CreateGroupSheet.swift

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+import SwiftUI
+
+// Group creation is handled within NewConversationSheet via the isGroup toggle.
+// This file exists for potential future separation.

ios_client/EncryptedChat/Views/Groups/GroupInfoView.swift

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+import SwiftUI
+
+struct GroupInfoView: View {
+    let conversation: Conversation
+    var appState: AppState
+    @State private var showRenameSheet = false
+    @State private var showLeaveConfirm = false
+    @State private var newName = ""
+    @Environment(\.dismiss) private var dismiss
+
+    private var isCreator: Bool {
+        conversation.createdBy == appState.currentUser?.id
+    }
+
+    var body: some View {
+        NavigationStack {
+            List {
+                // Avatar section
+                Section {
+                    HStack {
+                        Spacer()
+                        VStack(spacing: 8) {
+                            CircularAvatarView(
+                                name: conversation.name ?? "Group",
+                                size: 64,
+                                isGroup: true
+                            )
+
+                            Text(conversation.name ?? "Group")
+                                .font(.title2.bold())
+
+                            Text("\(conversation.members.count) members")
+                                .font(.subheadline)
+                                .foregroundStyle(.secondary)
+                        }
+                        Spacer()
+                    }
+                    .listRowBackground(Color.clear)
+                }
+
+                // Actions
+                if isCreator {
+                    Section {
+                        Button("Rename Group") {
+                            newName = conversation.name ?? ""
+                            showRenameSheet = true
+                        }
+
+                        Button("Change Avatar") {
+                            // Photo picker would go here
+                        }
+                    }
+                }
+
+                // Members
+                Section("Members") {
+                    ForEach(conversation.members) { member in
+                        HStack {
+                            CircularAvatarView(name: member.username, size: 32, isGroup: false)
+
+                            VStack(alignment: .leading) {
+                                Text(member.username)
+                                    .font(.body)
+                                Text(member.email)
+                                    .font(.caption)
+                                    .foregroundStyle(.secondary)
+                            }
+
+                            Spacer()
+
+                            if member.userId == conversation.createdBy {
+                                Text("Admin")
+                                    .font(.caption)
+                                    .foregroundStyle(.blue)
+                            }
+                        }
+                    }
+                }
+
+                // Leave / Delete
+                Section {
+                    Button("Leave Group", role: .destructive) {
+                        showLeaveConfirm = true
+                    }
+
+                    if isCreator {
+                        Button("Delete Group", role: .destructive) {
+                            Task {
+                                await appState.chatClient.deleteConversation(convId: conversation.id)
+                                dismiss()
+                            }
+                        }
+                    }
+                }
+            }
+            .navigationTitle("Group Info")
+            .navigationBarTitleDisplayMode(.inline)
+            .toolbar {
+                ToolbarItem(placement: .topBarTrailing) {
+                    Button("Done") { dismiss() }
+                }
+            }
+            .alert("Leave Group?", isPresented: $showLeaveConfirm) {
+                Button("Cancel", role: .cancel) {}
+                Button("Leave", role: .destructive) {
+                    Task {
+                        await appState.chatClient.leaveGroup(convId: conversation.id)
+                        dismiss()
+                    }
+                }
+            }
+            .alert("Rename Group", isPresented: $showRenameSheet) {
+                TextField("Group Name", text: $newName)
+                Button("Cancel", role: .cancel) {}
+                Button("Rename") {
+                    Task {
+                        await appState.chatClient.renameConversation(convId: conversation.id, name: newName)
+                    }
+                }
+            }
+        }
+    }
+}

ios_client/EncryptedChat/Views/Groups/InvitationBanner.swift

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+import SwiftUI
+
+struct InvitationBanner: View {
+    let invitation: Invitation
+    let onAccept: () -> Void
+    let onDecline: () -> Void
+
+    var body: some View {
+        VStack(alignment: .leading, spacing: 8) {
+            HStack {
+                Image(systemName: "envelope.badge")
+                    .foregroundStyle(.orange)
+
+                VStack(alignment: .leading) {
+                    Text(invitation.conversationName)
+                        .font(.body.bold())
+                    Text("Invited by \(invitation.invitedByUsername)")
+                        .font(.caption)
+                        .foregroundStyle(.secondary)
+                }
+
+                Spacer()
+            }
+
+            HStack(spacing: 12) {
+                Button("Accept") {
+                    onAccept()
+                }
+                .buttonStyle(.borderedProminent)
+                .controlSize(.small)
+
+                Button("Decline") {
+                    onDecline()
+                }
+                .buttonStyle(.bordered)
+                .controlSize(.small)
+            }
+        }
+        .padding(.vertical, 4)
+    }
+}