Files
2026-05-21 15:53:26 +03:00

965 lines
32 KiB
Swift

import SwiftUI
public struct RootView: View {
@StateObject private var store: SessionStore
@StateObject private var authViewModel: AuthViewModel
@StateObject private var chatListViewModel: ChatListViewModel
public init(store: SessionStore) {
let authViewModel = AuthViewModel(store: store)
let chatListViewModel = ChatListViewModel(bridge: store.bridge)
_store = StateObject(wrappedValue: store)
_authViewModel = StateObject(wrappedValue: authViewModel)
_chatListViewModel = StateObject(wrappedValue: chatListViewModel)
}
public var body: some View {
Group {
switch store.authState {
case .ready:
ChatListView(
viewModel: chatListViewModel,
bridge: store.bridge,
networkState: store.networkState,
typingState: store.typingState
)
default:
AuthView(state: store.authState, viewModel: authViewModel)
}
}
.task {
await store.refreshAuthState()
await store.refreshNetworkState()
}
}
}
public struct AuthView: View {
public var state: AuthState
@ObservedObject public var viewModel: AuthViewModel
public init(state: AuthState, viewModel: AuthViewModel) {
self.state = state
self.viewModel = viewModel
}
public var body: some View {
VStack(spacing: 16) {
Text("Telegram")
.font(.largeTitle)
.fontWeight(.semibold)
authField
Button(action: {
Task { await viewModel.submitCurrentStep() }
}) {
Text(buttonTitle)
.frame(maxWidth: .infinity)
}
.buttonStyle(.borderedProminent)
.disabled(viewModel.isLoading || !canSubmit)
if let errorMessage = viewModel.errorMessage {
Text(errorMessage)
.font(.footnote)
.foregroundStyle(.red)
}
}
.padding()
}
@ViewBuilder
private var authField: some View {
switch state {
case .waitPhoneNumber, .waitTdlibParameters:
TextField("Phone number", text: $viewModel.phone)
.textContentType(.telephoneNumber)
.textFieldStyle(.roundedBorder)
case .waitCode:
TextField("Code", text: $viewModel.code)
.textContentType(.oneTimeCode)
.textFieldStyle(.roundedBorder)
case .waitPassword:
SecureField("Password", text: $viewModel.password)
.textContentType(.password)
.textFieldStyle(.roundedBorder)
case .ready:
Text("Ready")
case .closed:
Text("Session closed")
case let .error(message):
Text(message)
.foregroundStyle(.red)
}
}
private var buttonTitle: String {
switch state {
case .waitPhoneNumber, .waitTdlibParameters:
"Continue"
case .waitCode:
"Verify"
case .waitPassword:
"Unlock"
default:
"Continue"
}
}
private var canSubmit: Bool {
switch state {
case .waitPhoneNumber, .waitTdlibParameters:
!viewModel.phone.isEmpty
case .waitCode:
!viewModel.code.isEmpty
case .waitPassword:
!viewModel.password.isEmpty
default:
false
}
}
}
public struct ChatListView: View {
@ObservedObject public var viewModel: ChatListViewModel
public let bridge: SessionBridge
public var networkState: NetworkState
public var typingState: TypingState
@State private var selectedChat: ChatSummary?
@State private var showsAccountSwitcher = false
public init(
viewModel: ChatListViewModel,
bridge: SessionBridge,
networkState: NetworkState = .ready,
typingState: TypingState = .idle
) {
self.viewModel = viewModel
self.bridge = bridge
self.networkState = networkState
self.typingState = typingState
}
public var body: some View {
NavigationSplitView {
VStack(spacing: 0) {
List(selection: $selectedChat) {
ForEach(viewModel.filteredChats) { chat in
NavigationLink(value: chat) {
ChatRow(chat: chat)
}
}
}
ChatListStatusBar(networkState: networkState, typingState: typingState)
}
.navigationTitle("Chats")
.searchable(text: $viewModel.searchText)
.toolbar {
ToolbarItem {
Button("Accounts") {
showsAccountSwitcher = true
}
}
ToolbarItem {
folderMenu
}
}
.sheet(isPresented: $showsAccountSwitcher) {
AccountSwitcherView()
}
.task {
await viewModel.load()
}
} detail: {
if let selectedChat {
ChatDetailView(viewModel: ChatViewModel(chat: selectedChat, bridge: bridge), bridge: bridge) {
self.selectedChat = nil
Task { await viewModel.load() }
}
} else {
Text("Select a chat")
}
}
}
private var folderMenu: some View {
Menu("Folders") {
Button("All") {
viewModel.selectedFolderId = nil
Task { await viewModel.load() }
}
ForEach(viewModel.folders) { folder in
Button(folder.name) {
viewModel.selectedFolderId = folder.id
Task { await viewModel.load() }
}
}
}
}
}
public struct ChatListStatusBar: View {
public var networkState: NetworkState
public var typingState: TypingState
public init(networkState: NetworkState, typingState: TypingState) {
self.networkState = networkState
self.typingState = typingState
}
public var body: some View {
HStack(spacing: 8) {
Image(systemName: networkIconName)
.foregroundStyle(networkState == .ready ? .green : .orange)
Text(statusText)
.font(.footnote)
.lineLimit(1)
Spacer()
}
.padding(.horizontal, 12)
.padding(.vertical, 8)
.background(.bar)
}
private var networkIconName: String {
switch networkState {
case .ready:
"checkmark.circle.fill"
case .waitingForNetwork:
"wifi.slash"
case .connectingToProxy:
"shield.lefthalf.filled"
case .connecting:
"antenna.radiowaves.left.and.right"
case .updating:
"arrow.triangle.2.circlepath"
}
}
private var statusText: String {
switch typingState {
case let .typing(_, _, text) where !text.isEmpty:
text
case .typing:
"Typing"
case .idle:
networkText
}
}
private var networkText: String {
switch networkState {
case .ready:
"Online"
case .waitingForNetwork:
"Waiting for network"
case .connectingToProxy:
"Connecting to proxy"
case .connecting:
"Connecting"
case .updating:
"Updating"
}
}
}
public struct ChatRow: View {
public var chat: ChatSummary
public init(chat: ChatSummary) {
self.chat = chat
}
public var body: some View {
VStack(alignment: .leading, spacing: 4) {
HStack {
Text(chat.title)
.font(.headline)
.lineLimit(1)
if chat.isPinned {
Image(systemName: "pin.fill")
.font(.caption)
}
if chat.isMuted {
Image(systemName: "bell.slash")
.font(.caption)
.foregroundStyle(.secondary)
}
Spacer()
if chat.unreadMentionCount > 0 {
Text("@\(chat.unreadMentionCount)")
.font(.caption)
.padding(.horizontal, 7)
.padding(.vertical, 3)
.background(.orange, in: Capsule())
.foregroundStyle(.white)
}
if chat.unreadCount > 0 {
Text("\(chat.unreadCount)")
.font(.caption)
.padding(.horizontal, 7)
.padding(.vertical, 3)
.background(.blue, in: Capsule())
.foregroundStyle(.white)
}
}
HStack(spacing: 4) {
if chat.draft != nil {
Text("Draft")
.fontWeight(.semibold)
}
Text(chat.draft?.text ?? chat.lastMessage)
}
.font(.subheadline)
.foregroundStyle(chat.draft == nil ? Color.secondary : Color.red)
.lineLimit(2)
}
.padding(.vertical, 4)
}
}
public struct ChatDetailView: View {
@StateObject public var viewModel: ChatViewModel
public let bridge: SessionBridge
public let clipboard: ClipboardWriting
@StateObject private var profileViewModel: ProfileViewModel
@State private var showsProfile = false
@State private var editingMessage: Message?
@State private var editedText = ""
@State private var deleteCandidate: Message?
@State private var forwardCandidate: Message?
@State private var reactionCandidate: Message?
@State private var forwardChatIdText = ""
private let onChatLeft: () -> Void
public init(
viewModel: ChatViewModel,
bridge: SessionBridge,
clipboard: ClipboardWriting = SystemClipboardWriter(),
onChatLeft: @escaping () -> Void = {}
) {
_viewModel = StateObject(wrappedValue: viewModel)
self.bridge = bridge
self.clipboard = clipboard
self.onChatLeft = onChatLeft
_profileViewModel = StateObject(wrappedValue: ProfileViewModel(bridge: bridge))
}
public var body: some View {
VStack(spacing: 0) {
ScrollViewReader { scrollProxy in
VStack(spacing: 0) {
if !viewModel.pinnedMessages.isEmpty {
PinnedMessagesBar(messages: viewModel.pinnedMessages) { message in
withAnimation {
scrollProxy.scrollTo(message.id, anchor: .center)
}
}
}
List {
if !viewModel.searchText.isEmpty {
Section("Search") {
if viewModel.searchResults.isEmpty {
Text("No results")
.foregroundStyle(.secondary)
} else {
ForEach(viewModel.searchResults) { message in
MessageRow(message: message)
.listRowSeparator(.hidden)
}
}
}
}
Section {
ForEach(Array(viewModel.messages.enumerated()), id: \.element.id) { index, message in
if shouldShowDateSeparator(at: index) {
DateSeparatorView(timestamp: message.date)
.listRowSeparator(.hidden)
}
MessageRow(message: message, showsSender: shouldShowSender(at: index))
.id(message.id)
.contextMenu {
Button {
viewModel.beginReply(to: message)
} label: {
Label("Reply", systemImage: "arrowshape.turn.up.left")
}
Button {
editingMessage = message
editedText = message.text
} label: {
Label("Edit", systemImage: "pencil")
}
Button {
forwardCandidate = message
forwardChatIdText = ""
} label: {
Label("Forward", systemImage: "arrowshape.turn.up.forward")
}
Button {
reactionCandidate = message
} label: {
Label("React", systemImage: "face.smiling")
}
Button {
Task {
await viewModel.copyPayload(for: message)
if let payload = viewModel.copiedPayload {
await clipboard.write(text: payload)
}
}
} label: {
Label("Copy", systemImage: "doc.on.doc")
}
Button(role: .destructive) {
deleteCandidate = message
} label: {
Label("Delete", systemImage: "trash")
}
}
.listRowSeparator(.hidden)
}
}
}
}
}
ComposeBar(
text: $viewModel.composeText,
replyTo: viewModel.replyTo,
cancelReply: { viewModel.cancelReply() }
) {
Task { await viewModel.send() }
}
}
.navigationTitle(viewModel.chat.title)
.searchable(text: $viewModel.searchText)
.onSubmit(of: .search) {
Task { await viewModel.search() }
}
.toolbar {
Button("Profile") {
showsProfile = true
Task { await profileViewModel.load(chatId: viewModel.chat.id) }
}
}
.sheet(isPresented: $showsProfile) {
ProfileView(viewModel: profileViewModel, chatId: viewModel.chat.id) {
showsProfile = false
onChatLeft()
}
}
.alert("Edit Message", isPresented: editAlertBinding) {
TextField("Message", text: $editedText)
Button("Save") {
if let editingMessage {
Task { await viewModel.edit(message: editingMessage, text: editedText) }
}
editingMessage = nil
}
Button("Cancel", role: .cancel) {
editingMessage = nil
}
}
.alert("Delete Message", isPresented: deleteAlertBinding) {
Button("Delete", role: .destructive) {
if let deleteCandidate {
Task { await viewModel.delete(message: deleteCandidate) }
}
deleteCandidate = nil
}
Button("Cancel", role: .cancel) {
deleteCandidate = nil
}
}
.alert("Forward Message", isPresented: forwardAlertBinding) {
TextField("Chat ID", text: $forwardChatIdText)
Button("Forward") {
if let forwardCandidate, let chatId = Int64(forwardChatIdText) {
Task { await viewModel.forward(message: forwardCandidate, to: chatId) }
}
forwardCandidate = nil
}
Button("Cancel", role: .cancel) {
forwardCandidate = nil
}
}
.confirmationDialog("React", isPresented: reactionDialogBinding, titleVisibility: .visible) {
ForEach(["👍", "❤️", "😂", "😮", "😢", "🙏"], id: \.self) { reaction in
Button(reaction) {
if let reactionCandidate {
Task { await viewModel.react(message: reactionCandidate, reaction: reaction) }
}
reactionCandidate = nil
}
}
Button("Cancel", role: .cancel) {
reactionCandidate = nil
}
}
.task {
await viewModel.load()
}
}
private var editAlertBinding: Binding<Bool> {
Binding(
get: { editingMessage != nil },
set: { isPresented in
if !isPresented {
editingMessage = nil
}
}
)
}
private var deleteAlertBinding: Binding<Bool> {
Binding(
get: { deleteCandidate != nil },
set: { isPresented in
if !isPresented {
deleteCandidate = nil
}
}
)
}
private var forwardAlertBinding: Binding<Bool> {
Binding(
get: { forwardCandidate != nil },
set: { isPresented in
if !isPresented {
forwardCandidate = nil
}
}
)
}
private var reactionDialogBinding: Binding<Bool> {
Binding(
get: { reactionCandidate != nil },
set: { isPresented in
if !isPresented {
reactionCandidate = nil
}
}
)
}
private func shouldShowDateSeparator(at index: Int) -> Bool {
guard viewModel.messages.indices.contains(index), viewModel.messages[index].date > 0 else {
return false
}
guard index > 0, viewModel.messages.indices.contains(index - 1) else {
return true
}
let current = Date(timeIntervalSince1970: TimeInterval(viewModel.messages[index].date))
let previous = Date(timeIntervalSince1970: TimeInterval(viewModel.messages[index - 1].date))
return !Calendar.current.isDate(current, inSameDayAs: previous)
}
private func shouldShowSender(at index: Int) -> Bool {
guard viewModel.messages.indices.contains(index) else {
return true
}
let message = viewModel.messages[index]
guard !message.isOutgoing else {
return false
}
guard index > 0, viewModel.messages.indices.contains(index - 1) else {
return true
}
let previous = viewModel.messages[index - 1]
return previous.isOutgoing
|| previous.senderName != message.senderName
|| shouldShowDateSeparator(at: index)
}
}
public struct DateSeparatorView: View {
public var timestamp: Int32
public init(timestamp: Int32) {
self.timestamp = timestamp
}
public var body: some View {
HStack {
Spacer()
Text(label)
.font(.caption)
.foregroundStyle(.secondary)
.padding(.horizontal, 10)
.padding(.vertical, 4)
.background(Color.gray.opacity(0.12), in: Capsule())
Spacer()
}
.padding(.vertical, 6)
}
private var label: String {
let date = Date(timeIntervalSince1970: TimeInterval(timestamp))
let calendar = Calendar.current
if calendar.isDateInToday(date) {
return "Today"
}
if calendar.isDateInYesterday(date) {
return "Yesterday"
}
return Self.formatter.string(from: date)
}
private static let formatter: DateFormatter = {
let formatter = DateFormatter()
formatter.dateStyle = .medium
formatter.timeStyle = .none
return formatter
}()
}
public struct PinnedMessagesBar: View {
public var messages: [Message]
public var select: (Message) -> Void
public init(messages: [Message], select: @escaping (Message) -> Void) {
self.messages = messages
self.select = select
}
public var body: some View {
VStack(spacing: 0) {
ForEach(messages.prefix(3)) { message in
Button {
select(message)
} label: {
HStack(spacing: 8) {
Image(systemName: "pin.fill")
.font(.caption)
.foregroundStyle(.blue)
VStack(alignment: .leading, spacing: 2) {
Text(message.senderName)
.font(.caption2)
.foregroundStyle(.secondary)
Text(message.text)
.font(.subheadline)
.lineLimit(1)
}
Spacer()
}
.padding(.horizontal, 12)
.padding(.vertical, 8)
.contentShape(Rectangle())
}
.buttonStyle(.plain)
}
}
.background(Color.blue.opacity(0.08))
.overlay(alignment: .bottom) {
Divider()
}
}
}
public struct MessageRow: View {
public var message: Message
public var showsSender: Bool
public init(message: Message, showsSender: Bool = true) {
self.message = message
self.showsSender = showsSender
}
public var body: some View {
HStack {
if message.isOutgoing {
Spacer(minLength: 48)
}
VStack(alignment: .leading, spacing: 5) {
if showsSender && !message.isOutgoing {
Text(message.senderName)
.font(.caption)
.foregroundStyle(.secondary)
}
if let replyText = message.replyText {
Text(replyText)
.font(.caption)
.foregroundStyle(.secondary)
.padding(.leading, 6)
}
if let forwardSenderName = message.forwardSenderName {
Label(forwardSenderName, systemImage: "arrowshape.turn.up.forward")
.font(.caption)
.foregroundStyle(.secondary)
}
if let media = message.media {
MediaPlaceholderView(media: media, mediaAlbumId: message.mediaAlbumId)
}
Text(renderedText)
.textSelection(.enabled)
if !message.reactions.isEmpty {
Text(message.reactions.map(\.emoji).joined(separator: " "))
.font(.caption)
}
if message.editDate != nil || message.date > 0 || message.isOutgoing {
HStack(spacing: 6) {
if message.date > 0 {
Text(Self.timeFormatter.string(from: Date(timeIntervalSince1970: TimeInterval(message.date))))
}
if message.editDate != nil {
Text("edited")
}
if message.isOutgoing {
Image(systemName: message.isRead ? "checkmark.circle.fill" : "checkmark.circle")
}
}
.font(.caption2)
.foregroundStyle(.secondary)
}
}
.padding(10)
.background(message.isOutgoing ? Color.blue.opacity(0.16) : Color.gray.opacity(0.12), in: RoundedRectangle(cornerRadius: 8))
if !message.isOutgoing {
Spacer(minLength: 48)
}
}
}
private var renderedText: AttributedString {
(
try? AttributedString(
markdown: message.text,
options: AttributedString.MarkdownParsingOptions(
interpretedSyntax: .inlineOnlyPreservingWhitespace
)
)
) ?? AttributedString(message.text)
}
private static let timeFormatter: DateFormatter = {
let formatter = DateFormatter()
formatter.dateStyle = .none
formatter.timeStyle = .short
return formatter
}()
}
public struct MediaPlaceholderView: View {
public var media: MessageMedia
public var mediaAlbumId: Int64?
public init(media: MessageMedia, mediaAlbumId: Int64? = nil) {
self.media = media
self.mediaAlbumId = mediaAlbumId
}
public var body: some View {
HStack(spacing: 8) {
Image(systemName: iconName)
.frame(width: 22, height: 22)
.foregroundStyle(.blue)
VStack(alignment: .leading, spacing: 2) {
HStack(spacing: 6) {
Text(title)
.font(.subheadline)
if mediaAlbumId != nil {
Image(systemName: "square.stack.3d.up.fill")
.font(.caption2)
.foregroundStyle(.secondary)
}
}
Text(detail)
.font(.caption2)
.foregroundStyle(.secondary)
}
Spacer(minLength: 0)
}
.padding(8)
.background(Color.gray.opacity(0.10), in: RoundedRectangle(cornerRadius: 8))
}
private var iconName: String {
switch media {
case .photo:
"photo"
case .voice:
"waveform"
}
}
private var title: String {
switch media {
case .photo:
"Photo"
case .voice:
"Voice"
}
}
private var detail: String {
switch media {
case let .photo(photo):
"\(photo.width)x\(photo.height) · \(downloadLabel(photo.downloadState))"
case let .voice(voice):
"\(voice.duration)s · \(downloadLabel(voice.downloadState))"
}
}
private func downloadLabel(_ state: MediaDownloadState) -> String {
switch state {
case .notDownloaded:
"not downloaded"
case .downloading:
"downloading"
case .downloaded:
"downloaded"
case .error:
"error"
}
}
}
public struct ComposeBar: View {
@Binding public var text: String
public var replyTo: Message?
public var cancelReply: () -> Void
public var send: () -> Void
public init(
text: Binding<String>,
replyTo: Message? = nil,
cancelReply: @escaping () -> Void = {},
send: @escaping () -> Void
) {
_text = text
self.replyTo = replyTo
self.cancelReply = cancelReply
self.send = send
}
public var body: some View {
VStack(spacing: 8) {
if let replyTo {
HStack {
VStack(alignment: .leading, spacing: 2) {
Text(replyTo.senderName)
.font(.caption)
.foregroundStyle(.secondary)
Text(replyTo.text)
.font(.footnote)
.lineLimit(1)
}
Spacer()
Button(action: cancelReply) {
Image(systemName: "xmark.circle.fill")
}
.buttonStyle(.plain)
}
.padding(.horizontal, 10)
.padding(.vertical, 6)
.background(Color.gray.opacity(0.12), in: RoundedRectangle(cornerRadius: 8))
}
HStack(spacing: 10) {
if !text.isEmpty {
Button {
text = ""
} label: {
Image(systemName: "xmark.circle.fill")
}
.buttonStyle(.plain)
}
TextField("Message", text: $text, axis: .vertical)
.textFieldStyle(.roundedBorder)
.lineLimit(1...5)
Button {
send()
} label: {
Image(systemName: "paperplane.fill")
}
.buttonStyle(.borderedProminent)
.disabled(text.trimmingCharacters(in: .whitespacesAndNewlines).isEmpty)
}
}
.padding()
.background(.bar)
}
}
public struct ProfileView: View {
@ObservedObject public var viewModel: ProfileViewModel
public var chatId: Int64?
public var onLeave: () -> Void
@State private var confirmsLeave = false
public init(viewModel: ProfileViewModel, chatId: Int64? = nil, onLeave: @escaping () -> Void = {}) {
self.viewModel = viewModel
self.chatId = chatId
self.onLeave = onLeave
}
public var body: some View {
NavigationStack {
List {
if let profile = viewModel.profile {
Section {
Text(profile.title)
.font(.title2)
if let username = profile.username {
Text("@\(username)")
.foregroundStyle(.secondary)
}
if let bio = profile.bio {
Text(bio)
}
}
if let memberCount = profile.memberCount {
Section {
Text("\(memberCount) members")
}
}
if profile.isGroup, chatId != nil {
Section {
Button(role: .destructive) {
confirmsLeave = true
} label: {
Label("Leave Chat", systemImage: "rectangle.portrait.and.arrow.right")
}
}
}
} else {
ProgressView()
}
}
.navigationTitle("Profile")
.alert("Leave Chat", isPresented: $confirmsLeave) {
Button("Leave", role: .destructive) {
if let chatId {
Task {
await viewModel.leave(chatId: chatId)
if viewModel.errorMessage == nil {
onLeave()
}
}
}
}
Button("Cancel", role: .cancel) {}
}
}
}
}
public struct AccountSwitcherView: View {
public init() {}
public var body: some View {
NavigationStack {
List {
Section {
Label("Default", systemImage: "person.crop.circle")
Label("Add account", systemImage: "plus.circle")
}
}
.navigationTitle("Accounts")
}
}
}