712 lines
24 KiB
Swift
712 lines
24 KiB
Swift
//
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// ChatsTab.swift
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// VolnahubApp
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//
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// Created by cheykrym on 09/06/2025.
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//
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import SwiftUI
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#if canImport(UIKit)
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import UIKit
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#endif
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struct ChatsTab: View {
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var currentUserId: String?
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@Binding var searchRevealProgress: CGFloat
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@Binding var searchText: String
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@StateObject private var viewModel = PrivateChatsViewModel()
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@State private var selectedChatId: String?
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@State private var searchDragStartProgress: CGFloat = 0
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@State private var isSearchGestureActive: Bool = false
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private let searchRevealDistance: CGFloat = 90
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init(currentUserId: String? = nil, searchRevealProgress: Binding<CGFloat>, searchText: Binding<String>) {
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self.currentUserId = currentUserId
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self._searchRevealProgress = searchRevealProgress
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self._searchText = searchText
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}
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var body: some View {
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content
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.background(Color(UIColor.systemBackground))
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.onAppear {
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viewModel.loadInitialChats()
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}
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.onReceive(NotificationCenter.default.publisher(for: .debugRefreshChats)) { _ in
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viewModel.refresh()
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}
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}
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@ViewBuilder
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private var content: some View {
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if viewModel.isInitialLoading && viewModel.chats.isEmpty {
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loadingState
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} else if let message = viewModel.errorMessage, viewModel.chats.isEmpty {
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errorState(message: message)
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} else if viewModel.chats.isEmpty {
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emptyState
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} else {
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chatList
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}
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}
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private var chatList: some View {
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List {
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// VStack(spacing: 0) {
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// searchBar
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// .padding(.horizontal, 16)
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// .padding(.vertical, 8)
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// }
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// .background(Color(UIColor.systemBackground))
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if let message = viewModel.errorMessage {
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Section {
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HStack(alignment: .top, spacing: 8) {
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Image(systemName: "exclamationmark.triangle.fill")
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.foregroundColor(.orange)
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Text(message)
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.font(.subheadline)
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.foregroundColor(.orange)
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Spacer(minLength: 0)
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Button(action: { viewModel.refresh() }) {
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Text(NSLocalizedString("Обновить", comment: ""))
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.font(.subheadline)
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}
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}
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.padding(.vertical, 4)
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}
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.listRowInsets(EdgeInsets(top: 8, leading: 16, bottom: 8, trailing: 16))
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}
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if isSearching {
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Section(header: localSearchHeader) {
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if localSearchResults.isEmpty {
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emptySearchResultView
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.listRowInsets(EdgeInsets(top: 24, leading: 16, bottom: 24, trailing: 16))
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.listRowSeparator(.hidden)
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} else {
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ForEach(localSearchResults) { chat in
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chatRowItem(for: chat)
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}
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}
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}
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Section(header: globalSearchHeader) {
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Text(NSLocalizedString("Ничего не найдено", comment: "Global search placeholder"))
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.font(.footnote)
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.foregroundColor(.secondary)
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.padding(.vertical, 12)
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.frame(maxWidth: .infinity, alignment: .leading)
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.listRowInsets(EdgeInsets(top: 12, leading: 16, bottom: 12, trailing: 16))
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.listRowSeparator(.hidden)
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}
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} else {
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ForEach(viewModel.chats) { chat in
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chatRowItem(for: chat)
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}
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if viewModel.isLoadingMore {
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loadingMoreRow
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}
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}
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}
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.listStyle(.plain)
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.modifier(ScrollDismissesKeyboardModifier())
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.simultaneousGesture(searchBarGesture)
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.simultaneousGesture(tapToDismissKeyboardGesture)
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// .safeAreaInset(edge: .top) {
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// VStack(spacing: 0) {
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// searchBar
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// .padding(.horizontal, 16)
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// .padding(.top, 8)
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// .padding(.bottom, 8)
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// Divider()
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// }
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// .background(Color(UIColor.systemBackground))
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// }
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}
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private var searchBarGesture: some Gesture {
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DragGesture(minimumDistance: 10, coordinateSpace: .local)
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.onChanged { value in
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let verticalTranslation = value.translation.height
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let horizontalTranslation = value.translation.width
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if !isSearchGestureActive {
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guard abs(verticalTranslation) > abs(horizontalTranslation) else { return }
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if searchRevealProgress <= 0.001 && verticalTranslation < 0 { return }
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isSearchGestureActive = true
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searchDragStartProgress = searchRevealProgress
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}
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guard isSearchGestureActive else { return }
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let delta = verticalTranslation / searchRevealDistance
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let newProgress = searchDragStartProgress + delta
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searchRevealProgress = max(0, min(1, newProgress))
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}
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.onEnded { _ in
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guard isSearchGestureActive else { return }
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isSearchGestureActive = false
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let target: CGFloat = searchRevealProgress > 0.5 ? 1 : 0
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withAnimation(.spring(response: 0.35, dampingFraction: 0.75)) {
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searchRevealProgress = target
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}
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}
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}
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private var tapToDismissKeyboardGesture: some Gesture {
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TapGesture().onEnded {
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dismissKeyboard()
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}
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}
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private var isSearching: Bool {
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!searchText.trimmingCharacters(in: .whitespacesAndNewlines).isEmpty
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}
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private var filteredChats: [PrivateChatListItem] {
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let trimmedQuery = searchText.trimmingCharacters(in: .whitespacesAndNewlines)
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guard !trimmedQuery.isEmpty else { return viewModel.chats }
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let lowercasedQuery = trimmedQuery.lowercased()
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return viewModel.chats.filter { chat in
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let searchableValues = [
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chat.chatData?.customName,
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chat.chatData?.fullName,
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chat.chatData?.login,
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chat.lastMessage?.content
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]
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return searchableValues
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.compactMap { $0?.lowercased() }
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.contains(where: { $0.contains(lowercasedQuery) })
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}
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}
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private var localSearchResults: [PrivateChatListItem] {
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Array(filteredChats.prefix(5))
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}
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private var localSearchHeader: some View {
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Text(NSLocalizedString("Локальные чаты", comment: "Local search section"))
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}
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private var globalSearchHeader: some View {
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Text(NSLocalizedString("Глобальный поиск", comment: "Global search section"))
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}
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private var emptySearchResultView: some View {
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VStack(spacing: 8) {
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Image(systemName: "text.magnifyingglass")
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.font(.system(size: 40))
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.foregroundColor(.secondary)
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Text(NSLocalizedString("Ничего не найдено", comment: ""))
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.font(.headline)
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Text(NSLocalizedString("Попробуйте изменить запрос поиска.", comment: ""))
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.font(.subheadline)
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.foregroundColor(.secondary)
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.multilineTextAlignment(.center)
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}
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.frame(maxWidth: .infinity)
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}
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private var loadingState: some View {
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VStack(spacing: 12) {
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ProgressView()
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Text(NSLocalizedString("Загружаем чаты…", comment: ""))
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.font(.subheadline)
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.foregroundColor(.secondary)
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}
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.frame(maxWidth: .infinity, maxHeight: .infinity)
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}
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private func errorState(message: String) -> some View {
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VStack(spacing: 12) {
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Image(systemName: "exclamationmark.bubble")
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.font(.system(size: 48))
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.foregroundColor(.orange)
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Text(message)
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.font(.body)
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.multilineTextAlignment(.center)
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.foregroundColor(.primary)
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Button(action: { viewModel.loadInitialChats(force: true) }) {
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Text(NSLocalizedString("Повторить", comment: ""))
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.font(.headline)
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}
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.buttonStyle(.borderedProminent)
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}
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.padding()
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.frame(maxWidth: .infinity, maxHeight: .infinity)
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}
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private var emptyState: some View {
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VStack(spacing: 12) {
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Image(systemName: "bubble.left")
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.font(.system(size: 48))
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.foregroundColor(.secondary)
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Text(NSLocalizedString("Пока что у вас нет чатов", comment: ""))
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.font(.body)
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.foregroundColor(.secondary)
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Button(action: { viewModel.refresh() }) {
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Text(NSLocalizedString("Обновить", comment: ""))
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}
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.buttonStyle(.bordered)
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}
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.padding()
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.frame(maxWidth: .infinity, maxHeight: .infinity)
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}
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private var loadingMoreRow: some View {
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HStack {
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Spacer()
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ProgressView()
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.padding(.vertical, 12)
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Spacer()
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}
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.listRowSeparator(.hidden)
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}
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@ViewBuilder
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private func chatRowItem(for chat: PrivateChatListItem) -> some View {
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Button {
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selectedChatId = chat.chatId
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} label: {
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ChatRowView(chat: chat, currentUserId: currentUserId)
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.contentShape(Rectangle())
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}
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.buttonStyle(.plain)
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.contextMenu {
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Button(action: {}) {
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Label(NSLocalizedString("Закрепить (скоро)", comment: ""), systemImage: "pin")
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}
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Button(action: {}) {
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Label(NSLocalizedString("Без звука (скоро)", comment: ""), systemImage: "speaker.slash")
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}
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Button(role: .destructive, action: {}) {
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Label(NSLocalizedString("Удалить чат (скоро)", comment: ""), systemImage: "trash")
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}
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}
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.background(
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NavigationLink(
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destination: ChatPlaceholderView(chat: chat),
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tag: chat.chatId,
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selection: $selectedChatId
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) {
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EmptyView()
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}
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.hidden()
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)
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.onAppear {
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guard !isSearching else { return }
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viewModel.loadMoreIfNeeded(currentItem: chat)
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}
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}
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}
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private extension ChatsTab {
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func dismissKeyboard() {
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#if canImport(UIKit)
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UIApplication.shared.sendAction(#selector(UIResponder.resignFirstResponder), to: nil, from: nil, for: nil)
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#endif
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}
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}
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private struct ScrollDismissesKeyboardModifier: ViewModifier {
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func body(content: Content) -> some View {
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if #available(iOS 16.0, *) {
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content.scrollDismissesKeyboard(.interactively)
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} else {
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content
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}
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}
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}
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private struct ChatRowView: View {
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let chat: PrivateChatListItem
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let currentUserId: String?
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private var title: String {
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switch chat.chatType {
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case .self:
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return NSLocalizedString("Избранные сообщения", comment: "")
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case .privateChat, .unknown:
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if let custom = chat.chatData?.customName, !custom.isEmpty {
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return custom
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}
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if let full = chat.chatData?.fullName, !full.isEmpty {
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return full
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}
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if let login = chat.chatData?.login, !login.isEmpty {
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return "@\(login)"
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}
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return NSLocalizedString("Неизвестный пользователь", comment: "")
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}
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}
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private var officialFullName: String? {
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guard let name = chat.chatData?.fullName?.trimmingCharacters(in: .whitespacesAndNewlines), !name.isEmpty else {
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return nil
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}
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return NSLocalizedString(name, comment: "")
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}
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private var loginDisplay: String? {
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guard let login = chat.chatData?.login?.trimmingCharacters(in: .whitespacesAndNewlines), !login.isEmpty else {
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return nil
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}
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return "@\(login)"
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}
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private var isOfficial: Bool {
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officialFullName != nil
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}
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private var avatarBackgroundColor: Color {
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isOfficial ? Color.accentColor.opacity(0.85) : Color.accentColor.opacity(0.15)
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}
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private var avatarTextColor: Color {
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isOfficial ? Color.white : Color.accentColor
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}
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private var messagePreview: String {
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guard let message = chat.lastMessage else {
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return NSLocalizedString("Нет сообщений", comment: "")
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}
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let body = messageBody(for: message)
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guard let prefix = authorPrefix(for: message) else {
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return body
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}
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return body.isEmpty ? prefix : "\(body)"
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// return body.isEmpty ? prefix : "\(prefix): \(body)"
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}
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private func messageBody(for message: MessageItem) -> String {
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if let content = trimmed(message.content), !content.isEmpty {
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return content
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}
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if message.mediaLink != nil {
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return NSLocalizedString("Вложение", comment: "")
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}
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return NSLocalizedString("Сообщение", comment: "")
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}
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private func authorPrefix(for message: MessageItem) -> String? {
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let isCurrentUser = currentUserId.map { $0 == message.senderId } ?? false
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if isCurrentUser {
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return NSLocalizedString("Вы", comment: "")
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}
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let profile = message.senderData ?? chat.chatData
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return displayName(for: profile)
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}
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private func displayName(for profile: ChatProfile?) -> String? {
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guard let profile else { return nil }
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let login = trimmed(profile.login)
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let customName = trimmed(profile.customName)
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let fullName = trimmed(profile.fullName)
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let isOfficialProfile = fullName != nil
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if isOfficialProfile, let login {
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if let customName {
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return "@\(login) (\(customName))"
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}
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return "@\(login)"
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}
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if let customName {
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return customName
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}
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if let login {
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return "@\(login)"
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}
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return fullName
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}
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private func trimmed(_ string: String?) -> String? {
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guard let string = string?.trimmingCharacters(in: .whitespacesAndNewlines), !string.isEmpty else {
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return nil
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}
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return string
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}
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private var timestamp: String? {
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let date = chat.lastMessage?.createdAt ?? chat.createdAt
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guard let date else { return nil }
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return ChatRowView.formattedTimestamp(for: date)
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}
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private var initial: String {
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let sourceName: String
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if let full = officialFullName {
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sourceName = full
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} else if let custom = chat.chatData?.customName, !custom.trimmingCharacters(in: .whitespacesAndNewlines).isEmpty {
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sourceName = custom
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} else if let login = chat.chatData?.login?.trimmingCharacters(in: .whitespacesAndNewlines), !login.isEmpty {
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sourceName = login
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} else {
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sourceName = NSLocalizedString("Неизвестный пользователь", comment: "")
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}
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if let character = sourceName.first(where: { !$0.isWhitespace && $0 != "@" }) {
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return String(character).uppercased()
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}
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return "?"
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}
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private var subtitleColor: Color {
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chat.unreadCount > 0 ? .primary : .secondary
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}
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private var shouldShowReadStatus: Bool {
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guard let message = chat.lastMessage else { return false }
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let isCurrentUser = currentUserId.map { $0 == message.senderId } ?? false
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return isCurrentUser
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}
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private var readStatusIconName: String {
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guard let message = chat.lastMessage else { return "" }
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return message.isViewed == true ? "checkmark.circle.fill" : "checkmark.circle"
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}
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private var readStatusColor: Color {
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guard let message = chat.lastMessage else { return .secondary }
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return message.isViewed == true ? Color.accentColor : Color.secondary
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}
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var body: some View {
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HStack(spacing: 12) {
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Circle()
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.fill(avatarBackgroundColor)
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.frame(width: 44, height: 44)
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.overlay(
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Text(initial)
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.font(.headline)
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.foregroundColor(avatarTextColor)
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)
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VStack(alignment: .leading, spacing: 4) {
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if let officialName = officialFullName {
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HStack(spacing: 6) {
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Text(officialName)
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.fontWeight(.semibold)
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.foregroundColor(.primary)
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.lineLimit(1)
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.truncationMode(.tail)
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Image(systemName: "checkmark.seal.fill")
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.foregroundColor(Color.accentColor)
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.font(.caption)
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}
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// if let login = loginDisplay {
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// Text(login)
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// .font(.footnote)
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// .foregroundColor(.secondary)
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// .lineLimit(1)
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// .truncationMode(.tail)
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// }
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} else {
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Text(title)
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.fontWeight(chat.unreadCount > 0 ? .semibold : .regular)
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.foregroundColor(.primary)
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.lineLimit(1)
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.truncationMode(.tail)
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}
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Text(messagePreview)
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.font(.subheadline)
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.foregroundColor(subtitleColor)
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.lineLimit(2)
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.truncationMode(.tail)
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}
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.frame(maxWidth: .infinity, alignment: .leading)
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Spacer()
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VStack(alignment: .trailing, spacing: 6) {
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if let timestamp {
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HStack(spacing: 4) {
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if shouldShowReadStatus {
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Image(systemName: readStatusIconName)
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.foregroundColor(readStatusColor)
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.font(.caption2)
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}
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Text(timestamp)
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.font(.caption)
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.foregroundColor(.secondary)
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}
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}
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if chat.unreadCount > 0 {
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Text("\(chat.unreadCount)")
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.font(.caption2.bold())
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.foregroundColor(.white)
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.padding(.horizontal, 8)
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.padding(.vertical, 4)
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.background(
|
||
Capsule().fill(Color.accentColor)
|
||
)
|
||
}
|
||
}
|
||
}
|
||
.padding(.vertical, 8)
|
||
}
|
||
|
||
private static func formattedTimestamp(for date: Date) -> String {
|
||
let calendar = Calendar.current
|
||
let locale = Locale.current
|
||
|
||
let now = Date()
|
||
let startOfNow = calendar.startOfDay(for: now)
|
||
let startOfDate = calendar.startOfDay(for: date)
|
||
let diff = calendar.dateComponents([.day], from: startOfDate, to: startOfNow).day ?? 0
|
||
|
||
if diff <= 0 {
|
||
return timeString(for: date, locale: locale)
|
||
}
|
||
|
||
if diff == 1 {
|
||
return locale.identifier.lowercased().hasPrefix("ru") ? "Вчера" : "Yesterday"
|
||
}
|
||
|
||
if diff < 7 {
|
||
return weekdayFormatter(for: locale).string(from: date)
|
||
}
|
||
|
||
if diff < 365 {
|
||
return monthDayFormatter(for: locale).string(from: date)
|
||
}
|
||
|
||
return fullDateFormatter(for: locale).string(from: date)
|
||
}
|
||
|
||
private static func timeString(for date: Date, locale: Locale) -> String {
|
||
let timeFormat = DateFormatter.dateFormat(fromTemplate: "j", options: 0, locale: locale) ?? ""
|
||
let is12Hour = timeFormat.contains("a") || timeFormat.contains("h") || timeFormat.contains("K")
|
||
|
||
let formatter = DateFormatter()
|
||
formatter.locale = locale
|
||
if is12Hour {
|
||
formatter.dateFormat = DateFormatter.dateFormat(fromTemplate: "h:mm a", options: 0, locale: locale) ?? "h:mm a"
|
||
} else {
|
||
formatter.dateFormat = "HH:mm"
|
||
}
|
||
return formatter.string(from: date)
|
||
}
|
||
|
||
private static func weekdayFormatter(for locale: Locale) -> DateFormatter {
|
||
let formatter = DateFormatter()
|
||
formatter.locale = locale
|
||
formatter.setLocalizedDateFormatFromTemplate("EEE")
|
||
return formatter
|
||
}
|
||
|
||
private static func monthDayFormatter(for locale: Locale) -> DateFormatter {
|
||
let formatter = DateFormatter()
|
||
formatter.locale = locale
|
||
formatter.setLocalizedDateFormatFromTemplate("MMM d")
|
||
return formatter
|
||
}
|
||
|
||
private static func fullDateFormatter(for locale: Locale) -> DateFormatter {
|
||
let formatter = DateFormatter()
|
||
formatter.locale = locale
|
||
formatter.dateFormat = "dd.MM.yy"
|
||
return formatter
|
||
}
|
||
}
|
||
|
||
struct ChatsTab_Previews: PreviewProvider {
|
||
struct Wrapper: View {
|
||
@State private var progress: CGFloat = 1
|
||
@State private var searchText: String = ""
|
||
|
||
var body: some View {
|
||
ChatsTab(searchRevealProgress: $progress, searchText: $searchText)
|
||
.environmentObject(ThemeManager())
|
||
}
|
||
}
|
||
|
||
static var previews: some View {
|
||
Wrapper()
|
||
}
|
||
}
|
||
|
||
private struct ChatPlaceholderView: View {
|
||
let chat: PrivateChatListItem
|
||
|
||
private var companionId: String {
|
||
if let profileId = chat.chatData?.userId {
|
||
return profileId
|
||
}
|
||
if let senderId = chat.lastMessage?.senderId {
|
||
return senderId
|
||
}
|
||
return NSLocalizedString("Неизвестный", comment: "")
|
||
}
|
||
|
||
var body: some View {
|
||
VStack(spacing: 16) {
|
||
Text(NSLocalizedString("Экран чата в разработке", comment: ""))
|
||
.font(.headline)
|
||
|
||
VStack(alignment: .leading, spacing: 8) {
|
||
HStack {
|
||
Text("Chat ID:")
|
||
.font(.subheadline)
|
||
.foregroundColor(.secondary)
|
||
Text(chat.chatId)
|
||
.font(.body.monospaced())
|
||
}
|
||
|
||
if companionId != NSLocalizedString("Неизвестный", comment: "") {
|
||
HStack {
|
||
Text("Companion ID:")
|
||
.font(.subheadline)
|
||
.foregroundColor(.secondary)
|
||
Text(companionId)
|
||
.font(.body.monospaced())
|
||
}
|
||
}
|
||
}
|
||
.frame(maxWidth: .infinity, alignment: .leading)
|
||
|
||
Spacer()
|
||
}
|
||
.padding()
|
||
.navigationTitle(title)
|
||
.navigationBarTitleDisplayMode(.inline)
|
||
}
|
||
|
||
private var title: String {
|
||
if let full = chat.chatData?.fullName, !full.isEmpty {
|
||
return full
|
||
}
|
||
if let custom = chat.chatData?.customName, !custom.isEmpty {
|
||
return custom
|
||
}
|
||
if let login = chat.chatData?.login, !login.isEmpty {
|
||
return "@\(login)"
|
||
}
|
||
return NSLocalizedString("Чат", comment: "")
|
||
}
|
||
}
|
||
|
||
extension Notification.Name {
|
||
static let debugRefreshChats = Notification.Name("debugRefreshChats")
|
||
}
|