560 lines
16 KiB
Dart
560 lines
16 KiB
Dart
import 'dart:async';
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import 'package:dash_chat_2/dash_chat_2.dart';
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import 'package:desktop_multi_window/desktop_multi_window.dart';
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import 'package:draggable_float_widget/draggable_float_widget.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter/services.dart';
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import 'package:flutter_hbb/common/shared_state.dart';
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import 'package:flutter_hbb/desktop/widgets/tabbar_widget.dart';
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import 'package:flutter_hbb/mobile/pages/home_page.dart';
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import 'package:flutter_hbb/models/platform_model.dart';
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import 'package:flutter_hbb/models/state_model.dart';
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import 'package:get/get.dart';
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import 'package:uuid/uuid.dart';
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import 'package:window_manager/window_manager.dart';
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import 'package:flutter_svg/flutter_svg.dart';
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import '../consts.dart';
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import '../common.dart';
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import '../common/widgets/overlay.dart';
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import '../main.dart';
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import 'model.dart';
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class MessageKey {
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final String peerId;
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final int connId;
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bool get isOut => connId == ChatModel.clientModeID;
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MessageKey(this.peerId, this.connId);
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@override
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bool operator ==(other) {
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return other is MessageKey &&
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other.peerId == peerId &&
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other.isOut == isOut;
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}
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@override
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int get hashCode => peerId.hashCode ^ isOut.hashCode;
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}
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class MessageBody {
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ChatUser chatUser;
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List<ChatMessage> chatMessages;
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MessageBody(this.chatUser, this.chatMessages);
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void insert(ChatMessage cm) {
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chatMessages.insert(0, cm);
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}
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void clear() {
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chatMessages.clear();
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}
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}
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class ChatModel with ChangeNotifier {
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static final clientModeID = -1;
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OverlayEntry? chatIconOverlayEntry;
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OverlayEntry? chatWindowOverlayEntry;
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bool isConnManager = false;
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RxBool isWindowFocus = true.obs;
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BlockableOverlayState _blockableOverlayState = BlockableOverlayState();
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final Rx<VoiceCallStatus> _voiceCallStatus = Rx(VoiceCallStatus.notStarted);
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Rx<VoiceCallStatus> get voiceCallStatus => _voiceCallStatus;
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TextEditingController textController = TextEditingController();
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RxInt mobileUnreadSum = 0.obs;
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MessageKey? latestReceivedKey;
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Offset chatWindowPosition = Offset(20, 80);
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void setChatWindowPosition(Offset position) {
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chatWindowPosition = position;
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notifyListeners();
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}
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@override
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void dispose() {
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textController.dispose();
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super.dispose();
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}
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final ChatUser me = ChatUser(
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id: Uuid().v4().toString(),
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firstName: translate("Me"),
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);
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late final Map<MessageKey, MessageBody> _messages = {};
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MessageKey _currentKey = MessageKey('', -2); // -2 is invalid value
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late bool _isShowCMSidePage = false;
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Map<MessageKey, MessageBody> get messages => _messages;
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MessageKey get currentKey => _currentKey;
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bool get isShowCMSidePage => _isShowCMSidePage;
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void setOverlayState(BlockableOverlayState blockableOverlayState) {
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_blockableOverlayState = blockableOverlayState;
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_blockableOverlayState.addMiddleBlockedListener((v) {
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if (!v) {
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isWindowFocus.value = false;
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if (isWindowFocus.value) {
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isWindowFocus.toggle();
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}
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}
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});
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}
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final WeakReference<FFI> parent;
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late final SessionID sessionId;
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late FocusNode inputNode;
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ChatModel(this.parent) {
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sessionId = parent.target!.sessionId;
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inputNode = FocusNode(
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onKey: (_, event) {
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bool isShiftPressed = event.isKeyPressed(LogicalKeyboardKey.shiftLeft);
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bool isEnterPressed = event.isKeyPressed(LogicalKeyboardKey.enter);
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// don't send empty messages
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if (isEnterPressed && isEnterPressed && textController.text.isEmpty) {
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return KeyEventResult.handled;
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}
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if (isEnterPressed && !isShiftPressed) {
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final ChatMessage message = ChatMessage(
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text: textController.text,
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user: me,
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createdAt: DateTime.now(),
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);
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send(message);
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textController.clear();
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return KeyEventResult.handled;
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}
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return KeyEventResult.ignored;
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},
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);
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}
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ChatUser? get currentUser => _messages[_currentKey]?.chatUser;
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showChatIconOverlay({Offset offset = const Offset(200, 50)}) {
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if (chatIconOverlayEntry != null) {
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chatIconOverlayEntry!.remove();
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}
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// mobile check navigationBar
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final bar = navigationBarKey.currentWidget;
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if (bar != null) {
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if ((bar as BottomNavigationBar).currentIndex == 1) {
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return;
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}
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}
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final overlayState = _blockableOverlayState.state;
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if (overlayState == null) return;
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final overlay = OverlayEntry(builder: (context) {
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return DraggableFloatWidget(
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config: DraggableFloatWidgetBaseConfig(
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initPositionYInTop: false,
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initPositionYMarginBorder: 100,
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borderTopContainTopBar: true,
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),
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child: FloatingActionButton(
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onPressed: () {
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if (chatWindowOverlayEntry == null) {
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showChatWindowOverlay();
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} else {
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hideChatWindowOverlay();
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}
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},
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backgroundColor: Theme.of(context).colorScheme.primary,
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child: SvgPicture.asset('assets/chat2.svg'),
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),
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);
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});
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overlayState.insert(overlay);
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chatIconOverlayEntry = overlay;
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}
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hideChatIconOverlay() {
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if (chatIconOverlayEntry != null) {
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chatIconOverlayEntry!.remove();
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chatIconOverlayEntry = null;
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}
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}
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showChatWindowOverlay({Offset? chatInitPos}) {
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if (chatWindowOverlayEntry != null) return;
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isWindowFocus.value = true;
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_blockableOverlayState.setMiddleBlocked(true);
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final overlayState = _blockableOverlayState.state;
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if (overlayState == null) return;
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if (isMobile &&
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!gFFI.chatModel.currentKey.isOut && // not in remote page
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gFFI.chatModel.latestReceivedKey != null) {
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gFFI.chatModel.changeCurrentKey(gFFI.chatModel.latestReceivedKey!);
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gFFI.chatModel.mobileClearClientUnread(gFFI.chatModel.currentKey.connId);
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}
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final overlay = OverlayEntry(builder: (context) {
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return Listener(
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onPointerDown: (_) {
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if (!isWindowFocus.value) {
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isWindowFocus.value = true;
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_blockableOverlayState.setMiddleBlocked(true);
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}
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},
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child: DraggableChatWindow(
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position: chatInitPos ?? chatWindowPosition,
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width: 250,
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height: 350,
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chatModel: this));
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});
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overlayState.insert(overlay);
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chatWindowOverlayEntry = overlay;
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requestChatInputFocus();
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}
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hideChatWindowOverlay() {
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if (chatWindowOverlayEntry != null) {
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_blockableOverlayState.setMiddleBlocked(false);
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chatWindowOverlayEntry!.remove();
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chatWindowOverlayEntry = null;
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return;
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}
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}
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_isChatOverlayHide() => ((!isDesktop && chatIconOverlayEntry == null) ||
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chatWindowOverlayEntry == null);
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toggleChatOverlay({Offset? chatInitPos}) {
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if (_isChatOverlayHide()) {
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gFFI.invokeMethod("enable_soft_keyboard", true);
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if (!isDesktop) {
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showChatIconOverlay();
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}
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showChatWindowOverlay(chatInitPos: chatInitPos);
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} else {
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hideChatIconOverlay();
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hideChatWindowOverlay();
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}
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}
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hideChatOverlay() {
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if (!_isChatOverlayHide()) {
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hideChatIconOverlay();
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hideChatWindowOverlay();
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}
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}
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showChatPage(MessageKey key) async {
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if (isDesktop) {
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if (isConnManager) {
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if (!_isShowCMSidePage) {
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await toggleCMChatPage(key);
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}
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} else {
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if (_isChatOverlayHide()) {
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await toggleChatOverlay();
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}
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}
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} else {
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if (key.connId == clientModeID) {
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if (_isChatOverlayHide()) {
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await toggleChatOverlay();
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}
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}
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}
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}
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toggleCMChatPage(MessageKey key) async {
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if (gFFI.chatModel.currentKey != key) {
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gFFI.chatModel.changeCurrentKey(key);
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}
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await toggleCMSidePage();
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}
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toggleCMFilePage() async {
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await toggleCMSidePage();
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}
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var _togglingCMSidePage = false; // protect order for await
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toggleCMSidePage() async {
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if (_togglingCMSidePage) return false;
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_togglingCMSidePage = true;
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if (_isShowCMSidePage) {
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_isShowCMSidePage = !_isShowCMSidePage;
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notifyListeners();
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await windowManager.show();
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await windowManager.setSizeAlignment(
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kConnectionManagerWindowSizeClosedChat, Alignment.topRight);
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} else {
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final currentSelectedTab =
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gFFI.serverModel.tabController.state.value.selectedTabInfo;
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final client = parent.target?.serverModel.clients.firstWhereOrNull(
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(client) => client.id.toString() == currentSelectedTab.key);
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if (client != null) {
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client.unreadChatMessageCount.value = 0;
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}
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requestChatInputFocus();
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await windowManager.show();
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await windowManager.setSizeAlignment(
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kConnectionManagerWindowSizeOpenChat, Alignment.topRight);
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_isShowCMSidePage = !_isShowCMSidePage;
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notifyListeners();
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}
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_togglingCMSidePage = false;
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}
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changeCurrentKey(MessageKey key) {
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updateConnIdOfKey(key);
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String? peerName;
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if (key.connId == clientModeID) {
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peerName = parent.target?.ffiModel.pi.username;
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} else {
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peerName = parent.target?.serverModel.clients
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.firstWhereOrNull((client) => client.peerId == key.peerId)
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?.name;
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}
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if (!_messages.containsKey(key)) {
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final chatUser = ChatUser(
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id: key.peerId,
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firstName: peerName,
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);
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_messages[key] = MessageBody(chatUser, []);
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} else {
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if (peerName != null && peerName.isNotEmpty) {
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_messages[key]?.chatUser.firstName = peerName;
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}
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}
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_currentKey = key;
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notifyListeners();
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mobileClearClientUnread(key.connId);
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}
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receive(int id, String text) async {
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final session = parent.target;
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if (session == null) {
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debugPrint("Failed to receive msg, session state is null");
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return;
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}
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if (text.isEmpty) return;
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if (desktopType == DesktopType.cm) {
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await showCmWindow();
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}
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String? peerId;
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if (id == clientModeID) {
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peerId = session.id;
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} else {
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peerId = session.serverModel.clients
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.firstWhereOrNull((e) => e.id == id)
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?.peerId;
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}
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if (peerId == null) {
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debugPrint("Failed to receive msg, peerId is null");
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return;
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}
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final messagekey = MessageKey(peerId, id);
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// mobile: first message show overlay icon
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if (!isDesktop && chatIconOverlayEntry == null) {
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showChatIconOverlay();
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}
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// show chat page
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await showChatPage(messagekey);
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late final ChatUser chatUser;
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if (id == clientModeID) {
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chatUser = ChatUser(
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firstName: session.ffiModel.pi.username,
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id: peerId,
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);
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if (isDesktop) {
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if (Get.isRegistered<DesktopTabController>()) {
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DesktopTabController tabController = Get.find<DesktopTabController>();
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var index = tabController.state.value.tabs
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.indexWhere((e) => e.key == session.id);
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final notSelected =
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index >= 0 && tabController.state.value.selected != index;
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// minisized: top and switch tab
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// not minisized: add count
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if (await WindowController.fromWindowId(stateGlobal.windowId)
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.isMinimized()) {
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windowOnTop(stateGlobal.windowId);
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if (notSelected) {
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tabController.jumpTo(index);
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}
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} else {
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if (notSelected) {
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UnreadChatCountState.find(peerId).value += 1;
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}
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}
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}
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}
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} else {
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final client = session.serverModel.clients
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.firstWhereOrNull((client) => client.id == id);
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if (client == null) {
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debugPrint("Failed to receive msg, client is null");
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return;
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}
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if (isDesktop) {
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windowOnTop(null);
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// disable auto jumpTo other tab when hasFocus, and mark unread message
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final currentSelectedTab =
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session.serverModel.tabController.state.value.selectedTabInfo;
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if (currentSelectedTab.key != id.toString() && inputNode.hasFocus) {
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client.unreadChatMessageCount.value += 1;
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} else {
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parent.target?.serverModel.jumpTo(id);
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}
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} else {
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if (HomePage.homeKey.currentState?.isChatPageCurrentTab != true ||
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_currentKey != messagekey) {
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client.unreadChatMessageCount.value += 1;
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mobileUpdateUnreadSum();
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}
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}
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chatUser = ChatUser(id: client.peerId, firstName: client.name);
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}
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insertMessage(messagekey,
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ChatMessage(text: text, user: chatUser, createdAt: DateTime.now()));
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if (id == clientModeID || _currentKey.peerId.isEmpty) {
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// client or invalid
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_currentKey = messagekey;
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mobileClearClientUnread(messagekey.connId);
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}
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latestReceivedKey = messagekey;
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notifyListeners();
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}
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send(ChatMessage message) {
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String trimmedText = message.text.trim();
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if (trimmedText.isEmpty) {
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return;
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}
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message.text = trimmedText;
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insertMessage(_currentKey, message);
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if (_currentKey.connId == clientModeID && parent.target != null) {
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bind.sessionSendChat(sessionId: sessionId, text: message.text);
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} else {
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bind.cmSendChat(connId: _currentKey.connId, msg: message.text);
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}
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notifyListeners();
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inputNode.requestFocus();
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}
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insertMessage(MessageKey key, ChatMessage message) {
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updateConnIdOfKey(key);
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if (!_messages.containsKey(key)) {
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_messages[key] = MessageBody(message.user, []);
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}
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_messages[key]?.insert(message);
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}
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updateConnIdOfKey(MessageKey key) {
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if (_messages.keys
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.toList()
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.firstWhereOrNull((e) => e == key && e.connId != key.connId) !=
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null) {
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final value = _messages.remove(key);
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if (value != null) {
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_messages[key] = value;
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}
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}
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if (_currentKey == key || _currentKey.peerId.isEmpty) {
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_currentKey = key; // hash != assign
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}
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}
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void mobileUpdateUnreadSum() {
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if (!isMobile) return;
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var sum = 0;
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parent.target?.serverModel.clients
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.map((e) => sum += e.unreadChatMessageCount.value)
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.toList();
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Future.delayed(Duration.zero, () {
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mobileUnreadSum.value = sum;
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});
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}
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void mobileClearClientUnread(int id) {
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if (!isMobile) return;
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final client = parent.target?.serverModel.clients
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.firstWhereOrNull((client) => client.id == id);
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if (client != null) {
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Future.delayed(Duration.zero, () {
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client.unreadChatMessageCount.value = 0;
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mobileUpdateUnreadSum();
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});
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}
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}
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close() {
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hideChatIconOverlay();
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hideChatWindowOverlay();
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notifyListeners();
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}
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resetClientMode() {
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_messages[clientModeID]?.clear();
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}
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void requestChatInputFocus() {
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Timer(Duration(milliseconds: 100), () {
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if (inputNode.hasListeners && inputNode.canRequestFocus) {
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inputNode.requestFocus();
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}
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});
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}
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void onVoiceCallWaiting() {
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_voiceCallStatus.value = VoiceCallStatus.waitingForResponse;
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}
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void onVoiceCallStarted() {
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_voiceCallStatus.value = VoiceCallStatus.connected;
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if (isAndroid) {
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parent.target?.invokeMethod("on_voice_call_started");
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}
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}
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void onVoiceCallClosed(String reason) {
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_voiceCallStatus.value = VoiceCallStatus.notStarted;
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if (isAndroid) {
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parent.target?.invokeMethod("on_voice_call_closed");
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}
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}
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void onVoiceCallIncoming() {
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if (isConnManager) {
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_voiceCallStatus.value = VoiceCallStatus.incoming;
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}
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}
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void closeVoiceCall() {
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bind.sessionCloseVoiceCall(sessionId: sessionId);
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}
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}
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enum VoiceCallStatus {
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notStarted,
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waitingForResponse,
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connected,
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// Connection manager only.
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incoming
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}
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