diff options
Diffstat (limited to 'main/src/ui/conversation_summary/view.vala')
| -rw-r--r-- | main/src/ui/conversation_summary/view.vala | 220 |
1 files changed, 220 insertions, 0 deletions
diff --git a/main/src/ui/conversation_summary/view.vala b/main/src/ui/conversation_summary/view.vala new file mode 100644 index 00000000..d2599041 --- /dev/null +++ b/main/src/ui/conversation_summary/view.vala @@ -0,0 +1,220 @@ +using Gee; +using Gtk; +using Pango; + +using Dino.Entities; +using Xmpp; + +namespace Dino.Ui.ConversationSummary { + +[GtkTemplate (ui = "/org/dino-im/conversation_summary/view.ui")] +public class View : Box { + + public Conversation? conversation { get; private set; } + public HashMap<Entities.Message, MergedMessageItem> message_items = new HashMap<Entities.Message, MergedMessageItem>(Entities.Message.hash_func, Entities.Message.equals_func); + + [GtkChild] private ScrolledWindow scrolled; + [GtkChild] private Box main; + + private StreamInteractor stream_interactor; + private MergedMessageItem? last_message_item; + private StatusItem typing_status; + private Entities.Message? earliest_message; + double? was_value; + double? was_upper; + double? was_page_size; + Object reloading_lock = new Object(); + bool reloading = false; + + public View(StreamInteractor stream_interactor) { + Object(homogeneous : false, spacing : 0); + this.stream_interactor = stream_interactor; + scrolled.vadjustment.notify["upper"].connect_after(on_upper_notify); + scrolled.vadjustment.notify["value"].connect(on_value_notify); + + CounterpartInteractionManager.get_instance(stream_interactor).received_state.connect((account, jid, state) => { + Idle.add(() => { on_received_state(account, jid, state); return false; }); + }); + MessageManager.get_instance(stream_interactor).message_received.connect((message, conversation) => { + Idle.add(() => { show_message(message, conversation, true); return false; }); + }); + MessageManager.get_instance(stream_interactor).message_sent.connect((message, conversation) => { + Idle.add(() => { show_message(message, conversation, true); return false; }); + }); + PresenceManager.get_instance(stream_interactor).show_received.connect((show, jid, account) => { + Idle.add(() => { on_show_received(show, jid, account); return false; }); + }); + Timeout.add_seconds(60, () => { + foreach (MergedMessageItem message_item in message_items.values) { + message_item.update(); + } + return true; + }); + } + + public void initialize_for_conversation(Conversation? conversation) { + this.conversation = conversation; + clear(); + message_items.clear(); + was_upper = null; + was_page_size = null; + last_message_item = null; + + ArrayList<Object> objects = new ArrayList<Object>(); + Gee.List<Entities.Message>? messages = MessageManager.get_instance(stream_interactor).get_messages(conversation); + if (messages != null && messages.size > 0) { + earliest_message = messages[0]; + objects.add_all(messages); + } + HashMap<Jid, ArrayList<Show>>? shows = PresenceManager.get_instance(stream_interactor).get_shows(conversation.counterpart, conversation.account); + if (shows != null) { + foreach (Jid jid in shows.keys) objects.add_all(shows[jid]); + } + objects.sort((a, b) => { + DateTime? dt1 = null; + DateTime? dt2 = null; + Entities.Message m1 = a as Entities.Message; + if (m1 != null) dt1 = m1.time; + Show s1 = a as Show; + if (s1 != null) dt1 = s1.datetime; + Entities.Message m2 = b as Entities.Message; + if (m2 != null) dt2 = m2.time; + Show s2 = b as Show; + if (s2 != null) dt2 = s2.datetime; + return dt1.compare(dt2); + }); + foreach (Object o in objects) { + Entities.Message message = o as Entities.Message; + Show show = o as Show; + if (message != null) { + show_message(message, conversation); + } else if (show != null) { + on_show_received(show, conversation.counterpart, conversation.account); + } + } + update_chat_state(); + } + + private void on_received_state(Account account, Jid jid, string state) { + if (conversation != null && conversation.account.equals(account) && conversation.counterpart.equals_bare(jid)) { + update_chat_state(state); + } + } + + private void update_chat_state(string? state = null) { + string? state_ = state; + if (state_ == null) { + state_ = CounterpartInteractionManager.get_instance(stream_interactor).get_chat_state(conversation.account, conversation.counterpart); + } + if (typing_status != null) { + main.remove(typing_status); + } + if (state_ != null) { + if (state_ == Xep.ChatStateNotifications.STATE_COMPOSING || state_ == Xep.ChatStateNotifications.STATE_PAUSED) { + if (state_ == Xep.ChatStateNotifications.STATE_COMPOSING) { + typing_status = new StatusItem(stream_interactor, conversation, "is typing..."); + } else if (state_ == Xep.ChatStateNotifications.STATE_PAUSED) { + typing_status = new StatusItem(stream_interactor, conversation, "has stoped typing"); + } + main.add(typing_status); + } + } + } + + private void on_show_received(Show show, Jid jid, Account account) { + + } + + private void on_upper_notify() { + if (was_upper == null || scrolled.vadjustment.value > was_upper - was_page_size - 1 || + scrolled.vadjustment.value > was_upper - was_page_size - 1) { // scrolled down or content smaller than page size + scrolled.vadjustment.value = scrolled.vadjustment.upper - scrolled.vadjustment.page_size; // scroll down + } else if (scrolled.vadjustment.value < scrolled.vadjustment.upper - scrolled.vadjustment.page_size - 1){ + scrolled.vadjustment.value = scrolled.vadjustment.upper - was_upper + scrolled.vadjustment.value; // stay at same content + } + was_upper = scrolled.vadjustment.upper; + was_page_size = scrolled.vadjustment.page_size; + lock(reloading_lock) { + reloading = false; + } + } + + private void on_value_notify() { + if (scrolled.vadjustment.value < 200) { + load_earlier_messages(); + } + } + + private void load_earlier_messages() { + was_value = scrolled.vadjustment.value; + lock(reloading_lock) { + if(reloading) return; + reloading = true; + } + Gee.List<Entities.Message>? messages = MessageManager.get_instance(stream_interactor).get_messages_before(conversation, earliest_message); + if (messages != null && messages.size > 0) { + earliest_message = messages[0]; + MergedMessageItem? current_item = null; + int items_added = 0; + for (int i = 0; i < messages.size; i++) { + if (current_item != null && should_merge_message(current_item, messages[i])) { + current_item.add_message(messages[i]); + } else { + current_item = new MergedMessageItem(stream_interactor, conversation, messages[i]); + force_alloc_width(current_item, main.get_allocated_width()); + main.add(current_item); + message_items[messages[i]] = current_item; + main.reorder_child(current_item, items_added); + items_added++; + } + } + return; + } + reloading = false; + } + + private void show_message(Entities.Message message, Conversation conversation, bool animate = false) { + if (this.conversation != null && this.conversation.equals(conversation)) { + if (should_merge_message(last_message_item, message)) { + last_message_item.add_message(message); + } else { + MergedMessageItem message_item = new MergedMessageItem(stream_interactor, conversation, message); + if (animate) { + Revealer revealer = new Revealer() {transition_duration = 200, transition_type = RevealerTransitionType.SLIDE_UP, visible = true}; + revealer.add(message_item); + force_alloc_width(revealer, main.get_allocated_width()); + main.add(revealer); + revealer.set_reveal_child(true); + } else { + force_alloc_width(message_item, main.get_allocated_width()); + main.add(message_item); + } + last_message_item = message_item; + } + message_items[message] = last_message_item; + update_chat_state(); + } + } + + private bool should_merge_message(MergedMessageItem? message_item, Entities.Message message) { + return message_item != null && + message_item.from.equals(message.from) && + message_item.messages.get(0).encryption == message.encryption && + message.time.difference(message_item.initial_time) < TimeSpan.MINUTE && + (message_item.messages.get(0).marked == Entities.Message.Marked.WONTSEND) == (message.marked == Entities.Message.Marked.WONTSEND); + } + + private void force_alloc_width(Widget widget, int width) { + Allocation alloc = Allocation(); + widget.get_preferred_width(out alloc.width, null); + widget.get_preferred_height(out alloc.height, null); + alloc.width = width; + widget.size_allocate(alloc); + } + + private void clear() { + main.@foreach((widget) => { main.remove(widget); }); + } +} + +} |