only load 50 messages on channel switch (also fix member menu)

abaddon.cpp

@@ -237,6 +237,18 @@ void Abaddon::ActionChatLoadHistory(Snowflake id) {
     if (m_channels_history_loading.find(id) != m_channels_history_loading.end())
         return;
 
+    Snowflake before_id = m_main_window->GetChatOldestListedMessage();
+    auto knownset = m_discord.GetMessagesForChannel(id);
+    std::vector<Snowflake> knownvec(knownset.begin(), knownset.end());
+    std::sort(knownvec.begin(), knownvec.end());
+    auto latest = std::find_if(knownvec.begin(), knownvec.end(), [&before_id](Snowflake x) -> bool { return x == before_id; });
+    int distance = std::distance(knownvec.begin(), latest);
+
+    if (distance >= 50) {
+        m_main_window->UpdateChatPrependHistory(std::vector<Snowflake>(knownvec.begin() + distance - 50, knownvec.begin() + distance));
+        return;
+    }
+
     m_channels_history_loading.insert(id);
 
     m_discord.FetchMessagesInChannelBefore(id, m_oldest_listed_message[id], [this, id](const std::vector<Snowflake> &msgs) {

components/chatmessage.cpp

@@ -26,6 +26,7 @@ ChatMessageContainer::ChatMessageContainer(const Message *data) {
     get_style_context()->add_class("message-container");
     m_author->get_style_context()->add_class("message-container-author");
     m_timestamp->get_style_context()->add_class("message-container-timestamp");
+    m_avatar->get_style_context()->add_class("message-container-avatar");
 
     m_author->set_markup("<span weight=\"bold\">" + Glib::Markup::escape_text(data->Author.Username) + "</span>");
     m_author->set_single_line_mode(true);

components/chatwindow.cpp

@@ -237,6 +237,17 @@ void ChatWindow::InsertChatInput(std::string text) {
     m_input->grab_focus();
 }
 
+Snowflake ChatWindow::GetOldestListedMessage() {
+    Snowflake m;
+
+    for (const auto& [id, widget] : m_id_to_widget) {
+        if (id < m)
+            m = id;
+    }
+
+    return m;
+}
+
 void ChatWindow::ScrollToBottom() {
     auto x = m_scroll->get_vadjustment();
     x->set_value(x->get_upper());

components/chatwindow.hpp

@@ -21,6 +21,7 @@ public:
     void UpdateMessageContent(Snowflake id);
     void Clear();
     void InsertChatInput(std::string text);
+    Snowflake GetOldestListedMessage();
 
 protected:
     void ScrollToBottom();

components/memberlist.cpp

@@ -4,6 +4,7 @@
 
 MemberListUserRow::MemberListUserRow(Snowflake guild_id, const User *data) {
     ID = data->ID;
+    m_ev = Gtk::manage(new Gtk::EventBox);
     m_box = Gtk::manage(new Gtk::Box(Gtk::ORIENTATION_HORIZONTAL));
     m_label = Gtk::manage(new Gtk::Label);
     m_avatar = Gtk::manage(new Gtk::Image(Abaddon::Get().GetImageManager().GetPlaceholder(16)));
@@ -11,6 +12,7 @@ MemberListUserRow::MemberListUserRow(Snowflake guild_id, const User *data) {
     get_style_context()->add_class("members-row");
     get_style_context()->add_class("members-row-member");
     m_label->get_style_context()->add_class("members-row-label");
+    m_avatar->get_style_context()->add_class("members-row-avatar");
 
     m_label->set_single_line_mode(true);
     m_label->set_ellipsize(Pango::ELLIPSIZE_END);
@@ -32,7 +34,8 @@ MemberListUserRow::MemberListUserRow(Snowflake guild_id, const User *data) {
     m_label->set_halign(Gtk::ALIGN_START);
     m_box->add(*m_avatar);
     m_box->add(*m_label);
-    add(*m_box);
+    m_ev->add(*m_box);
+    add(*m_ev);
     show_all();
 }
 

components/memberlist.hpp

@@ -12,6 +12,7 @@ public:
     Snowflake ID;
 
 private:
+    Gtk::EventBox *m_ev;
     Gtk::Box *m_box;
     Gtk::Image *m_avatar;
     Gtk::Label *m_label;

windows/mainwindow.cpp

@@ -111,7 +111,17 @@ void MainWindow::UpdateChannelListing() {
 
 void MainWindow::UpdateChatWindowContents() {
     auto &discord = Abaddon::Get().GetDiscordClient();
-    m_chat.SetMessages(discord.GetMessagesForChannel(m_chat.GetActiveChannel()));
+    auto allmsgs = discord.GetMessagesForChannel(m_chat.GetActiveChannel());
+    if (allmsgs.size() > 50) {
+        std::vector<Snowflake> msgvec(allmsgs.begin(), allmsgs.end());
+        std::vector<Snowflake> cutvec(msgvec.end() - 50, msgvec.end());
+        std::set<Snowflake> msgs;
+        for (const auto s : cutvec)
+            msgs.insert(s);
+        m_chat.SetMessages(msgs);
+    } else {
+        m_chat.SetMessages(allmsgs);
+    }
     m_members.UpdateMemberList();
 }
 
@@ -151,6 +161,10 @@ void MainWindow::InsertChatInput(std::string text) {
     m_chat.InsertChatInput(text);
 }
 
+Snowflake MainWindow::GetChatOldestListedMessage() {
+    return m_chat.GetOldestListedMessage();
+}
+
 ChannelList *MainWindow::GetChannelList() {
     return &m_channel_list;
 }

windows/mainwindow.hpp

@@ -19,6 +19,7 @@ public:
     void UpdateChatMessageEditContent(Snowflake id, Snowflake channel_id);
     void UpdateChatPrependHistory(const std::vector<Snowflake> &msgs);
     void InsertChatInput(std::string text);
+    Snowflake GetChatOldestListedMessage();
 
     ChannelList *GetChannelList();
     ChatWindow *GetChatWindow();