Display the most recent message instead of the topic

closes #11

include/RoomInfoListItem.h

@@ -26,6 +26,12 @@
 #include "RoomSettings.h"
 #include "RoomState.h"
 
+struct DescInfo {
+	QString username;
+	QString body;
+	QString timestamp;
+};
+
 class RoomInfoListItem : public QWidget
 {
 	Q_OBJECT
@@ -46,6 +52,7 @@ public:
 	inline RoomState state() const;
 	inline void setAvatar(const QImage &avatar_image);
 	inline int unreadMessageCount() const;
+	inline void setDescriptionMessage(const DescInfo &info);
 
 signals:
 	void clicked(const QString &room_id);
@@ -71,8 +78,8 @@ private:
 
 	QString roomId_;
 	QString roomName_;
-	QString lastMessage_;
-	QString lastTimestamp_;
+
+	DescInfo lastMsgInfo_;
 
 	QPixmap roomAvatar_;
 
@@ -107,3 +114,8 @@ inline void RoomInfoListItem::setAvatar(const QImage &img)
 	roomAvatar_ = QPixmap::fromImage(img.scaled(IconSize, IconSize, Qt::IgnoreAspectRatio, Qt::SmoothTransformation));
 	update();
 }
+
+inline void RoomInfoListItem::setDescriptionMessage(const DescInfo &info)
+{
+	lastMsgInfo_ = info;
+}

include/RoomList.h

@@ -49,6 +49,7 @@ public slots:
 	void updateRoomAvatar(const QString &roomid, const QPixmap &img);
 	void highlightSelectedRoom(const QString &room_id);
 	void updateUnreadMessageCount(const QString &roomid, int count);
+	void updateRoomDescription(const QString &roomid, const DescInfo &info);
 
 private:
 	void calculateUnreadMessageCount();

include/TimelineItem.h

@@ -28,6 +28,7 @@
 #include "Image.h"
 #include "MessageEvent.h"
 #include "Notice.h"
+#include "RoomInfoListItem.h"
 #include "Text.h"
 
 namespace events = matrix::events;
@@ -48,6 +49,7 @@ public:
 	TimelineItem(ImageItem *img, const events::MessageEvent<msgs::Image> &e, QWidget *parent);
 
 	void setUserAvatar(const QImage &pixmap);
+	inline DescInfo descriptionMessage() const;
 
 	~TimelineItem();
 
@@ -57,12 +59,15 @@ private:
 	void generateBody(const QString &body);
 	void generateBody(const QString &userid, const QString &color, const QString &body);
 	void generateTimestamp(const QDateTime &time);
+	QString descriptiveTime(const QDateTime &then);
 
 	void setupAvatarLayout(const QString &userName);
 	void setupSimpleLayout();
 
 	QString replaceEmoji(const QString &body);
 
+	DescInfo descriptionMsg_;
+
 	QHBoxLayout *topLayout_;
 	QVBoxLayout *sideLayout_;  // Avatar or Timestamp
 	QVBoxLayout *mainLayout_;  // Header & Message body
@@ -77,3 +82,8 @@ private:
 	QLabel *userName_;
 	QLabel *body_;
 };
+
+inline DescInfo TimelineItem::descriptionMessage() const
+{
+	return descriptionMsg_;
+}

include/TimelineView.h

@@ -29,6 +29,7 @@
 
 #include "Image.h"
 #include "Notice.h"
+#include "RoomInfoListItem.h"
 #include "Text.h"
 
 namespace msgs = matrix::events::messages;
@@ -83,11 +84,15 @@ public slots:
 	// Add old events at the top of the timeline.
 	void addBackwardsEvents(const QString &room_id, const RoomMessages &msgs);
 
+signals:
+	void updateLastTimelineMessage(const QString &user, const DescInfo &info);
+
 private:
 	void init();
 	void removePendingMessage(const events::MessageEvent<msgs::Text> &e);
 	void addTimelineItem(TimelineItem *item, TimelineDirection direction);
 	void updateLastSender(const QString &user_id, TimelineDirection direction);
+	void notifyForLastEvent();
 
 	// Used to determine whether or not we should prefix a message with the sender's name.
 	bool isSenderRendered(const QString &user_id, TimelineDirection direction);

include/TimelineViewManager.h

@@ -23,6 +23,7 @@
 #include <QWidget>
 
 #include "MatrixClient.h"
+#include "RoomInfoListItem.h"
 #include "Sync.h"
 #include "TimelineView.h"
 
@@ -50,6 +51,7 @@ public:
 
 signals:
 	void unreadMessages(QString roomid, int count);
+	void updateRoomsLastMessage(const QString &user, const DescInfo &info);
 
 public slots:
 	void setHistoryView(const QString &room_id);