#include "messagemodel.h"
-#include "message.h"
-
#include <QEvent>
+#include "backlogsettings.h"
+#include "clientbacklogmanager.h"
+#include "client.h"
+#include "message.h"
+#include "networkmodel.h"
+
class ProcessBufferEvent : public QEvent {
public:
inline ProcessBufferEvent() : QEvent(QEvent::User) {}
return false;
}
-
-
bool MessageModel::insertMessage(const Message &msg, bool fakeMsg) {
MsgId id = msg.msgId();
int idx = indexForId(id);
return false;
}
- MessageModelItem *item = createMessageModelItem(msg);
- beginInsertRows(QModelIndex(), idx, idx);
- _messageList.insert(idx, item);
- endInsertRows();
+ insertMessageGroup(QList<Message>() << msg);
return true;
}
int remainingMsgs = msglist.count() - processedMsgs;
if(remainingMsgs > 0) {
if(msglist.first().msgId() < msglist.last().msgId()) {
- // in Order
+ // in Order - we have just successfully processed "processedMsg" messages from the end of the list
_messageBuffer << msglist.mid(0, remainingMsgs);
} else {
_messageBuffer << msglist.mid(processedMsgs);
}
void MessageModel::insertMessageGroup(const QList<Message> &msglist) {
- int idx = indexForId(msglist.first().msgId());
- if(idx > 0) {
- int prevIdx = idx - 1;
- if(_messageList[prevIdx]->msgType() == Message::DayChange
- && _messageList[prevIdx]->timeStamp() > msglist.value(0).timestamp()) {
+ Q_ASSERT(!msglist.isEmpty()); // the msglist can be assumed to be non empty
+ int start = indexForId(msglist.first().msgId());
+ int end = start + msglist.count() - 1;
+ MessageModelItem *dayChangeItem = 0;
+ bool relocatedMsg = false;
+ if(start > 0) {
+ // check if the preceeding msg is a daychange message and if so if
+ // we have to drop or relocate it at the end of this chunk
+ int prevIdx = start - 1;
+ if(_messageList.at(prevIdx)->msgType() == Message::DayChange
+ && _messageList.at(prevIdx)->timeStamp() > msglist.at(0).timestamp()) {
beginRemoveRows(QModelIndex(), prevIdx, prevIdx);
MessageModelItem *oldItem = _messageList.takeAt(prevIdx);
+ if(msglist.last().timestamp() < oldItem->timeStamp()) {
+ // we have to reinsert it (with changed msgId -> thus we need to recreate it)
+ Message dayChangeMsg = Message::ChangeOfDay(oldItem->timeStamp());
+ dayChangeMsg.setMsgId(msglist.last().msgId());
+ dayChangeItem = createMessageModelItem(dayChangeMsg);
+ }
delete oldItem;
endRemoveRows();
- idx--;
+ start--;
+ end--;
+ relocatedMsg = true;
}
}
- Message dayChangeMsg;
- bool needsDayChangeMsg = false;
- if(idx < _messageList.count() && _messageList[idx]->msgType() != Message::DayChange) {
- QDateTime nextTs = _messageList[idx]->timeStamp();
+
+ if(!dayChangeItem && start < _messageList.count()) {
+ // check if we need to insert a daychange message at the end of the this group
+
+ // if this assert triggers then indexForId() would have found a spot right before a DayChangeMsg
+ // this should never happen as daychange messages share the msgId with the preceeding message
+ Q_ASSERT(_messageList[start]->msgType() != Message::DayChange);
+ QDateTime nextTs = _messageList[start]->timeStamp();
QDateTime prevTs = msglist.last().timestamp();
nextTs.setTimeSpec(Qt::UTC);
prevTs.setTimeSpec(Qt::UTC);
if(nextDay != prevDay) {
nextTs.setTime_t(nextDay * 86400);
nextTs.setTimeSpec(Qt::LocalTime);
- dayChangeMsg = Message::ChangeOfDay(nextTs);
+ Message dayChangeMsg = Message::ChangeOfDay(nextTs);
dayChangeMsg.setMsgId(msglist.last().msgId());
- needsDayChangeMsg = true;
+ dayChangeItem = createMessageModelItem(dayChangeMsg);
}
}
- int start = idx;
- int end = idx + msglist.count() - 1;
+
+ if(dayChangeItem)
+ end++;
+
+ Q_ASSERT(start == 0 || _messageList[start - 1]->msgId() < msglist.first().msgId());
+ Q_ASSERT(start == _messageList.count() || _messageList[start]->msgId() > msglist.last().msgId());
beginInsertRows(QModelIndex(), start, end);
+ int pos = start;
foreach(Message msg, msglist) {
- _messageList.insert(idx, createMessageModelItem(msg));
- idx++;
+ _messageList.insert(pos, createMessageModelItem(msg));
+ pos++;
}
- if(needsDayChangeMsg) {
- _messageList.insert(idx, createMessageModelItem(dayChangeMsg));
+ if(dayChangeItem) {
+ _messageList.insert(pos, dayChangeItem);
+ pos++; // needed for the following assert
}
endInsertRows();
+ Q_ASSERT(start == 0 || _messageList[start - 1]->msgId() < _messageList[start]->msgId());
+ Q_ASSERT(end + 1 == _messageList.count() || _messageList[end]->msgId() < _messageList[end + 1]->msgId());
+ Q_ASSERT(pos - 1 == end);
}
int MessageModel::insertMessagesGracefully(const QList<Message> &msglist) {
+ /* short description:
+ * 1) first we check where the message with the highest msgId from msglist would be inserted
+ * 2) check that position for dupe
+ * 3) determine the messageId of the preceeding msg
+ * 4) insert as many msgs from msglist with with msgId larger then the just determined id
+ * those messages are automatically less then the msg of the position we just determined in 1)
+ */
bool inOrder = (msglist.first().msgId() < msglist.last().msgId());
// depending on the order we have to traverse from the front to the back or vice versa
QList<Message> grouplist;
MsgId id;
MsgId dupeId;
- int dupeCount = 0;
+ int processedMsgs = 1; // we know the list isn't empty, so we at least process one message
+ int idx;
bool fastForward = false;
QList<Message>::const_iterator iter;
if(inOrder) {
iter = msglist.constBegin();
}
- int idx = indexForId((*iter).msgId());
+ idx = indexForId((*iter).msgId());
if(idx >= 0 && !_messageList.isEmpty())
dupeId = _messageList[idx]->msgId();
if((*iter).msgId() != dupeId)
grouplist << *iter;
- else
- dupeCount++;
if(!inOrder)
iter++;
if(!fastForward && (*iter).msgId() < id)
break;
+ processedMsgs++;
+ if(grouplist.isEmpty()) { // as long as we don't have a starting point, we have to update the dupeId
+ idx = indexForId((*iter).msgId());
+ if(idx >= 0 && !_messageList.isEmpty())
+ dupeId = _messageList[idx]->msgId();
+ }
if((*iter).msgId() != dupeId) {
if(!grouplist.isEmpty()) {
QDateTime nextTs = grouplist.value(0).timestamp();
Message dayChangeMsg = Message::ChangeOfDay(nextTs);
dayChangeMsg.setMsgId((*iter).msgId());
grouplist.prepend(dayChangeMsg);
- dupeCount--;
}
}
+ dupeId = (*iter).msgId();
grouplist.prepend(*iter);
- } else {
- dupeCount++;
}
}
} else {
while(iter != msglist.constEnd()) {
if(!fastForward && (*iter).msgId() < id)
break;
+ processedMsgs++;
+ if(grouplist.isEmpty()) { // as long as we don't have a starting point, we have to update the dupeId
+ idx = indexForId((*iter).msgId());
+ if(idx >= 0 && !_messageList.isEmpty())
+ dupeId = _messageList[idx]->msgId();
+ }
if((*iter).msgId() != dupeId) {
if(!grouplist.isEmpty()) {
QDateTime nextTs = grouplist.value(0).timestamp();
Message dayChangeMsg = Message::ChangeOfDay(nextTs);
dayChangeMsg.setMsgId((*iter).msgId());
grouplist.prepend(dayChangeMsg);
- dupeCount--;
}
}
+ dupeId = (*iter).msgId();
grouplist.prepend(*iter);
- } else {
- dupeCount++;
}
-
iter++;
}
}
- insertMessageGroup(grouplist);
- return grouplist.count() + dupeCount;
+ if(!grouplist.isEmpty())
+ insertMessageGroup(grouplist);
+ return processedMsgs;
}
void MessageModel::customEvent(QEvent *event) {
qDeleteAll(_messageList);
_messageList.clear();
endRemoveRows();
+ _messagesWaiting.clear();
}
-
-
// returns index of msg with given Id or of the next message after that (i.e., the index where we'd insert this msg)
int MessageModel::indexForId(MsgId id) {
if(_messageList.isEmpty() || id <= _messageList.value(0)->msgId())
void MessageModel::changeOfDay() {
_dayChangeTimer.setInterval(86400000);
- qDebug() << _nextDayChange;
if(!_messageList.isEmpty()) {
int idx = _messageList.count();
while(idx > 0 && _messageList[idx - 1]->timeStamp() > _nextDayChange) {
_nextDayChange = _nextDayChange.addSecs(86400);
}
-/**********************************************************************************/
+void MessageModel::requestBacklog(BufferId bufferId) {
+ if(_messagesWaiting.contains(bufferId))
+ return;
+ BacklogSettings backlogSettings;
+ int requestCount = backlogSettings.dynamicBacklogAmount();
+
+ for(int i = 0; i < _messageList.count(); i++) {
+ if(_messageList.at(i)->bufferId() == bufferId) {
+ _messagesWaiting[bufferId] = requestCount;
+ Client::backlogManager()->emitMessagesRequested(tr("Requesting %1 messages from backlog for buffer %2:%3")
+ .arg(requestCount)
+ .arg(Client::networkModel()->networkName(bufferId))
+ .arg(Client::networkModel()->bufferName(bufferId)));
+ Client::backlogManager()->requestBacklog(bufferId, requestCount, _messageList.at(i)->msgId().toInt());
+ return;
+ }
+ }
+}
+
+void MessageModel::messagesReceived(BufferId bufferId, int count) {
+ if(!_messagesWaiting.contains(bufferId))
+ return;
+
+ _messagesWaiting[bufferId] -= count;
+ if(_messagesWaiting[bufferId] <= 0)
+ _messagesWaiting.remove(bufferId);
+}
+
+// ========================================
+// MessageModelItem
+// ========================================
MessageModelItem::MessageModelItem(const Message &msg) :
_timestamp(msg.timestamp()),
_msgId(msg.msgId()),
bool MessageModelItem::operator>(const MessageModelItem &other) const {
return _msgId > other._msgId;
}
+
+QDebug operator<<(QDebug dbg, const MessageModelItem &msgItem) {
+ dbg.nospace() << qPrintable(QString("MessageModelItem(MsgId:")) << msgItem.msgId()
+ << qPrintable(QString(",")) << msgItem.timeStamp()
+ << qPrintable(QString(", Type:")) << msgItem.msgType()
+ << qPrintable(QString(", Flags:")) << msgItem.msgFlags() << qPrintable(QString(")"))
+ << msgItem.data(1, Qt::DisplayRole).toString() << ":" << msgItem.data(2, Qt::DisplayRole).toString();
+ return dbg;
+}
projects / quassel.git / blobdiff