revert(chatlog): "simple edit code"

This reverts commit b807998fe9.

src/chatlog/chatlog.cpp

@@ -177,9 +177,8 @@ void ChatLog::updateSceneRect()
 
 void ChatLog::layout(int start, int end, qreal width)
 {
-    if (lines.empty()) {
+    if (lines.empty())
         return;
-    }
 
     qreal h = 0.0;
 
@@ -322,9 +321,8 @@ void ChatLog::mouseMoveEvent(QMouseEvent* ev)
 // Much faster than QGraphicsScene::itemAt()!
 ChatLineContent* ChatLog::getContentFromPos(QPointF scenePos) const
 {
-    if (lines.empty()) {
+    if (lines.empty())
         return nullptr;
-    }
 
     auto itr =
         std::lower_bound(lines.cbegin(), lines.cend(), scenePos.y(), ChatLine::lessThanBSRectBottom);
@@ -467,9 +465,8 @@ void ChatLog::scrollToBottom()
 
 void ChatLog::startResizeWorker()
 {
-    if (lines.empty()) {
+    if (lines.empty())
         return;
-    }
 
     // (re)start the worker
     if (!workerTimer->isActive()) {
@@ -648,9 +645,8 @@ void ChatLog::scrollToLine(ChatLine::Ptr line)
 
 void ChatLog::selectAll()
 {
-    if (lines.empty()) {
+    if (lines.empty())
         return;
-    }
 
     clearSelection();
 
@@ -714,9 +710,8 @@ void ChatLog::forceRelayout()
 
 void ChatLog::checkVisibility(bool causedWheelEvent)
 {
-    if (lines.empty()) {
+    if (lines.empty())
         return;
-    }
 
     // find first visible line
     auto lowerBound = std::lower_bound(lines.cbegin(), lines.cend(), getVisibleRect().top(),
@@ -815,9 +810,8 @@ void ChatLog::updateTypingNotification()
 
     qreal posY = 0.0;
 
-    if (!lines.empty()) {
+    if (!lines.empty())
         posY = lines.last()->sceneBoundingRect().bottom() + lineSpacing;
-    }
 
     notification->layout(useableWidth(), QPointF(0.0, posY));
 }

src/model/chathistory.cpp

@@ -96,9 +96,10 @@ ChatHistory::ChatHistory(Friend& f_, History* history_, const ICoreIdHandler& co
 
     // NOTE: this has to be done _after_ sending all sent messages since initial
     // state of the message has to be marked according to our dispatch state
-    auto firstChatLogIdx = sessionChatLog.getFirstIdx().get() < DEF_NUM_MSG_TO_LOAD
+    constexpr auto defaultNumMessagesToLoad = 100;
+    auto firstChatLogIdx = sessionChatLog.getFirstIdx().get() < defaultNumMessagesToLoad
                                ? ChatLogIdx(0)
-                               : sessionChatLog.getFirstIdx() - DEF_NUM_MSG_TO_LOAD;
+                               : sessionChatLog.getFirstIdx() - defaultNumMessagesToLoad;
 
     if (canUseHistory()) {
         loadHistoryIntoSessionChatLog(firstChatLogIdx);

src/model/ichatlog.h

@@ -34,8 +34,6 @@
 
 #include <cassert>
 
-static const auto DEF_NUM_MSG_TO_LOAD = 100;
-
 using ChatLogIdx =
     NamedType<size_t, struct ChatLogIdxTag, Orderable, UnderlyingAddable, UnitlessDifferencable, Incrementable>;
 Q_DECLARE_METATYPE(ChatLogIdx)

src/widget/form/genericchatform.cpp

@@ -378,7 +378,7 @@ GenericChatForm::GenericChatForm(const Core& _core, const Contact* contact, ICha
     connect(contact, &Contact::displayedNameChanged, this, &GenericChatForm::setName);
 
     auto chatLogIdxRange = chatLog.getNextIdx() - chatLog.getFirstIdx();
-    auto firstChatLogIdx = (chatLogIdxRange < DEF_NUM_MSG_TO_LOAD) ? chatLog.getFirstIdx() : chatLog.getNextIdx() - DEF_NUM_MSG_TO_LOAD;
+    auto firstChatLogIdx = (chatLogIdxRange < 100) ? chatLog.getFirstIdx() : chatLog.getNextIdx() - 100;
 
     renderMessages(firstChatLogIdx, chatLog.getNextIdx());
 }
@@ -701,10 +701,10 @@ void GenericChatForm::loadHistoryTo(const QDateTime &time)
 {
     auto end = chatLog.getFirstIdx();
     if (time.isNull()) {
-        if (messages.size() + DEF_NUM_MSG_TO_LOAD >= maxMessages) {
-            end = ChatLogIdx(messages.rbegin()->first.get() - DEF_NUM_MSG_TO_LOAD);
-            chatWidget->removeLasts(DEF_NUM_MSG_TO_LOAD);
-            removeLastsMessages(DEF_NUM_MSG_TO_LOAD);
+        if (messages.size() + 100 >= maxMessages) {
+            end = ChatLogIdx(messages.rbegin()->first.get() - 100);
+            chatWidget->removeLasts(100);
+            removeLastsMessages(100);
         } else {
             end = messages.begin()->first;
         }
@@ -724,10 +724,10 @@ void GenericChatForm::loadHistoryFrom(const QDateTime &time)
 {
     auto begin = chatLog.getFirstIdx();
     if (time.isNull()) {
-        if (messages.size() + DEF_NUM_MSG_TO_LOAD >= maxMessages) {
-            begin = ChatLogIdx(messages.rbegin()->first.get() + DEF_NUM_MSG_TO_LOAD);
-            chatWidget->removeFirsts(DEF_NUM_MSG_TO_LOAD);
-            removeFirstsMessages(DEF_NUM_MSG_TO_LOAD);
+        if (messages.size() + 100 >= maxMessages) {
+            begin = ChatLogIdx(messages.rbegin()->first.get() + 100);
+            chatWidget->removeFirsts(100);
+            removeFirstsMessages(100);
         } else {
             begin = messages.rbegin()->first;
         }
@@ -736,9 +736,9 @@ void GenericChatForm::loadHistoryFrom(const QDateTime &time)
         begin = firstItemAfterDate(time.date(), chatLog);
     }
 
-    int add = DEF_NUM_MSG_TO_LOAD;
-    if (begin.get() + DEF_NUM_MSG_TO_LOAD > chatLog.getNextIdx().get()) {
-        add = chatLog.getNextIdx().get() - (begin.get() + DEF_NUM_MSG_TO_LOAD);
+    int add = 100;
+    if (begin.get() + 100 > chatLog.getNextIdx().get()) {
+        add = chatLog.getNextIdx().get() - (begin.get() + 100);
     }
     auto end = ChatLogIdx(begin.get() + add);
     renderMessages(begin, end);
@@ -756,7 +756,7 @@ void GenericChatForm::removeFirstsMessages(const int num)
 void GenericChatForm::removeLastsMessages(const int num)
 {
     if (static_cast<int>(messages.size()) > num) {
-        messages.erase(std::next(messages.end(), -num), messages.end());
+        messages.erase(std::next(messages.end(), -100), messages.end());
     } else {
         messages.clear();
     }

src/widget/form/loadhistorydialog.cpp

@@ -38,15 +38,11 @@ LoadHistoryDialog::LoadHistoryDialog(const IChatLog* chatLog, QWidget* parent)
             &LoadHistoryDialog::highlightDates);
 }
 
-LoadHistoryDialog::LoadHistoryDialog(Mode mode, QWidget* parent)
+LoadHistoryDialog::LoadHistoryDialog(QWidget* parent)
     : QDialog(parent)
     , ui(new Ui::LoadHistoryDialog)
 {
     ui->setupUi(this);
-
-    if (mode == Mode::search) {
-        enableSearchMode();
-    }
 }
 
 LoadHistoryDialog::~LoadHistoryDialog()
@@ -79,7 +75,7 @@ LoadHistoryDialog::LoadType LoadHistoryDialog::getLoadType()
     return LoadType::to;
 }
 
-void LoadHistoryDialog::enableSearchMode()
+void LoadHistoryDialog::turnSearchMode()
 {
     setWindowTitle(tr("Select date dialog"));
     ui->fromLabel->setText(tr("Select a date"));

src/widget/form/loadhistorydialog.h

@@ -38,24 +38,18 @@ public:
         to
     };
 
-    enum Mode {
-        common,
-        search
-    };
-
     explicit LoadHistoryDialog(const IChatLog* chatLog, QWidget* parent = nullptr);
-    explicit LoadHistoryDialog(Mode mode, QWidget* parent = nullptr);
+    explicit LoadHistoryDialog(QWidget* parent = nullptr);
     ~LoadHistoryDialog();
 
     QDateTime getFromDate();
     LoadType getLoadType();
+    void turnSearchMode();
 
 public slots:
     void highlightDates(int year, int month);
 
 private:
-    void enableSearchMode();
-
     Ui::LoadHistoryDialog* ui;
     const IChatLog* chatLog;
 };

src/widget/form/searchsettingsform.cpp

@@ -165,7 +165,8 @@ void SearchSettingsForm::onRegularClicked(const bool checked)
 
 void SearchSettingsForm::onChoiceDate()
 {
-    LoadHistoryDialog dlg(LoadHistoryDialog::search);
+    LoadHistoryDialog dlg;
+    dlg.turnSearchMode();
     if (dlg.exec()) {
         startTime = dlg.getFromDate();
         updateStartDateLabel();