# HG changeset patch
# User Hasan Yavuz ÖZDERYA <hy@ozderya.net>
# Date 2017-08-20 06:30:51
# Node ID 43170751e0a777857a92fc89992d8948e6956318
# Parent  70a6380ef381deb06a0303ba81977b1066e52e3c

check updates only once a day

diff --git a/src/updatecheckdialog.cpp b/src/updatecheckdialog.cpp
--- a/src/updatecheckdialog.cpp
+++ b/src/updatecheckdialog.cpp
@@ -27,9 +27,13 @@ UpdateCheckDialog::UpdateCheckDialog(QWi
 {
     ui->setupUi(this);
 
+    // by default start from yesterday, so that we check at first run
+    lastCheck = QDate::currentDate().addDays(-1);
+
     connect(&updateChecker, &UpdateChecker::checkFailed,
             [this](QString errorMessage)
             {
+                lastCheck = QDate::currentDate();
                 ui->label->setText(QString("Update check failed.\n") + errorMessage);
             });
 
@@ -48,6 +52,7 @@ UpdateCheckDialog::UpdateCheckDialog(QWi
                         .arg(newVersion).arg(downloadUrl);
                 }
 
+                lastCheck = QDate::currentDate();
                 ui->label->setText(text);
             });
 }
@@ -72,16 +77,21 @@ void UpdateCheckDialog::saveSettings(QSe
 {
     settings->beginGroup(SettingGroup_UpdateCheck);
     settings->setValue(SG_UpdateCheck_Periodic, ui->cbPeriodic->isChecked());
+    settings->setValue(SG_UpdateCheck_LastCheck, lastCheck.toString(Qt::ISODate));
     settings->endGroup();
 }
 
 void UpdateCheckDialog::loadSettings(QSettings* settings)
 {
     settings->beginGroup(SettingGroup_UpdateCheck);
-    ui->cbPeriodic->setChecked(settings->value(SG_UpdateCheck_Periodic).toBool());
+    ui->cbPeriodic->setChecked(settings->value(SG_UpdateCheck_Periodic,
+                                               ui->cbPeriodic->isChecked()).toBool());
+    auto lastCheckS = settings->value(SG_UpdateCheck_LastCheck, lastCheck.toString(Qt::ISODate)).toString();
+    lastCheck = QDate::fromString(lastCheckS, Qt::ISODate);
     settings->endGroup();
 
-    if (ui->cbPeriodic->isChecked())
+    // start the periodic update if required
+    if (ui->cbPeriodic->isChecked() && lastCheck < QDate::currentDate())
     {
         updateChecker.checkUpdate();
     }
diff --git a/src/updatecheckdialog.h b/src/updatecheckdialog.h
--- a/src/updatecheckdialog.h
+++ b/src/updatecheckdialog.h
@@ -21,6 +21,7 @@
 #define UPDATECHECKDIALOG_H
 
 #include <QDialog>
+#include <QDate>
 #include <QSettings>
 #include "updatechecker.h"
 
@@ -44,6 +45,7 @@ public:
 private:
     Ui::UpdateCheckDialog *ui;
     UpdateChecker updateChecker;
+    QDate lastCheck;
 
     void showEvent(QShowEvent *event);
     void closeEvent(QShowEvent *event);
diff --git a/src/updatecheckdialog.ui b/src/updatecheckdialog.ui
--- a/src/updatecheckdialog.ui
+++ b/src/updatecheckdialog.ui
@@ -26,6 +26,9 @@
    </item>
    <item>
     <widget class="QCheckBox" name="cbPeriodic">
+     <property name="toolTip">
+      <string>Updates will be checked only once a day at first start of the application</string>
+     </property>
      <property name="text">
       <string>Check updates periodically</string>
      </property>