fix: Avoid empty notification.

panels/notification/common/dbaccessor.cpp

@@ -111,10 +111,31 @@ class Benchmark
 DBAccessor::DBAccessor(const QString &key)
     : m_key(key)
 {
-    const auto dataPath = notificationDBPath();
+    auto dataPath = notificationDBPath();
     qInfo(notifyLog) << "DBAccessor's key:" << m_key;
+
+    auto isDatabaseCorrupted = [this]() {
+        QSqlQuery query(m_connection);
+        if (!query.exec("SELECT 1")) {
+            qDebug() << "Database maybe corrupted, cannot execute basic query!";
+            m_connection.close();
+            return true;
+        }
+        return false;
+    };
+
     if (!dataPath.isEmpty() && open(dataPath)) {
-        tryToCreateTable();
+        bool dbOpened = true;
+        if (isDatabaseCorrupted()) {
+            QString dirPath = dataPath.left(dataPath.lastIndexOf('/'));
+            dataPath = dirPath + "/" + "data_new_" + QDateTime::currentDateTime().toString("yyyyMMdd_HHmmss") + ".db";
+            qWarning() << "original database maybe corrupted, create new one:" << dataPath;
+            dbOpened = open(dataPath);
+        }
+
+        if (dbOpened) {
+            tryToCreateTable();
+        }
     }
 }
 
@@ -187,8 +208,8 @@ qint64 DBAccessor::addEntity(const NotifyEntity &entity)
     query.bindValue(":processedType", entity.processedType());
 
     if (!query.exec()) {
-        qWarning(notifyDBLog) << "insert value to database failed: " << query.lastError().text() << entity.bubbleId() << entity.cTime();
-        return 0;
+        qWarning(notifyDBLog) << "insert value to database failed: " << query.lastError().text() << query.lastQuery() << entity.bubbleId() << entity.cTime();
+        return -1;
     }
 
     // to get entity's id in database

panels/notification/server/dbusadaptor.cpp

@@ -27,7 +27,15 @@ uint DbusAdaptor::Notify(const QString &appName, uint replacesId, const QString
                          const QString &body, const QStringList &actions, const QVariantMap &hints,
                          int expireTimeout)
 {
-    return manager()->Notify(appName, replacesId, appIcon, summary, body, actions, hints, expireTimeout);
+    uint id = manager()->Notify(appName, replacesId, appIcon, summary, body, actions, hints, expireTimeout);
+    if (id == std::numeric_limits<uint>::max()) {
+        QDBusError error(QDBusError::InternalError, "Notify failed.");
+        QDBusMessage reply = QDBusMessage::createError(error);
+
+        return QDBusConnection::sessionBus().send(reply);
+    }
+
+    return id;
 }
 
 void DbusAdaptor::CloseNotification(uint id)
@@ -62,7 +70,15 @@ uint DDENotificationDbusAdaptor::Notify(const QString &appName, uint replacesId,
     const QString &summary, const QString &body, const QStringList &actions, const QVariantMap &hints,
     int expireTimeout)
 {
-    return manager()->Notify(appName, replacesId, appIcon, summary, body, actions, hints, expireTimeout);
+    uint id = manager()->Notify(appName, replacesId, appIcon, summary, body, actions, hints, expireTimeout);
+    if (id == std::numeric_limits<uint>::max()) {
+        QDBusError error(QDBusError::InternalError, "Notify failed.");
+        QDBusMessage reply = QDBusMessage::createError(error);
+
+        return QDBusConnection::sessionBus().send(reply);
+    }
+
+    return id;
 }
 
 void DDENotificationDbusAdaptor::CloseNotification(uint id)

panels/notification/server/notificationmanager.cpp

@@ -237,6 +237,10 @@ uint NotificationManager::Notify(const QString &appName, uint replacesId, const
 
     if (entity.processedType() != NotifyEntity::None) {
         qint64 id = m_persistence->addEntity(entity);
+        if (id == -1) {
+            return std::numeric_limits<uint>::max();
+        }
+
         entity.setId(id);
 
         emitRecordCountChanged();