Old data of TT-RSS account are now purged when credentials are changed and new data are synced.

src/services/tt-rss/gui/formeditaccount.cpp

@@ -139,10 +139,13 @@ void FormEditAccount::performTest() {
 }
 
 void FormEditAccount::onClickedOk() {
+  bool editing_account = true;
+
   if (m_editableRoot == NULL) {
     // We want to confirm newly created account.
     // So save new account into DB, setup its properties.
     m_editableRoot = new TtRssServiceRoot();
+    editing_account = false;
   }
 
   m_editableRoot->network()->setUrl(m_ui->m_txtUrl->lineEdit()->text());
@@ -150,6 +153,11 @@ void FormEditAccount::onClickedOk() {
   m_editableRoot->network()->setPassword(m_ui->m_txtPassword->lineEdit()->text());
   m_editableRoot->saveAccountDataToDatabase();
 
+  if (editing_account) {
+    m_editableRoot->completelyRemoveAllData();
+    m_editableRoot->syncIn();
+  }
+
   accept();
 }
 

src/services/tt-rss/network/ttrssnetworkfactory.cpp

@@ -31,7 +31,8 @@
 
 
 TtRssNetworkFactory::TtRssNetworkFactory()
-  : m_url(QString()), m_username(QString()), m_password(QString()), m_sessionId(QString()) {
+  : m_url(QString()), m_username(QString()), m_password(QString()), m_sessionId(QString()),
+    m_lastLoginTime(QDateTime()) {
 }
 
 TtRssNetworkFactory::~TtRssNetworkFactory() {
@@ -61,6 +62,10 @@ void TtRssNetworkFactory::setPassword(const QString &password) {
   m_password = password;
 }
 
+QDateTime TtRssNetworkFactory::lastLoginTime() const {
+  return m_lastLoginTime;
+}
+
 // TODO: ukazky
 
 /* ukazky
@@ -86,6 +91,7 @@ TtRssLoginResponse TtRssNetworkFactory::login(QNetworkReply::NetworkError &error
 
   if (network_reply.first == QNetworkReply::NoError) {
     m_sessionId = login_response.sessionId();
+    m_lastLoginTime = QDateTime::currentDateTime();
   }
 
   error = network_reply.first;

src/services/tt-rss/network/ttrssnetworkfactory.h

@@ -88,6 +88,9 @@ class TtRssNetworkFactory {
     QString password() const;
     void setPassword(const QString &password);
 
+    // Metadata.
+    QDateTime lastLoginTime() const;
+
     // Operations.
 
     // Logs user in.
@@ -109,6 +112,7 @@ class TtRssNetworkFactory {
     QString m_username;
     QString m_password;
     QString m_sessionId;
+    QDateTime m_lastLoginTime;
 };
 
 #endif // TTRSSNETWORKFACTORY_H

src/services/tt-rss/ttrssserviceroot.cpp

@@ -282,6 +282,15 @@ void TtRssServiceRoot::updateTitle() {
   setTitle(m_network->username() + QL1S("@") + host);
 }
 
+void TtRssServiceRoot::completelyRemoveAllData() {
+  // Purge old data from SQL and clean all model items.
+  removeOldFeedTree(true);
+  cleanAllItems();
+  updateCounts(true);
+  itemChanged(QList<RootItem*>() << this);
+  requestReloadMessageList(true);
+}
+
 void TtRssServiceRoot::syncIn() {
   QNetworkReply::NetworkError err;
   TtRssGetFeedsCategoriesResponse feed_cats_response = m_network->getFeedsCategories(err);
@@ -290,7 +299,7 @@ void TtRssServiceRoot::syncIn() {
     RootItem *new_tree = feed_cats_response.feedsCategories(true, m_network->url());
 
     // Purge old data from SQL and clean all model items.
-    removeOldFeedTree();
+    removeOldFeedTree(true);
     cleanAllItems();
 
     // Model is clean, now store new tree into DB and
@@ -326,7 +335,7 @@ QStringList TtRssServiceRoot::textualFeedIds(const QList<Feed*> &feeds) {
   return stringy_ids;
 }
 
-void TtRssServiceRoot::removeOldFeedTree() {
+void TtRssServiceRoot::removeOldFeedTree(bool including_messages) {
   QSqlDatabase database = qApp->database()->connection(metaObject()->className(), DatabaseFactory::FromSettings);
   QSqlQuery query(database);
   query.setForwardOnly(true);
@@ -338,6 +347,12 @@ void TtRssServiceRoot::removeOldFeedTree() {
   query.prepare(QSL("DELETE FROM Categories WHERE account_id = :account_id;"));
   query.bindValue(QSL(":account_id"), accountId());
   query.exec();
+
+  if (including_messages) {
+    query.prepare(QSL("DELETE FROM Messages WHERE account_id = :account_id;"));
+    query.bindValue(QSL(":account_id"), accountId());
+    query.exec();
+  }
 }
 
 void TtRssServiceRoot::cleanAllItems() {

src/services/tt-rss/ttrssserviceroot.h

@@ -71,7 +71,9 @@ class TtRssServiceRoot : public ServiceRoot {
     void saveAccountDataToDatabase();
     void updateTitle();
 
-  private slots:
+    void completelyRemoveAllData();
+
+  public slots:
     void syncIn();
 
   private:
@@ -79,7 +81,7 @@ class TtRssServiceRoot : public ServiceRoot {
     // which are suitable as IN clause for SQL queries.
     QStringList textualFeedIds(const QList<Feed*> &feeds);
 
-    void removeOldFeedTree();
+    void removeOldFeedTree(bool including_messages);
     void cleanAllItems();
     void storeNewFeedTree(RootItem *root);
     void loadFromDatabase();