Download new items during sync

QtClient/JoplinQtClient/application.cpp

@@ -15,25 +15,13 @@ Application::Application(int &argc, char **argv) :
     QGuiApplication(argc, argv),
     db_(jop::db()),
     api_("http://joplin.local"),
-    synchronizer_(api_, db_),
+    synchronizer_(api_.baseUrl(), db_),
     folderModel_(db_)
 
     {
 
 	jop::db().initialize("D:/Web/www/joplin/QtClient/data/notes.sqlite");
 
-//	QVector<Change> changes = Change::all();
-//	foreach (Change change, changes) {
-//		qDebug() << change.value("item_id").toString() << change.value("type").toInt() << change.mergedFields();
-//	}
-
-//	qDebug() << "=====================================";
-
-//	changes = Change::mergedChanges(changes);
-//	foreach (Change change, changes) {
-//		qDebug() << change.value("item_id").toString() << change.value("type").toInt() << change.mergedFields();
-//	}
-
 	// This is linked to where the QSettings will be saved. In other words,
 	// if these values are changed, the settings will be reset and saved
 	// somewhere else.
@@ -57,25 +45,25 @@ Application::Application(int &argc, char **argv) :
 	connect(rootObject, SIGNAL(currentNoteChanged()), this, SLOT(view_currentNoteChanged()));
 	connect(rootObject, SIGNAL(addFolderButtonClicked()), this, SLOT(view_addFolderButtonClicked()));
 
+	connect(&dispatcher(), SIGNAL(folderCreated(QString)), this, SLOT(dispatcher_folderCreated(QString)));
+	connect(&dispatcher(), SIGNAL(folderUpdated(QString)), this, SLOT(dispatcher_folderUpdated(QString)));
+	connect(&dispatcher(), SIGNAL(folderDeleted(QString)), this, SLOT(dispatcher_folderDeleted(QString)));
+
 	view_.show();
 
+	synchronizerTimer_.setInterval(1000 * 60);
+	synchronizerTimer_.start();
+
+	connect(&synchronizerTimer_, SIGNAL(timeout()), this, SLOT(synchronizerTimer_timeout()));
+
 	connect(&api_, SIGNAL(requestDone(const QJsonObject&, const QString&)), this, SLOT(api_requestDone(const QJsonObject&, const QString&)));
 
 	QString sessionId = settings.value("sessionId").toString();
-	//if (sessionId == "") {
-		QUrlQuery postData;
-		postData.addQueryItem("email", "laurent@cozic.net");
-		postData.addQueryItem("password", "12345678");
-		postData.addQueryItem("client_id", "B6E12222B6E12222");
-		api_.post("sessions", QUrlQuery(), postData, "getSession");
-//	} else {
-//		afterSessionInitialization();
-//	}
-
-
-
-	//emit jop::dispatcher().folderCreated("test");
-	//.folderCreated("tes");
+	QUrlQuery postData;
+	postData.addQueryItem("email", "laurent@cozic.net");
+	postData.addQueryItem("password", "12345678");
+	postData.addQueryItem("client_id", "B6E12222B6E12222");
+	api_.post("sessions", QUrlQuery(), postData, "getSession");
 }
 
 void Application::api_requestDone(const QJsonObject& response, const QString& tag) {
@@ -90,6 +78,26 @@ void Application::api_requestDone(const QJsonObject& response, const QString& ta
 	}
 }
 
+void Application::dispatcher_folderCreated(const QString &folderId) {
+	qDebug() << "Folder created" << folderId;
+	synchronizerTimer_.start(1000 * 3);
+}
+
+void Application::dispatcher_folderUpdated(const QString &folderId) {
+	qDebug() << "Folder udpated" << folderId;
+	synchronizerTimer_.start(1000 * 3);
+}
+
+void Application::dispatcher_folderDeleted(const QString &folderId) {
+	qDebug() << "Folder deleted" << folderId;
+	synchronizerTimer_.start(1000 * 3);
+}
+
+void Application::synchronizerTimer_timeout() {
+	synchronizerTimer_.start(1000 * 60);
+	synchronizer_.start();
+}
+
 QString Application::selectedFolderId() const {
 	QObject* rootObject = (QObject*)view_.rootObject();
 
@@ -114,6 +122,7 @@ void Application::afterSessionInitialization() {
 	QString sessionId = settings.value("sessionId").toString();
 	qDebug() << "Session:" << sessionId;
 	api_.setSessionId(sessionId);
+	synchronizer_.setSessionId(sessionId);
 	synchronizer_.start();
 }
 

QtClient/JoplinQtClient/application.h

@@ -33,6 +33,7 @@ private:
 	QmlNote selectedQmlNote_;
 	WebApi api_;
 	Synchronizer synchronizer_;
+	QTimer synchronizerTimer_;
 
 	void afterSessionInitialization();
 
@@ -44,6 +45,12 @@ public slots:
 	void view_addFolderButtonClicked();
 	void api_requestDone(const QJsonObject& response, const QString& tag);
 
+	void dispatcher_folderCreated(const QString& folderId);
+	void dispatcher_folderUpdated(const QString& folderId);
+	void dispatcher_folderDeleted(const QString& folderId);
+
+	void synchronizerTimer_timeout();
+
 };
 
 }

QtClient/JoplinQtClient/dispatcher.cpp

@@ -2,16 +2,22 @@
 
 using namespace jop;
 
-Dispatcher::Dispatcher() {
+Dispatcher::Dispatcher() {}
 
+void Dispatcher::emitFolderCreated(const QString &folderId) {
+	emit folderCreated(folderId);
 }
 
-Dispatcher instance_;
+void Dispatcher::emitFolderUpdated(const QString &folderId) {
+	emit folderUpdated(folderId);
+}
+
+void Dispatcher::emitFolderDeleted(const QString &folderId) {
+	emit folderDeleted(folderId);
+}
+
+Dispatcher dispatcherInstance_;
 
 Dispatcher& jop::dispatcher() {
-	return instance_;
+	return dispatcherInstance_;
 }
-
-//Dispatcher &Dispatcher::instance() {
-//	return instance_;
-//}

QtClient/JoplinQtClient/dispatcher.h

@@ -1,6 +1,8 @@
 #ifndef DISPATCHER_H
 #define DISPATCHER_H
 
+#include <stable.h>
+
 namespace jop {
 
 class Dispatcher : public QObject {
@@ -10,15 +12,15 @@ class Dispatcher : public QObject {
 public:
 
 	Dispatcher();
-	//static Dispatcher& instance();
+	void emitFolderCreated(const QString& folderId);
+	void emitFolderUpdated(const QString& folderId);
+	void emitFolderDeleted(const QString& folderId);
 
 signals:
 
-	void folderCreated(const QString& id);
-
-private:
-
-	//static Dispatcher& instance_;
+	void folderCreated(const QString& folderId);
+	void folderUpdated(const QString& folderId);
+	void folderDeleted(const QString& folderId);
 
 };
 

QtClient/JoplinQtClient/models/basemodel.cpp

@@ -1,5 +1,6 @@
 #include "basemodel.h"
 
+#include "dispatcher.h"
 #include "models/change.h"
 #include "database.h"
 #include "uuid.h"
@@ -9,10 +10,8 @@ using namespace jop;
 QMap<int, QVector<BaseModel::Field>> BaseModel::tableFields_;
 QHash<QString, QVariant> BaseModel::cache_;
 
-BaseModel::BaseModel() {}
-
-BaseModel::BaseModel(const QSqlQuery &query) {
-	loadSqlQuery(query);
+BaseModel::BaseModel() {
+	isNew_ = -1;
 }
 
 QStringList BaseModel::changedFields() const {
@@ -92,22 +91,22 @@ bool BaseModel::save() {
 		cacheDelete(QString("%1:count").arg(tableName));
 	}
 
-	bool output = false;
+	bool isSaved = false;
 
 	jop::db().transaction();
 
 	if (isNew) {
 		QSqlQuery q = jop::db().buildSqlQuery(Database::Insert, tableName, values);
 		jop::db().execQuery(q);
-		output = jop::db().errorCheck(q);
-		if (output) setValue("id", values["id"]);
+		isSaved = jop::db().errorCheck(q);
+		if (isSaved) setValue("id", values["id"]);
 	} else {
 		QSqlQuery q = jop::db().buildSqlQuery(Database::Update, tableName, values, QString("%1 = '%2'").arg(primaryKey()).arg(value("id").toString()));
 		jop::db().execQuery(q);
-		output = jop::db().errorCheck(q);
+		isSaved = jop::db().errorCheck(q);
 	}
 
-	if (output && trackChanges()) {
+	if (isSaved && trackChanges()) {
 		if (isNew) {
 			Change change;
 			change.setValue("item_id", id());
@@ -128,7 +127,17 @@ bool BaseModel::save() {
 
 	jop::db().commit();
 
-	return output;
+	if (isSaved && table() == jop::FoldersTable) {
+		if (isNew) {
+			dispatcher().emitFolderCreated(id().toString());
+		} else {
+			dispatcher().emitFolderUpdated(id().toString());
+		}
+	}
+
+	isNew_ = -1;
+
+	return isSaved;
 }
 
 bool BaseModel::dispose() {
@@ -138,11 +147,11 @@ bool BaseModel::dispose() {
 	q.bindValue(":id", id().toString());
 	jop::db().execQuery(q);
 
-	bool output = jop::db().errorCheck(q);
+	bool isDeleted = jop::db().errorCheck(q);
 
-	if (output) cacheDelete(QString("%1:count").arg(tableName));
+	if (isDeleted) cacheDelete(QString("%1:count").arg(tableName));
 
-	if (output && trackChanges()) {
+	if (isDeleted && trackChanges()) {
 		Change change;
 		change.setValue("item_id", id());
 		change.setValue("item_type", table());
@@ -150,7 +159,11 @@ bool BaseModel::dispose() {
 		change.save();
 	}
 
-	return output;
+	if (isDeleted && table() == jop::FoldersTable) {
+		dispatcher().emitFolderDeleted(id().toString());
+	}
+
+	return isDeleted;
 }
 
 Table BaseModel::table() const {
@@ -171,6 +184,8 @@ bool BaseModel::trackChanges() const {
 }
 
 bool BaseModel::isNew() const {
+	if (isNew_ == 0) return false;
+	if (isNew_ == 1) return true;
 	return !valueIsSet(primaryKey());
 }
 
@@ -228,6 +243,9 @@ bool BaseModel::isValidFieldName(Table table, const QString &name) {
 	return false;
 }
 
+// When loading a QSqlQuery, all the values are cleared and replaced by those
+// from the QSqlQuery. All the fields are marked as NOT changed as it's assumed
+// the object is already in the database (since loaded from there).
 void BaseModel::loadSqlQuery(const QSqlQuery &query) {
 	values_.clear();
 	QSqlRecord record = query.record();
@@ -241,17 +259,45 @@ void BaseModel::loadSqlQuery(const QSqlQuery &query) {
 		}
 
 		if (field.type == QMetaType::QString) {
-			values_.insert(field.name, Value(query.value(idx).toString()));
+			//values_.insert(field.name, Value(query.value(idx).toString()));
+			setValue(field.name, query.value(idx).toString());
 		} else if (field.type == QMetaType::Int) {
-			values_.insert(field.name, Value(query.value(idx).toInt()));
+			//values_.insert(field.name, Value(query.value(idx).toInt()));
+			setValue(field.name, query.value(idx).toInt());
 		} else {
 			qCritical() << "Unsupported value type" << field.name;
 		}
 	}
 
+	isNew_ = -1;
+
 	changedFields_.clear();
 }
 
+// When loading a QJsonObject, all the values are cleared and replaced by those
+// from the QJsonObject. All the fields are marked as changed since it's
+// assumed that the object comes from the web service.
+void BaseModel::loadJsonObject(const QJsonObject &jsonObject) {
+	values_.clear();
+	changedFields_.clear();
+
+	QVector<BaseModel::Field> fields = BaseModel::tableFields(table());
+
+	foreach (BaseModel::Field field, fields) {
+		if (field.type == QMetaType::QString) {
+			//values_.insert(field.name, Value(jsonObject[field.name].toString()));
+			setValue(field.name, jsonObject[field.name].toString());
+		} else if (field.type == QMetaType::Int) {
+			//values_.insert(field.name, Value(jsonObject[field.name].toInt()));
+			setValue(field.name, jsonObject[field.name].toInt());
+		} else {
+			qCritical() << "Unsupported value type" << field.name;
+		}
+	}
+
+	isNew_ = 1;
+}
+
 QHash<QString, BaseModel::Value> BaseModel::values() const {
 	return values_;
 }

QtClient/JoplinQtClient/models/basemodel.h

@@ -40,12 +40,11 @@ public:
 	};
 
 	BaseModel();
-	BaseModel(const QSqlQuery& query);
 	QStringList changedFields() const;
 	static int count(jop::Table table);
 	bool load(const QString& id);
-	bool save();
-	bool dispose();
+	virtual bool save();
+	virtual bool dispose();
 
 	virtual Table table() const;
 	virtual QString primaryKey() const;
@@ -60,6 +59,7 @@ public:
 	static bool isValidFieldName(Table table, const QString& name);
 
 	void loadSqlQuery(const QSqlQuery& query);
+	void loadJsonObject(const QJsonObject& jsonObject);
 	QHash<QString, Value> values() const;
 	Value value(const QString& name) const;
 	bool valueIsSet(const QString& name) const;
@@ -84,6 +84,8 @@ protected:
 	static QMap<int, QVector<BaseModel::Field>> tableFields_;
 	static QHash<QString, QVariant> cache_;
 
+	int isNew_;
+
 };
 
 }

QtClient/JoplinQtClient/models/change.cpp

@@ -3,12 +3,6 @@
 
 using namespace jop;
 
-Change::Change() {}
-
-Change::Change(const QSqlQuery &query) {
-	loadSqlQuery(query);
-}
-
 Table Change::table() const {
 	return jop::ChangesTable;
 }
@@ -25,7 +19,8 @@ QVector<Change> Change::all(int limit) {
 	QVector<Change> output;
 
 	while (q.next()) {
-		Change change(q);
+		Change change;
+		change.loadSqlQuery(q);
 		output.push_back(change);
 	}
 

QtClient/JoplinQtClient/models/change.h

@@ -13,8 +13,6 @@ public:
 
 	enum Type { Undefined, Create, Update, Delete };
 
-	Change();
-	Change(const QSqlQuery& query);
 	Table table() const;
 
 	static QVector<Change> all(int limit = 100);

QtClient/JoplinQtClient/models/folder.cpp

@@ -1,5 +1,6 @@
 #include "models/folder.h"
 
+#include "dispatcher.h"
 #include "database.h"
 #include "uuid.h"
 

QtClient/JoplinQtClient/models/folder.h

@@ -19,6 +19,9 @@ public:
 	bool primaryKeyIsUuid() const;
 	bool trackChanges() const;
 
+//	bool save();
+//	bool dispose();
+
 private:
 
 };

QtClient/JoplinQtClient/stable.h

@@ -26,9 +26,7 @@
 #include <QJsonObject>
 #include <QJsonParseError>
 #include <QBuffer>
-
-
-
+#include <QJsonArray>
 #include <QTimer>
 
 #endif // __cplusplus

QtClient/JoplinQtClient/synchronizer.cpp

@@ -4,16 +4,29 @@
 
 using namespace jop;
 
-Synchronizer::Synchronizer(WebApi& api, Database &database) : api_(api), db_(database) {
+Synchronizer::Synchronizer(const QString &apiUrl, Database &database) : api_(apiUrl), db_(database) {
 	qDebug() << api_.baseUrl();
+	state_ = Idle;
+	uploadsRemaining_ = 0;
+	downloadsRemaining_ = 0;
 	connect(&api_, SIGNAL(requestDone(QJsonObject,QString)), this, SLOT(api_requestDone(QJsonObject,QString)));
 }
 
 void Synchronizer::start() {
+	if (state_ != Idle) {
+		qWarning() << "Cannot start synchronizer because synchronization already in progress. State: " << state_;
+		return;
+	}
+
 	qDebug() << "Starting synchronizer...";
 
+	state_ = UploadingChanges;
+
 	QVector<Change> changes = Change::all();
 	changes = Change::mergedChanges(changes);
+
+	uploadsRemaining_ = changes.size();
+
 	foreach (Change change, changes) {
 		jop::Table itemType = (jop::Table)change.value("item_type").toInt();
 		QString itemId = change.value("item_id").toString();
@@ -28,7 +41,7 @@ void Synchronizer::start() {
 				Folder folder;
 				folder.load(itemId);
 				QUrlQuery data = valuesToUrlQuery(folder.values());
-				api_.put("folders/" + folder.id().toString(), QUrlQuery(), data, "putFolder:" + folder.id().toString());
+				api_.put("folders/" + folder.id().toString(), QUrlQuery(), data, "upload:putFolder:" + folder.id().toString());
 
 			} else if (type == Change::Update) {
 
@@ -39,15 +52,23 @@ void Synchronizer::start() {
 				foreach (QString field, mergedFields) {
 					data.addQueryItem(field, folder.value(field).toString());
 				}
-				api_.patch("folders/" + folder.id().toString(), QUrlQuery(), data, "patchFolder:" + folder.id().toString());
+				api_.patch("folders/" + folder.id().toString(), QUrlQuery(), data, "upload:patchFolder:" + folder.id().toString());
 
 			} else if (type == Change::Delete) {
 
-				api_.del("folders/" + itemId, QUrlQuery(), QUrlQuery(), "deleteFolder:" + itemId);
+				api_.del("folders/" + itemId, QUrlQuery(), QUrlQuery(), "upload:deleteFolder:" + itemId);
 
 			}
 		}
 	}
+
+	if (!uploadsRemaining_) {
+		downloadChanges();
+	}
+}
+
+void Synchronizer::setSessionId(const QString &v) {
+	api_.setSessionId(v);
 }
 
 QUrlQuery Synchronizer::valuesToUrlQuery(const QHash<QString, Change::Value>& values) const {
@@ -58,31 +79,90 @@ QUrlQuery Synchronizer::valuesToUrlQuery(const QHash<QString, Change::Value>& va
 	return query;
 }
 
-void Synchronizer::api_requestDone(const QJsonObject& response, const QString& tag) {
-	qDebug() << "WebApi: done" << tag;
+void Synchronizer::downloadChanges() {
+	state_ = DownloadingChanges;
+	//QUrlQuery data = valuesToUrlQuery(folder.values());
+	api_.get("synchronizer", QUrlQuery(), QUrlQuery(), "download:getSynchronizer");
+}
 
+void Synchronizer::api_requestDone(const QJsonObject& response, const QString& tag) {
 	QStringList parts = tag.split(':');
-	QString action = tag;
+	QString category = parts[0];
+	QString action = parts[1];
 	QString id = "";
 
-	if (parts.size() == 2) {
-		action = parts[0];
-		id = parts[1];
+	if (parts.size() == 3) {
+		id = parts[2];
 	}
 
+	qDebug() << "WebApi: done" << category << action << id;
+
 	// TODO: check for error
 
-	qDebug() << "Synced folder" << id;
+	if (category == "upload") {
+		uploadsRemaining_--;
 
-	if (action == "putFolder") {
-		Change::disposeByItemId(id);
-	}
+		qDebug() << "Synced folder" << id;
 
-	if (action == "patchFolder") {
-		Change::disposeByItemId(id);
-	}
+		if (action == "putFolder") {
+			Change::disposeByItemId(id);
+		}
 
-	if (action == "deleteFolder") {
-		Change::disposeByItemId(id);
+		if (action == "patchFolder") {
+			Change::disposeByItemId(id);
+		}
+
+		if (action == "deleteFolder") {
+			Change::disposeByItemId(id);
+		}
+
+		if (uploadsRemaining_ < 0) {
+			qWarning() << "Mismatch on operations done:" << uploadsRemaining_;
+		}
+
+		if (uploadsRemaining_ <= 0) {
+			uploadsRemaining_ = 0;
+			downloadChanges();
+		}
+	} else if (category == "download") {
+		if (action == "getSynchronizer") {
+			QJsonArray items = response["items"].toArray();
+			foreach (QJsonValue item, items) {
+				QJsonObject obj = item.toObject();
+				QString itemId = obj["item_id"].toString();
+				QString itemType = obj["item_type"].toString();
+				QString operationType = obj["type"].toString();
+
+				QString path = itemType + "s"; // That should remain true
+
+				if (operationType == "create") {
+					api_.get(path + "/" + itemId, QUrlQuery(), QUrlQuery(), "download:getFolder:" + itemId);
+				}
+
+				downloadsRemaining_++;
+			}
+		} else {
+			downloadsRemaining_--;
+
+			if (action == "getFolder") {
+				Folder folder;
+				folder.loadJsonObject(response);
+				folder.save();
+
+				// TODO: save last rev ID
+			}
+
+			if (downloadsRemaining_ < 0) {
+				qCritical() << "Mismatch on download operations done" << downloadsRemaining_;
+			}
+
+			if (downloadsRemaining_ <= 0) {
+				qDebug() << "All download operations complete";
+				downloadsRemaining_ = 0;
+				state_ = Idle;
+			}
+		}
+	} else {
+		qCritical() << "Invalid category" << category;
 	}
 }

QtClient/JoplinQtClient/synchronizer.h

@@ -14,14 +14,21 @@ class Synchronizer : public QObject {
 
 public:
 
-	Synchronizer(WebApi &api, Database& database);
+	enum SynchronizationState { Idle, UploadingChanges, DownloadingChanges };
+
+	Synchronizer(const QString& apiUrl, Database& database);
 	void start();
+	void setSessionId(const QString& v);
 
 private:
 
 	QUrlQuery valuesToUrlQuery(const QHash<QString, BaseModel::Value> &values) const;
-	WebApi& api_;
+	WebApi api_;
 	Database& db_;
+	SynchronizationState state_;
+	int uploadsRemaining_;
+	int downloadsRemaining_;
+	void downloadChanges();
 
 public slots:
 

QtClient/JoplinQtClient/webapi.cpp

@@ -99,7 +99,7 @@ void WebApi::processQueue() {
 	if (r.method != jop::GET && r.method != jop::DEL) {
 		cmd << "--data" << "'" + r.data.toString(QUrl::FullyEncoded) + "'";
 	}
-	cmd << url;
+	cmd << "'" + url + "'";
 
 	qDebug().noquote() << cmd.join(" ");
 
@@ -116,7 +116,7 @@ void WebApi::request_finished(QNetworkReply *reply) {
 		qWarning().noquote() << QString(responseBodyBA);
 	} else {
 		response = doc.object();
-		if (!response["error"].isNull()) {
+		if (response.contains("error") && !response["error"].isNull()) {
 			qWarning().noquote() << "API error:" << QString(responseBodyBA);
 		}
 	}

src/AppBundle/Controller/FoldersController.php

@@ -21,6 +21,7 @@ class FoldersController extends ApiController {
 		if ($request->isMethod('POST')) {
 			$folder = new Folder();
 			$folder->fromPublicArray($request->request->all());
+			$folder->owner_id = $this->user()->id;
 			$folder->save();
 			return static::successResponse($folder);
 		}

src/AppBundle/Controller/SynchronizerController.php

@@ -6,7 +6,7 @@ use Sensio\Bundle\FrameworkExtraBundle\Configuration\Route;
 use Symfony\Bundle\FrameworkBundle\Controller\Controller;
 use Symfony\Component\HttpFoundation\Request;
 use AppBundle\Controller\ApiController;
-use AppBundle\Model\Action;
+use AppBundle\Model\Change;
 use AppBundle\Exception\UnauthorizedException;
 
 /*
@@ -103,11 +103,13 @@ class SynchronizerController extends ApiController {
 	 * @Route("/synchronizer")
 	 */
 	public function allAction(Request $request) {
-		$id = (int)$request->query->get('last_id');
+		$lastChangeId = (int)$request->query->get('last_id');
 
 		if (!$this->user() || !$this->session()) throw new UnauthorizedException();
 
-		$actions = Action::actionsDoneAfterId($this->user()->id, $this->session()->client_id, $id);
+		$actions = Change::changesDoneAfterId($this->user()->id, $this->session()->client_id, $lastChangeId);
+		// $actions['user_id'] = Change::hex($this->user()->id);
+		// $actions['client_id'] = Change::hex($this->session()->client_id);
 		return static::successResponse($actions);
 	}
 

src/AppBundle/Model/Change.php

@@ -10,7 +10,7 @@ class Change extends BaseModel {
 		'type' => array('create', 'update', 'delete'),
 	);
 
-	static public function changesDoneAfterId($userId, $clientId, $changeId) {
+	static public function changesDoneAfterId($userId, $clientId, $fromChangeId) {
 		// Simplification:
 		//
 		// - If create, update, delete => return nothing
@@ -19,7 +19,7 @@ class Change extends BaseModel {
 		// - If update, update, update => return last
 
 		$limit = 100;
-		$changes = self::where('id', '>', $changeId)
+		$changes = self::where('id', '>', $fromChangeId)
 		             ->where('user_id', '=', $userId)
 		             ->where('client_id', '!=', $clientId)
 		             ->orderBy('id')