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525 lines
17 KiB
525 lines
17 KiB
/****************************************************************************
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**
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** https://www.qxorm.com/
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** Copyright (C) 2013 Lionel Marty (contact@qxorm.com)
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**
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** This file is part of the QxOrm library
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**
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** This software is provided 'as-is', without any express or implied
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** warranty. In no event will the authors be held liable for any
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** damages arising from the use of this software
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**
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** Commercial Usage
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** Licensees holding valid commercial QxOrm licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Lionel Marty
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file 'license.gpl3.txt' included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met : http://www.gnu.org/copyleft/gpl.html
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**
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** If you are unsure which license is appropriate for your use, or
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** if you have questions regarding the use of this file, please contact :
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** contact@qxorm.com
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**
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****************************************************************************/
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#ifndef _QX_SQL_QUERY_BUILDER_H_
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#define _QX_SQL_QUERY_BUILDER_H_
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#ifdef _MSC_VER
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#pragma once
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#endif
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/*!
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* \file QxSqlQueryBuilder.h
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* \author Lionel Marty
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* \ingroup QxDao
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* \brief Concrete SQL query builder by class with a cache mechanism to backup and restore queries already built by the program
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*/
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#include <QxDao/IxSqlQueryBuilder.h>
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#include <QxDao/QxSqlQueryHelper.h>
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#include <QxRegister/QxClass.h>
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#include <QxTraits/remove_attr.h>
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#include <QxTraits/remove_smart_ptr.h>
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#include <QxTraits/is_qx_registered.h>
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#define QX_SQL_ERR_NO_DATA_MEMBER_REGISTERED "'QxSqlQueryBuilder<T>' error : 'qx::register_class()' not called or no data member registered"
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#define QX_SQL_ERR_NO_ID_REGISTERED "'QxSqlQueryBuilder<T>' error : no id registered"
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#define QX_SQL_BUILDER_INIT_FCT(oper) \
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qx::dao::detail::IxDao_Timer timer(this->getDaoHelper(), qx::dao::detail::IxDao_Helper::timer_build_sql); \
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QString joinQueryHash = (this->getDaoHelper() ? this->getDaoHelper()->qxQuery().getJoinQueryHash() : QString()); \
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QString ignoreSoftDeleteHash = (this->getDaoHelper() ? this->getDaoHelper()->getIgnoreSoftDeleteHash() : QString()); \
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QString key = QxClass<type_sql>::getSingleton()->getKey() + joinQueryHash + ignoreSoftDeleteHash + oper; \
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if ((joinQueryHash.isEmpty()) && (this->findSqlQuery(key))) { return (* this); } \
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QString & sql = this->getCurrentBuildingSql(); sql = "";
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#define QX_SQL_BUILDER_INIT_FCT_WITH_RELATION(oper) \
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qx::dao::detail::IxDao_Timer timer(this->getDaoHelper(), qx::dao::detail::IxDao_Helper::timer_build_sql); \
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QString joinQueryHash = (this->getDaoHelper() ? this->getDaoHelper()->qxQuery().getJoinQueryHash() : QString()); \
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QString ignoreSoftDeleteHash = (this->getDaoHelper() ? this->getDaoHelper()->getIgnoreSoftDeleteHash() : QString()); \
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QString key = QxClass<type_sql>::getSingleton()->getKey() + joinQueryHash + this->getHashRelation() + ignoreSoftDeleteHash + oper; \
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if ((joinQueryHash.isEmpty()) && (this->findSqlQuery(key))) { this->findSqlAlias(key); return (* this); } \
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QString & sql = this->getCurrentBuildingSql(); sql = "";
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namespace qx {
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/*!
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* \ingroup QxDao
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* \brief qx::QxSqlQueryBuilder<T> : concrete SQL query builder for class T with a cache mechanism to backup and restore queries already built by the program
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*/
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template <class T>
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class QxSqlQueryBuilder : public IxSqlQueryBuilder
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{
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private:
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typedef typename qx::trait::remove_attr<T>::type type_sql_tmp_1;
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typedef typename qx::trait::remove_smart_ptr<type_sql_tmp_1>::type type_sql_tmp_2;
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public:
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typedef typename qx::QxSqlQueryBuilder<T>::type_sql_tmp_2 type_sql;
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public:
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QxSqlQueryBuilder() : IxSqlQueryBuilder() { ; }
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virtual ~QxSqlQueryBuilder() { static_assert(qx::trait::is_qx_registered<type_sql>::value, "qx::trait::is_qx_registered<type_sql>::value"); }
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virtual void init()
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{
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if (isInitDone()) { return; }
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setDataMemberX(QxClass<type_sql>::getSingleton()->dataMemberX());
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setSoftDelete(QxClass<type_sql>::getSingleton()->getSoftDelete());
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IxSqlQueryBuilder::init();
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}
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};
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/*!
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* \ingroup QxDao
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* \brief qx::QxSqlQueryBuilder_Count<T> : concrete SQL query builder for class T to build a COUNT SQL query
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*/
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template <class T>
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class QxSqlQueryBuilder_Count : public QxSqlQueryBuilder<T>
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{
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public:
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typedef typename QxSqlQueryBuilder<T>::type_sql type_sql;
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QxSqlQueryBuilder_Count() : QxSqlQueryBuilder<T>() { ; }
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virtual ~QxSqlQueryBuilder_Count() { ; }
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virtual IxSqlQueryBuilder & buildSql(const QStringList & columns = QStringList(), QxSqlRelationLinked * pRelationX = NULL)
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{
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Q_UNUSED(columns); Q_UNUSED(pRelationX);
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QX_SQL_BUILDER_INIT_FCT("Count")
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sql = "SELECT COUNT(*) FROM " + qx::IxDataMember::getSqlFromTable(this->table());
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if (! this->softDelete().isEmpty()) { sql += " WHERE " + this->softDelete().buildSqlQueryToFetch(); }
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this->setSqlQuery(sql, key);
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return (* this);
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}
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};
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/*!
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* \ingroup QxDao
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* \brief qx::QxSqlQueryBuilder_Exist<T> : concrete SQL query builder for class T to build an EXIST SQL query
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*/
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template <class T>
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class QxSqlQueryBuilder_Exist : public QxSqlQueryBuilder<T>
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{
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public:
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typedef typename QxSqlQueryBuilder<T>::type_sql type_sql;
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QxSqlQueryBuilder_Exist() : QxSqlQueryBuilder<T>() { ; }
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virtual ~QxSqlQueryBuilder_Exist() { ; }
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virtual IxSqlQueryBuilder & buildSql(const QStringList & columns = QStringList(), QxSqlRelationLinked * pRelationX = NULL)
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{
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Q_UNUSED(columns); Q_UNUSED(pRelationX);
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QX_SQL_BUILDER_INIT_FCT("Exist")
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if (! this->getDataId()) { qDebug("[QxOrm] %s", QX_SQL_ERR_NO_ID_REGISTERED); qAssert(false); return (* this); }
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qx::dao::detail::QxSqlQueryHelper_Exist<type_sql>::sql(sql, (* this));
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this->setSqlQuery(sql, key);
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return (* this);
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}
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};
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/*!
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* \ingroup QxDao
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* \brief qx::QxSqlQueryBuilder_FetchAll<T> : concrete SQL query builder for class T to build a FETCH ALL SQL query
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*/
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template <class T>
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class QxSqlQueryBuilder_FetchAll : public QxSqlQueryBuilder<T>
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{
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public:
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typedef typename QxSqlQueryBuilder<T>::type_sql type_sql;
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QxSqlQueryBuilder_FetchAll() : QxSqlQueryBuilder<T>() { ; }
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virtual ~QxSqlQueryBuilder_FetchAll() { ; }
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virtual IxSqlQueryBuilder & buildSql(const QStringList & columns = QStringList(), QxSqlRelationLinked * pRelationX = NULL)
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{
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Q_UNUSED(pRelationX);
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if ((columns.count() <= 0) || (columns.at(0) == "*"))
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{
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QX_SQL_BUILDER_INIT_FCT("FetchAll")
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qx::dao::detail::QxSqlQueryHelper_FetchAll<type_sql>::sql(sql, (* this));
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this->setSqlQuery(sql, key);
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}
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else
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{
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QString sql;
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if (! this->verifyColumns(columns)) { return (* this); }
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qx::dao::detail::QxSqlQueryHelper_FetchAll<type_sql>::sql(sql, (* this), columns);
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this->setSqlQuery(sql);
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}
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return (* this);
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}
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};
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/*!
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* \ingroup QxDao
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* \brief qx::QxSqlQueryBuilder_FetchById<T> : concrete SQL query builder for class T to build a FETCH BY ID SQL query
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*/
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template <class T>
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class QxSqlQueryBuilder_FetchById : public QxSqlQueryBuilder<T>
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{
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public:
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typedef typename QxSqlQueryBuilder<T>::type_sql type_sql;
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QxSqlQueryBuilder_FetchById() : QxSqlQueryBuilder<T>() { ; }
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virtual ~QxSqlQueryBuilder_FetchById() { ; }
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virtual IxSqlQueryBuilder & buildSql(const QStringList & columns = QStringList(), QxSqlRelationLinked * pRelationX = NULL)
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{
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Q_UNUSED(pRelationX);
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if (! this->getDataId()) { qDebug("[QxOrm] %s", QX_SQL_ERR_NO_ID_REGISTERED); qAssert(false); return (* this); }
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QxSqlQueryBuilder_FetchAll<type_sql> builder; builder.clone(* this);
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if ((columns.count() <= 0) || (columns.at(0) == "*"))
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{
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QX_SQL_BUILDER_INIT_FCT("FetchById")
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qx::dao::detail::QxSqlQueryHelper_FetchById<type_sql>::sql(sql, builder);
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this->setSqlQuery(sql, key);
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}
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else
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{
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QString sql;
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if (! this->verifyColumns(columns)) { return (* this); }
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qx::dao::detail::QxSqlQueryHelper_FetchById<type_sql>::sql(sql, builder, columns);
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this->setSqlQuery(sql);
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}
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return (* this);
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}
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};
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/*!
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* \ingroup QxDao
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* \brief qx::QxSqlQueryBuilder_Insert<T> : concrete SQL query builder for class T to build an INSERT SQL query
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*/
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template <class T>
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class QxSqlQueryBuilder_Insert : public QxSqlQueryBuilder<T>
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{
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public:
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typedef typename QxSqlQueryBuilder<T>::type_sql type_sql;
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QxSqlQueryBuilder_Insert() : QxSqlQueryBuilder<T>() { ; }
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virtual ~QxSqlQueryBuilder_Insert() { ; }
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virtual IxSqlQueryBuilder & buildSql(const QStringList & columns = QStringList(), QxSqlRelationLinked * pRelationX = NULL)
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{
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Q_UNUSED(columns); Q_UNUSED(pRelationX);
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QX_SQL_BUILDER_INIT_FCT("Insert")
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qx::dao::detail::QxSqlQueryHelper_Insert<type_sql>::sql(sql, (* this));
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this->setSqlQuery(sql, key);
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return (* this);
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}
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};
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/*!
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* \ingroup QxDao
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* \brief qx::QxSqlQueryBuilder_Update<T> : concrete SQL query builder for class T to build an UPDATE SQL query
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*/
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template <class T>
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class QxSqlQueryBuilder_Update : public QxSqlQueryBuilder<T>
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{
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public:
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typedef typename QxSqlQueryBuilder<T>::type_sql type_sql;
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QxSqlQueryBuilder_Update() : QxSqlQueryBuilder<T>() { ; }
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virtual ~QxSqlQueryBuilder_Update() { ; }
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virtual IxSqlQueryBuilder & buildSql(const QStringList & columns = QStringList(), QxSqlRelationLinked * pRelationX = NULL)
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{
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Q_UNUSED(pRelationX);
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if (! this->getDataId()) { qDebug("[QxOrm] %s", QX_SQL_ERR_NO_ID_REGISTERED); qAssert(false); return (* this); }
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if ((columns.count() <= 0) || (columns.at(0) == "*"))
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{
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QX_SQL_BUILDER_INIT_FCT("Update")
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qx::dao::detail::QxSqlQueryHelper_Update<type_sql>::sql(sql, (* this));
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this->setSqlQuery(sql, key);
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}
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else
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{
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QString sql;
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if (! this->verifyColumns(columns)) { return (* this); }
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qx::dao::detail::QxSqlQueryHelper_Update<type_sql>::sql(sql, (* this), columns);
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this->setSqlQuery(sql);
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}
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return (* this);
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}
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};
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/*!
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* \ingroup QxDao
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* \brief qx::QxSqlQueryBuilder_DeleteAll<T> : concrete SQL query builder for class T to build a DELETE ALL SQL query
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*/
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template <class T>
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class QxSqlQueryBuilder_DeleteAll : public QxSqlQueryBuilder<T>
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{
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public:
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typedef typename QxSqlQueryBuilder<T>::type_sql type_sql;
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QxSqlQueryBuilder_DeleteAll() : QxSqlQueryBuilder<T>() { ; }
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virtual ~QxSqlQueryBuilder_DeleteAll() { ; }
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virtual IxSqlQueryBuilder & buildSql(const QStringList & columns = QStringList(), QxSqlRelationLinked * pRelationX = NULL)
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{
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Q_UNUSED(columns); Q_UNUSED(pRelationX);
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QX_SQL_BUILDER_INIT_FCT("DeleteAll")
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sql = "DELETE FROM " + this->table();
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this->setSqlQuery(sql, key);
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return (* this);
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}
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};
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/*!
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* \ingroup QxDao
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* \brief qx::QxSqlQueryBuilder_SoftDeleteAll<T> : concrete SQL query builder for class T to build a SOFT DELETE ALL SQL query
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*/
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template <class T>
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class QxSqlQueryBuilder_SoftDeleteAll : public QxSqlQueryBuilder<T>
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{
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public:
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typedef typename QxSqlQueryBuilder<T>::type_sql type_sql;
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QxSqlQueryBuilder_SoftDeleteAll() : QxSqlQueryBuilder<T>() { ; }
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virtual ~QxSqlQueryBuilder_SoftDeleteAll() { ; }
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virtual IxSqlQueryBuilder & buildSql(const QStringList & columns = QStringList(), QxSqlRelationLinked * pRelationX = NULL)
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{
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Q_UNUSED(columns); Q_UNUSED(pRelationX);
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QX_SQL_BUILDER_INIT_FCT("SoftDeleteAll")
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if (! this->softDelete().isEmpty()) { sql = "UPDATE " + this->table() + " SET " + this->softDelete().buildSqlQueryToUpdate(); }
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else { qAssert(false); }
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this->setSqlQuery(sql, key);
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return (* this);
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}
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};
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/*!
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* \ingroup QxDao
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* \brief qx::QxSqlQueryBuilder_DeleteById<T> : concrete SQL query builder for class T to build a DELETE BY ID SQL query
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*/
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template <class T>
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class QxSqlQueryBuilder_DeleteById : public QxSqlQueryBuilder<T>
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{
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public:
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typedef typename QxSqlQueryBuilder<T>::type_sql type_sql;
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QxSqlQueryBuilder_DeleteById() : QxSqlQueryBuilder<T>() { ; }
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virtual ~QxSqlQueryBuilder_DeleteById() { ; }
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virtual IxSqlQueryBuilder & buildSql(const QStringList & columns = QStringList(), QxSqlRelationLinked * pRelationX = NULL)
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{
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Q_UNUSED(columns); Q_UNUSED(pRelationX);
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QX_SQL_BUILDER_INIT_FCT("DeleteById")
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if (! this->getDataId()) { qDebug("[QxOrm] %s", QX_SQL_ERR_NO_ID_REGISTERED); qAssert(false); return (* this); }
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qx::dao::detail::QxSqlQueryHelper_DeleteById<type_sql>::sql(sql, (* this), false);
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this->setSqlQuery(sql, key);
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return (* this);
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}
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};
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/*!
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* \ingroup QxDao
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* \brief qx::QxSqlQueryBuilder_SoftDeleteById<T> : concrete SQL query builder for class T to build a SOFT DELETE BY ID SQL query
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*/
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template <class T>
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class QxSqlQueryBuilder_SoftDeleteById : public QxSqlQueryBuilder<T>
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{
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public:
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typedef typename QxSqlQueryBuilder<T>::type_sql type_sql;
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QxSqlQueryBuilder_SoftDeleteById() : QxSqlQueryBuilder<T>() { ; }
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virtual ~QxSqlQueryBuilder_SoftDeleteById() { ; }
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virtual IxSqlQueryBuilder & buildSql(const QStringList & columns = QStringList(), QxSqlRelationLinked * pRelationX = NULL)
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{
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Q_UNUSED(columns); Q_UNUSED(pRelationX);
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QX_SQL_BUILDER_INIT_FCT("SoftDeleteById")
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if (! this->getDataId()) { qDebug("[QxOrm] %s", QX_SQL_ERR_NO_ID_REGISTERED); qAssert(false); return (* this); }
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if (this->softDelete().isEmpty()) { qAssert(false); return (* this); }
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qx::dao::detail::QxSqlQueryHelper_DeleteById<type_sql>::sql(sql, (* this), true);
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this->setSqlQuery(sql, key);
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return (* this);
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}
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};
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/*!
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* \ingroup QxDao
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* \brief qx::QxSqlQueryBuilder_CreateTable<T> : concrete SQL query builder for class T to build a CREATE TABLE SQL query
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*/
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template <class T>
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class QxSqlQueryBuilder_CreateTable : public QxSqlQueryBuilder<T>
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{
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public:
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typedef typename QxSqlQueryBuilder<T>::type_sql type_sql;
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QxSqlQueryBuilder_CreateTable() : QxSqlQueryBuilder<T>() { ; }
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virtual ~QxSqlQueryBuilder_CreateTable() { ; }
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virtual IxSqlQueryBuilder & buildSql(const QStringList & columns = QStringList(), QxSqlRelationLinked * pRelationX = NULL)
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{
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Q_UNUSED(columns); Q_UNUSED(pRelationX);
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QX_SQL_BUILDER_INIT_FCT("CreateTable")
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qx::dao::detail::QxSqlQueryHelper_CreateTable<type_sql>::sql(sql, (* this));
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this->setSqlQuery(sql, key);
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return (* this);
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}
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};
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/*!
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* \ingroup QxDao
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* \brief qx::QxSqlQueryBuilder_Count_WithRelation<T> : concrete SQL query builder for class T to build a COUNT WITH RELATION SQL query
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*/
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template <class T>
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class QxSqlQueryBuilder_Count_WithRelation : public QxSqlQueryBuilder<T>
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{
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public:
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typedef typename QxSqlQueryBuilder<T>::type_sql type_sql;
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QxSqlQueryBuilder_Count_WithRelation() : QxSqlQueryBuilder<T>() { ; }
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virtual ~QxSqlQueryBuilder_Count_WithRelation() { ; }
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virtual IxSqlQueryBuilder & buildSql(const QStringList & columns = QStringList(), QxSqlRelationLinked * pRelationX = NULL)
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{
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Q_UNUSED(columns);
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QX_SQL_BUILDER_INIT_FCT_WITH_RELATION("Count_WithRelation")
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IxSqlQueryBuilder::sql_Count_WithRelation(pRelationX, sql, (* this));
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this->setSqlQuery(sql, key);
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this->insertSqlAlias(key);
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return (* this);
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}
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};
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/*!
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* \ingroup QxDao
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* \brief qx::QxSqlQueryBuilder_FetchAll_WithRelation<T> : concrete SQL query builder for class T to build a FETCH ALL WITH RELATION SQL query
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*/
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template <class T>
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class QxSqlQueryBuilder_FetchAll_WithRelation : public QxSqlQueryBuilder<T>
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{
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public:
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typedef typename QxSqlQueryBuilder<T>::type_sql type_sql;
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QxSqlQueryBuilder_FetchAll_WithRelation() : QxSqlQueryBuilder<T>() { ; }
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virtual ~QxSqlQueryBuilder_FetchAll_WithRelation() { ; }
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virtual IxSqlQueryBuilder & buildSql(const QStringList & columns = QStringList(), QxSqlRelationLinked * pRelationX = NULL)
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{
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Q_UNUSED(columns);
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QX_SQL_BUILDER_INIT_FCT_WITH_RELATION("FetchAll_WithRelation")
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qx::dao::detail::QxSqlQueryHelper_FetchAll_WithRelation<type_sql>::sql(pRelationX, sql, (* this));
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this->setSqlQuery(sql, key);
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this->insertSqlAlias(key);
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return (* this);
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}
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};
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/*!
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* \ingroup QxDao
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* \brief qx::QxSqlQueryBuilder_FetchById_WithRelation<T> : concrete SQL query builder for class T to build a FETCH BY ID WITH RELATION SQL query
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*/
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template <class T>
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class QxSqlQueryBuilder_FetchById_WithRelation : public QxSqlQueryBuilder<T>
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{
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public:
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typedef typename QxSqlQueryBuilder<T>::type_sql type_sql;
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QxSqlQueryBuilder_FetchById_WithRelation() : QxSqlQueryBuilder<T>() { ; }
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virtual ~QxSqlQueryBuilder_FetchById_WithRelation() { ; }
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virtual IxSqlQueryBuilder & buildSql(const QStringList & columns = QStringList(), QxSqlRelationLinked * pRelationX = NULL)
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{
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Q_UNUSED(columns);
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QX_SQL_BUILDER_INIT_FCT_WITH_RELATION("FetchById_WithRelation")
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if (! this->getDataId()) { qDebug("[QxOrm] %s", QX_SQL_ERR_NO_ID_REGISTERED); qAssert(false); return (* this); }
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QxSqlQueryBuilder_FetchAll_WithRelation<type_sql> builder; builder.clone(* this);
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qx::dao::detail::QxSqlQueryHelper_FetchById_WithRelation<type_sql>::sql(pRelationX, sql, builder);
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this->setSqlQuery(sql, key);
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this->insertSqlAlias(key);
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return (* this);
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}
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};
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} // namespace qx
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#endif // _QX_SQL_QUERY_BUILDER_H_
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