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meteodatabaseinterface.cpp
executable file
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meteodatabaseinterface.cpp
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#include "meteodatabaseinterface.h"
#include <QString>
#include "meteo.h"
#include "site.h"
#include "sitesdatabaseinterface.h"
#include <QDebug>
#include <QtSql/QtSql>
MeteoDatabaseInterface::MeteoDatabaseInterface()
{
}
void MeteoDatabaseInterface::deleteMeteo(int siteId, int year)
{
qDebug() << "db: " << this->dbPath;
QSqlDatabase db = QSqlDatabase::addDatabase("QSQLITE");
db.setDatabaseName(this->dbPath);
if(false == db.open())
{
qDebug() << "can not open database";
}
QSqlQuery query;
query.prepare("DELETE FROM meteo WHERE id_site = :siteId AND year = :year");
query.bindValue(":siteId", siteId);
query.bindValue(":year", year);
if(false == query.exec())
{
qDebug() << "SQL ERROR 11: " << query.lastError();
}
db.commit();
db.close();
SitesDatabaseInterface sitesDatabaseInterface;
sitesDatabaseInterface.setStoragePaths("", this->dbPath);
Site* site = sitesDatabaseInterface.getSite(siteId);
site->deleteYear(year);
sitesDatabaseInterface.saveSite(site);
}
void MeteoDatabaseInterface::saveMeteo(Meteo* meteo)
{
qDebug() << "db: " << this->dbPath;
QSqlDatabase db = QSqlDatabase::addDatabase("QSQLITE");
db.setDatabaseName(this->dbPath);
if(false == db.open())
{
qDebug() << "can not open database";
}
QString meteoCsv = meteo->exportMeteoAsCsv();
if(0 != meteo->getId()) //if an id is set we update the meteo entry in the database
{
QSqlQuery query;
query.prepare("UPDATE meteo SET year = :year, id_site = :siteId, meteo_data = :meteoCsv WHERE ID = :id;");
query.bindValue(":id", meteo->getId());
query.bindValue(":year", meteo->getYear());
query.bindValue(":siteId", meteo->getSiteId());
query.bindValue(":meteoCsv", meteoCsv);
query.exec();
if(query.lastError().isValid())
{
qDebug() << "SQL ERROR1 : " << query.lastError();
}
}
else
{
QSqlQuery query;
query.prepare("INSERT INTO meteo(ID, year, id_site, meteo_data) VALUES (NULL, :year, :siteId, :meteoCsv);");
query.bindValue(":year", meteo->getYear());
query.bindValue(":siteId", meteo->getSiteId());
query.bindValue(":meteoCsv", meteoCsv);
query.exec();
if(query.lastError().isValid())
{
qDebug() << "SQL QUERY : " << query.lastQuery();
qDebug() << "SQL ERROR2 : " << query.lastError();
}
}
db.commit();
db.close();
}
Meteo* MeteoDatabaseInterface::getMeteo(int siteId, int year)
{
Meteo* meteo = new Meteo();
qDebug() << "db: " << this->dbPath;
QSqlDatabase db = QSqlDatabase::addDatabase("QSQLITE");
db.setDatabaseName(this->dbPath);
if(false == db.open())
{
qDebug() << "can not open database";
}
QSqlQuery query;
query.prepare("SELECT * FROM meteo WHERE id_site = :siteId AND year = :year");
query.bindValue(":siteId", siteId);
query.bindValue(":year", year);
if(query.exec())
{
if(query.next())
{
meteo->setId( query.value(0).toInt() );
meteo->setYear( query.value(1).toInt() );
meteo->setSiteId( query.value(2).toInt() );
meteo->importMeteoFromCsv( query.value(3).toString() );
}
}
else
{
qDebug() << "SQL ERROR : " << query.lastError();
}
db.close();
return meteo;
}
QList<Meteo*> MeteoDatabaseInterface::getMeteo(int siteId)
{
QList<Meteo*> meteoList;
qDebug() << "db: " << this->dbPath;
QSqlDatabase db = QSqlDatabase::addDatabase("QSQLITE");
db.setDatabaseName(this->dbPath);
if(false == db.open())
{
qDebug() << "can not open database";
}
QSqlQuery query;
query.prepare("SELECT * FROM meteo WHERE id_site = :siteId");
query.bindValue(":siteId", siteId);
if(query.exec())
{
while(query.next())
{
Meteo* meteo = new Meteo();
meteo->setId( query.value(0).toInt() );
meteo->setYear( query.value(1).toInt() );
meteo->setSiteId( query.value(2).toInt() );
meteo->importMeteoFromCsv( query.value(3).toString() );
meteoList.append( meteo );
}
}
else
{
qDebug() << "SQL ERROR : " << query.lastError();
}
db.close();
return meteoList;
}
void MeteoDatabaseInterface::setStoragePaths(QString appStoragePath, QString dbPath)
{
this->appStoragePath = appStoragePath;
this->dbPath = dbPath;
}