forked from ibtisamtauhidi/Innovative-Hotel-Manager
/
editroom.cpp
309 lines (243 loc) · 6.98 KB
/
editroom.cpp
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#include "editroom.h"
#include "ui_editroom.h"
#include <QtSql>
#include <QDebug>
editRoom::editRoom(QWidget *parent) :
QDialog(parent),
ui(new Ui::editRoom)
{
ui->setupUi(this);
QRegExp regExp1("[0-9][0-9 ][0-9]*");
ui->roomName->setValidator(new QRegExpValidator(regExp1, this));
ui->catList->addItem(" :: Select One :: ");
setupview();
}
editRoom::~editRoom()
{
delete ui;
}
void editRoom::setupview()
{
QSqlDatabase db = QSqlDatabase::addDatabase( "QSQLITE" );
db.setDatabaseName( "./innovativedb.sqlite" );
if( !db.open() )
{
qDebug() << db.lastError();
qFatal( "MAYDAY!!!\n\nSOMETHING IS WRONG WITH YOUR DATABASE." );
}
qDebug( "Database Connection Validated..." );
QSqlQuery qry;
qry.prepare("CREATE TABLE IF NOT EXISTS roomcat (id INTEGET PRIMARY KEY, item VARCHAR(30), price INTEGER)");
if(!qry.exec())
qDebug() << qry.lastError();
else
qDebug( "Room Category Table Validated..." );
int j=0;
if(!qry.exec("SELECT item FROM roomcat"))
{
qDebug() << qry.lastError();
}
else
qDebug( "Processing Room Category Table..." );
qDebug() <<"Available Categories:";
while (qry.next()) {
QString item = qry.value(0).toString();
ui->catList->addItem(item);
qDebug() << item;
j++;
}
db.close();
}
void editRoom::on_roomName_textChanged()
{
ui->addButton->setEnabled(ui->roomName->hasAcceptableInput());
}
void editRoom::on_addButton_clicked()
{
QString roomno=ui->roomName->text();
QString nameStr= ui->catList->currentText();
QSqlDatabase db = QSqlDatabase::addDatabase( "QSQLITE" );
db.setDatabaseName( "./innovativedb.sqlite" );
if( !db.open() )
{
qDebug() << db.lastError();
qFatal( "MAYDAY!!!\n\nSOMETHING IS WRONG WITH YOUR DATABASE." );
}
qDebug( "Database Connection Validated..." );
QSqlQuery qry;
qry.prepare("CREATE TABLE IF NOT EXISTS roomcat (id INTEGET PRIMARY KEY, item VARCHAR(30), price INTEGER)");
if(!qry.exec())
qDebug() << qry.lastError();
else
qDebug( "Table Created!" );
qry.prepare("SELECT id FROM roomcat WHERE item = :name");
qry.bindValue(":name",nameStr);
if(!qry.exec())
{
qDebug() << qry.lastError();
}
else
qDebug( "Table Selected!" );
int catid=0;
while (qry.next()) {
catid = qry.value(0).toInt();
}
if(catid==0)
{
qFatal("MAYDAY!!! DATABASE ERROR!!!");
}
qry.prepare("CREATE TABLE IF NOT EXISTS roomlist (id INTEGET PRIMARY KEY, roomno VARCHAR(5), cat INTEGER, occupied INTEGER)");
if(!qry.exec())
qDebug() << qry.lastError();
else
qDebug( "Room Table Validated..." );
if(!qry.exec("SELECT id FROM roomlist"))
{
qDebug() << qry.lastError();
}
else
qDebug( "Table Selected!" );
int roomid=0;
while (qry.next()) {
int item = qry.value(0).toInt();
if(item>roomid)
{
roomid=item;
}
}
roomid++;
qry.prepare("INSERT INTO roomlist (id, roomno, cat, occupied) values (:id, :roomno, :roomcat, :occ)");
qry.bindValue(":id",roomid);
qry.bindValue(":roomno",roomno);
qry.bindValue(":roomcat",catid);
qry.bindValue(":occ",0);
if(!qry.exec())
qDebug() << qry.lastError();
else
{
qDebug( "Inserted to Room Table." );
ui->roomList->addItem(ui->roomName->text());
ui->roomName->clear();
}
}
void editRoom::on_catList_currentIndexChanged()
{
ui->roomList->clear();
QString nameStr= ui->catList->currentText();
if(nameStr==" :: Select One :: ")
{
ui->roomList->clear();
ui->roomName->setEnabled(0);
return;
}
ui->roomName->setEnabled(1);
QSqlDatabase db = QSqlDatabase::addDatabase( "QSQLITE" );
db.setDatabaseName( "./innovativedb.sqlite" );
if( !db.open() )
{
qDebug() << db.lastError();
qFatal( "Failed to connect." );
}
qDebug( "Connected!" );
QSqlQuery qry;
qry.prepare("CREATE TABLE IF NOT EXISTS roomcat (id INTEGET PRIMARY KEY, item VARCHAR(30), price INTEGER)");
if(!qry.exec())
qDebug() << qry.lastError();
else
qDebug( "Table Created!" );
qry.prepare("SELECT id FROM roomcat WHERE item = :name");
qry.bindValue(":name",nameStr);
if(!qry.exec())
{
qDebug() << qry.lastError();
}
else
qDebug( "Table Selected!" );
int i=0;
while (qry.next()) {
i = qry.value(0).toInt();
}
if(i==0)
{
qFatal("MAYDAY!!! DATABASE ERROR!!!");
}
qry.prepare("CREATE TABLE IF NOT EXISTS roomlist (id INTEGET PRIMARY KEY, roomno VARCHAR(5), cat INTEGER, occupied INTEGER)");
if(!qry.exec())
qDebug() << qry.lastError();
else
qDebug( "Room Table Validated..." );
qry.prepare("SELECT roomno FROM roomlist WHERE cat = :item");
qry.bindValue(":item",i);
if(!qry.exec())
qDebug() << qry.lastError();
else
qDebug( "Room Table Validated..." );
while (qry.next()) {
QString roomno = qry.value(0).toString();
ui->roomList->addItem(roomno);
}
}
void editRoom::on_okButton_clicked()
{
this->close();
}
void editRoom::on_removeButton_clicked()
{
QString roomNo = ui->roomList->currentItem()->text();
qDebug() << roomNo;
QSqlDatabase db = QSqlDatabase::addDatabase( "QSQLITE" );
db.setDatabaseName( "./innovativedb.sqlite" );
if( !db.open() )
{
qDebug() << db.lastError();
qFatal( "Failed to connect." );
}
qDebug( "Connected!" );
QSqlQuery qry;
qry.prepare("DELETE FROM roomlist WHERE roomno = :roomno");
qry.bindValue(":name",roomNo);
if(!qry.exec())
{
qDebug() << qry.lastError();
}
else
{
delete ui->roomList->item(ui->roomList->currentRow());
qDebug() << "Removed : " << roomNo;
}
}
void editRoom::on_roomList_currentItemChanged()
{
ui->removeButton->setEnabled(0);
int num = ui->roomList->currentRow();
if( num > -1)
{
QListWidgetItem * roomItem = ui->roomList->item(num);
QString roomStr = roomItem->text();
QSqlDatabase db = QSqlDatabase::addDatabase( "QSQLITE" );
db.setDatabaseName( "./innovativedb.sqlite" );
if( !db.open() )
{
qDebug() << db.lastError();
qFatal( "Failed to connect." );
}
qDebug( "Connected!" );
QSqlQuery qry;
qry.prepare("SELECT occupied FROM roomlist WHERE roomno = :roomno");
qry.bindValue(":roomno",roomStr);
if(!qry.exec())
qDebug() << qry.lastError();
else
qDebug( "Table Created!" );
int occupied = 0;
while(qry.next())
{
if(qry.value(0).toInt()!=0)
occupied = 1;
}
if (occupied==0)
ui->removeButton->setEnabled(1);
else
ui->removeButton->setEnabled(0);
}
}