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business.cpp
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business.cpp
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#include "business.h"
Business::Business(QObject *parent)
:QObject(parent)
{
}
Business::Business(const QString &name, const QString &image, const QString &info , QObject *parent)
:QObject(parent),business_name(name),m_image(image),brief_introduction(info)
{
}
//添加商铺
QString Business::name() const
{
return business_name;
}
QString Business::image() const
{
return m_image;
}
QString Business::info() const
{
return brief_introduction;
}
void Business::addBusiness(QString name,QString image, QString info)
{
business_name=name;
m_image=image;
brief_introduction=info;
business_data=businssopen.initDatabase("business_data.db");
QSqlQuery add_businessquery(business_data);
add_businessquery.exec("create table businessdata (businessname varchar(20) ,business_info varchar(50),business_image varchar(50))");
add_businessquery.prepare("insert into businessdata (businessname,business_info,business_image) values(?,?,?)");
add_businessquery.addBindValue(business_name);
add_businessquery.addBindValue(brief_introduction);
add_businessquery.addBindValue(m_image);
add_businessquery.exec();
}
//登录
bool Business::login(QString name, QString password)
{
business_data=businssopen.initDatabase("business_data.db");
QSqlQuery businessdata(business_data);
businessdata.exec("select *from business_data");
while (businessdata.next()) {
if(businessdata.value(0).toString()==name&&businessdata.value(1).toString()==password)
{
business_name=businessdata.value(0).toString();
// business_password=businessdata.value(1).toString();
brief_introduction=businessdata.value(2).toString();
m_image=businessdata.value(3).toString();
return true;
break;
}
}
return false;
}
//是否注册
bool Business::Signup(QString name)
{
business_data=businssopen.initDatabase("business_data.db");
QSqlQuery businessdata(business_data);
businessdata.exec("select *from business_data");
while (businessdata.next()) {
if(businessdata.value(0).toString()==name)
{
return true;
break;
}
}
return false;
}
void Business::remove(QString name)
{
QString del="delete from businessdata where businessname ='";
del+=name;
del+="'";
business_data=businssopen.initDatabase("business_data.db");
QSqlQuery query(business_data);
query.exec(del);
getblist();
}
void Business::addmenu(QString Bname ,QString name, QString ingredients, QString price)
{
dish_name=name;
m_price=price;
m_ingredients=ingredients;
QString menu_data="Menu_Data_";
menu_data+=Bname;
menu_data+=".db";
menudata=dbopen.initDatabase(menu_data);
QSqlQuery query1(menudata);
query1.exec("create table menu(dish_name varchar(20),ingredients varchar(50),price varchar(10))");
query1.prepare("insert into menu (dish_name,ingredients,price) values(?,?,?)");
query1.addBindValue(dish_name);
query1.addBindValue(m_ingredients);
query1.addBindValue(m_price);
qDebug()<<dish_name<<m_ingredients<<m_price;
query1.exec();
}
QList<QObject*> Business::getblist()
{
QList<QObject*> businessList;
business_data=businssopen.initDatabase("business_data.db");
QSqlQuery businessdata(business_data);
businessdata.exec("select *from businessdata");
while (businessdata.next()) {
business_name=businessdata.value(0).toString();
brief_introduction=businessdata.value(2).toString();
m_image=businessdata.value(3).toString();
QObject* data=new Business(business_name,m_image,brief_introduction);
businessList.append(data);
// qDebug()<<business_name<<brief_introduction<<m_image;
}
businessdata.exec();
emit signalbList(businessList);
return businessList;
}