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beerlog/viewmodels/ordersviewmodel.cpp

75 lines
2.3 KiB
C++

#include "ordersviewmodel.h"
#include <QDateTime>
#include "models/basemodel.h"
OrdersViewModel::OrdersViewModel(QObject *parent)
: QAbstractListModel{parent}
{
connect(m_ordersModel, &BaseModel::dataChanged, this, &OrdersViewModel::reload);
connect(m_usersModel, &BaseModel::dataChanged, this, &OrdersViewModel::reload);
connect(m_productsModel, &BaseModel::dataChanged, this, &OrdersViewModel::reload);
connect(m_storesModel, &BaseModel::dataChanged, this, &OrdersViewModel::reload);
reload();
}
int OrdersViewModel::rowCount(const QModelIndex &) const
{
return m_model.count();
}
QVariant OrdersViewModel::data(const QModelIndex &index, int role) const
{
if (!index.isValid()) {
return {};
}
return m_model.at(index.row()).toMap()[roleNames().value(role)];
}
QHash<int, QByteArray> OrdersViewModel::roleNames() const
{
return QHash<int, QByteArray> {
{ Roles::UserName, "userName" },
{ Roles::StoreName, "storeName" },
{ Roles::Date, "date" },
{ Roles::Time, "time"},
{ Roles::Amount, "amount" },
{ Roles::Products, "products" }
};
}
void OrdersViewModel::reload()
{
beginResetModel();
m_model.clear();
for (const QVariant &vOrder : m_ordersModel->items()) {
QVariantMap order = vOrder.toMap();
QDateTime orderTime = QDateTime::fromSecsSinceEpoch(order.value("ts", 0).toDouble());
order["date"] = orderTime.date();
order["time"] = orderTime.time();
order["userName"] = m_usersModel->itemProperty(order["userId"].toString(), "name").toString();
order["storeName"] = m_storesModel->itemProperty(order["storeId"].toString(), "name").toString();
QVariantList prodModel;
for (const QVariant &prod : order["products"].toList()) {
QVariantMap product = prod.toMap();
product["product"] = m_productsModel->itemProperty(product.value("productId").toString(), "name");
prodModel << product;
}
order["products"] = prodModel;
m_model << order;
}
std::sort(m_model.begin(), m_model.end(), [](const QVariant &l, const QVariant &r) -> bool {
return l.toMap().value("ts").toDouble() < r.toMap().value("ts").toDouble();
});
endResetModel();
}