- tweak: code management

src/userinterfaces/widgets/routeswidget.cpp

@@ -0,0 +1,160 @@
+#include "routeswidget.h"
+#include "../../services/database.h"
+#include <QTableWidget>
+#include <QHeaderView>
+#include <QMessageBox>
+#include <QInputDialog>
+
+RoutesWidget::RoutesWidget(QWidget* parent) : QWidget(parent) {
+    QVBoxLayout* mainLayout = new QVBoxLayout(this);
+    
+    QLabel* title = new QLabel("Управление рейсами", this);
+    title->setStyleSheet("font-size: 20px; font-weight: bold;");
+    mainLayout->addWidget(title);
+
+    m_table = new QTableWidget(this);
+    m_table->setColumnCount(6);
+    m_table->setHorizontalHeaderLabels({"ID", "Маршрут", "Время отправления", "Цена", "Всего мест", "Свободно"});
+    m_table->horizontalHeader()->setSectionResizeMode(QHeaderView::Stretch);
+    m_table->setSelectionBehavior(QAbstractItemView::SelectRows);
+    m_table->setSelectionMode(QAbstractItemView::SingleSelection);
+    m_table->setEditTriggers(QAbstractItemView::NoEditTriggers);
+    mainLayout->addWidget(m_table);
+
+    QHBoxLayout* btnLayout = new QHBoxLayout();
+    m_addBtn = new QPushButton("Добавить", this);
+    m_editBtn = new QPushButton("Редактировать", this);
+    m_deleteBtn = new QPushButton("Удалить", this);
+    btnLayout->addWidget(m_addBtn);
+    btnLayout->addWidget(m_editBtn);
+    btnLayout->addWidget(m_deleteBtn);
+    btnLayout->addStretch();
+    mainLayout->addLayout(btnLayout);
+
+    connect(m_addBtn, &QPushButton::clicked, this, &RoutesWidget::onAddClicked);
+    connect(m_editBtn, &QPushButton::clicked, this, &RoutesWidget::onEditClicked);
+    connect(m_deleteBtn, &QPushButton::clicked, this, &RoutesWidget::onDeleteClicked);
+
+    loadRoutes();
+}
+
+void RoutesWidget::loadRoutes() {
+    QVector<Route> routes = Database::instance().getAllRoutes();
+    m_table->setRowCount(routes.size());
+
+    for (int i = 0; i < routes.size(); ++i) {
+        const Route& route = routes[i];
+        m_table->setItem(i, 0, new QTableWidgetItem(QString::number(route.id)));
+        m_table->setItem(i, 1, new QTableWidgetItem(route.routeName));
+        m_table->setItem(i, 2, new QTableWidgetItem(route.departureTime));
+        m_table->setItem(i, 3, new QTableWidgetItem(QString::number(route.price, 'f', 2)));
+        m_table->setItem(i, 4, new QTableWidgetItem(QString::number(route.totalSeats)));
+        m_table->setItem(i, 5, new QTableWidgetItem(QString::number(route.availableSeats)));
+    }
+}
+
+void RoutesWidget::onAddClicked() {
+    RouteDialog dialog;
+    if (dialog.exec() == QDialog::Accepted) {
+        if (Database::instance().addRoute(
+                dialog.getRouteName(),
+                dialog.getDepartureTime(),
+                dialog.getPrice(),
+                dialog.getTotalSeats())) {
+            loadRoutes();
+            QMessageBox::information(this, "Успех", "Рейс добавлен!");
+        }
+    }
+}
+
+void RoutesWidget::onEditClicked() {
+    int row = m_table->currentRow();
+    if (row < 0) {
+        QMessageBox::warning(this, "Ошибка", "Выберите рейс для редактирования!");
+        return;
+    }
+
+    int id = m_table->item(row, 0)->text().toInt();
+    Route route = Database::instance().getRoute(id);
+    
+    RouteDialog dialog(&route, this);
+    if (dialog.exec() == QDialog::Accepted) {
+        route.routeName = dialog.getRouteName();
+        route.departureTime = dialog.getDepartureTime();
+        route.price = dialog.getPrice();
+        
+        if (route.totalSeats != dialog.getTotalSeats()) {
+            int diff = dialog.getTotalSeats() - route.totalSeats;
+            route.totalSeats = dialog.getTotalSeats();
+            route.availableSeats += diff;
+            if (route.availableSeats < 0) route.availableSeats = 0;
+        }
+
+        if (Database::instance().updateRoute(route)) {
+            loadRoutes();
+            QMessageBox::information(this, "Успех", "Рейс обновлен!");
+        }
+    }
+}
+
+void RoutesWidget::onDeleteClicked() {
+    int row = m_table->currentRow();
+    if (row < 0) {
+        QMessageBox::warning(this, "Ошибка", "Выберите рейс для удаления!");
+        return;
+    }
+
+    int id = m_table->item(row, 0)->text().toInt();
+    
+    QMessageBox::StandardButton reply = QMessageBox::question(
+        this, "Подтверждение", "Удалить выбранный рейс?",
+        QMessageBox::Yes | QMessageBox::No);
+    
+    if (reply == QMessageBox::Yes) {
+        if (Database::instance().deleteRoute(id)) {
+            loadRoutes();
+            QMessageBox::information(this, "Успех", "Рейс удален!");
+        }
+    }
+}
+
+RouteDialog::RouteDialog(Route* route, QWidget* parent)
+    : QDialog(parent)
+{
+    setWindowTitle(route ? "Редактирование рейса" : "Добавление рейса");
+    setFixedSize(400, 250);
+
+    QFormLayout* form = new QFormLayout(this);
+
+    m_nameEdit = new QLineEdit(this);
+    m_dateTimeEdit = new QDateTimeEdit(this);
+    m_dateTimeEdit->setCalendarPopup(true);
+    m_dateTimeEdit->setDateTime(QDateTime::currentDateTime().addDays(1));
+    m_priceEdit = new QLineEdit(this);
+    m_priceEdit->setPlaceholderText("0.00");
+    m_seatsEdit = new QLineEdit(this);
+    m_seatsEdit->setPlaceholderText("100");
+
+    if (route) {
+        m_nameEdit->setText(route->routeName);
+        m_dateTimeEdit->setDateTime(QDateTime::fromString(route->departureTime, "yyyy-MM-dd HH:mm:ss"));
+        m_priceEdit->setText(QString::number(route->price, 'f', 2));
+        m_seatsEdit->setText(QString::number(route->totalSeats));
+    }
+
+    form->addRow("Маршрут:", m_nameEdit);
+    form->addRow("Время отправления:", m_dateTimeEdit);
+    form->addRow("Цена билета:", m_priceEdit);
+    form->addRow("Всего мест:", m_seatsEdit);
+
+    QHBoxLayout* btnLayout = new QHBoxLayout();
+    QPushButton* okBtn = new QPushButton("ОК", this);
+    QPushButton* cancelBtn = new QPushButton("Отмена", this);
+    btnLayout->addStretch();
+    btnLayout->addWidget(okBtn);
+    btnLayout->addWidget(cancelBtn);
+    form->addRow(btnLayout);
+
+    connect(okBtn, &QPushButton::clicked, this, &QDialog::accept);
+    connect(cancelBtn, &QPushButton::clicked, this, &QDialog::reject);
+}