4d9889db46
Replaced `MyWindow` with `MainWindow` featuring dynamic device widgets. Introduced `DeviceInfo`, `DeviceDAO`, and improved database interaction. Added flow layout and refactored image handling for better performance.
48 lines
1.5 KiB
C++
48 lines
1.5 KiB
C++
#include "CommonDataDAO.h"
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#include "DatabaseManager.h"
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#include <QSqlQuery>
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#include <QSqlError>
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QDateTime CommonDataDAO::getLastScan() {
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QSqlQuery query(DatabaseManager::instance().database());
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query.prepare("SELECT lastScan FROM common_data WHERE id = 1");
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if (!query.exec()) {
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qWarning() << "Ошибка при получении lastScan:" << query.lastError().text();
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return {};
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}
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if (query.next()) {
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const QString timestamp = query.value(0).toString();
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return QDateTime::fromString(timestamp, Qt::ISODate);
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}
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return {};
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}
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bool CommonDataDAO::updateLastScan(const QDateTime& newTime) {
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QSqlQuery query(DatabaseManager::instance().database());
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query.prepare("UPDATE common_data SET lastScan = :time WHERE id = 1");
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query.bindValue(":time", newTime.toString(Qt::ISODate));
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if (!query.exec()) {
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qWarning() << "Ошибка при обновлении lastScan:" << query.lastError().text();
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return false;
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}
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if (query.numRowsAffected() == 0) {
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QSqlQuery insertQuery(DatabaseManager::instance().database());
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insertQuery.prepare("INSERT INTO common_data (id, lastScan) VALUES (1, :time)");
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insertQuery.bindValue(":time", newTime.toString(Qt::ISODate));
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if (!insertQuery.exec()) {
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qWarning() << "Ошибка при INSERT lastScan:" << insertQuery.lastError().text();
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return false;
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}
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}
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return true;
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}
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