add new eet and qt 6.12

shop/eet/eetv4adapter.cpp

@@ -0,0 +1,152 @@
+#include "eetv4adapter.h"
+
+#include <QRegularExpression>
+
+namespace
+{
+void setError(QString *error, const QString &message)
+{
+    if (error != nullptr)
+    {
+        *error = message;
+    }
+}
+
+QDateTime withExplicitOffset(const QDateTime &dateTime)
+{
+    if (!dateTime.isValid())
+    {
+        return {};
+    }
+
+    return dateTime.timeSpec() == Qt::LocalTime
+        ? dateTime.toOffsetFromUtc(dateTime.offsetFromUtc())
+        : dateTime;
+}
+}
+
+bool EetV4ShopConfig::validate(QString *error) const
+{
+    if (!endpoint.isValid() || endpoint.scheme().compare(QStringLiteral("https"),
+                                                         Qt::CaseInsensitive) != 0)
+    {
+        setError(error, QStringLiteral("EET v4 endpoint must be a valid HTTPS URL."));
+        return false;
+    }
+    if (taxpayerEic.isEmpty())
+    {
+        setError(error, QStringLiteral("EET v4 taxpayer EIC must not be empty."));
+        return false;
+    }
+    if (unitId < 1)
+    {
+        setError(error, QStringLiteral("EET v4 unit ID must be positive."));
+        return false;
+    }
+    if (cashRegisterId.isEmpty())
+    {
+        setError(error, QStringLiteral("EET v4 cash-register ID must not be empty."));
+        return false;
+    }
+    if (timeoutMilliseconds < 1)
+    {
+        setError(error, QStringLiteral("EET v4 timeout must be positive."));
+        return false;
+    }
+    return true;
+}
+
+bool EetV4ShopAdapter::amountText(const QDecDouble &amount,
+                                  QString *text,
+                                  QString *error)
+{
+    QString value = QString::fromLatin1(amount.toString());
+    if (value.contains(QRegularExpression(QStringLiteral("[eE]"))))
+    {
+        setError(error, QStringLiteral("Voucher amount must not use exponential notation."));
+        return false;
+    }
+
+    if (!value.contains(QLatin1Char('.')))
+    {
+        value += QStringLiteral(".00");
+    }
+    else
+    {
+        const int decimals = value.size() - value.indexOf(QLatin1Char('.')) - 1;
+        if (decimals > 2)
+        {
+            setError(error, QStringLiteral("Voucher amount has more than two decimal places."));
+            return false;
+        }
+        value = value.leftJustified(value.size() + (2 - decimals), QLatin1Char('0'));
+    }
+
+    EetV4Amount parsed;
+    if (!EetV4Amount::fromString(value, &parsed, error))
+    {
+        return false;
+    }
+
+    if (text != nullptr)
+    {
+        *text = parsed.toString();
+    }
+    return true;
+}
+
+bool EetV4ShopAdapter::createRequest(const Voucher &voucher,
+                                     const EetV4ShopConfig &config,
+                                     EetV4SaleRequest *request,
+                                     QString *error)
+{
+    if (request == nullptr)
+    {
+        setError(error, QStringLiteral("EET v4 request output must not be null."));
+        return false;
+    }
+    if (!config.validate(error))
+    {
+        return false;
+    }
+
+    const QDateTime saleAt = withExplicitOffset(voucher.payDateTime());
+    if (!saleAt.isValid())
+    {
+        setError(error, QStringLiteral("Voucher payment date must be valid."));
+        return false;
+    }
+
+    QString totalText;
+    if (!amountText(voucher.totalPrice(), &totalText, error))
+    {
+        return false;
+    }
+
+    EetV4Amount total;
+    if (!EetV4Amount::fromString(totalText, &total, error))
+    {
+        return false;
+    }
+
+    EetV4SaleRequest result;
+    result.sentAt = withExplicitOffset(QDateTime::currentDateTime());
+    result.saleAt = saleAt;
+    result.firstSubmission = voucher.eetStatus() == Voucher::EET_FOR_SEND;
+    result.verificationMode = config.verificationMode;
+    result.taxpayerEic = config.taxpayerEic;
+    result.unitId = config.unitId;
+    result.cashRegisterId = config.cashRegisterId;
+    result.receiptNumber = voucher.numSer();
+    result.totalSale = total;
+
+    QStringList validationErrors;
+    if (!result.validate(&validationErrors))
+    {
+        setError(error, validationErrors.join(QStringLiteral("; ")));
+        return false;
+    }
+
+    *request = result;
+    return true;
+}

shop/eet/eetv4adapter.h

@@ -0,0 +1,34 @@
+#ifndef SHOP_EETV4ADAPTER_H
+#define SHOP_EETV4ADAPTER_H
+
+#include <QUrl>
+
+#include <eetv4request.h>
+
+#include "../data/voucher.h"
+
+struct EetV4ShopConfig
+{
+    QUrl endpoint;
+    QString taxpayerEic;
+    qint32 unitId{0};
+    QString cashRegisterId;
+    int timeoutMilliseconds{30000};
+    bool verificationMode{true};
+
+    bool validate(QString *error = nullptr) const;
+};
+
+class EetV4ShopAdapter
+{
+public:
+    static bool createRequest(const Voucher &voucher,
+                              const EetV4ShopConfig &config,
+                              EetV4SaleRequest *request,
+                              QString *error = nullptr);
+
+private:
+    static bool amountText(const QDecDouble &amount, QString *text, QString *error);
+};
+
+#endif // SHOP_EETV4ADAPTER_H