GetBalanceRequest.h

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#ifndef GETBALANCEREQUEST_H
#define GETBALANCEREQUEST_H
 
#include "Request.h"
#include "db.h"
 
class GetBalanceRequest : public Request
{
private:
    DB::DatabaseManager* dbManager = nullptr; 
 
public:
    GetBalanceRequest() : dbManager(DB::DatabaseManager::createInstance())
    {
        // Log to database log table (if needed)
    }
 
    QJsonObject execute(const QJsonObject& jsonObj, QMutex& m) override
    {
        QMutexLocker locker(&m); // Lock the mutex for the duration of this function
 
        int accountNumber;
 
        QJsonObject response;
        QJsonObject data;
 
        response.insert("Response", 3);
 
        // Extract the data array
        if (jsonObj.contains("Data"))
        {
            QJsonObject dataObj = jsonObj["Data"].toObject();
 
            if (dataObj.contains("account_number"))
            {
                accountNumber = dataObj.value("account_number").toInt();
            }
        }
        else
        {
            qCritical() << "Data not found";
        }
 
        do
        {
            if (!isDBConnectionValid(dbManager))
            {
                return CreateDBConnectionError(response, data);
            }
 
            DB::DbResult result =
                dbManager->select("balance")->table("Accounts")->where("account_number =", accountNumber)->exec();
 
            if (result.isEmpty())
            {
                return CreateErrorResponse(response, data, "Account not found");
            }
 
            QJsonObject obj = result.first();
 
            data.insert("status", int(true));
            data.insert("message", "Balance fetched successfully");
            data.insert("balance", obj.value("balance").toDouble());
 
            response.insert("Data", data);
        } while (false);
 
        // Convert response to JSON
        QJsonDocument responseDoc(response);
        QByteArray    responseData = responseDoc.toJson();
 
        // Send response
        qDebug().noquote() << "<-- GetBalance::Response :\n" << responseDoc.toJson(QJsonDocument::Indented);
 
        return response;
    }
};
 
#endif // GETBALANCEREQUEST_H