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/**
* Some de-bullshitting for Qt JSON failures.
*
* Simple exception-throwing
*/
#pragma once
#include <QJsonValue>
#include <QJsonObject>
#include <QJsonDocument>
#include <QJsonArray>
#include "MMCError.h"
class JSONValidationError : public MMCError
{
public:
JSONValidationError(QString cause) : MMCError(cause) {};
virtual ~JSONValidationError() noexcept {}
};
namespace MMCJson
{
/// make sure the value exists. throw otherwise.
QJsonValue ensureExists(QJsonValue val, const QString what = "value");
/// make sure the value is converted into an object. throw otherwise.
QJsonObject ensureObject(const QJsonValue val, const QString what = "value");
/// make sure the document is converted into an object. throw otherwise.
QJsonObject ensureObject(const QJsonDocument val, const QString what = "value");
/// make sure the value is converted into an array. throw otherwise.
QJsonArray ensureArray(const QJsonValue val, QString what = "value");
/// make sure the value is converted into a string. throw otherwise.
QString ensureString(const QJsonValue val, QString what = "value");
/// make sure the value is converted into a boolean. throw otherwise.
bool ensureBoolean(const QJsonValue val, QString what = "value");
/// make sure the value is converted into an integer. throw otherwise.
int ensureInteger(const QJsonValue val, QString what = "value");
/// make sure the value is converted into a double precision floating number. throw otherwise.
double ensureDouble(const QJsonValue val, QString what = "value");
void writeString(QJsonObject & to, QString key, QString value);
void writeStringList (QJsonObject & to, QString key, QStringList values);
template <typename T>
void writeObjectList (QJsonObject & to, QString key, QList<T> values)
{
if(values.size())
{
QJsonArray array;
for(auto value: values)
{
array.append(value->toJson());
}
to.insert(key, array);
}
}
}
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