#pragma once

#include <Wt/WStandardItemModel.h>

#include <Wt/WStandardItem.h>

#include <Wt/WTableView.h>

#include <Wt/WModelIndex.h>

using namespace Wt;

using namespace Wt::Chart;

namespace {

/*

* A standard item which converts text edits to numbers

*/

class NumericItem : public Wt::WStandardItem {

public:

virtual std::unique_ptr<Wt::WStandardItem> clone() const override {

return cpp14::make_unique<NumericItem>();

}

virtual void setData(const cpp17::any& data, ItemDataRole role = ItemDataRole::User) override {

cpp17::any dt;

if (role == ItemDataRole::Edit) {

std::string s = asString(data).toUTF8();

char* endptr;

double d = strtod(s.c_str(), &endptr);

if (*endptr == 0) {

dt = cpp17::any(d);

}

else {

unsigned long long ullV = strtoull(s.c_str(), &endptr, 10);

if (*endptr == 0) {

dt = cpp17::any(ullV);

}

else {

dt = data;

}

}

}

WStandardItem::setData(data, role);

}

};

}