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//////////////////////////////////////////////////////////////////////////
//
// pgScript - PostgreSQL Tools
//
// Copyright (C) 2002 - 2012, The pgAdmin Development Team
// This software is released under the PostgreSQL Licence
//
//////////////////////////////////////////////////////////////////////////
#include "pgAdmin3.h"
#include "pgscript/objects/pgsGenerator.h"
#include "pgscript/objects/pgsNumber.h"
#include "pgscript/objects/pgsRecord.h"
#include "pgscript/objects/pgsString.h"
#include "pgscript/exceptions/pgsCastException.h"
pgsGenerator::pgsGenerator(const pgsTypes &generator_type,
pgsObjectGen *randomizer) :
pgsVariable(generator_type), m_randomizer(randomizer)
{
}
pgsGenerator::~pgsGenerator()
{
}
pgsVariable *pgsGenerator::clone() const
{
return pnew pgsGenerator(*this);
}
wxString pgsGenerator::value() const
{
return m_randomizer->random();
}
pgsOperand pgsGenerator::operand() const
{
switch (type())
{
case pgsTInt:
return pnew pgsNumber(value(), pgsInt);
case pgsTReal:
return pnew pgsNumber(value(), pgsReal);
default:
return pnew pgsString(value());
}
}
pgsOperand pgsGenerator::eval(pgsVarMap &vars) const
{
return this->clone();
}
pgsOperand pgsGenerator::pgs_plus(const pgsVariable &rhs) const
{
return *operand() + rhs;
}
pgsOperand pgsGenerator::pgs_minus(const pgsVariable &rhs) const
{
return *operand() - rhs;
}
pgsOperand pgsGenerator::pgs_times(const pgsVariable &rhs) const
{
return *operand() * rhs;
}
pgsOperand pgsGenerator::pgs_over(const pgsVariable &rhs) const
{
return *operand() / rhs;
}
pgsOperand pgsGenerator::pgs_modulo(const pgsVariable &rhs) const
{
return *operand() % rhs;
}
pgsOperand pgsGenerator::pgs_equal(const pgsVariable &rhs) const
{
return *operand() == rhs;
}
pgsOperand pgsGenerator::pgs_different(const pgsVariable &rhs) const
{
return *operand() != rhs;
}
pgsOperand pgsGenerator::pgs_greater(const pgsVariable &rhs) const
{
return *operand() > rhs;
}
pgsOperand pgsGenerator::pgs_lower(const pgsVariable &rhs) const
{
return *operand() < rhs;
}
pgsOperand pgsGenerator::pgs_lower_equal(const pgsVariable &rhs) const
{
return *operand() <= rhs;
}
pgsOperand pgsGenerator::pgs_greater_equal(const pgsVariable &rhs) const
{
return *operand() >= rhs;
}
pgsOperand pgsGenerator::pgs_not() const
{
return !(*operand());
}
bool pgsGenerator::pgs_is_true() const
{
return operand()->pgs_is_true();
}
pgsOperand pgsGenerator::pgs_almost_equal(const pgsVariable &rhs) const
{
return *operand() &= rhs;
}
pgsNumber pgsGenerator::number() const
{
wxString data = value().Strip(wxString::both);
pgsTypes type = pgsNumber::num_type(data);
switch (type)
{
case pgsTInt:
return pgsNumber(data, pgsInt);
case pgsTReal:
return pgsNumber(data, pgsReal);
default:
throw pgsCastException(data, wxT("number"));
}
}
pgsRecord pgsGenerator::record() const
{
pgsRecord rec(1);
rec.insert(0, 0, operand());
return rec;
}
pgsString pgsGenerator::string() const
{
return pgsString(value());
}
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