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#include "balance.h"
#include <deque>
namespace ledger {
amount_t balance_t::amount(const commodity_t& commodity) const
{
if (! commodity) {
if (amounts.size() == 1) {
amounts_map::const_iterator i = amounts.begin();
return (*i).second;
}
}
else if (amounts.size() > 0) {
amounts_map::const_iterator i = amounts.find(&commodity);
if (i != amounts.end())
return (*i).second;
}
return amount_t();
}
balance_t balance_t::value(const std::time_t moment) const
{
balance_t temp;
for (amounts_map::const_iterator i = amounts.begin();
i != amounts.end();
i++)
temp += (*i).second.value(moment);
return temp;
}
struct compare_amount_commodities {
bool operator()(const amount_t * left, const amount_t * right) const {
return left->commodity().symbol < right->commodity().symbol;
}
};
void balance_t::write(std::ostream& out,
const int first_width,
const int latter_width) const
{
bool first = true;
int lwidth = latter_width;
if (lwidth == -1)
lwidth = first_width;
typedef std::deque<const amount_t *> amounts_deque;
amounts_deque sorted;
for (amounts_map::const_iterator i = amounts.begin();
i != amounts.end();
i++)
if ((*i).second)
sorted.push_back(&(*i).second);
std::stable_sort(sorted.begin(), sorted.end(), compare_amount_commodities());
for (amounts_deque::const_iterator i = sorted.begin();
i != sorted.end();
i++) {
int width;
if (! first) {
out << std::endl;
width = lwidth;
} else {
first = false;
width = first_width;
}
out.width(width);
out.fill(' ');
out << std::right << **i;
}
if (first) {
out.width(first_width);
out.fill(' ');
out << std::right << "0";
}
}
} // namespace ledger
#ifdef USE_BOOST_PYTHON
#include <boost/python.hpp>
using namespace boost::python;
using namespace ledger;
unsigned int balance_len(balance_t& bal)
{
return bal.amounts.size();
}
amount_t balance_getitem(balance_t& bal, int i)
{
std::size_t len = bal.amounts.size();
if (abs(i) >= len) {
PyErr_SetString(PyExc_IndexError, "Index out of range");
throw_error_already_set();
}
int x = i < 0 ? len + i : i;
amounts_map::iterator elem = bal.amounts.begin();
while (--x >= 0)
elem++;
return (*elem).second;
}
unsigned int balance_pair_len(balance_pair_t& bal_pair)
{
return balance_len(bal_pair.quantity);
}
amount_t balance_pair_getitem(balance_pair_t& bal_pair, int i)
{
return balance_getitem(bal_pair.quantity, i);
}
void export_balance()
{
class_< balance_t > ("Balance")
.def(init<balance_t>())
.def(init<amount_t>())
.def(init<int>())
.def(init<unsigned int>())
.def(init<double>())
.def(self += self)
.def(self += other<amount_t>())
.def(self + self)
.def(self + other<amount_t>())
.def(self -= self)
.def(self -= other<amount_t>())
.def(self - self)
.def(self - other<amount_t>())
.def(self *= self)
.def(self *= other<amount_t>())
.def(self * self)
.def(self * other<amount_t>())
.def(self /= self)
.def(self /= other<amount_t>())
.def(self / self)
.def(self / other<amount_t>())
.def(- self)
.def(self < self)
.def(self < other<amount_t>())
.def(self <= self)
.def(self <= other<amount_t>())
.def(self > self)
.def(self > other<amount_t>())
.def(self >= self)
.def(self >= other<amount_t>())
.def(self == self)
.def(self == other<amount_t>())
.def(self != self)
.def(self != other<amount_t>())
.def(! self)
.def(abs(self))
.def(self_ns::str(self))
.def("__len__", balance_len)
.def("__getitem__", balance_getitem)
.def("negate", &balance_t::negate)
.def("amount", &balance_t::amount)
.def("value", &balance_t::value)
.def("write", &balance_t::write)
.def("valid", &balance_t::valid)
;
class_< balance_pair_t > ("BalancePair")
.def(init<balance_pair_t>())
.def(init<balance_t>())
.def(init<amount_t>())
.def(init<int>())
.def(init<unsigned int>())
.def(init<double>())
.def(self += self)
.def(self += other<balance_t>())
.def(self += other<amount_t>())
.def(self + self)
.def(self + other<balance_t>())
.def(self + other<amount_t>())
.def(self -= self)
.def(self -= other<balance_t>())
.def(self -= other<amount_t>())
.def(self - self)
.def(self - other<balance_t>())
.def(self - other<amount_t>())
.def(self *= self)
.def(self *= other<balance_t>())
.def(self *= other<amount_t>())
.def(self * self)
.def(self * other<balance_t>())
.def(self * other<amount_t>())
.def(self /= self)
.def(self /= other<balance_t>())
.def(self /= other<amount_t>())
.def(self / self)
.def(self / other<balance_t>())
.def(self / other<amount_t>())
.def(- self)
.def(self < self)
.def(self < other<balance_t>())
.def(self < other<amount_t>())
.def(self <= self)
.def(self <= other<balance_t>())
.def(self <= other<amount_t>())
.def(self > self)
.def(self > other<balance_t>())
.def(self > other<amount_t>())
.def(self >= self)
.def(self >= other<balance_t>())
.def(self >= other<amount_t>())
.def(self == self)
.def(self == other<balance_t>())
.def(self == other<amount_t>())
.def(self != self)
.def(self != other<balance_t>())
.def(self != other<amount_t>())
.def(! self)
.def(abs(self))
.def(self_ns::str(self))
.def("__len__", balance_pair_len)
.def("__getitem__", balance_pair_getitem)
.def("negate", &balance_pair_t::negate)
.def("amount", &balance_pair_t::amount)
.def("value", &balance_pair_t::value)
.def("write", &balance_pair_t::write)
.def("valid", &balance_pair_t::valid)
;
}
#endif // USE_BOOST_PYTHON
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