#include "pq-selectbase.h"
#include "command.h"
#include "pq-binarycolumn.h"
#include "pq-column.h"
#include "pq-command.h"
#include <libpq-fe.h>
#include <memory>
#include <ranges>
#include <selectcommand.h>
#include <string>

PQ::SelectBase::SelectBase(const std::string & sql, const PQ::CommandOptionsCPtr & pqco) :
	DB::Command(sql), DB::SelectCommand(sql), nTuples(0), tuple(0), binary(pqco ? pqco->fetchBinary : false)
{
}

void
PQ::SelectBase::createColumns()
{
	for (int field : std::views::iota(0, PQnfields(execRes.get()))) {
		if (binary) {
			insertColumn(std::make_unique<BinaryColumn>(this, field));
		}
		else {
			insertColumn(std::make_unique<Column>(this, field));
		}
	}
}