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//
// Copyright (c) 2022 Klemens Morgenstern (klemens.morgenstern@gmx.net)
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
#include <boost/sqlite/connection.hpp>
#include <boost/sqlite/statement.hpp>
BOOST_SQLITE_BEGIN_NAMESPACE
void connection::connect(cstring_ref filename, int flags)
{
system::error_code ec;
connect(filename, flags, ec);
if (ec)
throw_exception(system::system_error(ec, "connect"));
}
void connection::connect(cstring_ref filename, int flags, system::error_code & ec)
{
sqlite3 * res;
auto r = sqlite3_open_v2(filename.c_str(), &res, flags,
nullptr);
if (r != SQLITE_OK)
BOOST_SQLITE_ASSIGN_EC(ec, r);
else
{
impl_.reset(res);
impl_.get_deleter().owned_ = true;
}
sqlite3_extended_result_codes(impl_.get(), true);
}
void connection::close()
{
system::error_code ec;
error_info ei;
close(ec, ei);
if (ec)
throw_exception(system::system_error(ec, ei.message()));
}
void connection::close(system::error_code & ec,
error_info & ei)
{
if (impl_)
{
auto tmp = impl_.release();
auto cc = sqlite3_close(tmp);
if (SQLITE_OK != cc)
{
impl_.reset(tmp);
BOOST_SQLITE_ASSIGN_EC(ec, cc);
ei.set_message(sqlite3_errmsg(impl_.get()));
}
}
}
resultset connection::query(
core::string_view q,
system::error_code & ec,
error_info & ei)
{
resultset res;
sqlite3_stmt * ss;
const auto cc = sqlite3_prepare_v2(impl_.get(),
q.data(), static_cast<int>(q.size()),
&ss, nullptr);
if (cc != SQLITE_OK)
{
BOOST_SQLITE_ASSIGN_EC(ec, cc);
ei.set_message(sqlite3_errmsg(impl_.get()));
}
else
{
res.impl_.reset(ss);
if (!ec)
res.read_next(ec, ei);
}
return res;
}
resultset connection::query(core::string_view q)
{
system::error_code ec;
error_info ei;
auto tmp = query(q, ec, ei);
if (ec)
throw_exception(system::system_error(ec, ei.message()));
return tmp;
}
statement connection::prepare(
core::string_view q,
system::error_code & ec,
error_info & ei)
{
statement res;
sqlite3_stmt * ss;
const auto cc = sqlite3_prepare_v2(impl_.get(),
q.data(), static_cast<int>(q.size()),
&ss, nullptr);
if (cc != SQLITE_OK)
{
BOOST_SQLITE_ASSIGN_EC(ec, cc);
ei.set_message(sqlite3_errmsg(impl_.get()));
}
else
res.impl_.reset(ss);
return res;
}
statement connection::prepare(core::string_view q)
{
system::error_code ec;
error_info ei;
auto tmp = prepare(q, ec, ei);
if (ec)
throw_exception(system::system_error(ec, ei.message()));
return tmp;
}
void connection::execute(
cstring_ref q,
system::error_code & ec,
error_info & ei)
{
char * msg = nullptr;
auto res = sqlite3_exec(impl_.get(), q.c_str(), nullptr, nullptr, &msg);
if (res != SQLITE_OK)
{
BOOST_SQLITE_ASSIGN_EC(ec, res);
if (msg != nullptr)
ei.set_message(msg);
}
}
void connection::execute(cstring_ref q)
{
system::error_code ec;
error_info ei;
execute(q, ec, ei);
if (ec)
throw_exception(system::system_error(ec, ei.message()));
}
BOOST_SQLITE_END_NAMESPACE
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