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/*
Copyright (C) 2023 Carl Hetherington <cth@carlh.net>
This file is part of DCP-o-matic.
DCP-o-matic is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
DCP-o-matic is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
*/
#include "dcpomatic_assert.h"
#include "disk_writer_messages.h"
#include "nanomsg.h"
using boost::optional;
boost::optional<DiskWriterBackEndResponse>
DiskWriterBackEndResponse::read_from_nanomsg(Nanomsg& nanomsg, int timeout)
{
auto s = nanomsg.receive(timeout);
if (!s) {
return {};
}
if (*s == DISK_WRITER_OK) {
return DiskWriterBackEndResponse::ok();
} else if (*s == DISK_WRITER_ERROR) {
auto const m = nanomsg.receive(500);
auto const n = nanomsg.receive(500);
return DiskWriterBackEndResponse::error(m.get_value_or(""), dcp::locale_convert<int>(n.get_value_or("0")));
} else if (*s == DISK_WRITER_PONG) {
return DiskWriterBackEndResponse::pong();
} else if (*s == DISK_WRITER_FORMAT_PROGRESS) {
auto progress = nanomsg.receive(500);
return DiskWriterBackEndResponse::format_progress(dcp::locale_convert<float>(progress.get_value_or("0")));
} else if (*s == DISK_WRITER_COPY_PROGRESS) {
auto progress = nanomsg.receive(500);
return DiskWriterBackEndResponse::copy_progress(dcp::locale_convert<float>(progress.get_value_or("0")));
} else if (*s == DISK_WRITER_VERIFY_PROGRESS) {
auto progress = nanomsg.receive(500);
return DiskWriterBackEndResponse::verify_progress(dcp::locale_convert<float>(progress.get_value_or("0")));
} else {
DCPOMATIC_ASSERT(false);
}
return {};
}
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