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/*
* Copyright 2003-2018 The Music Player Daemon Project
* http://www.musicpd.org
*
* This program 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.
*
* This program 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 this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef MPD_REQUEST_HXX
#define MPD_REQUEST_HXX
#include "protocol/ArgParser.hxx"
#include "protocol/RangeArg.hxx"
#include "Chrono.hxx"
#include "util/ConstBuffer.hxx"
#include <utility>
#include <assert.h>
class Response;
class Request : public ConstBuffer<const char *> {
typedef ConstBuffer<const char *> Base;
public:
constexpr Request(const char *const*argv, size_type n)
:Base(argv, n) {}
constexpr const char *GetOptional(unsigned idx,
const char *default_value=nullptr) const {
return idx < size
? data[idx]
: default_value;
}
int ParseInt(unsigned idx) const {
assert(idx < size);
return ParseCommandArgInt(data[idx]);
}
int ParseInt(unsigned idx, int min_value, int max_value) const {
assert(idx < size);
return ParseCommandArgInt(data[idx], min_value, max_value);
}
int ParseUnsigned(unsigned idx) const {
assert(idx < size);
return ParseCommandArgUnsigned(data[idx]);
}
int ParseUnsigned(unsigned idx, unsigned max_value) const {
assert(idx < size);
return ParseCommandArgUnsigned(data[idx], max_value);
}
bool ParseBool(unsigned idx) const {
assert(idx < size);
return ParseCommandArgBool(data[idx]);
}
RangeArg ParseRange(unsigned idx) const {
assert(idx < size);
return ParseCommandArgRange(data[idx]);
}
float ParseFloat(unsigned idx) const {
assert(idx < size);
return ParseCommandArgFloat(data[idx]);
}
SongTime ParseSongTime(unsigned idx) const {
assert(idx < size);
return ParseCommandArgSongTime(data[idx]);
}
SignedSongTime ParseSignedSongTime(unsigned idx) const {
assert(idx < size);
return ParseCommandArgSignedSongTime(data[idx]);
}
int ParseOptional(unsigned idx, int default_value) const {
return idx < size
? ParseInt(idx)
: default_value;
}
RangeArg ParseOptional(unsigned idx, RangeArg default_value) const {
return idx < size
? ParseRange(idx)
: default_value;
}
};
#endif
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