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/* This file is part of mastodonpp.
* Copyright © 2020 tastytea <tastytea@tastytea.de>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
// Print information about an instance (/api/v1/instance).
#if __has_include("mastodonpp.hpp")
# include "mastodonpp.hpp" // We're building mastodonpp.
#else
# include <mastodonpp/mastodonpp.hpp> // We're building outside mastodonpp.
#endif
#include <iostream>
#include <string>
#include <string_view>
#include <vector>
namespace masto = mastodonpp;
using std::cerr;
using std::cout;
using std::endl;
using std::string_view;
using std::to_string;
using std::vector;
int main(int argc, char *argv[])
{
const vector<string_view> args(argv, argv + argc);
if (args.size() <= 1)
{
cerr << "Usage: " << args[0] << " <instance hostname>\n";
return 1;
}
try
{
// Initialize an Instance.
masto::Instance instance{args[1], {}};
// Get maximum allowed characters per post.
const auto max_chars{instance.get_max_chars()};
cout << "Maximum characters per post: " << max_chars << "\n\n";
// Initialize a Connection.
masto::Connection connection{instance};
// Get information about the instance.
masto::answer_type answer{connection.get(masto::API::v1::instance)};
if (answer)
{
cout << answer << endl;
}
else
{
if (answer.curl_error_code == 0)
{
// If it is no libcurl error, it must be an HTTP error.
cerr << "HTTP status: " << answer.http_status << endl;
}
else
{
// Network errors like “Couldn't resolve host.”.
cerr << "libcurl error " << to_string(answer.curl_error_code)
<< ": " << answer.error_message << endl;
}
}
}
catch (const masto::CURLException &e)
{
// Only libcurl errors that are not network errors will be thrown.
// There went probably something wrong with the initialization.
cerr << e.what() << endl;
}
return 0;
}
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