/*
 * main.cpp -- test hangman plugin
 *
 * Copyright (c) 2013-2019 David Demelier <markand@malikania.fr>
 *
 * Permission to use, copy, modify, and/or distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * 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.
 */

#include <unordered_map>
#include <unordered_set>

#define BOOST_TEST_MODULE "Hangman plugin"
#include <boost/test/unit_test.hpp>

#include <irccd/daemon/bot.hpp>
#include <irccd/daemon/server.hpp>

#include <irccd/test/js_plugin_fixture.hpp>

using irccd::daemon::plugin;

using irccd::test::js_plugin_fixture;

namespace irccd {

namespace {

class hangman_test : public js_plugin_fixture {
public:
	hangman_test()
		: js_plugin_fixture(PLUGIN_PATH)
	{
		plugin_->set_templates({
			{ "asked", "asked=#{plugin}:#{command}:#{server}:#{channel}:#{origin}:#{nickname}:#{letter}" },
			{ "dead", "dead=#{plugin}:#{command}:#{server}:#{channel}:#{origin}:#{nickname}:#{word}" },
			{ "found", "found=#{plugin}:#{command}:#{server}:#{channel}:#{origin}:#{nickname}:#{word}" },
			{ "start", "start=#{plugin}:#{command}:#{server}:#{channel}:#{origin}:#{nickname}:#{word}" },
			{ "running", "running=#{plugin}:#{command}:#{server}:#{channel}:#{origin}:#{nickname}:#{word}" },
			{ "win", "win=#{plugin}:#{command}:#{server}:#{channel}:#{origin}:#{nickname}:#{word}" },
			{ "wrong-letter", "wrong-letter=#{plugin}:#{command}:#{server}:#{channel}:#{origin}:#{nickname}:#{letter}" },
			{ "wrong-player", "wrong-player=#{plugin}:#{command}:#{server}:#{channel}:#{origin}:#{nickname}:#{letter}" },
			{ "wrong-word", "wrong-word=#{plugin}:#{command}:#{server}:#{channel}:#{origin}:#{nickname}:#{word}" }
		});
	}

	void load(plugin::map config = {})
	{
		// Add file if not there.
		if (config.count("file") == 0)
			config.emplace("file", CMAKE_CURRENT_SOURCE_DIR "/words.conf");

		plugin_->set_options(config);
		plugin_->handle_load(bot_);
	}
};

BOOST_FIXTURE_TEST_SUITE(hangman_test_suite, hangman_test)

BOOST_AUTO_TEST_CASE(asked)
{
	load({{ "collaborative", "false" }});

	plugin_->handle_command(bot_, { server_, "jean!jean@localhost", "#hangman", "" });

	auto cmd = server_->find("message").back();

	BOOST_TEST(std::any_cast<std::string>(cmd[0]) == "#hangman");
	BOOST_TEST(std::any_cast<std::string>(cmd[1]) == "start=hangman:!hangman:test:#hangman:jean!jean@localhost:jean:_ _ _");

	plugin_->handle_message(bot_, {server_, "jean!jean@localhost", "#hangman", "s"});
	cmd = server_->find("message").back();

	BOOST_TEST(std::any_cast<std::string>(cmd[0]) == "#hangman");
	BOOST_TEST(std::any_cast<std::string>(cmd[1]) == "found=hangman:!hangman:test:#hangman:jean!jean@localhost:jean:s _ _");

	plugin_->handle_message(bot_, {server_, "jean!jean@localhost", "#hangman", "s"});
	cmd = server_->find("message").back();

	BOOST_TEST(std::any_cast<std::string>(cmd[0]) == "#hangman");
	BOOST_TEST(std::any_cast<std::string>(cmd[1]) == "asked=hangman:!hangman:test:#hangman:jean!jean@localhost:jean:s");
}

BOOST_AUTO_TEST_CASE(dead)
{
	load({{ "collaborative", "false" }});

	plugin_->handle_command(bot_, { server_, "jean!jean@localhost", "#hangman", "" });
	plugin_->handle_message(bot_, { server_, "jean!jean@localhost", "#hangman", "a" });
	plugin_->handle_message(bot_, { server_, "jean!jean@localhost", "#hangman", "b" });
	plugin_->handle_message(bot_, { server_, "jean!jean@localhost", "#hangman", "c" });
	plugin_->handle_message(bot_, { server_, "jean!jean@localhost", "#hangman", "d" });
	plugin_->handle_message(bot_, { server_, "jean!jean@localhost", "#hangman", "e" });
	plugin_->handle_message(bot_, { server_, "jean!jean@localhost", "#hangman", "f" });
	plugin_->handle_message(bot_, { server_, "jean!jean@localhost", "#hangman", "g" });
	plugin_->handle_message(bot_, { server_, "jean!jean@localhost", "#hangman", "h" });
	plugin_->handle_message(bot_, { server_, "jean!jean@localhost", "#hangman", "i" });
	plugin_->handle_message(bot_, { server_, "jean!jean@localhost", "#hangman", "j" });

	const auto cmd = server_->find("message").back();

	BOOST_TEST(std::any_cast<std::string>(cmd[0]) == "#hangman");
	BOOST_TEST(std::any_cast<std::string>(cmd[1]) == "dead=hangman:!hangman:test:#hangman:jean!jean@localhost:jean:sky");
}

BOOST_AUTO_TEST_CASE(found)
{
	load({{ "collaborative", "false" }});

	plugin_->handle_command(bot_, { server_, "jean!jean@localhost", "#hangman", "" });
	plugin_->handle_message(bot_, { server_, "jean!jean@localhost", "#hangman", "s" });

	const auto cmd = server_->find("message").back();

	BOOST_TEST(std::any_cast<std::string>(cmd[0]) == "#hangman");
	BOOST_TEST(std::any_cast<std::string>(cmd[1]) == "found=hangman:!hangman:test:#hangman:jean!jean@localhost:jean:s _ _");
}

BOOST_AUTO_TEST_CASE(start)
{
	load();

	plugin_->handle_command(bot_, {server_, "jean!jean@localhost", "#hangman", ""});

	const auto cmd = server_->find("message").back();

	BOOST_TEST(std::any_cast<std::string>(cmd[0]) == "#hangman");
	BOOST_TEST(std::any_cast<std::string>(cmd[1]) == "start=hangman:!hangman:test:#hangman:jean!jean@localhost:jean:_ _ _");
}

BOOST_AUTO_TEST_CASE(win1)
{
	load({{ "collaborative", "false" }});

	plugin_->handle_command(bot_, { server_, "jean!jean@localhost", "#hangman", "" });
	plugin_->handle_message(bot_, { server_, "jean!jean@localhost", "#hangman", "s" });
	plugin_->handle_message(bot_, { server_, "jean!jean@localhost", "#hangman", "k" });
	plugin_->handle_message(bot_, { server_, "jean!jean@localhost", "#hangman", "y" });

	const auto cmd = server_->find("message").back();

	BOOST_TEST(std::any_cast<std::string>(cmd[0]) == "#hangman");
	BOOST_TEST(std::any_cast<std::string>(cmd[1]) == "win=hangman:!hangman:test:#hangman:jean!jean@localhost:jean:sky");
}

BOOST_AUTO_TEST_CASE(win2)
{
	load({{ "collaborative", "false" }});

	plugin_->handle_command(bot_, { server_, "jean!jean@localhost", "#hangman", "" });
	plugin_->handle_command(bot_, { server_, "jean!jean@localhost", "#hangman", "sky" });

	const auto cmd = server_->find("message").back();

	BOOST_TEST(std::any_cast<std::string>(cmd[0]) == "#hangman");
	BOOST_TEST(std::any_cast<std::string>(cmd[1]) == "win=hangman:!hangman:test:#hangman:jean!jean@localhost:jean:sky");
}

BOOST_AUTO_TEST_CASE(wrong_letter)
{
	load();

	plugin_->handle_command(bot_, { server_, "jean!jean@localhost", "#hangman", "" });
	plugin_->handle_message(bot_, { server_, "jean!jean@localhost", "#hangman", "x" });

	const auto cmd = server_->find("message").back();

	BOOST_TEST(std::any_cast<std::string>(cmd[0]) == "#hangman");
	BOOST_TEST(std::any_cast<std::string>(cmd[1]) == "wrong-letter=hangman:!hangman:test:#hangman:jean!jean@localhost:jean:x");
}

BOOST_AUTO_TEST_CASE(wrong_word)
{
	load();

	plugin_->handle_command(bot_, { server_, "jean!jean@localhost", "#hangman", "" });
	plugin_->handle_command(bot_, { server_, "jean!jean@localhost", "#hangman", "cheese" });

	const auto cmd = server_->find("message").back();

	BOOST_TEST(std::any_cast<std::string>(cmd[0]) == "#hangman");
	BOOST_TEST(std::any_cast<std::string>(cmd[1]) == "wrong-word=hangman:!hangman:test:#hangman:jean!jean@localhost:jean:cheese");
}

BOOST_AUTO_TEST_CASE(collaborative_disabled)
{
	// Disable collaborative mode.
	load({{ "collaborative", "false" }});

	plugin_->handle_command(bot_, { server_, "jean!jean@localhost", "#hangman", "" });
	plugin_->handle_message(bot_, { server_, "jean!jean@localhost", "#hangman", "s" });

	auto cmd = server_->find("message").back();

	BOOST_TEST(std::any_cast<std::string>(cmd[0]) == "#hangman");
	BOOST_TEST(std::any_cast<std::string>(cmd[1]) == "found=hangman:!hangman:test:#hangman:jean!jean@localhost:jean:s _ _");

	plugin_->handle_message(bot_, { server_, "jean!jean@localhost", "#hangman", "k" });
	cmd = server_->find("message").back();

	BOOST_TEST(std::any_cast<std::string>(cmd[0]) == "#hangman");
	BOOST_TEST(std::any_cast<std::string>(cmd[1]) == "found=hangman:!hangman:test:#hangman:jean!jean@localhost:jean:s k _");
}

BOOST_AUTO_TEST_CASE(collaborative_enabled)
{
	// Enable collaborative mode.
	load({{ "collaborative", "true" }});

	plugin_->handle_command(bot_, { server_, "jean!jean@localhost", "#hangman", "" });
	plugin_->handle_message(bot_, { server_, "jean!jean@localhost", "#hangman", "s" });

	auto cmd = server_->find("message").back();

	BOOST_TEST(std::any_cast<std::string>(cmd[0]) == "#hangman");
	BOOST_TEST(std::any_cast<std::string>(cmd[1]) == "found=hangman:!hangman:test:#hangman:jean!jean@localhost:jean:s _ _");

	plugin_->handle_message(bot_, { server_, "jean!jean@localhost", "#hangman", "k" });
	cmd = server_->find("message").back();

	BOOST_TEST(std::any_cast<std::string>(cmd[0]) == "#hangman");
	BOOST_TEST(std::any_cast<std::string>(cmd[1]) == "wrong-player=hangman:!hangman:test:#hangman:jean!jean@localhost:jean:k");

	plugin_->handle_message(bot_, { server_, "francis!francis@localhost", "#hangman", "k" });
	cmd = server_->find("message").back();

	BOOST_TEST(std::any_cast<std::string>(cmd[0]) == "#hangman");
	BOOST_TEST(std::any_cast<std::string>(cmd[1]) == "found=hangman:!hangman:test:#hangman:francis!francis@localhost:francis:s k _");
}

BOOST_AUTO_TEST_CASE(issue_642)
{
	load();

	plugin_->handle_command(bot_, { server_, "jean!jean@localhost", "#hangman", "" });
	plugin_->handle_message(bot_, { server_, "jean!jean@localhost", "#HANGMAN", "s" });

	auto cmd = server_->find("message").back();

	BOOST_TEST(std::any_cast<std::string>(cmd[0]) == "#hangman");
	BOOST_TEST(std::any_cast<std::string>(cmd[1]) == "found=hangman:!hangman:test:#hangman:jean!jean@localhost:jean:s _ _");

	plugin_->handle_message(bot_, { server_, "jean!jean@localhost", "#HaNGMaN", "k" });
	cmd = server_->find("message").back();

	BOOST_TEST(std::any_cast<std::string>(cmd[0]) == "#hangman");
	BOOST_TEST(std::any_cast<std::string>(cmd[1]) == "wrong-player=hangman:!hangman:test:#hangman:jean!jean@localhost:jean:k");

	plugin_->handle_message(bot_, { server_, "francis!francis@localhost", "#hAngmAn", "k" });
	cmd = server_->find("message").back();

	BOOST_TEST(std::any_cast<std::string>(cmd[0]) == "#hangman");
	BOOST_TEST(std::any_cast<std::string>(cmd[1]) == "found=hangman:!hangman:test:#hangman:francis!francis@localhost:francis:s k _");
}

BOOST_AUTO_TEST_CASE(query)
{
	load();

	// Query mode is never collaborative.
	plugin_->handle_command(bot_, { server_, "jean!jean@localhost", "irccd", "" });

	auto cmd = server_->find("message").back();

	BOOST_TEST(std::any_cast<std::string>(cmd[0]) == "jean!jean@localhost");
	BOOST_TEST(std::any_cast<std::string>(cmd[1]) == "start=hangman:!hangman:test:jean!jean@localhost:jean!jean@localhost:jean:_ _ _");

	plugin_->handle_message(bot_, { server_, "jean!jean@localhost", "irccd", "s" });
	cmd = server_->find("message").back();

	BOOST_TEST(std::any_cast<std::string>(cmd[0]) == "jean!jean@localhost");
	BOOST_TEST(std::any_cast<std::string>(cmd[1]) == "found=hangman:!hangman:test:jean!jean@localhost:jean!jean@localhost:jean:s _ _");

	plugin_->handle_message(bot_, { server_, "jean!jean@localhost", "irccd", "k" });
	cmd = server_->find("message").back();

	BOOST_TEST(std::any_cast<std::string>(cmd[0]) == "jean!jean@localhost");
	BOOST_TEST(std::any_cast<std::string>(cmd[1]) == "found=hangman:!hangman:test:jean!jean@localhost:jean!jean@localhost:jean:s k _");

	plugin_->handle_command(bot_, { server_, "jean!jean@localhost", "irccd", "sky" });
	cmd = server_->find("message").back();

	BOOST_TEST(std::any_cast<std::string>(cmd[0]) == "jean!jean@localhost");
	BOOST_TEST(std::any_cast<std::string>(cmd[1]) == "win=hangman:!hangman:test:jean!jean@localhost:jean!jean@localhost:jean:sky");
}

BOOST_AUTO_TEST_CASE(running)
{
	load();

	plugin_->handle_command(bot_, { server_, "jean!jean@localhost", "#hangman", "" });
	plugin_->handle_message(bot_, { server_, "jean!jean@localhost", "#hangman", "y" });
	plugin_->handle_command(bot_, { server_, "jean!jean@localhost", "#hangman", "" });

	const auto cmd = server_->find("message").back();

	BOOST_TEST(std::any_cast<std::string>(cmd[0]) == "#hangman");
	BOOST_TEST(std::any_cast<std::string>(cmd[1]) == "running=hangman:!hangman:test:#hangman:jean!jean@localhost:jean:_ _ y");
}

BOOST_AUTO_TEST_CASE(issue_644)
{
	/*
	 * To be sure that the selection use the same list, we create a list of
	 * three words that has different size to determine which one was selected.
	 *
	 * Then we run 3 games and verify that the old selection is not the same
	 * as the current.
	 *
	 * This is not very accurate but it's better than nothing.
	 */
	load({{ "file", CMAKE_CURRENT_SOURCE_DIR "/issue-644.conf" }});

	std::unordered_map<unsigned, std::string> words{
		{ 5, "abc"      },
		{ 7, "abcd"     },
		{ 9, "abcde"    }
	};
	std::unordered_set<unsigned> found;

	plugin_->set_templates({
		{ "start", "#{word}" }
	});

	unsigned last, current;

	// 1. Initial game + finish.
	plugin_->handle_command(bot_, {server_, "jean!jean@localhost", "#hangman", ""});
	last = std::any_cast<std::string>(server_->find("message").back()[1]).length();
	found.insert(last);
	plugin_->handle_command(bot_, {server_, "jean!jean@localhost", "#hangman", words[last]});

	// 2. Current must not be the last one.
	plugin_->handle_command(bot_, {server_, "jean!jean@localhost", "#hangman", ""});
	current = std::any_cast<std::string>(server_->find("message").back()[1]).length();

	BOOST_TEST(last != current);
	BOOST_TEST(0U == found.count(current));

	found.insert(current);
	last = current;
	plugin_->handle_command(bot_, {server_, "jean!jean@localhost", "#hangman", words[current]});

	// 3. Last word must be the one that is kept into the map.
	plugin_->handle_command(bot_, {server_, "jean!jean@localhost", "#hangman", ""});
	current = std::any_cast<std::string>(server_->find("message").back()[1]).length();

	BOOST_TEST(last != current);
	BOOST_TEST(0U == found.count(current));
}

BOOST_AUTO_TEST_SUITE_END()

} // !namespace

} // !irccd