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/* Copyright 2012, Sebastian Reichel <sre@ring0.de>
 *
 * 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.
 */

public class Config : KeyFile {
	public Config() throws Error {
		if(!load_from_file("microcopter.cfg", KeyFileFlags.NONE)) {
			throw new FileError.FAILED("Could not load configuration file");;
		}
	}

	public MotorController get_motor_controller() throws Error {
		string name = get_string("config", "motorcontroller");
		string path = Path.build_path("/", Environment.get_variable("PWD"), "actuators", "motor", "%s.so".printf(name));

		var plugin = new PluginLoader<MotorController>(path);
		if(!plugin.load())
			throw new KeyFileError.INVALID_VALUE("Could not load Plugin");

		var result = plugin.new_object();
		result.init(this);

		return result;
	}

	public Gyroscope get_gyroscope() throws Error {
		string name = get_string("config", "gyroscope");
		string path = Path.build_path("/", Environment.get_variable("PWD"), "sensors", "gyroscope", "%s.so".printf(name));
		var plugin = new PluginLoader<Gyroscope>(path);
		if(!plugin.load())
			throw new KeyFileError.INVALID_VALUE("Could not load Plugin");

		var result = plugin.new_object();
		result.init(this);

		return result;
	}

	public Barometer get_barometer() throws Error {
		string name = get_string("config", "barometer");
		string path = Path.build_path("/", Environment.get_variable("PWD"), "sensors", "barometer", "%s.so".printf(name));
		var plugin = new PluginLoader<Barometer>(path);
		if(!plugin.load())
			throw new KeyFileError.INVALID_VALUE("Could not load Plugin");

		var result = plugin.new_object();
		result.init(this);

		return result;
	}

	public Accelerometer get_accelerometer() throws Error {
		string name = get_string("config", "accelerometer");
		string path = Path.build_path("/", Environment.get_variable("PWD"), "sensors", "accelerometer", "%s.so".printf(name));
		var plugin = new PluginLoader<Accelerometer>(path);
		if(!plugin.load())
			throw new KeyFileError.INVALID_VALUE("Could not load Plugin");

		var result = plugin.new_object();
		result.init(this);

		return result;
	}

	public Compass get_compass() throws Error {
		string name = get_string("config", "compass");
		string path = Path.build_path("/", Environment.get_variable("PWD"), "sensors", "compass", "%s.so".printf(name));
		var plugin = new PluginLoader<Compass>(path);
		if(!plugin.load())
			throw new KeyFileError.INVALID_VALUE("Could not load Plugin");

		var result = plugin.new_object();
		result.init(this);

		return result;
	}

	public CopterModel get_model() throws Error {
		string name = get_string("config", "model");
		string path = Path.build_path("/", Environment.get_variable("PWD"), "ctrl", "models", "%s.so".printf(name));
		var plugin = new PluginLoader<CopterModel>(path);
		if(!plugin.load())
			throw new KeyFileError.INVALID_VALUE("Could not load Plugin");

		var result = plugin.new_object();
		result.init(this);

		return result;
	}

	public Receiver get_receiver() throws Error {
		string name = get_string("config", "receiver");
		string path = Path.build_path("/", Environment.get_variable("PWD"), "receiver", "%s.so".printf(name));
		var plugin = new PluginLoader<Receiver>(path);
		if(!plugin.load())
			throw new KeyFileError.INVALID_VALUE("Could not load Plugin");

		var result = plugin.new_object();
		result.init(this);

		return result;
	}
}