/*
 * 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 3 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.
 * 
 */

#include "mouse_m908.h"

//setter functions

int mouse_m908::set_profile( rd_profile profile ){
	_s_profile = profile;
	return 0;
}

int mouse_m908::set_scrollspeed( rd_profile profile, uint8_t speed ){
	
	//check if bounds exceeded
	if( speed < _c_scrollspeed_min || speed > _c_scrollspeed_max ){
		return 1;
	}
	
	_s_scrollspeeds[profile] = speed;
	
	return 0;
}

int mouse_m908::set_lightmode( rd_profile profile, rd_lightmode lightmode ){
	_s_lightmodes[profile] = lightmode;
	return 0;
}

int mouse_m908::set_color( rd_profile profile, std::array<uint8_t, 3> color ){
	_s_colors[profile] = color;
	return 0;
}

int mouse_m908::set_brightness( rd_profile profile, uint8_t brightness ){
	
	//check bounds
	if( brightness < _c_brightness_min || brightness > _c_brightness_max ){
		return 1;
	}
	
	_s_brightness_levels[profile] = brightness;
	return 0;
}

int mouse_m908::set_speed( rd_profile profile, uint8_t speed ){
	
	//check bounds
	if( speed < _c_speed_min || speed > _c_speed_max ){
		return 1;
	}
	
	_s_speed_levels[profile] = speed;
	return 0;
}

int mouse_m908::set_dpi_enable( rd_profile profile, int level, bool enabled ){
	
	//check bounds
	if( level < _c_level_min || level > _c_level_max ){
		return 1;
	}
	
	_s_dpi_enabled[profile][level] = enabled;
	
	// check if at least one level enabled
	int sum = 0;
	for( int i = _c_level_min; i <= _c_level_max; i++ ){
		if( _s_dpi_enabled[profile][i] ){
			sum++;
		}
	}
	
	// if no level enabled: reenable specified level
	if( sum == 0 ){
		_s_dpi_enabled[profile][level] = true;
		return 1;
	}
	
	return 0;
}

int mouse_m908::set_dpi( rd_profile profile, int level, std::string dpi ){
	
	// check DPI level bounds
	if( level < _c_level_min || level > _c_level_max )
		return 1;
	
	// check format: 0xABCD (raw bytes)
	if( std::regex_match( dpi, std::regex("0x[[:xdigit:]]{4}") ) ){

		uint8_t b0 = (uint8_t)stoi( dpi.substr(2,2), 0, 16 );
		uint8_t b1 = (uint8_t)stoi( dpi.substr(4,2), 0, 16 );

		//check bounds
		if( b0 < _c_dpi_min || b0 > _c_dpi_max || b1 < _c_dpi_2_min || b1 > _c_dpi_2_max )
			return 1;

		_s_dpi_levels[profile][level][0] = b0;
		_s_dpi_levels[profile][level][1] = b1;
		
		return 0;
		
	}
	
	// check format: 1234 (real DPI)
	else if( std::regex_match( dpi, std::regex("[[:digit:]]+") ) ){
		
		if( _c_dpi_codes.find( std::stoi(dpi) ) != _c_dpi_codes.end() ){
			
			_s_dpi_levels[profile][level][0] = _c_dpi_codes.at( std::stoi(dpi) )[0];
			_s_dpi_levels[profile][level][1] = _c_dpi_codes.at( std::stoi(dpi) )[1];
			
			return 0;
		}
		
	}
	
	return 1;
}

int mouse_m908::set_dpi( rd_profile profile, int level, std::array<uint8_t, 2> dpi ){
	
	// check DPI level bounds
	if( level < _c_level_min || level > _c_level_max )
		return 1;
	
	//check bounds
	if( dpi[0] < _c_dpi_min || dpi[0] > _c_dpi_max || dpi[1] < _c_dpi_2_min || dpi[1] > _c_dpi_2_max )
		return 1;
	
	_s_dpi_levels[profile][level][0] = dpi[0];
	_s_dpi_levels[profile][level][1] = dpi[1];
	return 0;
}

int mouse_m908::set_key_mapping( rd_profile profile, int key, std::array<uint8_t, 4> mapping ){
	_s_keymap_data[profile][key][0] = mapping[0];
	_s_keymap_data[profile][key][1] = mapping[1];
	_s_keymap_data[profile][key][2] = mapping[2];
	_s_keymap_data[profile][key][3] = mapping[3];
	return 0;
}

int mouse_m908::set_key_mapping( rd_profile profile, int key, std::string mapping ){
	
	// valid key ?
	if( _c_button_names[key] == "" )
		return 1;
	
	std::array< uint8_t, 4 > bytes;
	int return_value = _i_encode_button_mapping( mapping, bytes );
	
	if( return_value == 0 ){
		_s_keymap_data[profile][key][0] = bytes[0];
		_s_keymap_data[profile][key][1] = bytes[1];
		_s_keymap_data[profile][key][2] = bytes[2];
		_s_keymap_data[profile][key][3] = bytes[3];
	}
	
	return return_value;
}

int mouse_m908::set_report_rate( rd_profile profile, rd_report_rate report_rate ){
	_s_report_rates[profile] = report_rate;
	return 0;
}


int mouse_m908::set_macro( int macro_number, std::string file ){
	
	//check if macro_number is valid
	if( macro_number < 1 || macro_number > 15 ){
		return 1;
	}
	
	//open file
	std::ifstream config_in( file );
	if( !config_in.is_open() ){
		return 1;
	}
	
	//process file
	std::string value1 = "";
	std::string value2 = "";
	std::size_t position = 0;
	int data_offset = 8;
	
	for( std::string line; std::getline(config_in, line); ){
		//process individual line
		if( line.length() != 0 ){

			position = 0;
			position = line.find("\t", position);
			value1 = line.substr(0, position);
			value2 = line.substr(position+1);
			
			if( value1 == "down" && _c_keyboard_key_values.find(value2) != _c_keyboard_key_values.end() ){
				// keyboard key down
				//std::cout << "down\n";
				_s_macro_data[macro_number-1][data_offset] = 0x84;
				_s_macro_data[macro_number-1][data_offset+1] = _c_keyboard_key_values[value2];
				data_offset += 3;
			} else if( value1 == "up" && _c_keyboard_key_values.find(value2) != _c_keyboard_key_values.end() ){
				// keyboard key up
				//std::cout << "up\n";
				_s_macro_data[macro_number-1][data_offset] = 0x04;
				_s_macro_data[macro_number-1][data_offset+1] = _c_keyboard_key_values[value2];
				data_offset += 3;
			} else if( value1 == "down" && _c_keyboard_key_values.find(value2) == _c_keyboard_key_values.end() ){
				// mouse button down
				//std::cout << "mouse down\n";
				if( value2 == "mouse_left" ){
					_s_macro_data[macro_number-1][data_offset] = 0x81;
					_s_macro_data[macro_number-1][data_offset+1] = 0x01;
					data_offset += 3;
				} else if( value2 == "mouse_right" ){
					_s_macro_data[macro_number-1][data_offset] = 0x81;
					_s_macro_data[macro_number-1][data_offset+1] = 0x02;
					data_offset += 3;
				} else if( value2 == "mouse_middle" ){
					_s_macro_data[macro_number-1][data_offset] = 0x81;
					_s_macro_data[macro_number-1][data_offset+1] = 0x04;
					data_offset += 3;
				}
			} else if( value1 == "up" && _c_keyboard_key_values.find(value2) == _c_keyboard_key_values.end() ){
				// mouse button up
				//std::cout << "mouse up\n";
				if( value2 == "mouse_left" ){
					_s_macro_data[macro_number-1][data_offset] = 0x01;
					_s_macro_data[macro_number-1][data_offset+1] = 0x01;
					data_offset += 3;
				} else if( value2 == "mouse_right" ){
					_s_macro_data[macro_number-1][data_offset] = 0x01;
					_s_macro_data[macro_number-1][data_offset+1] = 0x02;
					data_offset += 3;
				} else if( value2 == "mouse_middle" ){
					_s_macro_data[macro_number-1][data_offset] = 0x01;
					_s_macro_data[macro_number-1][data_offset+1] = 0x04;
					data_offset += 3;
				}
			} else if( value1 == "delay" ){
				// delay
				//std::cout << "delay\n";
				int duration = (uint8_t)stoi( value2, 0, 10);
				if( duration >= 1 && duration <= 255 ){
					_s_macro_data[macro_number-1][data_offset] = 0x06;
					_s_macro_data[macro_number-1][data_offset+1] = duration;
					data_offset += 3;
				}
			}
			
			if(data_offset > 212){
				return 0;
			}
			
		}
	}
	
	return 0;
}

int mouse_m908::set_macro_repeat( int macro_number, uint8_t repeat ){
	
	//check if macro_number is valid
	if( macro_number < 1 || macro_number > 15 ){
		return 1;
	}
	
	_s_macro_repeat[macro_number] = repeat;
	return 0;
}

int mouse_m908::set_all_macros( std::string file ){
	
	//open file
	std::ifstream config_in( file );
	if( !config_in.is_open() ){
		return 1;
	}
	
	//process file
	std::string value1 = "";
	std::string value2 = "";
	std::size_t position = 0;
	int data_offset = 8;
	int macro_number = 0; // initially invalid
	
	for( std::string line; std::getline(config_in, line); ){
		
		// empty line → skip
		if( line.length() == 0 )
			continue;
		
		// macro header → set macro_number, reset data_offset
		if( std::regex_match( line, std::regex(";## macro[0-9]*") ) ){
			macro_number = stoi( std::regex_replace( line, std::regex(";## macro"), "" ), 0, 10 );
			data_offset = 8;
		}
		
		// macro action
		if( std::regex_match( line, std::regex(";# .*") ) ){
			
			// valid macronumber ?
			if( macro_number < 1 || macro_number > 15 )
				continue;
			
			// maximum size reached
			if(data_offset > 212)
				continue;
			
			// get action string
			std::string action = std::regex_replace( line, std::regex(";# "), "" );
			
			// get value substrings
			position = 0;
			position = action.find("\t", position);
			value1 = action.substr(0, position);
			value2 = action.substr(position+1);
			
			// encode values
			if( value1 == "down" && _c_keyboard_key_values.find(value2) != _c_keyboard_key_values.end() ){
				// keyboard key down
				//std::cout << "down\n";
				_s_macro_data[macro_number-1][data_offset] = 0x84;
				_s_macro_data[macro_number-1][data_offset+1] = _c_keyboard_key_values[value2];
				data_offset += 3;
			} else if( value1 == "up" && _c_keyboard_key_values.find(value2) != _c_keyboard_key_values.end() ){
				// keyboard key up
				//std::cout << "up\n";
				_s_macro_data[macro_number-1][data_offset] = 0x04;
				_s_macro_data[macro_number-1][data_offset+1] = _c_keyboard_key_values[value2];
				data_offset += 3;
			} else if( value1 == "down" && _c_keyboard_key_values.find(value2) == _c_keyboard_key_values.end() ){
				// mouse button down
				//std::cout << "mouse down\n";
				if( value2 == "mouse_left" ){
					_s_macro_data[macro_number-1][data_offset] = 0x81;
					_s_macro_data[macro_number-1][data_offset+1] = 0x01;
					data_offset += 3;
				} else if( value2 == "mouse_right" ){
					_s_macro_data[macro_number-1][data_offset] = 0x81;
					_s_macro_data[macro_number-1][data_offset+1] = 0x02;
					data_offset += 3;
				} else if( value2 == "mouse_middle" ){
					_s_macro_data[macro_number-1][data_offset] = 0x81;
					_s_macro_data[macro_number-1][data_offset+1] = 0x04;
					data_offset += 3;
				}
			} else if( value1 == "up" && _c_keyboard_key_values.find(value2) == _c_keyboard_key_values.end() ){
				// mouse button up
				//std::cout << "mouse up\n";
				if( value2 == "mouse_left" ){
					_s_macro_data[macro_number-1][data_offset] = 0x01;
					_s_macro_data[macro_number-1][data_offset+1] = 0x01;
					data_offset += 3;
				} else if( value2 == "mouse_right" ){
					_s_macro_data[macro_number-1][data_offset] = 0x01;
					_s_macro_data[macro_number-1][data_offset+1] = 0x02;
					data_offset += 3;
				} else if( value2 == "mouse_middle" ){
					_s_macro_data[macro_number-1][data_offset] = 0x01;
					_s_macro_data[macro_number-1][data_offset+1] = 0x04;
					data_offset += 3;
				}
			} else if( value1 == "delay" ){
				// delay
				//std::cout << "delay\n";
				int duration = (uint8_t)stoi( value2, 0, 10);
				if( duration >= 1 && duration <= 255 ){
					_s_macro_data[macro_number-1][data_offset] = 0x06;
					_s_macro_data[macro_number-1][data_offset+1] = duration;
					data_offset += 3;
				}
			}
			
		}
		
	}
	
	return 0;
}