/*
 File: fn_emergencyLights.sqf
 Author: Vincent H. aka AGPHeaddikilla aka Yoghurt aka Yogurette
 Link: http://forums.bistudio.com/showthread.php?157474-Offroad-Police-sirens-lights-and-underglow
 Original Author: mindstorm, modified by Adanteh
 Description:
 Adds the light effect to cop vehicles, specifically the offroad.
 License:
 MIT License
 Copyright (c) 2016 Vincent Heins (http://www.allgameplay.de/)
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
 in the Software without restriction, including without limitation the rights
 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 copies of the Software, and to permit persons to whom the Software is
 furnished to do so, subject to the following conditions:
 The above copyright notice and this permission notice shall be included in all
 copies or substantial portions of the Software.
 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 SOFTWARE.
*/
private ["_vehicle", "_sendUnit", "_engineTimeout", "_defaultAttenuation", "_playerSide", "_classname", "_lights", "_lightObjects"];
_vehicle = [_this, 0, ObjNull, [ObjNull]] call BIS_fnc_param;
_sendUnit = [_this, 1, ObjNull, [ObjNull]] call BIS_fnc_param;
if (isNull _vehicle || isNull _sendUnit) exitWith {};
_engineTimeout = getNumber(missionConfigFile >> "emergencyLightsConfig" >> "engineTimeout");
_defaultAttenuation = getArray(missionConfigFile >> "emergencyLightsConfig" >> "defaultAttenuation");
_playerSide = toLower (str side _sendUnit);
_classname = typeOf _vehicle;
_lightObjects = [];
{
 private ["_status", "_color", "_ambientColor", "_brightnessMinimum", "_brightnessMaximum", "_position", "_attenuation", "_phaseTime", "_timeout"];
 _status = getNumber(_x >> "status");
 _color = getArray(_x >> "color");
 _ambientColor = getArray(_x >> "ambientColor");
 _brightnessMinimum = getNumber(_x >> "brightnessMinimum");
 _brightnessMaximum = getNumber(_x >> "brightnessMaximum");
 _position = getArray(_x >> "position");
 _attenuation = getArray(_x >> "attenuation");
 _phaseTime = getNumber(_x >> "phaseTime");
 _timeout = getNumber(_x >> "timeout");
 _light = "#lightpoint" createVehicleLocal getPos _vehicle;
 _light setLightColor _color;
 _light setLightAmbient _ambientColor;
 _light lightAttachObject [_vehicle, _position];

 if (_status == 1) then {
 _light setLightBrightness _brightnessMaximum;
 } else {
 _light setLightBrightness _brightnessMinimum;
 };
 if ((count _attenuation) <= 0) then {
 _light setLightAttenuation _defaultAttenuation;
 } else {
 _light setLightAttenuation _attenuation;
 };

 _light setLightIntensity 10;
 _light setLightFlareSize 0.38;
 _light setLightFlareMaxDistance 150;
 _light setLightUseFlare true;
 _light setLightDayLight true;
 _lightObjects pushBack [_light, _status, ([[_phaseTime], 0, nil, [0]] call BIS_fnc_param), time, ([[_timeout], 0, nil, [0]] call BIS_fnc_param), _brightnessMinimum, _brightnessMaximum];
} forEach ("true" configClasses (missionConfigFile >> "emergencyLightsConfig" >> _playerSide >> _classname));
if ((count _lightObjects) <= 0) exitWith {};
if (_sendUnit == player) then { vehicle player setVariable ["lights", true, true]; _players = []; { if (player != _x) then { _players pushBack _x; }; } forEach playableUnits; [vehicle player, player] remoteExec ["life_fnc_emergencyLights", _players]; };
_lightObj = ObjNull;
while { (alive _vehicle) } do
{
 if(!(_vehicle getVariable ["lights", false])) exitWith {};
 {
 private ["_lightObj", "_time", "_timeout", "_oldTime", "_status", "_brightnessMinimum", "_brightnessMaximum", "_extra"];
 _lightObj = [_x, 0, ObjNull, [ObjNull]] call BIS_fnc_param;
 _time = [_x, 2, .2, [0]] call BIS_fnc_param;
 _timeout = [_x, 4, 0, [0]] call BIS_fnc_param;
 _oldTime = ([_x, 3, time, [0]] call BIS_fnc_param) + _timeout;
 _status = [_x, 1, 0, [0]] call BIS_fnc_param;
 _brightnessMinimum = [_x, 5, 0, [0]] call BIS_fnc_param;
 _brightnessMaximum = [_x, 6, 0, [0]] call BIS_fnc_param;
 _extra = 0;

 if (!isEngineOn _vehicle) then { _extra = _engineTimeout; };
 if (_time == 0) then {
 if (isEngineOn _vehicle) then {
 _time = (random [0.1, 0.2, 0.3]);
 } else {
 _time = (random [0.1, 0.2 + 0.2, 0.3 + 0.2]);
 };
 };

 if ((time - _oldTime) > (_time + _extra)) then {
 if (_status == 0) then {
 _lightObj setLightBrightness _brightnessMinimum;
 _x set [1, 1];
 } else {
 _lightObj setLightBrightness _brightnessMaximum;
 _x set [1, 0];
 };
 _x set [3, time];
 sleep (_timeout + _extra);
 };
 } forEach _lightObjects;
 sleep 0.1;
};
{
 deleteVehicle (_x select 0);
} forEach _lightObjects;