private ["_chopper","_exit","_cargo","_cantsee","_index","_last_index","_can_lift","_cargo_pos","_rel_pos","_cargo_x","_cargo_y","_cargo_z","_hud_y","_hud_x","_rel_y","_hud_x_1","_hud_y_1","_pic_cargo","_name_cargo","_text_action","_cargo_array","_array","_ui","_hud","_radar","_obj_img","_obj_pic","_arrow","_obj_name","_array_hud"];
if (isDedicated) exitwith {};

disableSerialization;
_cargo = objNull;
BTC_Hud_Shown = false;
90000 cutRsc ["BTC_Hud","PLAIN"];
_ui        = uiNamespace getVariable "HUD";
_hud       = _ui displayCtrl 1000;
_radar     = _ui displayCtrl 1001;
_obj_img   = _ui displayCtrl 1002;
_obj_pic   = _ui displayCtrl 1003;
_arrow     = _ui displayCtrl 1004;
_obj_name  = _ui displayCtrl 1005;
_array_hud = [_hud, _radar,_obj_img,_obj_pic,_arrow,_obj_name];
{_x ctrlShow false} foreach _array_hud;
_chopper = objNull;_cargo_pos = [];_rel_pos = [];_cargo_x = 0;_cargo_y = 0;_cargo_z = 0;
while {true} do
{
    if (!Alive player) then {
        {_x ctrlShow false} foreach _array_hud;
    };
    if (BTC_Hud_Cond) then {
        {_x ctrlShow false} foreach _array_hud;
        BTC_Hud_Cond = false;
    };

    waitUntil {
        uiSleep 1;
        (vehicle player != player && vehicle player iskindof "Helicopter" &&
        ((count([vehicle player] call BTC_Get_liftable_array)) > 0))
    };

    if (!(vehicle player == player) && driver vehicle player == player) then {
        _chopper = vehicle player;
        if (BTC_Hud_Cond) then {
            BTC_liftHudId = _chopper addAction [("<t color=""#ED2744"">" + ("Выкл Lift HUD") + "</t>"),"scripts\=BTC=_Logistic\lift\hud.sqf", "", 0, false, false];
        } else {
            BTC_liftHudId = _chopper addAction [("<t color=""#ED2744"">" + ("Вкл Lift HUD") + "</t>"),"scripts\=BTC=_Logistic\lift\hud.sqf", "", 0, false, false];
        };
    };

    _array = [vehicle player] call BTC_get_liftable_array;
    while {!(vehicle player == player) && (driver vehicle player == player)} do
    {
        _chopper  = vehicle player;
        _can_lift = false;
        _cargo_array = nearestObjects [_chopper, BTC_Liftable, 50];

        if (count _cargo_array > 1) then {
            _cargo = objNull;
            _index = 0;
            _last_index = (count _cargo_array);
            _exit = false;
            waitUntil
            {
                _index = _index + 1;
                if (_index >= _last_index) then {
                    _exit = true;
                } else {
                    _cantsee = lineIntersects [getposASL(_chopper), getposASL((_cargo_array select _index)), _chopper, (_cargo_array select _index)];
                    if (!_cantsee) then {
                        _cargo = _cargo_array select _index;
                        _exit = true;
                    };
                };
                _exit
            };
        } else {
            _cargo = objNull;
        };

        if (({_cargo isKindOf _x} count _array) > 0) then {
            _can_lift = true;
        };
        if (!BTC_Hud_Cond && BTC_Hud_Shown) then {
            {_x ctrlShow false} foreach _array_hud;
            BTC_Hud_Shown = false;
        };
        if (_cargo isKindOf "Air" && getdammage _cargo != 1) then {
            _can_lift = false;
        };
        if (!isNull _cargo && _can_lift) then {
            _cargo_pos = getPosATL _cargo;
            _rel_pos   = _chopper worldToModel _cargo_pos;
            _cargo_x   = _rel_pos select 0;
            _cargo_y   = _rel_pos select 1;
            _cargo_z   = _rel_pos select 2;
        };
        if (!isNull _cargo && BTC_Hud_Cond) then {
            if !(BTC_Hud_Shown) then {
                {_x ctrlShow true} foreach _array_hud;
                BTC_Hud_Shown = true;
            };
            if (_can_lift) then {
                _obj_img ctrlShow true;
                _hud_x   = (_rel_pos select 0) / 100;
                _rel_y   = (_rel_pos select 1);
                _hud_y   = 0;
                switch (true) do {
                    case (_rel_y < 0): {_hud_y = (abs _rel_y) / 100};
                    case (_rel_y > 0): {_hud_y = (0 - _rel_y) / 100};
                };
                _hud_x_1 = BTC_HUD_x + _hud_x;
                _hud_y_1 = BTC_HUD_y + _hud_y;
                _obj_img ctrlsetposition [_hud_x_1, _hud_y_1];
                _obj_img ctrlCommit 0;
            } else {
                _obj_img ctrlShow false;
            };

            _pic_cargo = "";
            if (_cargo isKindOf "LandVehicle") then {
                _pic_cargo = getText (configFile >> "cfgVehicles" >> typeof _cargo >> "picture");
            } else {
                _pic_cargo = "";
            };

            _name_cargo = getText (configFile >> "cfgVehicles" >> typeof _cargo >> "displayName");
            _obj_pic ctrlSetText _pic_cargo;
            _obj_name ctrlSetText _name_cargo;
            if ((abs _cargo_z) > BTC_lift_max_h) then {
                _arrow ctrlSetText "\ca\ui\data\arrow_down_ca.paa";
            };
            if ((abs _cargo_z) < BTC_lift_min_h) then {
                _arrow ctrlSetText "\ca\ui\data\arrow_up_ca.paa";
            };
            if ((abs _cargo_z) > BTC_lift_min_h && (abs _cargo_z) < BTC_lift_max_h) then {
                if !(_cargo getVariable ["BTC_Cannot_Lift", false]) then {
                    _arrow ctrlSetText "\ca\ui\data\objective_complete_ca.paa";
                } else {
                    _arrow ctrlSetText "\ca\ui\data\lock_on_ca.paa";
                };
            };
            if (!_can_lift && BTC_Hud_Cond) then {
                _arrow ctrlSetText "\ca\ui\data\objective_incomplete_ca.paa";
            };
        } else {
            {_x ctrlShow false} foreach _array_hud;
            BTC_Hud_Shown = false;
        };
        if (!isNull _cargo && BTC_lifted == 0 && _can_lift) then {
            if (((abs _cargo_z) < BTC_lift_max_h) && ((abs _cargo_z) > BTC_lift_min_h) && ((abs _cargo_x) < BTC_lift_radius) && ((abs _cargo_y) < BTC_lift_radius)) then {
                if (BTC_lifted == 0 && BTC_lift == 1  && !(_cargo getVariable ["BTC_Cannot_Lift", false])) then {
                    _name_cargo  = getText (configFile >> "cfgVehicles" >> typeof _cargo >> "displayName");
                    _text_action = ("<t color=""#ED2744"">" + "Поднять " + (_name_cargo) + "</t>");
                    BTC_liftActionId = _chopper addAction [_text_action, "scripts\=BTC=_Logistic\lift\attachCargo.sqf", [_cargo, _name_cargo], 7, true, true];
                    BTC_lift = 0;
                };
            };
            if ((_cargo getVariable ["BTC_Cannot_Lift", false]) || (BTC_lift == 0 && (((abs _cargo_z) > BTC_lift_max_h) || ((abs _cargo_z) < BTC_lift_min_h) || ((abs _cargo_x) > BTC_lift_radius) || ((abs _cargo_y) > BTC_lift_radius)))) then {
                _chopper removeAction BTC_liftActionId;
                BTC_lift = 1;
            };
        };
        if ((BTC_lifted == 1) && ((count (crew _cargo)) != 0)) then {
            execVM "scripts\=BTC=_Logistic\lift\detachCargo.sqf";
        };
        uiSleep 0.1;
    };
    _chopper removeAction BTC_liftHudId;
    if (BTC_lift == 0) then {
        _chopper removeAction BTC_liftActionId;
        BTC_lift = 1;
    };
};