ACE3/addons/cargo/functions/fnc_startLoadIn.sqf

#include "..\script_component.hpp"
/*
 * Author: Glowbal
 * Starts loading item.
 *
 * Arguments:
 * 0: Unit doing the loading <OBJECT>
 * 1: Item to be loaded <OBJECT>
 * 2: Holder object (vehicle) <OBJECT> (default: objNull)
 *
 * Return Value:
 * Load ProgressBar Started <BOOL>
 *
 * Example:
 * [player, cursorObject] call ace_cargo_fnc_startLoadIn
 *
 * Public: No
 */

params ["_loader", "_item", ["_vehicle", objNull]];
TRACE_3("params",_loader,_item,_vehicle);

if (isNull _vehicle) then {
    {
        if ([_item, _x] call FUNC(canLoadItemIn)) exitWith {
            _vehicle = _x;
        };
    } forEach (nearestObjects [_loader, GVAR(cargoHolderTypes), MAX_LOAD_DISTANCE + 10]);
};

if (isNull _vehicle) exitWith {
    TRACE_3("Could not find vehicle",_loader,_item,_vehicle);

    false // return
};

// Start progress bar
if ([_item, _vehicle] call FUNC(canLoadItemIn)) then {
    private _duration = GVAR(loadTimeCoefficient) * (_item call FUNC(getSizeItem));

    // If load time is 0, don't show a progress bar
    if (_duration <= 0) exitWith {
        ["ace_loadCargo", [_item, _vehicle]] call CBA_fnc_localEvent;

        true // return
    };

    // Claim so nobody else can interact with it
    [_loader, _item, true] call EFUNC(common,claim);

    [
        _duration,
        [_item, _vehicle],
        {
            TRACE_1("load finish",_this);

            [objNull, _this select 0 select 0, true] call EFUNC(common,claim);

            ["ace_loadCargo", _this select 0] call CBA_fnc_localEvent;
        },
        {
            TRACE_1("load fail",_this);
            (_this select 0) params ["_item", "_vehicle"];

            [objNull, _item, true] call EFUNC(common,claim);

            // Fix cancelling loading a carried item
            if (!isNull attachedTo _item) then {
                detach _item;

                // Prevent coliisions between item and vehicle
                [QEGVAR(common,fixCollision), _vehicle, _vehicle] call CBA_fnc_targetEvent;
                [QEGVAR(common,fixCollision), _item, _item] call CBA_fnc_targetEvent;

                [QEGVAR(common,fixPosition), _item, _item] call CBA_fnc_targetEvent;
                [QEGVAR(common,fixFloating), _item, _item] call CBA_fnc_targetEvent;
            };
        },
        LLSTRING(loadingItem),
        {
            (_this select 0) call FUNC(canLoadItemIn)
        },
        ["isNotSwimming"]
    ] call EFUNC(common,progressBar);

    true // return
} else {
    [[LSTRING(loadingFailed), [_item, true] call FUNC(getNameItem)], 3] call EFUNC(common,displayTextStructured);

    // Fix cancelling loading a carried item
    if (!isNull attachedTo _item) then {
        detach _item;

        // Prevent coliisions between item and vehicle
        [QEGVAR(common,fixCollision), _vehicle, _vehicle] call CBA_fnc_targetEvent;
        [QEGVAR(common,fixCollision), _item, _item] call CBA_fnc_targetEvent;

        [QEGVAR(common,fixPosition), _item, _item] call CBA_fnc_targetEvent;
        [QEGVAR(common,fixFloating), _item, _item] call CBA_fnc_targetEvent;
    };

    false // return
};