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/**
 * ExileServer_system_trading_network_purchaseVehicleRequest
 *
 * Exile Mod
 * www.exilemod.com
 * © 2015 Exile Mod Team
 *
 * This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License. 
 * To view a copy of this license, visit http://creativecommons.org/licenses/by-nc-nd/4.0/.
 *
 * Changes by Xine (Untriel) idea from krwtt and posted by BetterDeadThanZed
 */
 
private["_sessionID","_parameters","_vehicleClass","_pinCode","_playerObject","_salesPrice","_playerMoney","_position","_vehicleObject","_logging","_traderLog","_responseCode"];
_sessionID = _this select 0;
_parameters = _this select 1;
_vehicleClass = _parameters select 0;
_pinCode = _parameters select 1;
try 
{
    _playerObject = _sessionID call ExileServer_system_session_getPlayerObject;
    if (isNull _playerObject) then
    {
        throw 1;
    };
    if !(alive _playerObject) then
    {
        throw 2;
    };
    if (_playerObject getVariable ["ExileMutex",false]) then
    {
        throw 12;
    };
    _playerObject setVariable ["ExileMutex", true];
    if !(isClass (missionConfigFile >> "CfgExileArsenal" >> _vehicleClass) ) then
    {
        throw 3;
    };
    _salesPrice = getNumber (missionConfigFile >> "CfgExileArsenal" >> _vehicleClass >> "price");
    if (_salesPrice <= 0) then
    {
        throw 4;
    };
    _playerMoney = _playerObject getVariable ["ExileMoney", 0];
    if (_playerMoney < _salesPrice) then
    {
        throw 5;
    };
    if !((count _pinCode) isEqualTo 4) then
    {
        throw 11;
    };

    _spawnObject     = "Land_JumpTarget_F"; // the object you want to use for spawning, can't be a simple object
    _safeRadius     = 5; // radius around the spawn object where it looks for room, must be 5 or higher
    _disableCheck    = 0; // set to 1 if you don't want to check if there is a vehicle near the spawn object
    _disableRadius     = 0; // set to 1 if you want vehicles to only spawn at the exact coords of your spawn object, not recommended better to reduce _safeRadius
    _dirShip        = (random 360); // set rotation of ship vehicle spawning, default = random
    _dirAir            = (random 360); // set rotation of air vehicle spawning, default = random
    _dirOther        = (random 360); // set rotation of all other vehicles spawning, default = random
    _errorMessage     = "There is no room to safely spawn this vehicle!"; // (toast)message to player when there is no room to spawn

    _nObject = nearestObject [(getPosATL _playerObject), _spawnObject];
    _throwError = 0;

    if (isNull _nObject) then
    {
        if (_vehicleClass isKindOf "Ship") then
        {
            _position = [(getPosATL _playerObject), 80, 10] call ExileClient_util_world_findWaterPosition;
            if (_position isEqualTo []) then 
            {
                throw 13;
            };
            _vehicleObject = [_vehicleClass, _position, (random 360), false, _pinCode] call ExileServer_object_vehicle_createPersistentVehicle;
        }
        else
        {
            _position = (getPos _playerObject) findEmptyPosition [10, 175, _vehicleClass];
            if (_position isEqualTo []) then 
            {
                throw 13;
            };
            _vehicleObject = [_vehicleClass, _position, (random 360), true, _pinCode] call ExileServer_object_vehicle_createPersistentVehicle;
        };
    }
    else
    {
        _position = getPos _nObject;

        if (_position isEqualTo []) then 
        {
            [_sessionID, "toastRequest", ["ErrorTitleAndText", ["Error: Unable to get the position of the Spawn Object."]]] call ExileServer_system_network_send_to;
            _throwError = 1;
        };

        if (_disableCheck isEqualTo 1) then
        {
            switch (true) do {
                case (_vehicleClass isKindOf "Ship"): {
                    _vehicleObject = [_vehicleClass, _position, _dirShip, false, _pinCode] call ExileServer_object_vehicle_createPersistentVehicle;
                };
                case (_vehicleClass isKindOf "Air"): {
                    _vehicleObject = [_vehicleClass, _position, _dirAir, true, _pinCode] call ExileServer_object_vehicle_createPersistentVehicle;
                };
                default {
                    _vehicleObject = [_vehicleClass, _position, _dirOther, true, _pinCode] call ExileServer_object_vehicle_createPersistentVehicle;
                };
            };
        }
        else 
        {
            _findEmpty = _position findEmptyPosition [0, _safeRadius, _vehicleClass];
            if (_findEmpty isEqualTo []) then
            {
                [_sessionID, "toastRequest", ["ErrorTitleAndText", [_errorMessage]]] call ExileServer_system_network_send_to;
                _throwError = 1;
            }
            else
            {
                _isEmpty = _findEmpty isFlatEmpty [-1, -1, -1, -1, -1, false, _nObject];
                if (_isEmpty isEqualTo []) then
                {
                    [_sessionID, "toastRequest", ["ErrorTitleAndText", [_errorMessage]]] call ExileServer_system_network_send_to;
                    _throwError = 1;
                }
                else
                {
                    switch (true) do {
                        case (_vehicleClass isKindOf "Ship"): {
                            if (_disableRadius isEqualTo 1) then
                            {
                                _vehicleObject = [_vehicleClass, _position, _dirShip, false, _pinCode] call ExileServer_object_vehicle_createPersistentVehicle;
                            }
                            else
                            {
                                _vehicleObject = [_vehicleClass, _findEmpty, _dirShip, false, _pinCode] call ExileServer_object_vehicle_createPersistentVehicle;
                            };
                        };
                        case (_vehicleClass isKindOf "Air"): {
                            if (_disableRadius isEqualTo 1) then
                            {
                                _vehicleObject = [_vehicleClass, _position, _dirAir, true, _pinCode] call ExileServer_object_vehicle_createPersistentVehicle;
                            }
                            else
                            {
                                _vehicleObject = [_vehicleClass, _findEmpty, _dirAir, true, _pinCode] call ExileServer_object_vehicle_createPersistentVehicle;
                            };
                        };
                        default {
                            if (_disableRadius isEqualTo 1) then
                            {
                                _vehicleObject = [_vehicleClass, _position, _dirOther, true, _pinCode] call ExileServer_object_vehicle_createPersistentVehicle;
                            }
                            else
                            {
                                _vehicleObject = [_vehicleClass, _findEmpty, _dirOther, true, _pinCode] call ExileServer_object_vehicle_createPersistentVehicle;
                            };
                        };
                    };
                };
            };
        };
    };

    if (_throwError isEqualTo 0) then
    {
        _vehicleObject setVariable ["ExileOwnerUID", (getPlayerUID _playerObject)];
        _vehicleObject setVariable ["ExileIsLocked",0];
        _vehicleObject lock 0;
        _vehicleObject call ExileServer_object_vehicle_database_insert;
        _vehicleObject call ExileServer_object_vehicle_database_update;
        _playerMoney = _playerMoney - _salesPrice;
        _playerObject setVariable ["ExileMoney", _playerMoney, true];
        format["setPlayerMoney:%1:%2", _playerMoney, _playerObject getVariable ["ExileDatabaseID", 0]] call ExileServer_system_database_query_fireAndForget;
        [_sessionID, "purchaseVehicleResponse", [0, netId _vehicleObject, _salesPrice]] call ExileServer_system_network_send_to;
        _logging = getNumber(configFile >> "CfgSettings" >> "Logging" >> "traderLogging");
        if (_logging isEqualTo 1) then
        {
            _traderLog = format ["PLAYER: ( %1 ) %2 PURCHASED VEHICLE %3 FOR %4 POPTABS | PLAYER TOTAL MONEY: %5",getPlayerUID _playerObject,_playerObject,_vehicleClass,_salesPrice,_playerMoney];
            "extDB2" callExtension format["1:TRADING:%1",_traderLog];
        };
    };
}
catch 
{
    _responseCode = _exception;
    [_sessionID, "purchaseVehicleResponse", [_responseCode, "", 0]] call ExileServer_system_network_send_to;
};
if !(isNull _playerObject) then 
{
    _playerObject setVariable ["ExileMutex", false];
};
true