ShowDialog(playerid, dialogid)
{
	switch(dialogid)
	{
		case DIALOG_VEHICLE:
		{
			new vehicleid = GetPVarInt(playerid, "DialogValue1");
			new caption[32], info[256];
			format(caption, sizeof(caption), "Vehicle ID %d", vehicleid);
			strcat(info, "Engine\nLights\nHood\nTrunk", sizeof(info));
			strcat(info, "\nFill Tank", sizeof(info));
			if(GetPlayerVehicleAccess(playerid, vehicleid) >= 2)
			{
				new value = VehicleValue[vehicleid]/2;
				format(info, sizeof(info), "%s\nSell Vehicle  ($%d)\nPark Vehicle\nEdit License Plate", info, value);
			}
			ShowPlayerDialog(playerid, dialogid, DIALOG_STYLE_LIST, caption, info, "Select", "");
		}
		case DIALOG_VEHICLE_BUY:
		{
			new vehicleid = GetPVarInt(playerid, "DialogValue1");
			new caption[32], info[256];
			format(caption, sizeof(caption), "Vehicle ID %d", vehicleid);
			format(info, sizeof(info), "This vehicle is for sale ($%d)\n-", VehicleValue[vehicleid]);
			ShowPlayerDialog(playerid, dialogid, DIALOG_STYLE_MSGBOX, caption, info, "BUY", "CANCEL");
		}
		case DIALOG_VEHICLE_SELL:
		{
			new targetid = GetPVarInt(playerid, "DialogValue1");
			new id = GetPVarInt(playerid, "DialogValue2");
			new price = GetPVarInt(playerid, "DialogValue3");
			new info[256];
			format(info, sizeof(info), "%s (%d) wants to sell you a %s for $%d.", PlayerName(targetid), targetid,
				VehicleNames[VehicleModel[id]-400], price);
			strcat(info, "\n\nWould you like to buy?", sizeof(info));
			ShowPlayerDialog(playerid, dialogid, DIALOG_STYLE_MSGBOX, "Buy Vehicle", info, "Yes", "No");
		}
		case DIALOG_TRUNK:
		{
			new vehicleid = GetPVarInt(playerid, "DialogValue1");
			new name[32], info[256];
			for(new i=0; i < sizeof(VehicleTrunk[]); i++)
			{
				if(VehicleTrunk[vehicleid][i][1] > 0)
				{
					GetWeaponName(VehicleTrunk[vehicleid][i][0], name, sizeof(name));
					format(info, sizeof(info), "%s%d. %s (%d)\n", info, i+1, name, VehicleTrunk[vehicleid][i][1]);
				}
				else
				{
					format(info, sizeof(info), "%s%d. Empty\n", info, i+1);
				}
			}
			ShowPlayerDialog(playerid, dialogid, DIALOG_STYLE_LIST, "Trunk", info, "Select", "Cancel");
		}
		case DIALOG_TRUNK_ACTION:
		{
			new info[128];
			strcat(info, "Put Into Trunk\nTake From Trunk", sizeof(info));
			ShowPlayerDialog(playerid, dialogid, DIALOG_STYLE_LIST, "Trunk", info, "Select", "Cancel");
		}
		case DIALOG_VEHICLE_PLATE:
		{
			ShowPlayerDialog(playerid, dialogid, DIALOG_STYLE_INPUT, "Edit License Plate", "Enter new license plate:", "Change", "Back");
		}
		case DIALOG_FUEL:
		{
			new info[128];
			strcat(info, "Refuel Vehicle  ($" #FUEL_PRICE ")\nBuy Gas Can  ($" #GAS_CAN_PRICE ")", sizeof(info));
			ShowPlayerDialog(playerid, dialogid, DIALOG_STYLE_LIST, "Fuel Station", info, "OK", "Cancel");
		}
		case DIALOG_EDITVEHICLE:
		{
			new vehicleid = GetPVarInt(playerid, "DialogValue1");
			new caption[32], info[256];
			format(caption, sizeof(caption), "Edit Vehicle ID %d", vehicleid);
			format(info, sizeof(info), "1. Value: [$%d]\n2. Model: [%d (%s)]\n3. Colors: [%d]  [%d]\n4. License Plate: [%s]",
				VehicleValue[vehicleid], VehicleModel[vehicleid], VehicleNames[VehicleModel[vehicleid]-400],
				VehicleColor[vehicleid][0], VehicleColor[vehicleid][1], VehicleNumberPlate[vehicleid]);
			strcat(info, "\n5. Delete Vehicle\n6. Park Vehicle\n7. Go To Vehicle", sizeof(info));
			strcat(info, "\n\nEnter: [nr] [value1] [value2]", sizeof(info));
			ShowPlayerDialog(playerid, dialogid, DIALOG_STYLE_INPUT, caption, info, "OK", "Cancel");
		}
	}
	return 1;
}

public OnDialogResponse(playerid, dialogid, response, listitem, inputtext[])
{
	if(dialogid == DIALOG_ERROR)
	{
		ShowDialog(playerid, DialogReturn[playerid]);
		return 1;
	}
	DialogReturn[playerid] = dialogid;
	if(dialogid == DIALOG_VEHICLE)
	{
		if(response)
		{
			switch(listitem)
			{
    		case 0:
				{
					new vehicleid = GetPlayerVehicleID(playerid);
					new engine, lights, alarm, doors, bonnet, boot, objective;
					GetVehicleParamsEx(vehicleid, engine, lights, alarm, doors, bonnet, boot, objective);
					if(engine == 0 && Fuel[vehicleid] <= 0)
					{
						ShowErrorDialog(playerid, "This vehicle is out of fuel!");
						return 1;
					}
					if(engine == 1) { engine = 0; lights = 0; }
					else { engine = 1; lights = 1; }
					SetVehicleParamsEx(vehicleid, engine, lights, alarm, doors, bonnet, boot, objective);
				}
    			case 1:
				{
					new vehicleid = GetPlayerVehicleID(playerid);
					new engine, lights, alarm, doors, bonnet, boot, objective;
					GetVehicleParamsEx(vehicleid, engine, lights, alarm, doors, bonnet, boot, objective);
					if(lights == 1) lights = 0; else lights = 1;
					SetVehicleParamsEx(vehicleid, engine, lights, alarm, doors, bonnet, boot, objective);
				}
    			case 2:
				{
					new vehicleid = GetPlayerVehicleID(playerid);
					new engine, lights, alarm, doors, bonnet, boot, objective;
					GetVehicleParamsEx(vehicleid, engine, lights, alarm, doors, bonnet, boot, objective);
					if(bonnet == 1) bonnet = 0; else bonnet = 1;
					SetVehicleParamsEx(vehicleid, engine, lights, alarm, doors, bonnet, boot, objective);
				}
    			case 3:
				{
					new vehicleid = GetPlayerVehicleID(playerid);
					new engine, lights, alarm, doors, bonnet, boot, objective;
					GetVehicleParamsEx(vehicleid, engine, lights, alarm, doors, bonnet, boot, objective);
					if(boot == 1) boot = 0; else boot = 1;
					SetVehicleParamsEx(vehicleid, engine, lights, alarm, doors, bonnet, boot, objective);
				}
   				case 4:
				{
					if(!GetPVarInt(playerid, "GasCan"))
					{
						ShowErrorDialog(playerid, "You don't have a gas can!");
						return 1;
					}
					new vehicleid = GetPlayerVehicleID(playerid);
					if(Fuel[vehicleid] < 80.0) Fuel[vehicleid] += 20.0;
					else Fuel[vehicleid] = 100.0;
					SetPVarInt(playerid, "GasCan", 0);
					SendClientMessage(playerid, COLOR_WHITE, "You have filled the fuel tank with 20 fuel");
				}
    			case 5:
				{
					new id = GetPVarInt(playerid, "DialogValue1");
					if(GetPlayerVehicleAccess(playerid, id) < 2)
					{
						ShowErrorDialog(playerid, "You are not the owner of this vehicle!");
						return 1;
					}
					new msg[128];
					VehicleCreated[id] = 0;
					new money = VehicleValue[id]/2;
					GivePlayerMoney(playerid, money);
					format(msg, sizeof(msg), "You have sold your vehicle for $%d", money);
					SendClientMessage(playerid, COLOR_WHITE, msg);
					RemovePlayerFromVehicle(playerid);
					DestroyVehicle(VehicleID[id]);
					SaveVehicle(id);
				}
    			case 6:
				{
					new vehicleid = GetPVarInt(playerid, "DialogValue1");
					if(GetPlayerVehicleAccess(playerid, vehicleid) < 2)
					{
						ShowErrorDialog(playerid, "You are not the owner of this vehicle!");
						return 1;
					}
					GetVehiclePos(VehicleID[vehicleid], VehiclePos[vehicleid][0], VehiclePos[vehicleid][1], VehiclePos[vehicleid][2]);
					GetVehicleZAngle(VehicleID[vehicleid], VehiclePos[vehicleid][3]);
					VehicleInterior[vehicleid] = GetPlayerInterior(playerid);
					VehicleWorld[vehicleid] = GetPlayerVirtualWorld(playerid);
					SendClientMessage(playerid, COLOR_WHITE, "You have parked this vehicle here");
					UpdateVehicle(vehicleid, 1);
					PutPlayerInVehicle(playerid, VehicleID[vehicleid], 0);
					SaveVehicle(vehicleid);
				}
    			case 7:
				{
					ShowDialog(playerid, DIALOG_VEHICLE_PLATE);
				}
			}
		}
		return 1;
	}
	if(dialogid == DIALOG_VEHICLE_BUY)
	{
		if(response)
		{
			if(GetPlayerVehicles(playerid) >= MAX_PLAYER_VEHICLES)
			{
				ShowErrorDialog(playerid, "You can't buy any more vehicles! Max: " #MAX_PLAYER_VEHICLES );
				return 1;
			}
			new id = GetPVarInt(playerid, "DialogValue1");
			if(GetPlayerMoney(playerid) < VehicleValue[id])
			{
				ShowErrorDialog(playerid, "You don't have enough money to buy this vehicle!");
				return 1;
			}
			new freeid = GetFreeVehicleID();
			if(!freeid)
			{
				ShowErrorDialog(playerid, "Vehicle dealership is out of stock!");
				return 1;
			}
			GivePlayerMoney(playerid, -VehicleValue[id]);
			new dealerid = strval(VehicleOwner[id]);
			VehicleCreated[freeid] = VEHICLE_PLAYER;
			VehicleModel[freeid] = VehicleModel[id];
			VehiclePos[freeid] = DealershipPos[dealerid];
			VehicleColor[freeid] = VehicleColor[id];
			VehicleInterior[freeid] = VehicleInterior[id];
			VehicleWorld[freeid] = VehicleWorld[id];
			VehicleValue[freeid] = VehicleValue[id];
			GetPlayerName(playerid, VehicleOwner[freeid], sizeof(VehicleOwner[]));
			VehicleNumberPlate[freeid] = DEFAULT_NUMBER_PLATE;
			for(new d=0; d < sizeof(VehicleTrunk[]); d++)
			{
				VehicleTrunk[freeid][d][0] = 0;
				VehicleTrunk[freeid][d][1] = 0;
			}
			for(new d=0; d < sizeof(VehicleMods[]); d++)
			{
				VehicleMods[freeid][d] = 0;
			}
			VehiclePaintjob[freeid] = 255;
			VehicleLock[freeid] = 0;
			VehicleAlarm[freeid] = 0;
			UpdateVehicle(freeid, 0);
			SaveVehicle(freeid);
			new msg[128];
			format(msg, sizeof(msg), "You have bought this vehicle for $%d", VehicleValue[id]);
			SendClientMessage(playerid, COLOR_WHITE, msg);
		}
		else
		{
			new id = GetPVarInt(playerid, "DialogValue1");
			if(GetPlayerVehicleAccess(playerid, id) < 1)
			{
				RemovePlayerFromVehicle(playerid);
			}
		}
		return 1;
	}
	if(dialogid == DIALOG_VEHICLE_SELL)
	{
		if(response)
		{
			if(GetPlayerVehicles(playerid) >= MAX_PLAYER_VEHICLES)
			{
				ShowErrorDialog(playerid, "You can't buy any more vehicles! Max: " #MAX_PLAYER_VEHICLES );
				return 1;
			}
			new targetid = GetPVarInt(playerid, "DialogValue1");
			new id = GetPVarInt(playerid, "DialogValue2");
			new price = GetPVarInt(playerid, "DialogValue3");
			if(GetPlayerMoney(playerid) < price)
			{
				ShowErrorDialog(playerid, "You don't have enough money to buy this vehicle!");
				return 1;
			}
			new msg[128];
			GetPlayerName(playerid, VehicleOwner[id], sizeof(VehicleOwner[]));
			GivePlayerMoney(playerid, -price);
			GivePlayerMoney(targetid, price);
			SaveVehicle(id);
			format(msg, sizeof(msg), "You have bought this vehicle for $%d", price);
			SendClientMessage(playerid, COLOR_WHITE, msg);
			format(msg, sizeof(msg), "%s (%d) has accepted your offer and bought the vehicle", PlayerName(playerid), playerid);
			SendClientMessage(targetid, COLOR_WHITE, msg);
		}
		else
		{
			new targetid = GetPVarInt(playerid, "DialogValue1");
			new msg[128];
			format(msg, sizeof(msg), "%s (%d) refused your offer", PlayerName(playerid), playerid);
			SendClientMessage(targetid, COLOR_WHITE, msg);
		}
		return 1;
	}
	if(dialogid == DIALOG_FINDVEHICLE)
	{
		if(response)
		{
			new id;
			sscanf(inputtext[4], "d", id);
			if(IsValidVehicle(id))
			{
				TrackCar[playerid] = VehicleID[id];
				SendClientMessage(playerid, COLOR_WHITE, "Your vehicle's location is shown on your minimap");
			}
		}
		return 1;
	}
	if(dialogid == DIALOG_TRUNK)
	{
		if(response)
		{
			SetPVarInt(playerid, "DialogValue2", listitem);
			ShowDialog(playerid, DIALOG_TRUNK_ACTION);
		}
		else
		{
			new id = GetPVarInt(playerid, "DialogValue1");
			ToggleBoot(VehicleID[id], VEHICLE_PARAMS_OFF);
		}
		return 1;
	}
	if(dialogid == DIALOG_TRUNK_ACTION)
	{
		if(response)
		{
			new id = GetPVarInt(playerid, "DialogValue1");
			new slot = GetPVarInt(playerid, "DialogValue2");
			switch(listitem)
			{
			case 0:
			{
				new weaponid = GetPlayerWeapon(playerid);
				if(weaponid == 0)
				{
					ShowErrorDialog(playerid, "You don't have a weapon in your hands!");
					return 1;
				}
				VehicleTrunk[id][slot][0] = weaponid;
				if(IsMeleeWeapon(weaponid)) VehicleTrunk[id][slot][1] = 1;
				else VehicleTrunk[id][slot][1] = GetPlayerAmmo(playerid);
				RemovePlayerWeapon(playerid, weaponid);
				SaveVehicle(id);
			}
			case 1:
			{
				if(VehicleTrunk[id][slot][1] <= 0)
				{
					ShowErrorDialog(playerid, "This slot is empty!");
					return 1;
				}
				GivePlayerWeapon(playerid, VehicleTrunk[id][slot][0], VehicleTrunk[id][slot][1]);
				VehicleTrunk[id][slot][0] = 0;
				VehicleTrunk[id][slot][1] = 0;
				SaveVehicle(id);
			}
			}
		}
		ShowDialog(playerid, DIALOG_TRUNK);
		return 1;
	}
	if(dialogid == DIALOG_VEHICLE_PLATE)
	{
		if(response)
		{
			if(strlen(inputtext) < 1 || strlen(inputtext) >= sizeof(VehicleNumberPlate[]))
			{
				ShowErrorDialog(playerid, "Invalid length!");
				return 1;
			}
			new id = GetPVarInt(playerid, "DialogValue1");
			new vehicleid = VehicleID[id];
			strmid(VehicleNumberPlate[id], inputtext, 0, sizeof(VehicleNumberPlate[]));
			SaveVehicle(id);
			SetVehicleNumberPlate(vehicleid, inputtext);
			SetVehicleToRespawn(vehicleid);
			new msg[128];
			format(msg, sizeof(msg), "You have changed vehicle number plate to %s", inputtext);
			SendClientMessage(playerid, COLOR_WHITE, msg);
		}
		else ShowDialog(playerid, DIALOG_VEHICLE);
		return 1;
	}
	if(dialogid == DIALOG_FUEL)
	{
		if(response)
		{
			switch(listitem)
			{
			case 0:
			{
				if(GetPlayerState(playerid) != PLAYER_STATE_DRIVER)
				{
					ShowErrorDialog(playerid, "You are not driving a vehicle!");
					return 1;
				}
				new vehicleid = GetPlayerVehicleID(playerid);
				if(IsBicycle(vehicleid))
				{
					ShowErrorDialog(playerid, "Your vehicle doesn't have a fuel tank!");
					return 1;
				}
				if(Fuel[vehicleid] >= 100.0)
				{
					ShowErrorDialog(playerid, "Your vehicle fuel tank is full!");
					return 1;
				}
				if(GetPlayerMoney(playerid) < FUEL_PRICE)
				{
					ShowErrorDialog(playerid, "You don't have enough money!");
					return 1;
				}
				RefuelTime[playerid] = 5;
				SetPVarFloat(playerid, "Fuel", Fuel[vehicleid]);
				GameTextForPlayer(playerid, "~w~refueling...", 2000, 3);
			}
			case 1:
			{
				if(GetPVarInt(playerid, "GasCan"))
				{
					ShowErrorDialog(playerid, "You already have a gas can!");
					return 1;
				}
				if(GetPlayerMoney(playerid) < GAS_CAN_PRICE)
				{
					ShowErrorDialog(playerid, "You don't have enough money!");
					return 1;
				}
				GivePlayerMoney(playerid, -GAS_CAN_PRICE);
				SetPVarInt(playerid, "GasCan", 1);
				SendClientMessage(playerid, COLOR_WHITE, "You have bought a gas can for $" #GAS_CAN_PRICE );
			}
			}
		}
		return 1;
	}
	if(dialogid == DIALOG_EDITVEHICLE)
	{
		if(response)
		{
			new id = GetPVarInt(playerid, "DialogValue1");
			new nr, params[128];
			sscanf(inputtext, "ds", nr, params);
			switch(nr)
			{
			case 1:
			{
				new value = strval(params);
				if(value < 0) value = 0;
				VehicleValue[id] = value;
				UpdateVehicleLabel(id, 1);
				SaveVehicle(id);
				ShowDialog(playerid, DIALOG_EDITVEHICLE);
			}
			case 2:
			{
				new value;
				if(IsNumeric(params)) value = strval(params);
				else value = GetVehicleModelIDFromName(params);
				if(value < 400 || value > 611)
				{
					ShowErrorDialog(playerid, "Invalid vehicle model!");
					return 1;
				}
				VehicleModel[id] = value;
				for(new i=0; i < sizeof(VehicleMods[]); i++)
				{
					VehicleMods[id][i] = 0;
				}
				VehiclePaintjob[id] = 255;
				UpdateVehicle(id, 1);
				SaveVehicle(id);
				ShowDialog(playerid, DIALOG_EDITVEHICLE);
			}
			case 3:
			{
				new color1, color2;
				sscanf(params, "dd", color1, color2);
				VehicleColor[id][0] = color1;
				VehicleColor[id][1] = color2;
				SaveVehicle(id);
				ChangeVehicleColor(VehicleID[id], color1, color2);
				ShowDialog(playerid, DIALOG_EDITVEHICLE);
			}
			case 4:
			{
				if(strlen(params) < 1 || strlen(params) > 8)
				{
					ShowErrorDialog(playerid, "Invalid length!");
					return 1;
				}
				strmid(VehicleNumberPlate[id], params, 0, sizeof(params));
				SaveVehicle(id);
				SetVehicleNumberPlate(VehicleID[id], params);
				SetVehicleToRespawn(VehicleID[id]);
				ShowDialog(playerid, DIALOG_EDITVEHICLE);
			}
			case 5:
			{
				DestroyVehicle(VehicleID[id]);
				if(VehicleCreated[id] == VEHICLE_DEALERSHIP)
				{
					Delete3DTextLabel(VehicleLabel[id]);
				}
				VehicleCreated[id] = 0;
				SaveVehicle(id);
				new msg[128];
				format(msg, sizeof(msg), "You have deleted vehicle id %d", id);
				SendClientMessage(playerid, COLOR_WHITE, msg);
			}
			case 6:
			{
				if(GetPlayerState(playerid) != PLAYER_STATE_DRIVER)
				{
					ShowErrorDialog(playerid, "You are not driving the vehicle!");
					return 1;
				}
				GetVehiclePos(VehicleID[id], VehiclePos[id][0], VehiclePos[id][1], VehiclePos[id][2]);
				GetVehicleZAngle(VehicleID[id], VehiclePos[id][3]);
				VehicleInterior[id] = GetPlayerInterior(playerid);
				VehicleWorld[id] = GetPlayerVirtualWorld(playerid);
				SendClientMessage(playerid, COLOR_WHITE, "You have parked this vehicle here");
				UpdateVehicle(id, 1);
				PutPlayerInVehicle(playerid, VehicleID[id], 0);
				SaveVehicle(id);
				ShowDialog(playerid, DIALOG_EDITVEHICLE);
			}
			case 7:
			{
				new Float:x, Float:y, Float:z;
				GetVehiclePos(VehicleID[id], x, y, z);
				SetPlayerPos(playerid, x, y, z+1);
				new msg[128];
				format(msg, sizeof(msg), "You have teleported to vehicle id %d", id);
				SendClientMessage(playerid, COLOR_WHITE, msg);
			}
			}
		}
		return 1;
	}
	return 0;
}

CMD:vhelp(playerid, params[])
{
	new info[512];
	strcat(info, "/v  /tow  /eject  /ejectall\n", sizeof(info));
	strcat(info, "/vlock  /valarm  /refuel  /trunk  /clearmods  /sellv  /givecarkeys  /trackcar\n", sizeof(info));
	if(IsPlayerAdmin(playerid))
	{
		strcat(info, "/addv  /editv  /setfuel  /rac (respawnallcars)  /rtc (respawnthiscar)\n", sizeof(info));
		strcat(info, "/adddealership  /deletedealership  /movedealership  /gotodealership\n", sizeof(info));
		strcat(info, "/addfuelstation  /deletefuelstation  /movefuelstation  /gotofuelstation", sizeof(info));
	}
	ShowPlayerDialog(playerid, DIALOG_NONE, DIALOG_STYLE_MSGBOX, "MOHH Vehicle System Help", info, "OK", "");
	return 1;
}