Function deleteOrder

src/OpenLoco/src/Vehicles/OrderManager.cpp:188–218

0x004705C0

    // 0x004705C0
    void deleteOrder(VehicleHead* head, uint16_t orderOffset)
    {
        assert(orderOffset < head->sizeOfOrderTable);
        // Find out what type the selected order is
        OrderRingView orders(head->orderTableOffset, orderOffset);
        auto& selectedOrder = *(orders.begin());

        auto removeOrderSize = kOrderSizes[enumValue(selectedOrder.getType())];
        head->sizeOfOrderTable -= removeOrderSize;

        // Are we removing an order that appears before the current order? Move back a bit
        if (head->currentOrder > orderOffset)
        {
            head->currentOrder -= removeOrderSize;
        }

        // Ensure we don't move beyond the order table size
        if (head->currentOrder + 1 >= head->sizeOfOrderTable)
        {
            head->currentOrder = 0;
        }

        // Move orders in the order table, effectively removing the order
        shiftOrdersLeft(head->orderTableOffset + orderOffset, removeOrderSize);

        // Bookkeeping: change order table size
        orderTableLength() -= removeOrderSize;

        // Compensate other vehicles to use new table offsets
        reoffsetVehicleOrderTables(head->orderTableOffset + orderOffset + 1, -removeOrderSize);
    }

    // 0x004702F7
    void zeroUnusedOrderTable()