#include <iostream>
#include "uCalc.h"

using namespace std;
using namespace uCalcSoftware;

void ucalc_call MyFunction(uCalcBase::Callback cb) {
   auto uc = cb.uCalc();
   cout << "------ MyFunc ------" << endl;

   // Retrieve standard 32-bit and 64-bit integer arguments directly
   cout << cb.ArgInt32(1) << endl;
   cout << cb.ArgInt64(2) << endl;

   // Retrieve the value of a pointer argument by referencing its exact data type.
   cout << uc.ItemOf("Int8").DataType().ToString(cb.ArgAddr(3)) << endl;

   // The Item object correctly identifies the type before conversion
   cout << uc.ItemOf("Int").DataType().ToString(cb.ArgPtr(4)) << endl;
}

void ucalc_call MyFunction2(uCalcBase::Callback cb) {
   auto uc = cb.uCalc();
   cout << "------ MyFunc2 ------" << endl;
   cout << uc.DataTypeOf(BuiltInType::Integer_8).ToString(cb.ArgPtr(1)) << endl;
}

void ucalc_call MyFunction3(uCalcBase::Callback cb) {
   auto uc = cb.uCalc();
   cout << "------ MyFunc3 ------" << endl;
   cout << uc.DataTypeOf(BuiltInType::Integer_16).ToString(cb.ArgPtr(1)) << endl;
}
int main() {
   uCalc uc;
   uc.DefineVariable("x As Int = 123"); // Int32
   uc.DefineVariable("xPtr As Int Ptr = AddressOf(x)");
   uc.DefineFunction("MyFunc(a As Int32, b As Int64, c As Byte, d As Int Ptr)", MyFunction);
   uc.Eval("MyFunc(x*10, 1+1, 255, xPtr)");

   uc.DefineVariable("x2 As Int8 = -123");
   uc.DefineVariable("xPtr2 As Int8 Ptr = AddressOf(x2)");
   uc.DefineFunction("MyFunc2(d As Int8 Ptr)", MyFunction2);
   uc.Eval("MyFunc2(xPtr2)");

   uc.DefineVariable("x3 As Int16 = 1234");
   uc.DefineVariable("xPtr3 As Int16 Ptr = AddressOf(x3)");
   uc.DefineFunction("MyFunc3(d As Int16 Ptr)", MyFunction3);
   uc.Eval("MyFunc3(xPtr3)");
}