#include "globals.h"


// Variables definitions
G_varsType G_vars;

// Functions addresses
G_funcsType G_funcs;

// List of objects to save
G_toType G_tosave;

// List of objects to print
G_toType G_toprint;

void ClearGlobals()
{
 for(auto& it:G_vars) delete it.second;
 for(auto& it:G_tosave) delete it;
 for(auto& it:G_toprint) delete it;

 G_vars.clear();
 G_tosave.clear();
 G_toprint.clear();
}

void RegisterFunction(const std::string& name, Func func)
{
 G_funcs.emplace(name,func);
}


bool Save(const ObjectList* input)
{
 ObjectList::ListValues::size_type sz=input->Size(), i;
 if(sz<2 || sz%2==1 )
 {
  COUT(ERROR)<<"Number of save arguments must not be "<<sz<<std::endl;
  return false;
 }

 // Check arguments types
 const ObjectBase* arg1;
 const ObjectString* arg2;
 for(i=0;i<sz/2;i++)
 {
  arg1=input->At(i*2+1);
  if(!IS_OTYPE(arg1,ObjectString))
  {
   COUT(ERROR)<<"Save format is save(object_1,file_1,...,object_n,file_n) where file_i is string"<<std::endl;
   return false;
  }
 }

 // Save
 for(i=0;i<sz/2;i++)
 {
  arg1=input->At(i*2);
  arg2=dynamic_cast<const ObjectString*>(input->At(i*2+1));
  if(!arg1->Save(arg2->Value().c_str()))
  {
   COUT(ERROR)<<"Can't save object "<<arg1->Dump()<<" to file "<<arg2->Value()<<std::endl;
   return false;
  }
 }

 return true;
}


bool Print(const ObjectList* input)
{
 ObjectList::ListValues::size_type sz=input->Size(), i;
 if(sz==0) return true;

 // Print
 for(i=0;i<sz;i++)
 {
  if(!input->At(i)->Print())
  {
   COUT(ERROR)<<"Unprintable object "<<input->At(i)->Dump()<<std::endl;
   return false;
  }
 }

 return true;
}