#include "shell.h"

Command::Command(const string& n, int (*funcptr)(const vector<string>* args)) : name(n) , funcCommand(funcptr){
    checkObj();
    numCom++;
}

int Command::execute(const vector<string>* args){
    return (*funcCommand)(args);
}

string Command::getName(){
    return this->name;
}

Command::Command(const Command& old) : name(old.name) , funcCommand(old.funcCommand){
    checkObj();
    numCom++;
}

void Command::checkObj(){
    for(unsigned int i=0; i<name.length(); i++){
        if(!((name[i]>'a'&&name[i]<'z')||(name[i]>'A'&&name[i]<'Z'))){
            throw CommandNameNotValidException();
        }
    }
}

Command::~Command(){
    numCom--;
}

unsigned int Command::numCom = 0;