//
//  parser.cpp
//  cards-proof
//
//  Created by Ethan Miller on 3/9/12.
//

#include <iostream>
#include <fstream>
#include <string>
#include <sstream>

#include "deck.h"
#include "card.h"
#include "parser.h"

using namespace std;

// parse_deck can be passed either a file name (cstring)
// or a filestream. Either work fine.

deck & parse_deck( ifstream & in ) {
	// First version, contain text in deck.
	// Will be moved out eventually.
	deck *new_deck = new deck;
	string line;

	while ( in ) {
		getline( in, line );
		cout << line << endl;
		if (line =="") {
			continue;
		}
		
		if (line == "deck[") {
			continue;
		}
		
		if (line == "card[") {
			parse_card(in);
		}
	}

	return *new_deck;
}
string & get_quoted_string(string in) {
	// Gets the quoted string out of a string of text.
	string * new_string = new string;
	// Move to start of string
	istringstream s_in(in);
	// Eat through first "
	while (s_in.get() != '"') {
		if (s_in.eof()) {
			break;
		}
	}
	// Set new_string to be the quoted portion.
	while (s_in) {
		new_string->push_back(s_in.get());
		if (s_in.peek() == '"' || s_in.eof()) {
			break;
		}
	}
	
	return * new_string;
	
}

deck & parse_deck( const char * filename ) {
	// This function allows parse_deck to be given
	// either a file or a filename. Both will work fine.
	ifstream file( filename );
	deck *new_deck = new deck;
	new_deck = & parse_deck( file );
	return *new_deck;
}

card & parse_card( ifstream & in ) {
	card *new_card = new card;
	cout << "Parsing a card" << endl;
	string parse_line = "";
	string token = "";
	while ( parse_line != "]" ) {
		getline(in, parse_line);
		istringstream input(parse_line);
		input >> token;
//		cout << token << endl;
		if (token == "Quant" || token == "Quantity") {
			// TODO deal with quantities
			continue;
		}
        new_card->set_attribute(token, get_quoted_string(parse_line));
		
	}
	cout << "Finished parsing the card" << endl;
	return *new_card;
}