#include <iostream.h>
#include <vector.h>
#include "FilePath.h"
#include "ListFiles.h"
#include "MatchWild.h"

const int kNoErr=0;
const int kErr=-1;

void printUsage()
{
	cerr << "Usage: rename oldname newname (wildcards may be used)" << endl;
	cerr << "   or: rename -v" << endl;
}

void printInfo()
{
	cout << "rename v1.0\n";
	cout << "Jun 17 1996\n";
	cout << "by Joseph J. Strout (joe@strout.net)" << endl;
}

int renameOne( const char *what, const char *toWhat )
{
	FilePath src=what, dest=toWhat;
	if (src.FileType() == kNonexistant) {
		cerr << "rename: " << (String)src << " not found" << endl;
		return kErr;
	}
	else if (!src.Rename(toWhat)) {
		cerr << "rename: Couldn't rename " << (String)src
		     << " to " << (String)dest << endl;
		return kErr;
	}
	return kNoErr;
}

int rename( const char *what, const char *toWhat )
{
	if (!IsWild(what)) {
		return renameOne( what, toWhat );
	}

	StringList list = ListFiles();
	int status=kNoErr;
	char newname[255];
	String response;
	for (int i=0; i<list.size() && response!="Q"; i++) {
		if (MatchWild(list[i],what)) {
			ReplaceWild(newname,80, toWhat);
			if (response!="A") {
				cout << "Rename " << list[i] << " to " 
				     << newname << " [Yes/No/All/Quit]? ";
				cin >> response;
				response = Uppercase(response(0,0));
			}
			if (response=="Y" || response=="A") {
				if (renameOne( list[i], newname ) == kErr)
				status = kErr;
			}
		}
	}
}

int main( int argc, char **argv )
{
	String arg1, arg2;
	if (argc == 2 || argc==3) {
		arg1 = argv[1];
		if (arg1 == "-v" || arg1 == "-V") {
			printInfo();
			return kNoErr;
		}
	}
	if (argc != 3) {
		printUsage();
		return kErr;
	}
	return rename( argv[1], argv[2] );
}