#!/usr/bin/env narwhal

var FILE = require("file");


function printUsage()
{
    print("this is where you say the usage");
}

exports.main = function(args)
{
    // TODO: args parser
    args.shift();

    if (args.length < 1)
        return printUsage();
    
    var allFiles = NO,
        format = nil,
        filePaths = [],
        outPath = nil,
        outExtension = nil;
    
        index = 0,
        count = args.length;
    
    for (; index < count; ++index)
    {
        var argument = args[index];
        
        if (argument.charAt(0) === '-' && !allFiles)
        {
            if (filePaths.length > 0)
                return printUsage();
            
            else if (argument === "-convert")
                format = args[++index];
            
            else if (argument === "-o")
                outPath = args[++index];
            
            else if (argument === "-e")
                outExtension = args[++index];
            
            else if (argument === "--")
                allFiles = YES;
                
            else if (argument === "-help")
                return printUsage();
        }
        else
            filePaths.push(args[index]);
    }
    
    index = 0;
    count = filePaths.length;
    
    for (; index < count; ++index)
    {
        var filePath = filePaths[index],
            data = new objj_data();
        
        data.string = FILE.read(filePaths[index], { charset:"UTF-8" });

        var plistObject = new CPPropertyListCreateFromData(data);
    
        if (format === "280north1")
            data = CPPropertyListCreate280NorthData(plistObject);
    
        else if (format === "xml1")
            data = CPPropertyListCreateXMLData(plistObject);

        // outextension?
        FILE.write(outPath || filePath, data.string, { charset:"UTF-8" });
    }
}

if (require.main == module.id)
    exports.main(system.args);