public static void Add(MySim mySim)
{
CreateMySimFileIfNotExists();
var bytes = mySim.Encode();
var img = SaveImage(mySim.Bitmap, mySim.ImageFileName);
try
{
using (var stream = new FileStream(MySimFilePath, FileMode.Append, FileAccess.Write))
{
stream.Write(bytes, 0, bytes.Length);
}
}
catch (IOException)
{
try
{
File.Delete(img);
}
finally
{
throw new IOException("Can't write to MySims.dat file.");
}
}
}
private static void AddMySim(string[] args)
{
if (args.Length == 4)
{
var name = args[0];
var gender = ParseGender(args[1]);
var zodiacSign = ParseZodiacSign(args[2]);
var path = args[3];
var sim = new MySim(name, gender, zodiacSign, path);
MySimFile.Add(sim);
}
else
{
throw new ArgumentException("'add' command takes 4 arguments.");
}
}
public static void UpdateImage(int index, string imageFileName)
{
CreateMySimFileIfNotExists();
var bitmap = MySim.ImportImage(imageFileName);
string filename = null;
try
{
using (var stream = new FileStream(MySimFilePath, FileMode.Open, FileAccess.Read))
{
var bytes = new byte[stream.Length];
stream.Read(bytes, 0, (int)stream.Length);
var b = bytes.Skip(4);
for (var i = 0; b.Count() > 0; i++)
{
var nameLength = (int)b.ElementAt(0);
b = b.Skip(1);
b = b.Skip(nameLength);
b = b.Skip(2);
var filenameLength = (int)b.ElementAt(0);
b = b.Skip(1);
if (i == index)
{
filename = DecodeUTF8(b.Take(filenameLength).ToArray());
break;
}
b = b.Skip(filenameLength);
}
}
}
catch (IOException)
{
throw new IOException("Can't read MySims.dat file.");
}
if (filename == null)
{
throw new InvalidOperationException("The index is out of range.");
}
SaveImage(bitmap, filename, true);
}