/// <summary>
/// Converts a PKM from one Generation 3 format to another. If it matches the destination format, the conversion will automatically return.
/// </summary>
/// <param name="pk">PKM to convert</param>
/// <param name="desiredFormatType">Format/Type to convert to</param>
/// <remarks><see cref="PK3"/>, <see cref="CK3"/>, and <see cref="XK3"/> are supported.</remarks>
/// <returns>Converted PKM</returns>
private static PKM InterConvertPK3(PKM pk, Type desiredFormatType)
{
// if already converted it instantly returns
switch (desiredFormatType.Name)
{
case nameof(CK3):
return(pk.ConvertToCK3());
case nameof(XK3):
return(pk.ConvertToXK3());
case nameof(PK3):
return(pk.ConvertToPK3());
default: throw new FormatException();
}
}
public static PKM ConvertToType(PKM pk, Type PKMType, out string comment)
{
if (pk == null || pk.Species == 0)
{
comment = "Null input. Aborting.";
return(null);
}
Type fromType = pk.GetType();
int fromFormat = int.Parse(fromType.Name.Last().ToString());
int toFormat = int.Parse(PKMType.Name.Last().ToString());
Debug.WriteLine($"Trying to convert {fromType.Name} to {PKMType.Name}.");
PKM pkm = null;
if (fromType == PKMType)
{
comment = "No need to convert, current format matches requested format.";
return(pk);
}
if (fromFormat <= toFormat || fromFormat == 2)
{
pkm = pk.Clone();
if (pkm.IsEgg) // force hatch
{
pkm.IsEgg = false;
if (pkm.AO)
{
pkm.Met_Location = 318; // Battle Resort
}
else if (pkm.XY)
{
pkm.Met_Location = 38; // Route 7
}
else if (pkm.Gen5)
{
pkm.Met_Location = 16; // Route 16
}
else
{
pkm.Met_Location = 30001; // Pokétransfer
}
pkm.IsNicknamed = false;
pkm.Nickname = PKX.GetSpeciesNameGeneration(pkm.Species, pkm.Language, fromFormat);
}
switch (fromType.Name)
{
case nameof(PK1):
if (toFormat == 2)
{
pkm = PKMType == typeof(PK2) ? ((PK1)pk).ConvertToPK2() : null;
break;
}
if (toFormat == 7)
{
pkm = ((PK1)pk).ConvertToPK7();
}
break;
case nameof(PK2):
if (PKMType == typeof(PK1))
{
if (pk.Species > 151)
{
comment = $"Cannot convert a {PKX.GetSpeciesName(pkm.Species, ((PK2)pkm).Japanese ? 1 : 2)} to {PKMType.Name}";
return(null);
}
pkm = ((PK2)pk).ConvertToPK1();
pkm.ClearInvalidMoves();
}
else
{
pkm = null;
}
break;
case nameof(CK3):
case nameof(XK3):
// interconverting C/XD needs to visit main series format
// ends up stripping purification/shadow etc stats
pkm = pkm.ConvertToPK3();
goto case nameof(PK3); // fall through
case nameof(PK3):
if (toFormat == 3) // Gen3 Inter-trading
{
switch (PKMType.Name)
{
case nameof(CK3): pkm = pkm.ConvertToCK3(); break;
case nameof(XK3): pkm = pkm.ConvertToXK3(); break;
case nameof(PK3): pkm = pkm.ConvertToPK3(); break; // already converted, instantly returns
default: throw new FormatException();
}
break;
}
if (fromType.Name != nameof(PK3))
{
pkm = pkm.ConvertToPK3();
}
pkm = ((PK3)pkm).ConvertToPK4();
if (toFormat == 4)
{
break;
}
goto case nameof(PK4);
case nameof(BK4):
pkm = ((BK4)pkm).ConvertToPK4();
if (toFormat == 4)
{
break;
}
goto case nameof(PK4);
case nameof(PK4):
if (PKMType == typeof(BK4))
{
pkm = ((PK4)pkm).ConvertToBK4();
break;
}
if (pkm.Species == 172 && pkm.AltForm != 0)
{
comment = "Cannot transfer Spiky-Eared Pichu forward.";
return(null);
}
pkm = ((PK4)pkm).ConvertToPK5();
if (toFormat == 5)
{
break;
}
goto case nameof(PK5);
case nameof(PK5):
pkm = ((PK5)pkm).ConvertToPK6();
if (toFormat == 6)
{
break;
}
goto case nameof(PK6);
case nameof(PK6):
if (pkm.Species == 25 && pkm.AltForm != 0) // cosplay pikachu
{
comment = "Cannot transfer Cosplay Pikachu forward.";
return(null);
}
pkm = ((PK6)pkm).ConvertToPK7();
if (toFormat == 7)
{
break;
}
goto case nameof(PK7);
case nameof(PK7):
break;
}
}
comment = pkm == null
? $"Cannot convert a {fromType.Name} to a {PKMType.Name}."
: $"Converted from {fromType.Name} to {PKMType.Name}.";
return(pkm);
}