/// <summary>
/// Checks if the Hashing method is supported.
/// Throw exception if an unsupported method is chosen.
/// Returns IHashingMethod if success.
/// </summary>
/// <param name="hashingMethod">HashingMethodType to check - returns the corresponding IHashingMethod.</param>
/// <returns></returns>
private IHashingMethod ViableHashingMethodCheck(HashingMethodType hashingMethod)
{
IHashingMethod method = null;
switch (hashingMethod)
{
case HashingMethodType.SHA256:
method = new HashingSHA256();
break;
default: throw new ArgumentException("Not a viable hashing method.", "hashingMethod");
}
return(method);
}
/// <summary>
/// Used to setup login functionality.
/// Takes LoginSettings as argument.
/// </summary>
/// <param name="settings">Settings used to setup login.</param>
public HashingService(HashingSettings settings)
{
this._settings = settings;
IHashingMethod method;
switch (settings.HashingMethod)
{
case HashingMethodType.SHA256:
method = new HashingSHA256(settings.NumberOfIterations);
break;
default: throw new ArgumentException("Not a viable hashing method.", "hashingMethod");
}
this._hashingMethod = method;
}
/// <summary>
/// Used to setup login functionality.
/// Takes LoginSettings as argument.
/// </summary>
/// <param name="settings">Settings used to setup login.</param>
public LoginHandler(LoginSettings settings)
{
this._settings = settings;
this._hashingMethod = this.ViableHashingMethodCheck(this._settings.HashingMethod);
}
