namespace HyperBooru.Services;

public interface IPrincipalProvider {
    public IPrincipal? GetPrincipal(string name);
    public IUser? GetUser(string name);
    public IGroup? GetGroup(string name);

    /// <summary>
    /// Perform a search for any principals whose account name
    /// matches the search term specified by <c>name</c>.
    /// </summary>
    /// <returns>
    /// A list of matching principals or <c>null</c> if the
    /// provider does not support search functionality.
    /// </returns>
    public IPrincipal[]? SearchPrincipals(string name);

    public IGroup[] GetGroups(IPrincipal principal);
    public IGroup[] GetGroups(IPrincipal principal, bool recurse);

    public IGroup[] GetGroups(SecurityIdentifier sid);
    public IGroup[] GetGroups(SecurityIdentifier sid, bool recurse);

    public bool ValidatePassword(IUser user, string password);
}

public abstract class PrincipalProvider : IPrincipalProvider {
    public abstract IPrincipal? GetPrincipal(string name);
    public abstract IUser? GetUser(string name);
    public abstract IGroup? GetGroup(string name);

    public abstract IPrincipal[]? SearchPrincipals(string name);

    public IGroup[] GetGroups(IPrincipal principal) =>
        GetGroups(principal.Sid, false);
    public IGroup[] GetGroups(IPrincipal principal, bool recurse) =>
        GetGroups(principal.Sid, recurse);

    public IGroup[] GetGroups(SecurityIdentifier sid) => GetGroups(sid, false);
    public abstract IGroup[] GetGroups(SecurityIdentifier sid, bool recurse);

    public abstract bool ValidatePassword(IUser user, string password);

    public void Test() {
        var ret = SearchPrincipals("lol");
        Console.WriteLine(ret);
    }
}