namespace MultiversalDiplomacy.Script;

/// <summary>
/// A handler that interprets and executes 5dp script commands. Script handlers may create additional script handlers
/// and delegate handling to them, allowing a sort of recursive parsing of script commands.
/// </summary>
public interface IScriptHandler
{
    /// <summary>
    /// When used interactively, the prompt that should be displayed.
    /// </summary>
    public string Prompt { get; }

    /// <summary>
    /// Process a line of input.
    /// </summary>
    /// <returns>
    /// The handler that should handle the next line of input, or null if script handling should end.
    /// </returns>
    public IScriptHandler? HandleInput(string input);
}