using MultiversalDiplomacy.Model;

namespace MultiversalDiplomacy.Script;

public class GameScriptHandler(World world, bool strict = false) : IScriptHandler
{
    public string Prompt => "game> ";

    public World World { get; private set; } = world;

    /// <summary>
    /// Whether unsuccessful commands should terminate the script.
    /// </summary>
    public bool Strict { get; } = strict;

    private string? CurrentPower = null;

    public IScriptHandler? HandleInput(string input)
    {
        if (input == "") {
            CurrentPower = null;
            return this;
        }

        // --- submits the orders for validation to allow for assertions about it
        if (input == "---") {
            // TODO submit orders
            // TODO return a new handler that handles asserts
        }

        // A block of orders for a single power beginning with "{name}:"
        if (World.Powers.FirstOrDefault(p => input.EqualsAnyCase($"{p}:"), null) is string power) {
            CurrentPower = power;
            return this;
        }

        // TODO parse order, including "{power} {order}" for one-offs

        Console.WriteLine($"{CurrentPower}: {input}");

        return this;
    }
}