UI/Commands/ExecuteStepCommand.cs - solid - expens1ve/project_war

UI/Commands/ExecuteStepCommand.cs
67 строк3 KB
Vadim
add command, undo, redo
20 май 2026, 01:42
20 май 2026, 01:4227e173e
using System;
using project_war.Engine.Interfaces;
using project_war.Models.Interfaces;
using project_war.UI.Interfaces;

namespace project_war.UI.Commands
{
    public class ExecuteStepCommand : IUndoableCommand
    {
        private readonly IGameService _gameService;
        private readonly IBattlefield _battlefield;
        private readonly IArmy _army1;
        private readonly IArmy _army2;
        private readonly Action _executeStepLogic;
        private readonly Func<int> _getRound;
        private readonly Action<int, string> _setRoundAndFormation;

        private string? _snapshotBefore;
        private string? _snapshotAfter;

        public ExecuteStepCommand(
            IGameService gameService,
            IBattlefield battlefield,
            IArmy army1,
            IArmy army2,
            Action executeStepLogic,
            Func<int> getRound,
            Action<int, string> setRoundAndFormation)
        {
            _gameService = gameService ?? throw new ArgumentNullException(nameof(gameService));
            _battlefield = battlefield ?? throw new ArgumentNullException(nameof(battlefield));
            _army1 = army1 ?? throw new ArgumentNullException(nameof(army1));
            _army2 = army2 ?? throw new ArgumentNullException(nameof(army2));
            _executeStepLogic = executeStepLogic ?? throw new ArgumentNullException(nameof(executeStepLogic));
            _getRound = getRound ?? throw new ArgumentNullException(nameof(getRound));
            _setRoundAndFormation = setRoundAndFormation ?? throw new ArgumentNullException(nameof(setRoundAndFormation));
        }

        public void Execute()
        {
            // Делаем снимок ДО
            _snapshotBefore = _gameService.GetStateSnapshot(_army1, _army2, _getRound(), _battlefield.CurrentFormation.GetType().Name);

            // Выполняем логику хода (перемещение в следующий раунд, ResolveCombat)
            _executeStepLogic.Invoke();

            // Делаем снимок ПОСЛЕ
            _snapshotAfter = _gameService.GetStateSnapshot(_army1, _army2, _getRound(), _battlefield.CurrentFormation.GetType().Name);
        }

        public void Undo()
        {
            if (_snapshotBefore != null)
            {
                _gameService.ApplySnapshotToArmies(_snapshotBefore, _army1, _army2, _setRoundAndFormation);
            }
        }

        public void Redo()
        {
            if (_snapshotAfter != null)
            {
                _gameService.ApplySnapshotToArmies(_snapshotAfter, _army1, _army2, _setRoundAndFormation);
            }
        }
    }
}