71 lines
2.1 KiB
C#
71 lines
2.1 KiB
C#
using System.Collections;
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using System.Collections.Concurrent;
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using Microsoft.Extensions.Logging;
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using Microsoft.Extensions.Options;
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using TanksServer.Models;
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namespace TanksServer.Services;
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internal sealed class TankManager(ILogger<TankManager> logger, IOptions<TanksConfiguration> options)
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: ITickStep, IEnumerable<Tank>
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{
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private readonly ConcurrentBag<Tank> _tanks = new();
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private readonly TanksConfiguration _config = options.Value;
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public void Add(Tank tank)
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{
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logger.LogInformation("Tank added for player {}", tank.Owner.Id);
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_tanks.Add(tank);
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}
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public Task TickAsync()
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{
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foreach (var tank in _tanks)
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{
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TryMoveTank(tank);
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}
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return Task.CompletedTask;
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}
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private bool TryMoveTank(Tank tank)
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{
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logger.LogTrace("moving tank for player {}", tank.Owner.Id);
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var player = tank.Owner;
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// move turret
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if (player.Controls.TurnLeft) Rotate(tank, -_config.TurnSpeed);
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if (player.Controls.TurnRight) Rotate(tank, +_config.TurnSpeed);
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if (player.Controls is { Forward: false, Backward: false })
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return false;
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var direction = player.Controls.Forward ? 1 : -1;
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var angle = tank.Rotation / 16d * 2d * Math.PI;
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var newX = tank.Position.X + Math.Sin(angle) * direction * _config.MoveSpeed;
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var newY = tank.Position.Y - Math.Cos(angle) * direction * _config.MoveSpeed;
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return TryMove(tank, newX, newY)
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|| TryMove(tank, newX, tank.Position.Y)
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|| TryMove(tank, tank.Position.X, newY);
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}
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private static bool TryMove(Tank tank, double newX, double newY)
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{
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// TODO implement
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tank.Position = new FloatPosition(newX, newY);
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return true;
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}
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private void Rotate(Tank t, double speed)
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{
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var newRotation = (t.Rotation + speed + 16) % 16;
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logger.LogTrace("rotating tank for {} from {} to {}", t.Owner.Id, t.Rotation, newRotation);
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t.Rotation = newRotation;
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}
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IEnumerator IEnumerable.GetEnumerator() => GetEnumerator();
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public IEnumerator<Tank> GetEnumerator() => _tanks.GetEnumerator();
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}
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