63 lines
2.0 KiB
C#
63 lines
2.0 KiB
C#
using Mine2d.engine;
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using Mine2d.engine.system.annotations;
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using Mine2d.game.core.data;
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using Mine2d.game.core.data.entities;
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namespace Mine2d.game.backend.interactor;
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[Interactor]
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public class ItemPhysics
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{
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[Interaction(InteractorKind.Hybrid, "tick")]
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public static void TickHybrid()
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{
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var gameState = Context.Get().GameState;
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var world = gameState.World;
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foreach (var chunk in world.Chunks)
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{
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var entities = chunk.Value.Entities;
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foreach (var entity in entities)
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{
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if (entity is ItemEntity itemEntity)
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{
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itemEntity.Velocity += new Vector2(0, 0.1f);
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itemEntity.Velocity *= new Vector2(0.7f, 1f);
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var nextPos = itemEntity.Position + itemEntity.Velocity;
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if (world.HasChunkAt(nextPos) && world.GetChunkAt(nextPos).HasTileAt(nextPos))
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{
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itemEntity.Velocity = new Vector2(0, 0);
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continue;
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}
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itemEntity.Position = nextPos;
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}
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}
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}
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}
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[Interaction(InteractorKind.Hybrid, "tick")]
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public static void Pickup()
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{
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var gameState = Context.Get().GameState;
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var world = gameState.World;
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foreach (var chunk in world.Chunks)
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{
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foreach (var player in gameState.Players)
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{
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var items = chunk.Value.Entities.Where(e =>
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{
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return e is ItemEntity itemEntity &&
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(player.Position + new Vector2(7, 3) - itemEntity.Position).LengthSquared() < 8 * 8 &&
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player.inventory.PickupItemStack(new ItemStack { Id = itemEntity.ItemId, Count = 1 });
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});
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if (items.Any())
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{
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Context.Get().GameAudio.Play(Sound.ItemPickup);
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}
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_ = chunk.Value.Entities.RemoveAll(e => items.Contains(e));
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}
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}
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}
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}
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