Biogenerator (#30694)

* biogenerator

* ack

* test success!

* fix tests

* increase price of reagents

Content.Server/Materials/ProduceMaterialExtractorSystem.cs

@@ -0,0 +1,48 @@
+using System.Linq;
+using Content.Server.Botany.Components;
+using Content.Server.Materials.Components;
+using Content.Server.Power.EntitySystems;
+using Content.Shared.Chemistry.EntitySystems;
+using Content.Shared.Interaction;
+using Robust.Server.Audio;
+
+namespace Content.Server.Materials;
+
+public sealed class ProduceMaterialExtractorSystem : EntitySystem
+{
+    [Dependency] private readonly AudioSystem _audio = default!;
+    [Dependency] private readonly MaterialStorageSystem _materialStorage = default!;
+    [Dependency] private readonly SharedSolutionContainerSystem _solutionContainer = default!;
+
+    /// <inheritdoc/>
+    public override void Initialize()
+    {
+        SubscribeLocalEvent<ProduceMaterialExtractorComponent, AfterInteractUsingEvent>(OnInteractUsing);
+    }
+
+    private void OnInteractUsing(Entity<ProduceMaterialExtractorComponent> ent, ref AfterInteractUsingEvent args)
+    {
+        if (args.Handled)
+            return;
+
+        if (!this.IsPowered(ent, EntityManager))
+            return;
+
+        if (!TryComp<ProduceComponent>(args.Used, out var produce))
+            return;
+
+        if (!_solutionContainer.TryGetSolution(args.Used, produce.SolutionName, out var solution))
+            return;
+
+        // Can produce even have fractional amounts? Does it matter if they do?
+        // Questions man was never meant to answer.
+        var matAmount = solution.Value.Comp.Solution.Contents
+            .Where(r => ent.Comp.ExtractionReagents.Contains(r.Reagent.Prototype))
+            .Sum(r => r.Quantity.Float());
+        _materialStorage.TryChangeMaterialAmount(ent, ent.Comp.ExtractedMaterial, (int) matAmount);
+
+        _audio.PlayPvs(ent.Comp.ExtractSound, ent);
+        QueueDel(args.Used);
+        args.Handled = true;
+    }
+}