Started implementing mixers

Assets/Scripts/Game/Buildings/Automation/MixerBuilding.cs

@@ -1,13 +1,43 @@
-using Fruitomation.Game.Items;
+using PashaBibko.Pacore.Attributes;
+using System.Collections.Generic;
+using System.Linq;
+using Fruitomation.Game.Items;
+using Fruitomation.Global;
 using UnityEngine;
 
 namespace Fruitomation.Game
 {
     public class MixerBuilding : Building
     {
+        private struct Recipe
+        {
+            public ItemType[] Ingredients;
+            public ItemType Product;
+
+            public Recipe(ItemType[] ingredients, ItemType product)
+            {
+                Ingredients = ingredients;
+                Product = product;
+            }
+        }
+
+        private static Recipe[] Recipes = new Recipe[1]
+        {
+            new
+            (
+                new[] { ItemType.Apple, ItemType.Grape },
+                ItemType.Banana
+            ),
+        };
+
         [Header("Mixer Specific")]
         [SerializeField] private RectTransform OutputLocation;
         [SerializeField] private TriggerDetector Trigger;
+
+        [Header("Read Only")]
+        [SerializeField, InspectorReadOnly] private int StoredItemCount;
+
+        private readonly Dictionary<ItemType, int> StoredItems = new();
         
         private void Start()
         {
@@ -18,11 +48,52 @@ namespace Fruitomation.Game
                 {
                     return;
                 }
-                
-                item.transform.position = OutputLocation.position;
-                item.SendToTheGhostRealm();
-                
+
+                if (StoredItemCount < 50)
+                {
+                    ItemType type = item.CurrentType;
+                    int typeCount = StoredItems.GetValueOrDefault(type);
+
+                    item.TriggerDestruction(false);
+                    StoredItems[type] = typeCount + 1;
+                    StoredItemCount++;
+                }
             }, TriggerType.Enter);
         }
+
+        private void Update()
+        {
+            if (!GameStateController.Is(GameState.Simulation))
+            {
+                StoredItems.Clear();
+                return;
+            }
+
+            foreach (Recipe recipe in Recipes)
+            {
+                bool hasAllIngredients = recipe.Ingredients.Aggregate(true,
+                    (current, ingredient)
+                        => current && StoredItems.ContainsKey(ingredient)
+                );
+
+                if (hasAllIngredients)
+                {
+                    foreach (ItemType ingredient in recipe.Ingredients)
+                    {
+                        int count = StoredItems[ingredient] - 1;
+                        if (count <= 0)
+                        {
+                            StoredItems.Remove(ingredient);
+                        }
+                        else
+                        {
+                            StoredItems[ingredient] = count;
+                        }
+                    }
+
+                    FruitSpawner.SpawnItem(recipe.Product, OutputLocation.position);
+                }
+            }
+        }
     }
 }