Add Inventory system with Inventory, InventorySlot, and StatModifierItem classes; update character attributes to include level and experience

Assets/Scripts/Systems/CharacterWeaponsManager.cs

@@ -1,4 +1,6 @@
 using System.Collections.Generic;
+using Data;
+using KBCore.Refs;
 using Sirenix.Serialization;
 using UnityEngine;
 using Weapons;
@@ -8,5 +10,57 @@ namespace Systems
     public class CharacterWeaponsManager : MonoBehaviour
     {
         [OdinSerialize] private List<Weapon> equippedWeapons = new();
+        
+        [SerializeField] private IReadOnlyList<Weapon> EquippedWeapons => equippedWeapons.AsReadOnly();
+        [SerializeField, Self] private Character character;
+
+        public Weapon EquipWeapon(GameObject weaponPrefab)
+        {
+            var weaponObject = Instantiate(weaponPrefab, transform);
+            if (weaponObject.TryGetComponent(out Weapon weapon))
+            {
+                weapon.character = character;
+                equippedWeapons.Add(weapon);
+                weapon.enabled = true;
+                return weapon;
+            }
+
+            Destroy(weaponObject);
+            return null;
+        }
+        
+        public void UnequipWeapon(Weapon weapon, bool destroy = true)
+        {
+            if (!equippedWeapons.Remove(weapon)) return;
+            weapon.enabled = false;
+
+            if (!destroy) return;
+            Destroy(weapon.gameObject);
+        }
+        
+        public void DisableAllWeapons()
+        {
+            foreach (var weapon in equippedWeapons)
+            {
+                weapon.enabled = false;
+            }
+        }
+        
+        public void EnableAllWeapons()
+        {
+            foreach (var weapon in equippedWeapons)
+            {
+                weapon.enabled = true;
+            }
+        }
+        
+        public void ClearWeapons()
+        {
+            foreach (var weapon in equippedWeapons)
+            {
+                Destroy(weapon.gameObject);
+            }
+            equippedWeapons.Clear();
+        }
     }
 }