Implement GameManager

.gitignore

@@ -140,6 +140,9 @@ fabric.properties
 # Uncomment this line if you wish to ignore the asset store tools plugin
 # [Aa]ssets/AssetStoreTools*
 
+# Ignore Rider Plugin
+[Aa]ssets/Plugins/Editor/JetBrains/*
+
 # TextMesh Pro files
 [Aa]ssets/TextMesh*Pro/
 

Assets/Scenes/SampleScene.unity

@@ -8215,9 +8215,10 @@ GameObject:
   serializedVersion: 6
   m_Component:
   - component: {fileID: 840487112}
+  - component: {fileID: 840487113}
   - component: {fileID: 840487111}
   m_Layer: 0
-  m_Name: LevelManager
+  m_Name: GameManager
   m_TagString: Untagged
   m_Icon: {fileID: 0}
   m_NavMeshLayer: 0
@@ -8235,14 +8236,12 @@ MonoBehaviour:
   m_Script: {fileID: 11500000, guid: 308dfc6b26c3b422faf1717231fc888b, type: 3}
   m_Name: 
   m_EditorClassIdentifier: 
-  columns: 30
+  boardHolder: {fileID: 585332173}
-  rows: 20
   startPosition: {fileID: 185746015}
   indestructibleWallPrefab: {fileID: 5959564480851182330, guid: dd25aabed7c6c491eb405f1e5c5f4d99,
     type: 3}
   destructibleWallPrefab: {fileID: 4177940729222266681, guid: da559e681f8d34d58bb5f3457045664a,
     type: 3}
-  boardHolder: {fileID: 585332173}
 --- !u!4 &840487112
 Transform:
   m_ObjectHideFlags: 0
@@ -8257,6 +8256,18 @@ Transform:
   m_Father: {fileID: 0}
   m_RootOrder: 6
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
+--- !u!114 &840487113
+MonoBehaviour:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 840487110}
+  m_Enabled: 1
+  m_EditorHideFlags: 0
+  m_Script: {fileID: 11500000, guid: 697f5ae5656c74dcd8d7f5d619adb0ac, type: 3}
+  m_Name: 
+  m_EditorClassIdentifier: 
 --- !u!1 &1135949884
 GameObject:
   m_ObjectHideFlags: 0

Assets/Scripts/src/Managers/GameManager.cs

@@ -0,0 +1,34 @@
+using UnityEngine;
+
+namespace src.Managers
+{
+    public class GameManager : MonoBehaviour
+    {
+        public static GameManager Instance = null;
+        private LevelManager _levelManager;
+
+        public void Awake()
+        {
+            if (Instance == null)
+            {
+                Instance = this;
+            }
+            else if (Instance != null)
+            {
+                Destroy(gameObject);
+            }
+
+            /* Don't destroy when reloading the scene */
+            DontDestroyOnLoad(gameObject);
+
+            _levelManager = GetComponent<LevelManager>();
+
+            InitGame();
+        }
+
+        private void InitGame()
+        {
+            _levelManager.InitLevel();
+        }
+    }
+}

Assets/Scripts/src/Managers/GameManager.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 697f5ae5656c74dcd8d7f5d619adb0ac
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Scripts/src/Managers/LevelManager.cs

@@ -1,4 +1,5 @@
-using System.Collections.Generic;
+using System;
+using System.Collections.Generic;
 using src.Base;
 using src.Helpers;
 using src.Wall;
@@ -11,55 +12,71 @@ namespace src.Managers
     {
         public class Count
         {
-            public readonly int Min;
+            private readonly int _min;
-            public readonly int Max;
+            private readonly int _max;
 
             public Count(int min, int max)
             {
-                Min = min;
+                _min = min;
-                Max = max;
+                _max = max;
             }
 
             public int RandomIntRange()
             {
-                return Mathf.FloorToInt(Random.Range(Min, Max));
+                return Mathf.FloorToInt(Random.Range(_min, _max));
             }
         }
 
-        public int columns = 30;
+        public Count DestructibleWallCount
-        public int rows = 20;
+        {
+            get => _destructibleWallCount;
+            set => _destructibleWallCount = value;
+        }
 
-        /* Specifies how many objects we want per level. */
+        public Count UpgradesCount
-        public Count destructibleWallCount = new Count(150, 350);
+        {
-        public Count upgradesCount = new Count(0, 5);
+            get => _upgradesCount;
-        public Count enemyCount = new Count(20, 50);
+            set => _upgradesCount = value;
+        }
+
+        public Count EnemyCount
+        {
+            get => _enemyCount;
+            set => _enemyCount = value;
+        }
+
+        /* Used to group spawned objects */
+        public Transform boardHolder;
 
         /* Holds the starting position of the player */
         public Transform startPosition;
         public GameObject indestructibleWallPrefab;
         public GameObject destructibleWallPrefab;
 
-        /* Used to group spawned objects */
+        /* Specifies how many objects we want per level. */
-        public Transform boardHolder;
+        private Count _destructibleWallCount = new Count(150, 350);
+        private Count _upgradesCount = new Count(0, 5);
+        private Count _enemyCount = new Count(20, 50);
+
+        /* The size of the board. */
+        private const int Columns = 30;
+        private const int Rows = 20;
 
         /* Holds the available positions */
         private readonly List<Vector3> _freeGridPositions = new List<Vector3>();
         private readonly List<GameObject> _destructibleWalls = new List<GameObject>();
 
-        /* Test only */
-        public void Awake()
-        {
-            InitBoard();
-            SetupLevel();
-            SetupExit();
-            SetupUpgrades();
-        }
-
         private void SetupUpgrades()
         {
-            var count = upgradesCount.RandomIntRange();
+            var count = _upgradesCount.RandomIntRange();
             for (var i = 0; i < count; i++)
             {
+                if (_destructibleWalls.Count == 0)
+                {
+                    Debug.LogWarning("No destructible walls left, cannot spawn upgrade.");
+                    continue;
+                }
+                
                 /* Get the destructible wall script and make it to spawn the upgrade */
                 var wall = _destructibleWalls.PopRandom().GetComponent<DestructibleWall>();
                 wall.SpawnsUpgrade();
@@ -68,18 +85,25 @@ namespace src.Managers
 
         private void SetupExit()
         {
+            if (_destructibleWalls.Count == 0)
+            {
+                Debug.LogWarning("No destructible walls found, cannot spawn exit!");
+                return;
+            }
             /* Get the destructible wall script and make it to spawn the exit */
             var wall = _destructibleWalls.PopRandom().GetComponent<DestructibleWall>();
             wall.SpawnsExit();
         }
 
-        public void InitBoard()
+        /* Place the indestructible tiles on the board and saves the
+         * unused positions in a list. */
+        private void InitBoard()
         {
             _freeGridPositions.Clear();
             /* We want to iterate over the X axis taking into consideration the startPosition's offset */
-            for (var x = startPosition.position.x; x < columns; x++)
+            for (var x = startPosition.position.x; x < Columns; x++)
             {
-                for (var y = startPosition.position.y; y > rows * -1; y--)
+                for (var y = startPosition.position.y; y > Rows * -1; y--)
                 {
                     /* We want the following positions to be a safe zone. */
                     /* Don't place anything on starting position */
@@ -112,10 +136,10 @@ namespace src.Managers
             }
         }
 
-        public void SetupLevel()
+        /* Randomly places destructible tiles on the level. */
+        private void SetupLevelDestructibleWalls()
         {
-            var random = new Random();
+            var numberOfDestructilbeWallsToPlace = _destructibleWallCount.RandomIntRange();
-            var numberOfDestructilbeWallsToPlace = destructibleWallCount.RandomIntRange();
 
             _freeGridPositions.ShuffleList();
             foreach (var nextPosition in _freeGridPositions)
@@ -150,5 +174,14 @@ namespace src.Managers
             instance.transform.SetParent(boardHolder);
             return true;
         }
+
+        /* Initializes the level. */
+        public void InitLevel()
+        {
+            InitBoard();
+            SetupLevelDestructibleWalls();
+            SetupExit();
+            SetupUpgrades();
+        }
     }
 }

Assets/Sprites/Player/PlayerAnimator.controller

@@ -6,7 +6,7 @@ AnimatorController:
   m_CorrespondingSourceObject: {fileID: 0}
   m_PrefabInstance: {fileID: 0}
   m_PrefabAsset: {fileID: 0}
-  m_Name: MockPlayer
+  m_Name: PlayerAnimator
   serializedVersion: 5
   m_AnimatorParameters: []
   m_AnimatorLayers: