Added rough paused state

Assets/GameFlowManager.cs

@@ -0,0 +1,11 @@
+using UnityEngine;
+
+//Could be a singleton
+public class GameFlowManager : MonoBehaviour {
+	[field: SerializeField] public bool Paused { get; private set; } = true;
+
+	void SetPause(bool value) {
+		Paused = value;
+		Time.timeScale = value ? 0f : 1f;
+	}
+}

Assets/GameFlowManager.cs.meta

@@ -0,0 +1,11 @@
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Assets/Scenes/SampleScene.unity

@@ -200,6 +200,10 @@ PrefabInstance:
   m_Modification:
     m_TransformParent: {fileID: 0}
     m_Modifications:
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+      propertyPath: gameFlowManager
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@@ -250,6 +254,24 @@ PrefabInstance:
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   m_SourcePrefab: {fileID: 100100000, guid: 581322f036f3ff1448d4d2ec70f295a4, type: 3}
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+  m_Name: 
+  m_EditorClassIdentifier: 
+  <Paused>k__BackingField: 1
 --- !u!114 &1464970062 stripped
 MonoBehaviour:
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@@ -424,6 +446,10 @@ PrefabInstance:
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       value: UnityEngine.Object, UnityEngine
       objectReference: {fileID: 0}
+    - target: {fileID: 1214567908930553592, guid: 3e0aae8cda56aef44af9598dc5471020, type: 3}
+      propertyPath: gameFlowManager
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     - target: {fileID: 1214567908930553593, guid: 3e0aae8cda56aef44af9598dc5471020, type: 3}
       propertyPath: m_Name
       value: Vampire
@@ -480,6 +506,10 @@ PrefabInstance:
       propertyPath: healthBar
       value: 
       objectReference: {fileID: 1464970062}
+    - target: {fileID: 3126145803593047825, guid: 3e0aae8cda56aef44af9598dc5471020, type: 3}
+      propertyPath: gameFlowManager
+      value: 
+      objectReference: {fileID: 1359990806}
     - target: {fileID: 3126145803593047825, guid: 3e0aae8cda56aef44af9598dc5471020, type: 3}
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       value: 100

Assets/Scripts/Arena.cs

@@ -4,8 +4,12 @@ using NaughtyAttributes;
 using UnityEngine;
 
 public class Arena : MonoBehaviour {
-	//TODO probably add initial direction too
 	[SerializeField] [Required]
+	GameFlowManager gameFlowManager = null!;
+
+	//TODO probably add initial direction too
+	//TODO Add some kind of "MinLength(1)" attribute
+	[SerializeField]
 	Vector3[] spawners = null!;
 	[SerializeField] [Required]
 	ArenaStats stats = null!;
@@ -19,6 +23,9 @@ public class Arena : MonoBehaviour {
 	void Start() => StartCoroutine(SpawnEnemies());
 
 	void SpawnEnemy(int spawnerIndex) {
+		if (gameFlowManager.Paused)
+			return;
+		
 		var monster = Instantiate(monsterPrefab, spawners[spawnerIndex], Quaternion.identity).GetComponent<Monster>();
 		//TODO Replace hardcoded target with entity discovery
 		monster.SetTarget(FindObjectOfType<PlayerMovement>().transform);
@@ -29,7 +36,6 @@ public class Arena : MonoBehaviour {
 		
 		int currentSpawner = 0;
 		
-		//TODO Stop when pause/end game
 		while (true) {
 			SpawnEnemy(currentSpawner);
 			currentSpawner = Random.Range(0, spawners.Length);

Assets/Scripts/Entity.cs

@@ -6,6 +6,9 @@ using UnityEngine;
 [RequireComponent(typeof(Rigidbody2D))]
 public class Entity : MonoBehaviour 
 {
+	[SerializeField] [Required]
+	GameFlowManager gameFlowManager = null!;
+
 	[field: SerializeField] [field: Required]
 	protected EntityStats stats { get; private set; }
 	[field: SerializeField]protected float Health { get; private set; }

Assets/Scripts/PlayerMovement.cs

@@ -5,8 +5,12 @@ using UnityEngine.InputSystem;
 
 [RequireComponent(typeof(PlayerInput), typeof(Rigidbody2D))]
 public class PlayerMovement : MonoBehaviour {
+	[SerializeField] [Required]
+	GameFlowManager gameFlowManager = null!;
+
 	[SerializeField] [field: Required]
 	PlayerStats stats = null!;
+
 	[field: Required]
 	Rigidbody2D rb = null!;
 
@@ -16,22 +20,33 @@ public class PlayerMovement : MonoBehaviour {
 
 	bool lastJumpButton;
 
+	#region Unity Messages
 	void Awake() => rb = GetComponent<Rigidbody2D>();
 
 	void Start() => currentState.EnterState(this);
 
 	void Update() {
+		if (gameFlowManager.Paused)
+			return;
+
 		if (currentState.UpdateState(this) is {} newState)
 			SwitchState(newState);
 	}
 
 	void FixedUpdate() {
+		if (gameFlowManager.Paused)
+			return;
+
 		if (currentState.FixedUpdateState(this) is {} newState)
 			SwitchState(newState);
 	}
 
 	void OnDrawGizmos() => currentState.OnDrawGizmos(this);
 
+	#endregion
+
+	#region Inputs
+
 	public void OnMove(InputAction.CallbackContext ctx) {
 		moveDirection = ctx.ReadValue<Vector2>();
 		if (moveDirection.sqrMagnitude > 1.0f)
@@ -57,11 +72,9 @@ public class PlayerMovement : MonoBehaviour {
 			SwitchState(new EnterSafeZoneMovementState(safeZone));
 	}
 
-	void SwitchState(BaseState newState) {
+	#endregion
-		currentState.LeaveState(this);
+
-		currentState = newState;
+	#region Rigidbody
-		newState.EnterState(this);
-	}
 
 	void OnTriggerEnter2D(Collider2D other) {
 		if (other.GetComponent<SafeZone>() is {} triggeredSafeZone)
@@ -85,6 +98,16 @@ public class PlayerMovement : MonoBehaviour {
 		rb.isKinematic = !enabled;
 	}
 
+	#endregion
+
+	#region States
+
+	void SwitchState(BaseState newState) {
+		currentState.LeaveState(this);
+		currentState = newState;
+		newState.EnterState(this);
+	}
+
 	class BaseState {
 		public virtual void EnterState(PlayerMovement playerMovement) {}
 
@@ -142,6 +165,7 @@ public class PlayerMovement : MonoBehaviour {
 
 	class EnterSafeZoneMovementState : JumpingMovementState {
 		readonly SafeZone safeZone;
+
 		public EnterSafeZoneMovementState(SafeZone safeZone) : base(safeZone.Stats.JumpDuration, safeZone.transform.position) {
 			this.safeZone = safeZone;
 		}
@@ -160,6 +184,7 @@ public class PlayerMovement : MonoBehaviour {
 
 	class ExitSafeZoneMovementState : JumpingMovementState {
 		readonly SafeZone safeZone;
+
 		public ExitSafeZoneMovementState(SafeZone safeZone, Vector2 direction) : base(safeZone.Stats.JumpDuration, safeZone.GetOutsidePosition(direction)) {
 			this.safeZone = safeZone;
 		}
@@ -197,4 +222,6 @@ public class PlayerMovement : MonoBehaviour {
 		}
 #endif
 	}
+
+	#endregion
 }