implemented bolas + status effect mechanic

Assets/Prefabs/Sticks/bolasStick.prefab

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Assets/Prefabs/bolasProjectile.prefab.meta

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Assets/Scripts/Ally/Ally.cs

@@ -11,7 +11,6 @@ public class Ally : Entity
     public override float SpeedMultiplier => GlobalConfig.Instance.Current.allySpeedMultiplier;
     public float PopulationCost => GlobalConfig.Instance.Current.populationCostPerUnit;
 
-
     public override void Update()
     {
         base.Update();

Assets/Scripts/Ally/Bolas.cs

@@ -0,0 +1,32 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class Bolas : Ally
+{
+    public override void Start()
+    {
+        base.Start();
+    }
+
+    public override void Update()
+    {
+        base.Update();
+        if (IsEnemyDetected)
+        {
+            AttackEnemy();
+        }
+    }
+
+    void AttackEnemy()
+    {
+        //Attack Cooldown
+        if (AttackInterval < AttackSpeedWait)
+        {
+            Animation.PlayAttackAnim();
+            AttackSpeedWait = 0f;
+        }
+        AttackSpeedWait += Time.deltaTime;
+    }
+
+}

Assets/Scripts/Ally/Bolas.cs.meta

@@ -0,0 +1,11 @@
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Assets/Scripts/Entity.cs

@@ -23,6 +23,10 @@ public abstract class Entity : LevelObject
     private Shader _shaderSpritesDefault;
     private SpriteRenderer[] _spriteRenderers;
     private AudioPlayerComponent _audioPlayerComponent;
+    private StatusHandler _statusHandler;
+
+    // status modifiers
+    private float _speedStatusModifier = 1;
 
     //Enemy Spotted
     private bool _isEnemyDetected = false;
@@ -36,11 +40,12 @@ public abstract class Entity : LevelObject
         _spriteRenderers = GetComponentsInChildren<SpriteRenderer>(true);
         _audioPlayerComponent = GetComponent<AudioPlayerComponent>();
         Animation = gameObject.AddComponent<AnimationEntity>();
+        _statusHandler = gameObject.AddComponent<StatusHandler>();
     }
     public virtual void Update()
     {
         Animation.AttackSpeedMultiplier = AttackSpeedMultiplier;
-        Animation.SpeedMultiplier = SpeedMultiplier;
+        Animation.SpeedMultiplier = SpeedMultiplier * SpeedStatusModifier;
 
         _lifeBar.gameObject.SetActive(_lifeBar.value <= 0.99f);
     }
@@ -121,7 +126,7 @@ public abstract class Entity : LevelObject
 
     public int Hp => (int)(_hp * HpMultiplier);
 
-    public float Speed => _speed * SpeedMultiplier;
+    public float Speed => _speed * SpeedMultiplier * SpeedStatusModifier;
 
     public int AttackDamage
     {
@@ -157,6 +162,11 @@ public abstract class Entity : LevelObject
 
     public SpriteRenderer[] SpriteRenderers { get { return _spriteRenderers; } }
 
+    public StatusHandler StatusHandler { 
+        get => _statusHandler; 
+    }
+    public float SpeedStatusModifier { get => _speedStatusModifier; set => _speedStatusModifier = value; }
+
     #region [LevelManager code]
     public override bool Equals(ILevelObject other)
     {

Assets/Scripts/Enum.cs

@@ -13,4 +13,9 @@ public class Enum
         Farm = 2,
         BerryBush = 3
     }
+    public enum StatusType
+    {
+        Slow = 0,
+        SpeedBoost = 1,
+    }
 }

Assets/Scripts/Projectile.cs

@@ -22,7 +22,7 @@ public class Projectile : MonoBehaviour
 
     private Vector2 _vectorStart;
     private Vector2 _vectorEnd;
-    
+
     private int _damage;
     private float _enemySpeed;
     private Entity _target;
@@ -38,14 +38,14 @@ public class Projectile : MonoBehaviour
     private float _initialXDistance;
     private float _initialYDistance;
 
-    private void Start() 
+    private void Start()
     {
         _rigidbodyProjectile = GetComponent<Rigidbody2D>();
         _initialX = transform.position.x;
         _initialY = transform.position.y;
         _destinationX = _vectorEnd.x - _initialX - _enemySpeed;
         _destinationY = _vectorEnd.y - _initialY;
-        
+
         _detectionLinked.gameObject.GetComponent<Detection>().EntityLinked = _target;
         _detectionLinked.gameObject.GetComponent<Detection>().ProjectileDamage = _damage;
 
@@ -53,13 +53,13 @@ public class Projectile : MonoBehaviour
         _initialYDistance = Mathf.Abs(_initialY - _destinationY);
     }
 
-    private void Update()
+    protected virtual void Update()
     {
         if (straightProjectile)
         {
 
-            transform.position = Vector2.Lerp(new Vector2(_initialX, _initialY), 
-                new Vector2(_vectorEnd.x, _vectorEnd.y), _time/_duration);
+            transform.position = Vector2.Lerp(new Vector2(_initialX, _initialY),
+                new Vector2(_vectorEnd.x, _vectorEnd.y), _time / _duration);
 
             DetStraigthArrowAngle();
 
@@ -70,15 +70,16 @@ public class Projectile : MonoBehaviour
 
             if (transform.position.x >= _vectorEnd.x)
             {
+                ApplyEffects();
                 Destroy(this.gameObject);
             }
             return;
         }
 
         float x = _speedTime;
-        float y = (_angle*-Mathf.Pow(x, 2) + _destinationX * x);
+        float y = (_angle * -Mathf.Pow(x, 2) + _destinationX * x);
 
-        transform.position = new Vector2(_initialX + x*_angle, _initialY + y);
+        transform.position = new Vector2(_initialX + x * _angle, _initialY + y);
 
         // Move projectile angle according to distance with target
         float lerpStep = (_destinationX - transform.position.x) / _initialXDistance;
@@ -87,19 +88,20 @@ public class Projectile : MonoBehaviour
 
         _speedTime += _speed * Time.deltaTime;
 
-        if(y < 0) {
+        if (y < 0)
+        {
             Destroy(this.gameObject);
         }
     }
 
-    private void DetStraigthArrowAngle()
+    protected virtual void DetStraigthArrowAngle()
     {
 
-        if(_target != null) _enemyPosY = _target.Position.y;
+        if (_target != null) _enemyPosY = _target.Position.y;
 
         float angleX = (_destinationX) / _initialXDistance;
         float angleY = (_destinationY) / _initialYDistance;
-        
+
         //Obtenir la difference entre la position Y du chateau et de l'ennemie.
         float diffY = transform.position.y - _enemyPosY;
 
@@ -114,23 +116,26 @@ public class Projectile : MonoBehaviour
             //Si cette distance est plus petite qu'un certain nombre, on utilise un calcul differents
             //pour determine l'angle que la fleche doit prendre.
             if (angleX > 0.23) lerpStepS = Mathf.Rad2Deg * Mathf.Atan(angleX / angleY);
-            
+
             //Si la position est negative, on utilise un calcul different pour determiner l'angle.
             //(Il faudra tester si ca marche lorsque le chateau pourrait tirer en arriere).
             else if (angleX >= 0) lerpStepS = Mathf.Rad2Deg * Mathf.Atan(angleY / angleX);
 
             //Calcul utilise pour tenter de mieux faire fonctionner l'angle de la fleche lorsque l'ennemi est 
             //proche de l'unite.
-            else { 
+            else
+            {
 
                 lerpStepS = -Mathf.Rad2Deg * Mathf.Atan(angleY / angleX);
-            } 
-            
+            }
+
             float angleS = Mathf.Lerp(lerpStepS, 0, 0);
             transform.eulerAngles = new Vector3(0, 0, angleS);
         }
     }
 
+    protected virtual void ApplyEffects() { }
+
     //Getter and Setter
     public float EnemySpeed
     {

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Assets/Scripts/Projectile/BolasProjectile.cs

@@ -0,0 +1,18 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class BolasProjectile : Projectile
+{
+    [SerializeField]
+    private float _slowIntensity = 0.25f;
+    private float _slowDuration = 5f;
+
+    protected override void ApplyEffects()
+    {
+        if (Target.StatusHandler)
+        {
+            Target.StatusHandler.ApplySlow(_slowIntensity, _slowDuration);
+        }
+    }
+}

Assets/Scripts/Projectile/BolasProjectile.cs.meta

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Assets/Scripts/Root.cs

@@ -41,8 +41,7 @@ public class Root : MonoBehaviour
         _newArrow.GetComponent<Projectile>().EnemySpeed = _entity.Enemy.Speed;
         _newArrow.GetComponent<Projectile>().VectorStart = _rigidbodyAlly.position;
         _newArrow.GetComponent<Projectile>().VectorEnd =  _rigidbodyOpponent.position;
-        _newArrow.GetComponent<Projectile>().Target = _entity.Enemy;
-        
+        _newArrow.GetComponent<Projectile>().Target = _entity.Enemy;        
     }
 
     public void PlaySound(string soundName)

Assets/Scripts/Status.meta

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Assets/Scripts/Status/Slow.cs

@@ -0,0 +1,29 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class Slow : Status
+{
+    private float _speedModifier;
+
+    public override void Apply(float duration)
+    {
+        _duration += duration;
+        EntityLinked.SpeedStatusModifier *= _speedModifier;
+    }
+
+    public override void Unapply()
+    {
+        EntityLinked.SpeedStatusModifier /= _speedModifier;
+        Destroy(this);
+    }
+
+    /// <summary>
+    /// A higher intensity results in a stronger slow.
+    /// Example: An intensity of 0.99 multiplies the entity's speed by 0.01 (which would result in a really low speed)
+    /// </summary>
+    public float Intensity { 
+        get => 1 - _speedModifier;
+        set => _speedModifier = _speedModifier == 0 ? 1 - value : _speedModifier + (1 - _speedModifier) * value; 
+    }
+}

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Assets/Scripts/Status/Status.cs

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+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public abstract class Status : MonoBehaviour
+{
+    private Entity entityLinked;
+    protected float _duration;
+
+    protected virtual void Start()
+    {
+        EntityLinked = GetComponent<Entity>();
+    }
+
+    protected virtual void Update()
+    {
+        _duration -= Time.deltaTime;
+        if ( _duration < 0 ) Unapply();
+    }
+
+    public abstract void Apply(float duration);
+    public abstract void Unapply();
+
+    public Entity EntityLinked { get => entityLinked; set => entityLinked = value; }
+
+}

Assets/Scripts/Status/Status.cs.meta

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Assets/Scripts/StatusHandler.cs

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+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class StatusHandler : MonoBehaviour
+{
+    private Entity _entityLinked;
+    private Dictionary<Enum.StatusType, Status> activeStatuses = new();
+
+    public void ApplySlow(float intensity, float duration)
+    {
+        Slow slow = (Slow)GetStatus(Enum.StatusType.Slow);
+        slow.Intensity = intensity;
+        slow.Apply(duration);
+    }
+
+    // please add status to switch case everytime you design one!
+    private Status GetStatus(Enum.StatusType type)
+    {
+        Status status;
+        activeStatuses.TryGetValue(Enum.StatusType.Slow, out status);
+        if (!status)
+        {
+            switch (type)
+            {
+                case Enum.StatusType.Slow:
+                    status = gameObject.AddComponent<Slow>();
+                    break;
+                default: break;
+            }
+        }
+        status.EntityLinked = _entityLinked;
+        return status;
+    }
+
+    private void Start()
+    {
+        _entityLinked = gameObject.GetComponent<Entity>(); ;
+    }
+}

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