HandleMovement + Basic NavMesh

Assets/Import/LevelModels/Intro_GDScript.pdf.meta

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Assets/Scenes/Clement.meta

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Assets/Scenes/Clement/NavMesh-NavMesh Surface.asset.meta

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Assets/Scripts/AttackHandler.cs

@@ -2,6 +2,7 @@ using System;
 using System.Collections.Generic;
 using UnityEngine;
 
+[RequireComponent(typeof(Unit))]
 public class AttackHandler : MonoBehaviour
 {
     [SerializeField] private float damage;
@@ -10,6 +11,12 @@ public class AttackHandler : MonoBehaviour
     [SerializeField] private float knockback;
     
     private float _timer;
+    private Unit _unit;
+
+    void Awake()
+    {
+        _unit = GetComponent<Unit>();
+    }
 
     void Start()
     {
@@ -23,7 +30,7 @@ public class AttackHandler : MonoBehaviour
     
     /// <summary>
     /// Launch an Attack, and return true if it's possible to attack
-    /// see what Units are in the attackShape, apply damage and knockback to those unit
+    /// see what Units are in the attackShape, apply damage and knockback to those unit if they're ennemies
     /// </summary>
     public bool Attack()
     {
@@ -35,6 +42,8 @@ public class AttackHandler : MonoBehaviour
             if (!target.CompareTag("Unit")) continue;
             // GetComponent is expensive in performance, optimize here if it's slow
             Unit unit = target.GetComponent<Unit>();
+            // No friendly fire
+            if (unit.IsTeamA == _unit.IsTeamA) continue;
             unit.Health.TakeDamage(damage);
             Vector3 knockbackVector = knockback * (target.transform.position - transform.position).normalized;
             unit.Body.AddForce(knockbackVector, ForceMode.Impulse);

Assets/Scripts/GlobalsVariable.cs

@@ -0,0 +1,10 @@
+using System;
+using System.Collections.Generic;
+using UnityEngine;
+
+public static class GlobalsVariable
+{
+    public static List<Unit> AliveUnitsTeamA = new List<Unit>();
+    public static List<Unit> AliveUnitsTeamB = new List<Unit>();
+
+}

Assets/Scripts/GlobalsVariable.cs.meta

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Assets/Scripts/HealthHandler.cs

@@ -1,10 +1,18 @@
 using UnityEngine;
 
+[RequireComponent(typeof(Unit))]
 public class HealthHandler : MonoBehaviour
 {
     [SerializeField] private float maxHealth;
     [SerializeField] private float currentHealth;
     [SerializeField] private float armor;
+    
+    private Unit _unit;
+
+    public void Awake()
+    {
+        _unit = GetComponent<Unit>();
+    }
 
     public void TakeDamage(float damage)
     {
@@ -39,6 +47,14 @@ public class HealthHandler : MonoBehaviour
     public void Death()
     {
         print("you dead");
+        if (_unit.IsTeamA)
+        {
+            GlobalsVariable.AliveUnitsTeamA.Remove(_unit);
+        }
+        else
+        {
+            GlobalsVariable.AliveUnitsTeamB.Remove(_unit);
+        }
     }
     
 }

Assets/Scripts/MovementHandler.cs

@@ -0,0 +1,65 @@
+using System.Collections.Generic;
+using System.Linq;
+using UnityEngine;
+using UnityEngine.AI;
+
+[RequireComponent(typeof(Unit))]
+public class MovementHandler : MonoBehaviour
+{
+    [SerializeField] private float speed;
+    [SerializeField] private NavMeshAgent agent;
+    
+    [SerializeField] private Transform defaultMoveTarget;
+    
+    private Unit _unit;
+
+    void Awake()
+    {
+        _unit = GetComponent<Unit>();
+    }
+
+    public void ChangeSpeed(float newSpeed)
+    {
+        speed = newSpeed;
+    }
+
+    public void StopMoving()
+    {
+        agent.speed = 0;
+    }
+
+    public void ResumeMoving()
+    {
+        agent.speed = speed;
+    }
+    
+    public void MoveTowards(Vector3 destination)
+    {
+        agent.SetDestination(destination);
+    }
+
+    public void MoveTowardsNearest()
+    {
+        MoveTowards(FindNearestEnemy().transform.position);
+    }
+
+    Unit FindNearestEnemy()
+    {
+        List<Unit> enemies = _unit.IsTeamA ? GlobalsVariable.AliveUnitsTeamB : GlobalsVariable.AliveUnitsTeamA;
+        return enemies
+            .Aggregate((nearest, current) =>
+                (current.transform.position - transform.position).sqrMagnitude <
+                (nearest.transform.position - transform.position).sqrMagnitude
+                    ? current
+                    : nearest);
+    }
+    
+    void Update()
+    {
+        if (Input.GetKeyDown(KeyCode.Space))
+        {
+            //MoveTowards(defaultMoveTarget.position);
+            MoveTowardsNearest();
+        }
+    }
+}

Assets/Scripts/MovementHandler.cs.meta

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Assets/Scripts/Unit.cs

@@ -1,19 +1,41 @@
 using Unity.VisualScripting;
 using UnityEngine;
+using UnityEngine.AI;
 
-
+[DisallowMultipleComponent]
+[RequireComponent(typeof(Rigidbody))]
 public class Unit : MonoBehaviour
 {
     [field: SerializeField] public Rigidbody Body { get; private set; }
     [field: SerializeField] public HealthHandler Health { get; private set; }
     [field: SerializeField] public AttackHandler Attack { get; private set; }
+    [field: SerializeField] public MovementHandler Move { get; private set; }
+
+    [field: SerializeField] public bool IsTeamA { get; private set; }
+
+    [SerializeField] private int price;
+
     
 
-    void Start()
+    void OnValidate()
     {
         Debug.Assert(Body != null);   
         Debug.Assert(Health != null);
         Debug.Assert(Attack != null);
+        Debug.Assert(Move != null);
+    }
+
+    void Awake()
+    {
+        
+        if (IsTeamA)
+        {
+            GlobalsVariable.AliveUnitsTeamA.Add(this);
+        }
+        else
+        {
+            GlobalsVariable.AliveUnitsTeamB.Add(this);
+        }
     }
     
     

Packages/manifest.json

@@ -1,5 +1,6 @@
 {
   "dependencies": {
+    "com.unity.ai.navigation": "2.0.5",
     "com.unity.collab-proxy": "2.6.0",
     "com.unity.feature.development": "1.0.2",
     "com.unity.inputsystem": "1.11.2",

Packages/packages-lock.json

@@ -1,5 +1,14 @@
 {
   "dependencies": {
+    "com.unity.ai.navigation": {
+      "version": "2.0.5",
+      "depth": 0,
+      "source": "registry",
+      "dependencies": {
+        "com.unity.modules.ai": "1.0.0"
+      },
+      "url": "https://packages.unity.com"
+    },
     "com.unity.collab-proxy": {
       "version": "2.6.0",
       "depth": 0,

ProjectSettings/NavMeshAreas.asset

@@ -71,20 +71,22 @@ NavMeshProjectSettings:
     cost: 1
   m_LastAgentTypeID: -887442657
   m_Settings:
-  - serializedVersion: 2
+  - serializedVersion: 3
     agentTypeID: 0
     agentRadius: 0.5
     agentHeight: 2
     agentSlope: 45
     agentClimb: 0.75
-    ledgeDropHeight: 0
-    maxJumpAcrossDistance: 0
+    ledgeDropHeight: 10
+    maxJumpAcrossDistance: 10
     minRegionArea: 2
     manualCellSize: 0
     cellSize: 0.16666667
     manualTileSize: 0
     tileSize: 256
-    accuratePlacement: 0
+    buildHeightMesh: 0
+    maxJobWorkers: 0
+    preserveTilesOutsideBounds: 0
     debug:
       m_Flags: 0
   m_SettingNames: