46 lines
1.8 KiB
C#
46 lines
1.8 KiB
C#
using Movement;
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using UnityEngine;
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namespace AI
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{
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public class BasicPatrollingEnemyAI : MonoBehaviour
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{
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[SerializeField] protected bool isMovingRight = false;
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protected IMovement movement = null;
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protected CollissionChecker leftWallChecker = null;
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protected CollissionChecker rightWallChecker = null;
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protected CollissionChecker leftGroundChecker = null;
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protected CollissionChecker rightGroundChecker = null;
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// If moving Right, and either there's no more ground to move into or there is a wall at the Right side of the enemy OR
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// If moving Left, and either there's no more ground to move into or there is a wall at the Left side of the enemy
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// We should change directions
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protected bool ShouldChangeDirection
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=> (isMovingRight && (rightWallChecker.IsCollided || !rightGroundChecker.IsCollided)) ||
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(!isMovingRight && (leftWallChecker.IsCollided || !leftGroundChecker.IsCollided));
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protected virtual void Awake()
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{
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movement = gameObject.AddComponent<EnemyMovement>();
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leftWallChecker = GetCollissionCheckerOnChild("Collission Checkers/Left Wall");
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rightWallChecker = GetCollissionCheckerOnChild("Collission Checkers/Right Wall");
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leftGroundChecker = GetCollissionCheckerOnChild("Collission Checkers/Left Ground");
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rightGroundChecker = GetCollissionCheckerOnChild("Collission Checkers/Right Ground");
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}
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protected virtual void FixedUpdate()
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{
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if (ShouldChangeDirection)
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isMovingRight = !isMovingRight;
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movement.Move(isMovingRight ? 1f : -1f);
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}
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protected CollissionChecker GetCollissionCheckerOnChild(string childName)
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=> transform.Find(childName).GetComponent<CollissionChecker>();
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}
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}
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