MAAC3601-TD-Game/Assets/Scripts/GenerationController.cs

using System;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class GenerationController : MonoBehaviour {
	internal GameObject[] waypoints;
	private int waypointIndex = 1;
	
	private Rigidbody2D rb;

	// Start is called before the first frame update
	private void Start() {
		rb = GetComponent<Rigidbody2D>();
	}

	// Update is called once per frame
	void Update() { }

	private void FixedUpdate() {
		if (waypointIndex < waypoints.Length) {
			var target = waypoints[waypointIndex].transform.position;
			var direction = target - transform.position;
			var f = transform.position + direction.normalized * 0.1f;
			rb.MovePosition(f);
		} else if (waypointIndex >= waypoints.Length) {
			Destroy(gameObject);
		}
	}

	private void OnTriggerEnter2D(Collider2D col) {
		if (col.gameObject == waypoints[waypointIndex]) {
			waypointIndex++;
		}
	}
	
	public void setWaypoints(GameObject[] waypointsIn) {
		waypoints = waypointsIn;
	}
}