using UnityEngine;

namespace InfinityCode.OnlineMapsSupport
{
    public class SmoothZoom : MonoBehaviour
    {
        public float duration = 1;
    
        private float progress = 1;
        private float targetZoom;
        private float startZoom;

        public void ZoomIn()
        {
            progress = 0;
            startZoom = OnlineMaps.instance.zoom;
            targetZoom = OnlineMaps.instance.zoom + 1;
        }
    
        public void ZoomOut()
        {
            progress = 0;
            startZoom = OnlineMaps.instance.zoom;
            targetZoom = OnlineMaps.instance.zoom - 1;
        }

        private void Update()
        {
            if (progress >= 1) return;
        
            progress += Time.deltaTime / duration;
            if (progress >= 1) progress = 1;
        
            float zoom = Mathf.Lerp(startZoom, targetZoom, progress);
            OnlineMaps.instance.floatZoom = zoom;
            OnlineMaps.instance.Redraw();
        }
    }
}