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

public class Water : ActiveBlock
{

    [SerializeField]
    [Tooltip("GameObject which appears when character respawns")]
    private GameObject lillyPad;

    [SerializeField]
    [Tooltip("Distance character will be submerged into the water")]
    private float FallDistance = 0.5f;

    private Character trappedCharacter;


    public override IEnumerator OnWalkedOnByPlayer(Character player, Vector3 moveDirection)
    {
        base.OnWalkedOnByPlayer(player, moveDirection);

        if (trappedCharacter == null)
        {
            player = trappedCharacter;
            trappedCharacter.stuck = true;

            trappedCharacter.StartAnimation(Character.Animation.Hit);
            yield return StartCoroutine(LerpToPosition(trappedCharacter.transform, VisualPosition + Vector3.down * FallDistance, 1));
        }

    }

    public override void OnRoundEnd(PlayerData[] allPlayers)
    {
        base.OnRoundEnd(allPlayers);

        if (trappedCharacter != null)
        {
            StartCoroutine(LerpToPosition(trappedCharacter.transform, VisualPosition, 1));
            StartCoroutine(LerpToPosition(lillyPad.transform, VisualPosition, 1));
            trappedCharacter.stuck = false;
        }

    }

    private IEnumerator LerpToPosition(Transform target, Vector3 endPos, float time)
    {
        Vector3 _startPos = target.position;

        float elapsedTime = 0;
        while (elapsedTime / time < 1)
        {

            target.position = Vector3.Lerp(_startPos, endPos, (elapsedTime / time));
            yield return new WaitForEndOfFrame();

            elapsedTime += Time.deltaTime;
        }

        target.position = endPos;
    }


}