using System.Collections.Generic;
using UnityEngine;

public class CorruptedFactory : ProductionBuilding
{
    //Détermine le type de resources dont la production sera boosté.
    protected override Enum.ResourceNodeType[] RessourceNodeType { get { return new Enum.ResourceNodeType [] { Enum.ResourceNodeType.Forest, Enum.ResourceNodeType.Rock, Enum.ResourceNodeType.BerryBush, Enum.ResourceNodeType.Farm}; } }

    /**
     * Yield Production
     */
    [SerializeField]
    private List<GameObject> _yieldPrefabs = new List<GameObject>(3);
    [SerializeField]
    [Range(0.0f, 5.0f)]
    private float _randomPositionConfig = 0.5f;
    [SerializeField]
    private float _harvestDuration = 5.0f;

    [SerializeField]
    private int _yieldAmountPerResource = 1;
    private float _yieldCounter = 0;

    private ResourceTile tile;

    public override void Start()
    {
        base.Start();
        for (int i = -_range; i <= _range; i++)
        {
            for (int j = -_range; j <= _range; j++)
            {
                Vector3 checkPosition = new Vector3(Mathf.Floor(_position.x) + i, Mathf.Floor(_position.y) + j, 0.0f);
                this.tile = LevelManager.Instance.Get<ResourceTile>(t => t.Position == checkPosition);
            }
        }
    }

    public override void LevelStart()
    {
        base.LevelStart();



        ResetYieldDuration();
    }
    public override void Update()
    {
        base.Update();
        _yieldCounter -= Time.deltaTime;
        if (_yieldCounter > 0) return;

        if (_yieldPrefabs.Count > 0)
        {
            for (int i = 0; i < _yieldPrefabs.Count; i++)
            {
                for (int j = 0; j < _yieldAmountPerResource; j++)
                {
                    YieldResource(_yieldPrefabs[i]);
                }
            }
            ResetYieldDuration();
        }
    }
    private void YieldResource(GameObject yield)
    {
        float rangeConfig = 0.5f + _randomPositionConfig;
        Vector3 yieldPosition = new Vector3(Position.x + Random.Range(-rangeConfig, rangeConfig), Position.y, Position.z);
        var yielded = Instantiate(yield, yieldPosition, Quaternion.identity);
        yielded.transform.SetParent(LevelManager.Instance.LevelTransform);
    }

    private void ResetYieldDuration()
    {
       _yieldCounter = _harvestDuration / this.tile.YieldSpeedMultiplier;
    }
}