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

namespace MoreMountains.Tools
{
    /// <summary>
    /// A tester class used to show how the MMSpawnAround class can be used
    /// </summary>
    public class MMSpawnAroundTester : MonoBehaviour
    {
        /// a GameObject to instantiate and position around this object 
        public GameObject ObjectToInstantiate;
        /// the spawn properties to consider when spawning the ObjectToInstantiate
        public MMSpawnAroundProperties SpawnProperties;

        [Header("Debug")]
        /// the amount of objects to spawn
        public int DebugQuantity = 10000;
        
        /// a test button
        [MMInspectorButton("DebugSpawn")]
        public bool DebugSpawnButton;

        [Header("Gizmos")]
        /// whether or not to draw gizmos to show the shape of the spawn area
        public bool DrawGizmos = false;
        /// the amount of gizmos to draw
        public int GizmosQuantity = 1000;
        /// the size at which to draw the gizmos
        public float GizmosSize = 1f;
        
        protected GameObject _gameObject;

        /// <summary>
        /// A test method that spawns DebugQuantity objects
        /// </summary>
        public virtual void DebugSpawn()
        {
            for (int i = 0; i < DebugQuantity; i++)
            {
                Spawn();
            }
        }

        /// <summary>
        /// Spawns a single object and positions it correctly
        /// </summary>
        public virtual void Spawn()
        {
            _gameObject = Instantiate(ObjectToInstantiate);
            MMSpawnAround.ApplySpawnAroundProperties(_gameObject, SpawnProperties, this.transform.position);
        }

        /// <summary>
        /// OnDrawGizmos, we draw the shape of the area within which objects will spawn
        /// </summary>
        protected void OnDrawGizmos()
        {
            if (DrawGizmos)
            {
                MMSpawnAround.DrawGizmos(SpawnProperties, this.transform.position, GizmosQuantity, GizmosSize, Color.gray);    
            }
        }
    }
}