using System;
using System.Collections;
using System.Collections.Generic;
using Unity.Netcode;
using Unity.VisualScripting;
using UnityEngine;
using UnityEngine.Assertions;
using Object = UnityEngine.Object;

namespace Game {
	public class GameManager : NetworkBehaviour {

		public static GameManager Singleton { get; private set; }

		private void OnEnable() {
			Singleton = this;
		}

		public Object ballPrefab;
		public Object playerPrefab;

		public List<Ball> Balls { get; } = new();

		private static void Tests() {
			var v1 = new Vector2(1, 3);
			var v2 = new Vector2(3, 2);
			var v3 = new Vector2(4, 4);
			var v4 = new Vector2(1, 1);
			var v5 = new Vector2(4, 1);
			var v6 = new Vector2(2, 5);
			var v7 = new Vector2(2, 3);
			var v8 = new Vector2(-1, 4);
			var v9 = new Vector2(-2, 1);
			var v10 = new Vector2(3, -1);
			Assert.IsTrue(AIPlayer.Intersect(v8, v4, v1, v9, out _));
			Assert.IsTrue(AIPlayer.Intersect(v1, v2, v4, v7, out _));
			Assert.IsTrue(AIPlayer.Intersect(v10, v6, v9, v2, out _));
			Assert.IsTrue(AIPlayer.Intersect(v9, v5, v8, v10, out _));
			Assert.IsFalse(AIPlayer.Intersect(v8, v4, v6, v5, out _));
			Assert.IsFalse(AIPlayer.Intersect(v3, v5, v6, v8, out _));
			Assert.IsFalse(AIPlayer.Intersect(v10, v4, v8, v9, out _));
			Assert.IsFalse(AIPlayer.Intersect(v1, v7, v3, v2, out _));

			var v11 = new Vector2(0, 4.8f);
			var v12 = new Vector2(0, 14.8f);
			var v13 = new Vector2(-9.75f, 14.75f);
			var v14 = new Vector2(9.75f, 14.75f);
			Assert.IsTrue(AIPlayer.Intersect(v11, v12, v13, v14, out _));
		}

		private void Start() {
			//var ball = Instantiate(ballPrefab, Vector2.zero, Quaternion.identity).GetComponent<Ball>();
			var ball = FindObjectOfType(typeof(Ball)).GetComponent<Ball>();
			Balls.Add(ball);
			ball.Radius = 0.5f;

			var p1Obj = Instantiate(playerPrefab);
			var p2Obj = Instantiate(playerPrefab);
			var p1 = p1Obj.AddComponent<AIPlayer>();
			var p2 = p2Obj.AddComponent<AIPlayer>();
			p1.Side = Player.ESide.Top;
			p2.Side = Player.ESide.Bottom;
			p1.Difficulty = AIPlayer.EDifficulty.VeryHard;
			p2.Difficulty = AIPlayer.EDifficulty.VeryHard;
			// p2.isThisClient = true;

			Tests();
		}

	}
}