444 lines
14 KiB
C#
444 lines
14 KiB
C#
using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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using System;
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public class AI_BotController : MonoBehaviour
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{
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public bool isAIActive = true;
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public BotState botState = BotState.Patrol;
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public Vector2 leftInput, rightInput;
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public float agressiveTime = 5f;
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public float attackTime = 2f;
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public float updateBehaviourIn = 1f;
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public float neutralCapDistance = 6f;
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public float detectDistance = 4f;
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public float bonusDetectDistance = 4f;
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public float attackPlayerDistance = 4f;
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public Action OnTouchDown, OnTouchUp;
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public Action OnCurrentPathFinished, OnAttack;
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public PlayerState _currentEnemy;
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public TileInfo _currentTargetTile;
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private List<TileInfo> _currentFollowingPath = new List<TileInfo>();
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private PlayerState _playerState;
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private AttackEnergyController _attackEnergyController;
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private ActionTriggerSystem _actionTriggerSystem;
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private PlayerBonusController _playerBonuses;
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private BonusSpawner _bonusController;
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//private PlayerActionManager _actionManager;
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//private Attack _attack;
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private Vector3 _startBotPoint;
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private bool isAttackedOnce = false;
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private int _maxTriesToCalculatePath = 15;
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private int _triesToCalculatePath = 15;
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private void Awake()
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{
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_playerState = GetComponent<PlayerState>();
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_attackEnergyController = GetComponent<AttackEnergyController>();
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_actionTriggerSystem = GetComponent<ActionTriggerSystem>();
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_playerBonuses = GetComponent<PlayerBonusController>();
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_bonusController = FindObjectOfType<BonusSpawner>();
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if (isAIActive)
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{
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_playerState.OnInitializied += ActivateAI;
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_playerState.OnCharStateChanged += ChangeBotBehaviour;
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}
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OnCurrentPathFinished += StartPatrolBehaviour;
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}
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private void Start()
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{
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//ActivateAI();
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/* TileInfo currentTile = _playerState.currentTile;
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_startBotPoint = currentTile.tilePosition;
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TileInfo targetPathTile = TileManagment.GetClosestOtherTile(currentTile, _playerState.ownerIndex, _startBotPoint);
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Debug.Log("current tile "+ currentTile);
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Debug.Log("target tile "+ targetPathTile);
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Debug.Log("Calculate path");
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_currentFollowingPath = Pathfinding.FindPath(currentTile, targetPathTile, TileManagment.levelTiles, TileManagment.tileOffset);*/
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}
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private void ChangeBotBehaviour(CharacterState newState)
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{
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switch (newState)
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{
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/*case CharacterState.Attack:
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break;
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case CharacterState.Capture:
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break;*/
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case CharacterState.Move:
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leftInput = Vector2.zero;
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return;
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/*case CharacterState.Idle:
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return;
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case CharacterState.Build:
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break;
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default:
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return;*/
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}
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}
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private void ActivateAI()
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{
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//Debug.Log("Activate AI bot");
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SetInitialBotParams();
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StartPatrolBehaviour();
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StartCoroutine(CheckBotState(updateBehaviourIn));
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}
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private void StartPatrolBehaviour() //looking for available tiles, calculating path and set patrol state
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{
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//calculate path
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TileInfo currentTile = _playerState.currentTile;
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TileInfo targetPathTile = TileManagment.GetClosestOtherTile(currentTile, _playerState.ownerIndex, _startBotPoint);
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_triesToCalculatePath++;
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//Debug.Log(targetPathTile);
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if (!RecalculatePath(currentTile, targetPathTile) && _triesToCalculatePath < _maxTriesToCalculatePath)
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{
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StartPatrolBehaviour();
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return;
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}
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else
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{
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targetPathTile = TileManagment.GetRandomOtherTile(_playerState.ownerIndex);
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RecalculatePath(currentTile, targetPathTile);
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}
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if (_currentFollowingPath.Count > 0)
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{
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botState = BotState.Patrol;
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_triesToCalculatePath = 0;
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}
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}
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private void SetInitialBotParams()
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{
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_currentEnemy = null;
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_startBotPoint = _playerState.currentTile.tilePosition;
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//botState = BotState.Patrol;
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}
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private IEnumerator CheckBotState(float updateTime)
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{
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yield return new WaitForSeconds(UnityEngine.Random.Range(0.5f, 1f));
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while (true)
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{
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CheckBotState();
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yield return new WaitForSeconds(updateTime);
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}
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}
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private void CheckBotState()
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{
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Debug.Log("CheckState");
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BotState newBotState;
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if (IsBonusDetected())
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{
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newBotState = BotState.CollectingBonus;
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Debug.Log("CollectBonus");
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}
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else if(IsEnemyEnabledForAttack())
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{
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newBotState = BotState.Attack;
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}
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else if (IsEnemyCloseOrRude())
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{
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newBotState = BotState.Agressive;
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}
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else
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{
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newBotState = BotState.Patrol;
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}
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SetNewBotState(newBotState);
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SetBehaviour(newBotState);
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}
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private bool IsBonusDetected()
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{
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//Debug.Log("Detect bonus");
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if (botState == BotState.CollectingBonus)
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{
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return false;
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}
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foreach (var bonusObj in _bonusController.activeBonuses)
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{
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if (!_playerBonuses.CanTakeBonus(bonusObj.bonus.bonusType) || bonusObj ==null)
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{
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//Debug.Log("Can`t take or bonus doesn`t exists");
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continue;
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}
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if (Vector3.Distance(bonusObj.transform.position, _playerState.currentTile.tilePosition) < bonusDetectDistance)
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{
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//Debug.Log("All good");
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_currentTargetTile = TileManagment.GetTile(bonusObj.transform.position);
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return true;
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}
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}
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return false;
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}
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private bool SetNewBotState(BotState newState)
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{
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if (botState != newState)
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{
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botState = newState;
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return true;
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}
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else
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{
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return false;
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}
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}
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private bool IsEnemyEnabledForAttack()
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{
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if (isAttackedOnce)
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return false;
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if (botState != BotState.Attack && _attackEnergyController.IsReady())
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{
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foreach (PlayerState enemy in _playerState.enemies)
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{
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if (!enemy.gameObject.activeSelf)
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{
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continue;
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}
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foreach (var dir in TileManagment.basicDirections)
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{
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for (int i = 1; i <= attackPlayerDistance; i++)
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{
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TileInfo checkTile = TileManagment.GetTile(_playerState.currentTile.tilePosition, dir, i);
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if (enemy.currentTile == checkTile)
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{
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_currentEnemy = enemy;
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return true;
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}
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}
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}
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}
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}
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return false;
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}
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/*private bool IsEnemyEnabledForAttack()
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{
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if (isAttackedOnce)
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return false;
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if (botState != BotState.Attack && _attackEnergyController.IsReady())
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{
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foreach (PlayerState enemy in _playerState.enemies)
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{
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if (!enemy.gameObject.activeSelf)
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{
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continue;
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}
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if (Vector3.Distance(enemy.currentTile.tilePosition, _playerState.currentTile.tilePosition) <= TileManagment.tileOffset * 1.1f)
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{
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_currentEnemy = enemy;
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return true;
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}
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}
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}
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return false;
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}*/
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private bool IsEnemyCloseOrRude()
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{
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if (isAttackedOnce)
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return false;
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if (botState == BotState.Patrol && _attackEnergyController.IsReady())
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{
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foreach (PlayerState enemy in _playerState.enemies)
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{
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if (!enemy.gameObject.activeSelf)
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{
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continue;
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}
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if (TileManagment.charTiles[(int)_playerState.ownerIndex].Contains(enemy.currentTile)) //if enemy standing on our tiles
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{
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_currentEnemy = enemy;
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return true;
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}
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float distanceToEnemy = Vector3.Distance(enemy.currentTile.tilePosition, _playerState.currentTile.tilePosition);
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if (distanceToEnemy < detectDistance) //if enemy is close enough to us we starting to chase him fo some time
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{
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_currentEnemy = enemy;
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StartCoroutine(CalmDown(agressiveTime));
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return true;
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}
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}
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}
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return false;
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}
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private void SetBehaviour(BotState state)
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{
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switch (state)
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{
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case BotState.Patrol:
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MoveAlongPath();
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break;
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case BotState.Agressive:
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MoveToEnemy(_currentEnemy);
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break;
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case BotState.Attack:
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AttackEnemy(_currentEnemy);
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break;
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case BotState.CollectingBonus:
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MoveToBonus(_currentTargetTile);
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break;
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}
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}
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private void Move(TileInfo tile)
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{
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if (_currentFollowingPath.Count > 0 && tile!=null)
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{
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Vector3 dir3 = tile.tilePosition - _playerState.currentTile.tilePosition;
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Vector2 dir2 = new Vector2(dir3.x, dir3.z);
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leftInput = dir2.normalized;
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}
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}
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private void MoveToBonus(TileInfo currentTarget)
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{
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bool isPathExists = RecalculatePath(_playerState.currentTile, currentTarget);
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if (!isPathExists)
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{
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StartPatrolBehaviour();
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}
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MoveAlongPath();
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}
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private void AttackEnemy(PlayerState currentEnemy)
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{
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/*if (currentEnemy && Vector3.Distance(currentEnemy.transform.position, transform.position) < 1.1f * TileManagment.tileOffset)
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{
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//Debug.Log("startAttack");
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//isAttackedOnce = true;
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leftInput = Vector2.zero;
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_currentFollowingPath.Clear();
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_actionTriggerSystem.TriggerAction(currentEnemy.currentTile, _playerState.defaultAction);
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StartPatrolBehaviour();
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}*/
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leftInput = Vector2.zero;
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_currentFollowingPath.Clear();
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_actionTriggerSystem.TriggerAction(currentEnemy.currentTile, _playerState.defaultAction);
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StartPatrolBehaviour();
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}
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private void MoveToEnemy(PlayerState currentEnemy)
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{
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List<TileInfo> allAdjacentTilesToTarget = TileManagment.GetAllAdjacentTiles(currentEnemy.currentTile);
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TileInfo adjacentTarget = allAdjacentTilesToTarget[0];
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foreach (var tile in allAdjacentTilesToTarget)
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{
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if (tile.canMove)
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{
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adjacentTarget = tile;
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break;
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}
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}
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TileInfo currentPos = _playerState.currentTile;
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RecalculatePath(currentPos, adjacentTarget);
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if (!RecalculatePath(currentPos, adjacentTarget))
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{
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//StartPatrolBehaviour();
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return;
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}
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MoveAlongPath();
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}
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private bool RecalculatePath(TileInfo curentPos, TileInfo target)
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{
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if (_currentFollowingPath != null)
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{
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_currentFollowingPath.Clear();
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}
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_currentFollowingPath = Pathfinding.FindPath(curentPos, target, TileManagment.levelTiles, TileManagment.tileOffset);
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//Debug.Log("created path to " + target);
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if (_currentFollowingPath != null)
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{
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return true;
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}
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else
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{
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return false;
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}
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}
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private void MoveAlongPath()
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{
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//Debug.Log("try to move next point");
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if (_currentFollowingPath != null) //recalculate existing path or start anew one
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{
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if (_playerState.currentTile.tileOwnerIndex == _playerState.ownerIndex)
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{
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if (_playerState.currentTile == _currentFollowingPath[_currentFollowingPath.Count - 1])
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{
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//Debug.Log("finished path");
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OnCurrentPathFinished?.Invoke();
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return;
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}
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var currentTile = _playerState.currentTile;
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var endTile = _currentFollowingPath[_currentFollowingPath.Count - 1];
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if (!endTile.canMove)
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{
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endTile = TileManagment.GetClosestOtherTile(currentTile, _playerState.ownerIndex, _startBotPoint);
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}
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if (RecalculatePath(currentTile, endTile))
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{
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TileInfo nextPathTile = _currentFollowingPath[1];
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Move(nextPathTile);
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}
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}
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}
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else if (_playerState.currentTile.tileOwnerIndex == _playerState.ownerIndex)
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{
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//Debug.Log("finished path");
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OnCurrentPathFinished?.Invoke();
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}
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}
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private IEnumerator CalmDown(float time)
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{
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yield return new WaitForSeconds(time);
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_currentEnemy = null;
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}
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}
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public enum BotState
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{
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Patrol,
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Agressive,
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Attack,
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CollectingBonus,
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Dead
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}
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