package engine.mobileAI.BehaviourFiles;

import engine.InterestManagement.WorldGrid;
import engine.gameManager.PowersManager;
import engine.mobileAI.enumMobState;
import engine.mobileAI.utilities.CombatUtilities;
import engine.mobileAI.utilities.MovementUtilities;
import engine.objects.*;
import engine.powers.PowersBase;
import engine.server.MBServerStatics;

import java.util.Map;

public class StandardMob {
    public static void process(Mob mob){
        switch(enumMobState.getState(mob)){
            case idle:
                return;
            case dead:
                respawn(mob);
                return;
            case patrolling:
                if(mob.combatTarget == null)
                    aggro(mob);
                if(mob.combatTarget == null)
                    patrol(mob);
                return;
            case attacking:
                attack(mob);
                return;
        }
    }

    public static void respawn(Mob mob){
        if (mob.deathTime == 0) {
            mob.setDeathTime(System.currentTimeMillis());
            return;
        }

        if (!mob.despawned) {

            if (mob.getCharItemManager() != null && mob.getCharItemManager().getInventoryCount() > 0) {
                if (System.currentTimeMillis() > mob.deathTime + MBServerStatics.DESPAWN_TIMER_WITH_LOOT) {
                    mob.despawn();
                    mob.deathTime = System.currentTimeMillis();
                    return;
                }
                //No items in inventory.
            } else if (mob.isHasLoot()) {
                if (System.currentTimeMillis() > mob.deathTime + MBServerStatics.DESPAWN_TIMER_ONCE_LOOTED) {
                    mob.despawn();
                    mob.deathTime = System.currentTimeMillis();
                    return;
                }
                //Mob never had Loot.
            } else {
                if (System.currentTimeMillis() > mob.deathTime + MBServerStatics.DESPAWN_TIMER) {
                    mob.despawn();
                    mob.deathTime = System.currentTimeMillis();
                    return;
                }
            }
        }

        if(Mob.discDroppers.contains(mob))
            return;

        if (System.currentTimeMillis() > (mob.deathTime + (mob.spawnTime * 1000L))) {
            if (!Zone.respawnQue.contains(mob)) {
                Zone.respawnQue.add(mob);
            }
        }
    }

    public static void aggro(Mob mob){
        if(enumMobState.Agressive(mob)){
            for(int id : mob.playerAgroMap.keySet()){
                PlayerCharacter potentialTarget = PlayerCharacter.getFromCache(id);
                if(!potentialTarget.isAlive() || mob.canSee(potentialTarget))
                    continue;
                if (MovementUtilities.inRangeToAggro(mob, potentialTarget)) {
                    mob.setCombatTarget(potentialTarget);
                    return;
                }
            }
            for(AbstractWorldObject awo : WorldGrid.getObjectsInRangePartial(mob.loc,60, MBServerStatics.MASK_PET)){
                Mob potentialTarget = (Mob)awo;
                if(!potentialTarget.isAlive())
                    continue;
                if (MovementUtilities.inRangeToAggro(mob, potentialTarget)) {
                    mob.setCombatTarget(potentialTarget);
                    return;
                }
            }
        }
    }

    public static void patrol(Mob mob){
        if (!MovementUtilities.canMove(mob))
            return;

        if (mob.stopPatrolTime + 5000L > System.currentTimeMillis())
            return;

        if(mob.isMoving())
            return;

        if (mob.lastPatrolPointIndex > mob.patrolPoints.size() - 1)
            mob.lastPatrolPointIndex = 0;

        mob.destination = mob.patrolPoints.get(mob.lastPatrolPointIndex);
        mob.lastPatrolPointIndex += 1;
        MovementUtilities.aiMove(mob, mob.destination, true);
    }

    public static void attack(Mob mob){
        if (!MovementUtilities.inRangeOfBindLocation(mob)) {

            PowersBase recall = PowersManager.getPowerByToken(-1994153779);
            PowersManager.useMobPower(mob, mob, recall, 40);
            mob.setCombatTarget(null);

            for (Map.Entry playerEntry : mob.playerAgroMap.entrySet())
                PlayerCharacter.getFromCache((int) playerEntry.getKey()).setHateValue(0);
            mob.setCombatTarget(null);
            return;
        }

        if (mob.combatTarget == null || !mob.combatTarget.isAlive()) {
            mob.setCombatTarget(null);
            return;
        }

        if(MovementUtilities.inRangeDropAggro(mob, (PlayerCharacter) mob.getCombatTarget())){
            mob.setCombatTarget(null);
            MovementUtilities.aiMove(mob,mob.bindLoc,true);
            return;
        }

        if(!CombatUtilities.inRangeToAttack(mob,mob.combatTarget)){
            if (!MovementUtilities.canMove(mob))
                return;
            MovementUtilities.aiMove(mob,mob.combatTarget.loc,false);
            return;
        }

        mob.stopMovement(mob.getMovementLoc());

        ItemBase weapon = mob.getWeaponItemBase(true);
        boolean mainHand = true;
        if(weapon == null) {
            weapon = mob.getWeaponItemBase(false);
            mainHand = false;
        }

        if (System.currentTimeMillis() > mob.getNextAttackTime()) {
            CombatUtilities.combatCycle(mob, mob.combatTarget, mainHand, weapon);
            mob.setNextAttackTime(System.currentTimeMillis() + 3000L);
        }
    }
}