using System.Net.Mime;
using FNAF_Server.Map;
using GlobalClassLib;
using PacketLib;

namespace FNAF_Server.Enemies;

public class DashEnemy : Enemy {
    public DashEnemy(int difficulty) : base(difficulty) {
        movementOpportunity = new(5000);
        SetDifficulty(difficulty);
    }
    
    public override string Name{ get; } = "Dash";
    public override int TypeId{ get; } = (int)EnemyType.DASH;
    public override bool BlocksTile{ get; set; } = false;

    private MovementOpportunity movementOpportunity;
    
    private readonly (MapTile tile, Direction p1AttackDir, Direction p2AttackDir)[] positions =[
        (MapManager.Get(7), Direction.EAST, Direction.WEST),
        (MapManager.Get(12), Direction.NORTH, Direction.NORTH),
        (MapManager.Get(17), Direction.WEST, Direction.EAST)
    ];

    private int currentPosIndex = 0;
    private Random random = new();
    
    public override void Reset() {
        int roll = random.Next(0, positions.Length - 1);
        if (roll >= currentPosIndex) roll++;
        currentPosIndex = roll;
        Location = positions[roll].tile;
        Server.SendUpdateToAll([GameEvent.ENEMY_RESET(Id, Location.Id)]);
    }

    public override void SetDifficulty(int difficulty) {
        Difficulty = difficulty;
        movementOpportunity.MovementChance = (2 * Math.Sign(difficulty) + difficulty) / 12.0;
    }

    public override void Spawn(MapTile location) {
        currentPosIndex = positions.ToList().FindIndex(p => p.tile == location);
        if (currentPosIndex == -1){
            Console.WriteLine("Dash failed to spawn on " + location.Id);
            return;
        }
        base.Spawn(location);
        
        movementOpportunity.Start();
        Server.SendUpdateToAll([GameEvent.ENEMY_SPAWN(TypeId, Id, Difficulty, Location.Id)]);
    }

    public override void Update() {
        base.Update();
        
        if (movementOpportunity.CheckAndRoll()){
            bool attackP1 = !Server.P1.state.doorStates[(int)positions[currentPosIndex].p1AttackDir];
            bool attackP2 = !Server.P2.state.doorStates[(int)positions[currentPosIndex].p2AttackDir];

            if (attackP1 != attackP2){
                if(attackP1) Attack(Server.P1);
                else if(attackP2) Attack(Server.P2);
                return;
            }
            
            Reset();
        }
    }
}