package me.unurled.sacredrealms.sr.utils;

import static me.unurled.sacredrealms.sr.utils.component.Component.comp;

import java.util.List;
import java.util.Random;
import me.unurled.sacredrealms.sr.Manager;
import me.unurled.sacredrealms.sr.SR;
import me.unurled.sacredrealms.sr.components.attributes.Attribute;
import me.unurled.sacredrealms.sr.components.player.PlayerManager;
import me.unurled.sacredrealms.sr.components.player.SRPlayer;
import org.bukkit.attribute.AttributeInstance;
import org.bukkit.entity.Display;
import org.bukkit.entity.Entity;
import org.bukkit.entity.Player;
import org.bukkit.entity.TextDisplay;
import org.bukkit.potion.PotionEffect;
import org.bukkit.scheduler.BukkitRunnable;
import org.bukkit.util.Vector;
import org.jetbrains.annotations.NotNull;

public class SRPlayerUtils {

  private static final Random RANDOM = new Random();

  private SRPlayerUtils() {}

  public static void syncPlayerToSR(@NotNull Player p, @NotNull SRPlayer sr) {
    sr.setInventory(p.getInventory());
    sr.setPotionEffects((List<PotionEffect>) p.getActivePotionEffects());
  }

  public static void syncSRToPlayer(@NotNull SRPlayer sr, @NotNull Player p) {
    p.getInventory().setContents(sr.getInventory().getContents());

    // agility (speed)
    // default is 100 so 0.2
    double items = sr.getTotalItemAttribute(Attribute.AGILITY);
    double speed = sr.getAttribute(Attribute.AGILITY);
    float value = (float) ((speed + items) / 500.0f);
    value = Math.min(value, 1.0f);
    value = Math.max(value, 0f);
    AttributeInstance attribute1 = p.getAttribute(org.bukkit.attribute.Attribute.MOVEMENT_SPEED);
    if (attribute1 != null) attribute1.setBaseValue(value);
    AttributeInstance attribute2 = p.getAttribute(org.bukkit.attribute.Attribute.FLYING_SPEED);
    if (attribute2 != null) attribute2.setBaseValue(value);
    p.setFlySpeed(value);
    p.setWalkSpeed(value);

    for (PotionEffect pe : sr.getPotionEffects()) {
      p.addPotionEffect(pe);
    }

    // health
    // default is 100 so 20
    double health =
        (sr.getAttribute(Attribute.HEALTH) + sr.getTotalItemAttribute(Attribute.HEALTH)) / 5;
    AttributeInstance attribute = p.getAttribute(org.bukkit.attribute.Attribute.MAX_HEALTH);
    if (attribute != null) attribute.setBaseValue(health);
    p.sendHealthUpdate();
    p.updateInventory();
  }

  public static void updateActionBar(@NotNull Player p) {
    PlayerManager pm = Manager.getInstance(PlayerManager.class);
    if (pm == null) return;
    SRPlayer sr = pm.getPlayer(p.getUniqueId());
    if (sr == null) return;
    int maxHealth = (int) sr.getAttribute(Attribute.HEALTH);
    int health = (int) sr.getHealth();
    int mana = (int) sr.getAttribute(Attribute.MANA);

    net.kyori.adventure.text.Component text =
        comp("<red>❤ " + health + "/" + maxHealth + " <blue>❈ " + mana);
    p.sendActionBar(text);
  }

  /**
   * <a
   * href="https://github.com/DragonL0508/D-Damage-Indicators/blob/master/src/main/java/me/dragonl/damageIndicators/GlobalListener.java">author</a>
   */
  public static @NotNull TextDisplay spawnIndicator(
      @NotNull Entity eventEntity, boolean isHeal, double number) {
    // vector operation
    Vector location = eventEntity.getLocation().toVector();
    Vector facingVector = eventEntity.getFacing().getDirection();
    Vector spawnVector = location.add(facingVector.multiply(0.75));

    // summon entity

    double randomX = RANDOM.nextDouble() * 0.5 - 0.25;
    double randomZ = RANDOM.nextDouble() * 0.5 - 0.25;
    spawnVector.add(new Vector(randomX, 0, randomZ));

    TextDisplay indicators =
        eventEntity
            .getWorld()
            .spawn(
                spawnVector.toLocation(eventEntity.getWorld()).add(0.0, 0.5, 0.0),
                TextDisplay.class);
    String prefix = "<red>-";
    if (isHeal) prefix = "<green>+";

    indicators.text(comp(prefix + number));
    indicators.setBillboard(Display.Billboard.CENTER);
    indicators.setShadowed(true);
    indicators.setTeleportDuration(2);
    indicatorAnimation(indicators);

    return indicators;
  }

  /**
   * <a
   * href="https://github.com/DragonL0508/D-Damage-Indicators/blob/master/src/main/java/me/dragonl/damageIndicators/GlobalListener.java">author</a>
   */
  private static void indicatorAnimation(TextDisplay indicator) {
    new BukkitRunnable() {
      int height = 0;

      @Override
      public void run() {
        indicator.teleport(indicator.getLocation().add(0, 0.1, 0));
        if (height == 15) {
          indicator.remove();
          this.cancel();
        }
        height++;
      }
    }.runTaskTimer(SR.plugin(), 0, 1);
  }
}