package me.sashegdev.blackknife;

import org.bukkit.Color;
import org.bukkit.Location;
import org.bukkit.Particle;
import org.bukkit.Sound;
import org.bukkit.entity.LivingEntity;
import org.bukkit.entity.Marker;
import org.bukkit.entity.Player;
import org.bukkit.persistence.PersistentDataType;
import org.bukkit.scheduler.BukkitRunnable;
import org.bukkit.util.Vector;

public class SwordAttack {
    public static boolean tryUse(Player p, TensionManager tension) {
        if (tension.getTP(p) < 12.5f) { p.sendActionBar(net.kyori.adventure.text.Component.text("Need 5% TP").color(net.kyori.adventure.text.format.NamedTextColor.RED)); return false; }
        tension.setTP(p, tension.getTP(p) - 12.5f);
        launch(p, tension, p.getEyeLocation().getDirection().normalize(), 2.0);
        return true;
    }

    public static void launch(Player p, TensionManager tension, Vector dir, double speed) {
        dir = dir.clone().normalize();
        Location spawn = p.getLocation().add(0, 2.2, 0).add(dir.clone().multiply(1));
        Marker marker = p.getWorld().spawn(spawn, Marker.class, m -> m.setPersistent(false));
        EntityTracker.mark(marker);
        p.getWorld().playSound(spawn, Sound.ENTITY_PLAYER_ATTACK_SWEEP, 1f, 1.2f);
        BlackKnifePlugin plugin = BlackKnifePlugin.getPlugin(BlackKnifePlugin.class);
        Vector initVel = dir.clone().multiply(speed);
        new BukkitRunnable() {
            Vector vel = initVel.clone();
            int homingTicks = 30;
            @Override public void run() {
            if (!marker.isValid() || marker.isDead()) { cancel(); return; }
            if (homingTicks > 0) {
                Vector gaze = p.getEyeLocation().getDirection().normalize().multiply(speed);
                vel = vel.multiply(0.82).add(gaze.multiply(0.18)).normalize().multiply(speed);
                homingTicks--;
            }
            Location cur = marker.getLocation();
            Location nl = cur.clone().add(vel);
            Vector step = nl.clone().subtract(cur).toVector();
            double len = step.length();
            int steps = Math.max(1, (int) Math.ceil(len / 0.5));
            for (int s = 0; s <= steps; s++) {
                Location check = cur.clone().add(step.clone().multiply((double) s / steps));
                if (check.getBlock().isSolid()) {
                    Location expl = cur.clone().add(step.clone().multiply(Math.max(0, (double) (s - 1) / steps)));
                    marker.teleport(expl);
                    for (int k = 0; k < 12; k++) {
                        double a = (double) k / 12 * Math.PI * 2;
                        for (int h = -1; h <= 1; h++) {
                            Location sphere = expl.clone().add(Math.cos(a) * 0.5, h * 0.25, Math.sin(a) * 0.5);
                            sphere.getWorld().spawnParticle(Particle.SMOKE, sphere, 1, 0.02, 0.02, 0.02, 0);
                            sphere.getWorld().spawnParticle(Particle.DUST, sphere, 1, 0, 0, 0, 0, new Particle.DustOptions(Color.fromRGB(30, 30, 30), 0.9f));
                        }
                    }
                    expl.getWorld().spawnParticle(Particle.CRIT, expl, 6, 0.2, 0.2, 0.2, 0.05);
                    expl.getWorld().playSound(expl, Sound.BLOCK_STONE_BREAK, 1f, 0.8f);
                    EntityTracker.untrack(marker);
                    marker.remove();
                    cancel();
                    return;
                }
            }
            int points = Math.max(1, (int) (len * 4));
            for (int i = 0; i <= points; i++) {
                Location pp = cur.clone().add(step.clone().multiply((double) i / points));
                pp.getWorld().spawnParticle(Particle.DUST, pp, 1, 0, 0, 0, 0, new Particle.DustOptions(Color.fromRGB(0, 0, 0), 1.5f));
            }
            marker.teleport(nl);
            for (var ent : nl.getWorld().getNearbyEntities(nl, 0.7, 0.7, 0.7, e -> e instanceof LivingEntity && e != p)) {
                LivingEntity le = (LivingEntity) ent;
                DamageUtil.apply(p, le, 15.0);
                Location hit = le.getLocation().add(0, 1, 0);
                Particles.ring(hit.getWorld(), hit, 0.5, Particles.dust(40, 40, 40, 0.9f), 12, 3);
                hit.getWorld().playSound(hit, Sound.ENTITY_PLAYER_ATTACK_CRIT, 1f, 0.9f);
                le.addPotionEffect(new org.bukkit.potion.PotionEffect(org.bukkit.potion.PotionEffectType.SLOWNESS, 40, 1, false, false, true));
                le.addPotionEffect(new org.bukkit.potion.PotionEffect(org.bukkit.potion.PotionEffectType.WEAKNESS, 30, 0, false, false, true));
                EntityTracker.untrack(marker);
                marker.remove();
                cancel();
                return;
            }
            for (Player pl : nl.getWorld().getNearbyPlayers(nl, 0.9)) {
                if (pl == p) continue;
                double d = pl.getLocation().add(0, 1, 0).distanceSquared(nl);
                if (d > 0.25 && d < 0.81) {
                    BlackKnifePlugin.getPlugin(BlackKnifePlugin.class).getTension().tryGiveDodge(pl);
                    pl.getWorld().spawnParticle(Particle.DUST, pl.getLocation().add(0, 0.25, 0), 25, 0.5, 0.05, 0.5, 0, new Particle.DustOptions(Color.fromRGB(255, 255, 255), 0.15f));
                }
            }
            EntityTracker.untrack(marker);
            if (nl.distanceSquared(p.getEyeLocation()) > 14400) { marker.remove(); cancel(); return; }
            EntityTracker.untrack(marker);
            if (marker.getTicksLived() > 80) { marker.remove(); cancel(); }
            }
        }.runTaskTimer(plugin, 1L, 1L);
    }
}