package data.scripts.weapons;

import com.fs.starfarer.api.Global;
import com.fs.starfarer.api.combat.CombatEngineAPI;
import com.fs.starfarer.api.combat.CombatEntityAPI;
import com.fs.starfarer.api.combat.DamageType;
import com.fs.starfarer.api.combat.DamagingProjectileAPI;
import com.fs.starfarer.api.combat.OnHitEffectPlugin;
import com.fs.starfarer.api.combat.ShipAPI;
import java.awt.Color;
import org.lazywizard.lazylib.MathUtils;
import org.lwjgl.util.vector.Vector2f;

public class ShardOnHitEffect implements OnHitEffectPlugin {

    // The sound the projectile makes if it deals extra damage
    private String SOUND_ID;
    // The damage types that the extra damage can deal (randomly selected)
    private static final DamageType[] TYPES = {
        DamageType.ENERGY
    };
    // How likely it is that the extra damage will be applied (1 = 100% chance)
    private float EXTRA_DAMAGE_CHANCE;
    private Color EXPLOSION_COLOR;
    private Color PARTICLE_COLOR;
    private int NUM_PARTICLES;
    private float MIN_EXTRA_DAMAGE;
    private float MAX_EXTRA_DAMAGE;

    @Override
    public void onHit(DamagingProjectileAPI projectile, CombatEntityAPI target, Vector2f point, boolean shieldHit, CombatEngineAPI engine) {
        String id = projectile.getWeapon().getId();
        switch (id) {
            case "someweapon":
                SOUND_ID = "shardsplode";
                EXTRA_DAMAGE_CHANCE = 0.18f;
                EXPLOSION_COLOR = new Color(130, 235, 217, 255);
                PARTICLE_COLOR = new Color(130, 235, 217, 255);
                NUM_PARTICLES = 14;
                MIN_EXTRA_DAMAGE = 140f;
                MAX_EXTRA_DAMAGE = 260f;
                break;
            case "someotherweapon":
                SOUND_ID = "shardsplode";
                EXTRA_DAMAGE_CHANCE = 0.18f;
                EXPLOSION_COLOR = new Color(130, 235, 217, 255);
                PARTICLE_COLOR = new Color(130, 235, 217, 255);
                NUM_PARTICLES = 14;
                MIN_EXTRA_DAMAGE = 140f;
                MAX_EXTRA_DAMAGE = 260f;
                break;
            default:
                // This shouldn't ever occur but it's here because I'm paranoid
                SOUND_ID = "shardsplode";
                EXTRA_DAMAGE_CHANCE = 0.18f;
                EXPLOSION_COLOR = new Color(130, 235, 217, 255);
                PARTICLE_COLOR = new Color(130, 235, 217, 255);
                NUM_PARTICLES = 14;
                MIN_EXTRA_DAMAGE = 140f;
                MAX_EXTRA_DAMAGE = 260f;
                break;
        }

        // Check if we hit a ship (not its shield)
        if (target instanceof ShipAPI && !shieldHit && Math.random() <= EXTRA_DAMAGE_CHANCE) {
            // Apply extra damage of a random type
            engine.applyDamage(target, point,
                    MathUtils.getRandomNumberInRange(MIN_EXTRA_DAMAGE, MAX_EXTRA_DAMAGE),
                    TYPES[(int) ((float) Math.random() * TYPES.length)], 0f, false,
                    true, projectile.getSource());

            // Spawn visual effects
            engine.spawnExplosion(point, (Vector2f) new Vector2f(target.getVelocity()).scale(.45f), EXPLOSION_COLOR, 46f, 1.5f);
            float speed = projectile.getVelocity().length();
            float facing = projectile.getFacing();
            for (int x = 0; x < NUM_PARTICLES; x++) {
                engine.addHitParticle(point, MathUtils.getPointOnCircumference(
                        null, MathUtils.getRandomNumberInRange(speed * .007f, speed * .17f),
                        MathUtils.getRandomNumberInRange(facing - 180f, facing + 180f)),
                        7f, 1f, 1.6f, PARTICLE_COLOR);
            }

            // Sound follows enemy that was hit
            Global.getSoundPlayer().playSound(SOUND_ID, 1f, 0.5f, target.getLocation(), target.getVelocity());
        }
    }
}