//
// Created by bruno on 6.9.2025.
//

#include "turret.h"
#include "tile.h"
#include "../util/audio.h"
#include "../entity/entity.h"

const uint16_t AmmoDamages[ITEMREGISTRY_SIZE] = {
        [IRON_INGOT] = 1
};

void updateTurret(Tile *tile) {
    ItemOnBelt *inItem = &tile->items[TURRET_AMMO_INPUT_SLOT];
    Item inItemType = ItemRegistry[inItem->type];

    uint16_t damage = AmmoDamages[inItem->type];

    if (damage > 0) {
        bool foundEnt = false;

        for (int i = 0; i < entities.activeCount; i++) {
            Entity *ent = &entities.entities[i];
            int dx = abs(ent->renderRect.x - (tile->rect.x * TILE_SIZE));
            int dy = abs(ent->renderRect.y - (tile->rect.y * TILE_SIZE));
            int d = sqrt(pow(dx, 2) + pow(dy, 2));
            if (d <= (TILE_SIZE * 8)) {
                ent->health -= damage;
                inItem->type = 0;
                tile->audioCh = getAvailableChannel();
                if (tile->audioCh < NUM_SYNTH_VOICES) {
                    audioData.synthVoices[tile->audioCh].volume = 255;
                    audioData.synthVoices[tile->audioCh].phase = 0;
                    audioData.synthVoices[tile->audioCh].sourceRect.x = TILE_SIZE * tile->rect.x;
                    audioData.synthVoices[tile->audioCh].sourceRect.y = TILE_SIZE * tile->rect.y;
                    audioData.synthVoices[tile->audioCh].waveform = WAVE_TRIANGLE;
                    audioData.synthVoices[tile->audioCh].frequency = 400;
                }
                tile->fixedFrame = 0;
                foundEnt = true;
                break;
            }
        }
        if (!foundEnt) {
            audioData.synthVoices[tile->audioCh].volume = 0;
            tile->fixedFrame = 1;
        }


    } else {
        if (tile->audioCh < NUM_SYNTH_VOICES) {
            audioData.synthVoices[tile->audioCh].volume = 0;
        }
        tile->fixedFrame = 1;
        return;
    }
    if (audioData.synthVoices[tile->audioCh].frequency > 80) {
        audioData.synthVoices[tile->audioCh].frequency--;
    }
}