//
// Created by bruno on 31.5.2025.
//

#include "furnace.h"
#include "tile.h"
#include "../util/audio.h"

const ItemType FurnaceRecipes[ITEMREGISTRY_SIZE] = {
        [IRON_ORE] = IRON_INGOT,
        [SILVER_ORE] = SILVER_INGOT,
        [GOLD_ORE] = GOLD_INGOT,
        [PLATINUM_ORE] = PLATINUM_INGOT
};


void updateFurnace(Tile *tile) {
    ItemOnBelt *inItem = &tile->items[FURNACE_INPUT_SLOT];
    ItemOnBelt *outItem = &tile->items[FURNACE_OUTPUT_SLOT];
    Item inItemType = ItemRegistry[inItem->type];

    ItemType targetOutItemType = FurnaceRecipes[inItem->type];

    Item targetOutItem = ItemRegistry[targetOutItemType];

    if (targetOutItemType != TYPE_AIR) {
        if (tile->miscVal == 0) {
            if (outItem->type != TYPE_AIR) {
                if (tile->audioCh < NUM_SYNTH_VOICES) {
                    audioData.synthVoices[tile->audioCh].volume = 0;
                }
                tile->fixedFrame = 1;
                return;
            }
            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_SINE;
                audioData.synthVoices[tile->audioCh].frequency = 200;
            }
            tile->fixedFrame = 0;
        }
        ++audioData.synthVoices[tile->audioCh].frequency;
        if (audioData.synthVoices[tile->audioCh].volume < 255) {
            audioData.synthVoices[tile->audioCh].volume++;
        }
        if (outItem->type == 0 && ++tile->miscVal >= targetOutItem.miscVal) {
            if (tile->audioCh < NUM_SYNTH_VOICES) {
                audioData.synthVoices[tile->audioCh].volume = 0;
            }
            tile->fixedFrame = 1;
            tile->miscVal = 0;
            inItem->type = 0;
            outItem->type = targetOutItemType;
            outItem->offset = -0.5f;
        }
    } else {
        tile->fixedFrame = 1;
    }
}