#include "serial_commands.h"

void serial_commands()
{
    if (Serial.available() > 0)
    {
        // Get the camera model reference.
        CameraModel *model = CameraModel::getInstance();

        char input = Serial.read();
        sensor_t *cam = esp_camera_sensor_get();

        switch (input)
        {
        case '>': // Toggle dithering.
            model->setIsDitheringDisabled(
                !model->getIsDitheringDisabled());
            break;
        case '<': // Toggle invert.
            model->setIsInverted(
                !model->getIsInverted());
            break;
        case 'b': // Remove brightness.
            cam->set_contrast(cam, cam->status.brightness - 1);
            break;
        case 'B': // Add brightness.
            cam->set_contrast(cam, cam->status.brightness + 1);
            break;
        case 'c': // Remove contrast.
            cam->set_contrast(cam, cam->status.contrast - 1);
            break;
        case 'C': // Add contrast.
            cam->set_contrast(cam, cam->status.contrast + 1);
            break;
        case 'f': // Turn the flash off.
            pinMode(FLASH_GPIO_NUM, OUTPUT);
            digitalWrite(FLASH_GPIO_NUM, LOW);
            model->setIsFlashEnabled(false);
            break;
        case 'F': // Turn the flash on.
            pinMode(FLASH_GPIO_NUM, OUTPUT);
            digitalWrite(FLASH_GPIO_NUM, HIGH);
            model->setIsFlashEnabled(true);
            break;
        case 'P': // Save image to the onboard SD card.
            // @todo - Future feature.
            // save_picture();
            break;
        case 'M': // Toggle Mirror.
            cam->set_hmirror(cam, !cam->status.hmirror);
            break;
        case 's': // Stop stream.
            model->setIsStreamEnabled(false);
            break;
        case 'S': // Start stream.
            model->setIsStreamEnabled(true);
            break;
        case '0': // Use Floyd Steinberg dithering.
            model->setDitherAlgorithm(FLOYD_STEINBERG);
            break;
        case '1': // Use Jarvis Judice dithering.
            model->setDitherAlgorithm(JARVIS_JUDICE_NINKE);
            break;
        case '2': // Use Stucki dithering.
            model->setDitherAlgorithm(STUCKI);
            break;
        default:
            // Do nothing.
            break;
        }
    }
}