/*
 * Copyright (c) 2024 PM
 * SPDX-License-Identifier: Apache-2.0
 */

#include <string.h>

#include <app_version.h>
#include <zephyr/kernel.h>

#include <lvgl.h>
#include <lvgl_input_device.h>

#include <zephyr/drivers/display.h>
#include <zephyr/input/input.h>
#include <zephyr/random/random.h>

#include <zephyr/logging/log.h>

LOG_MODULE_REGISTER(main, CONFIG_APP_LOG_LEVEL);

int main(void)
{
    int ret;
    printk("IRCAM %s\n", APP_VERSION_STRING);

    char count_str[11] = {0};
    const struct device *display_dev;

    display_dev = DEVICE_DT_GET(DT_CHOSEN(zephyr_display));
    if (!device_is_ready(display_dev))
    {
        printf("Device %s not ready\n", display_dev->name);
        return 0;
    }

    if (display_set_pixel_format(display_dev, PIXEL_FORMAT_RGB_888) != 0)
    {
        printk("display pixel 888 not ok\n");
        printf("Failed to set required pixel format");
        return 0;
    }

    printf("Initialized %s\n", display_dev->name);
    static lv_color_t cbuf[32 * 24];

    lv_obj_t *ir_image = lv_canvas_create(lv_scr_act());
    lv_canvas_set_buffer(ir_image, cbuf, 32, 24, LV_IMG_CF_TRUE_COLOR);

    lv_canvas_fill_bg(ir_image, lv_color_make(0x40,0x40,0x40), LV_OPA_COVER);

    lv_obj_set_size(ir_image, 32, 24);
    lv_obj_align(ir_image, LV_ALIGN_TOP_LEFT, 4, 4);
    lv_img_set_pivot(ir_image, 0, 0);
    lv_img_set_zoom(ir_image, 256 * 8);
    lv_img_set_antialias(ir_image, false);

    lv_timer_handler();
    display_blanking_off(display_dev);

    lv_color32_t color;
    while (1)
    {
        for (int y = 0; y < 24; y++)
        {
            for (int x = 0; x < 32; x++)
            {
                color.ch.red = (color.ch.red + 11) % 255;
                color.ch.green = (color.ch.green + 17) % 255;
                color.ch.blue = (color.ch.blue + 13) % 255;
                lv_canvas_set_px_color(ir_image, x, y, color);
            }
        }

        int delay = lv_timer_handler_run_in_period(100);
        k_msleep(delay);
    }

    return 0;
}