esp32-alarm-clock/main/esp32_alarm_clock_main.c

/*
 * SPDX-FileCopyrightText: 2022 Helmut Pozimski <helmut@pozimski.eu>
 *
 * SPDX-License-Identifier: GPL-2.0-only
 */

#include <time.h>

#include <freertos/FreeRTOS.h>
#include <freertos/event_groups.h>
#include <nvs_flash.h>
#include <esp_log.h>
#include <esp_wifi.h>

#include "wifi.h"
#include "configuration.h"
#include "ds3231.h"
#include "tm1637.h"
#include "time_sync.h"
#include "time_display.h"

void app_main(void) {
	struct tm current_time;
	
	ESP_ERROR_CHECK(nvs_flash_init());
	ESP_ERROR_CHECK(esp_netif_init());
   ESP_ERROR_CHECK(esp_event_loop_create_default());
	wifi_init();
  	wifi_start();
	ds3231_init(DS3231_SDA_PIN, DS3231_SCL_PIN);
	tm1637_init(TM1637_CLK_PIN, TM1637_DIO_PIN, true, 1);
	ds3231_read_date_time(&current_time);
	sntp_start(21600);
	if (current_time.tm_year == 0) {
		await_sntp_sync();
	}
	
	xTaskCreate(display_update_task, "display_update_task", 2048, NULL, 7, NULL);
}