#include "driver/uart.h"
#include "esp_log.h"
#include "hal/uart_types.h"
#include "uart.h"

#define MASTER_UART UART_NUM_1
#define BUF_SIZE (256)
#define TERMAINL_RX 2
#define TERMINAL_TX 3

void uart_read_task(void *param) {
  uint8_t *data = (uint8_t *)malloc(BUF_SIZE);
  int len = 0;

  while (1) {
    len = uart_read_bytes(MASTER_UART, data, BUF_SIZE, pdMS_TO_TICKS(20));
    if (len > 0) {
      for (int i = 0; i < len; i++) {
        ESP_LOGI("UART", "UART: %c", data[i]);
      }
    }
  }
}

void init_uart() {
  uart_config_t uart_config = {// .baud_rate = 115200, // 921600, 115200
                               .baud_rate = 921600,
                               .data_bits = UART_DATA_8_BITS,
                               .parity = UART_PARITY_DISABLE,
                               .stop_bits = UART_STOP_BITS_1,
                               .flow_ctrl = UART_HW_FLOWCTRL_DISABLE};

  uart_driver_install(MASTER_UART, BUF_SIZE * 2, 0, 0, NULL, 0);
  uart_param_config(MASTER_UART, &uart_config);
  uart_set_pin(MASTER_UART, TERMINAL_TX, TERMAINL_RX, UART_PIN_NO_CHANGE,
               UART_PIN_NO_CHANGE);

  xTaskCreate(uart_read_task, "Read Uart", 4096, NULL, 1, NULL);
}