#include <stdio.h>
#include <string.h>
#include "esp_heap_caps.h"
#include "esp_log.h"
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"

#define CONFIG_LOG_MAXIMUM_LEVEL 5
const static char *TAG = "Memory";

void app_main()
{
  esp_log_level_set(TAG, ESP_LOG_VERBOSE);

  int total_ram = heap_caps_get_free_size(MALLOC_CAP_8BIT);
  int IRam = heap_caps_get_free_size(MALLOC_CAP_32BIT) - heap_caps_get_free_size(MALLOC_CAP_8BIT);
  int stack = uxTaskGetStackHighWaterMark(NULL);
  int internal_memory = heap_caps_get_free_size(MALLOC_CAP_INTERNAL);
  int external_memory = heap_caps_get_free_size(MALLOC_CAP_SPIRAM);
  int free = heap_caps_get_largest_free_block(MALLOC_CAP_8BIT);

  ESP_LOGW(TAG, "Free heap size:        %lu KiB", esp_get_free_heap_size() / 1024);
  ESP_LOGW(TAG, "Free heap size (caps): %d KiB", total_ram / 1024);
  ESP_LOGW(TAG, "iram:                  %d KiB", IRam / 1024);
  ESP_LOGW(TAG, "stack:                 %d KiB", stack / 1024);
  ESP_LOGW(TAG, "internal:              %d KiB", internal_memory / 1024);
  ESP_LOGW(TAG, "external:              %d KiB", external_memory / 1024);
  ESP_LOGW(TAG, "free:                  %d KiB", free / 1024);

  int stackmem = uxTaskGetStackHighWaterMark(NULL);
  ESP_LOGW(TAG, "stack space:           %d", stackmem);

  void *memoryPointer = malloc(free);
  if (memoryPointer == NULL)
  {
    ESP_LOGW(TAG, "Failed to allocate memory");
  }
  else
  {
    ESP_LOGW(TAG, "Allocated memory");
  }
}