SolarEnergy/esp32_device/main/sync_response.c

63 lines
1.5 KiB
C

#include "sync_response.h"
#include <stdlib.h>
#include <esp_log.h>
const static char *TAG = "sync_response";
sync_response *sync_response_parse(cJSON *res)
{
cJSON *relays_json = cJSON_GetObjectItem(res, "relays");
if (relays_json == NULL)
{
ESP_LOGE(TAG, "Missing relays status in sync response!");
return NULL;
}
int relays_size = cJSON_GetArraySize(relays_json);
sync_response *sync_res = calloc(1, sizeof(sync_response) + relays_size * sizeof(bool));
if (!sync_res)
{
ESP_LOGE(TAG, "Failed to allocate memory to store synchronization response!");
return NULL;
}
sync_res->len = relays_size;
for (int i = 0; i < sync_res->len; i++)
{
sync_res->relays[i] = false;
cJSON *item = cJSON_GetArrayItem(relays_json, i);
assert(item != NULL);
cJSON *enabled = cJSON_GetObjectItem(item, "enabled");
if (enabled == NULL)
{
ESP_LOGE(TAG, "At least a relay is missing the enabled field. Assuming false.");
continue;
}
if (cJSON_IsTrue(enabled))
{
sync_res->relays[i] = true;
}
}
return sync_res;
}
void sync_response_print(sync_response *res)
{
ESP_LOGI(TAG, " === sync response begin === ");
for (size_t i = 0; i < res->len; i++)
ESP_LOGI(TAG, "Relay[%d]=%s", i, res->relays[i] ? "ON" : "off");
ESP_LOGI(TAG, " === sync response end === ");
}
void sync_response_free(sync_response *res)
{
if (res != NULL)
free(res);
}