implement new light mode (off/day/night/simulation)
missing: - fully connect it to the ui - setup duration in light settings Signed-off-by: Peter Siegmund <developer@mars3142.org>
This commit is contained in:
245
firmware/components/simulator/src/simulator.c
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245
firmware/components/simulator/src/simulator.c
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#include "simulator.h"
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#include "color.h"
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#include "led_strip_ws2812.h"
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#include "storage.h"
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#include <esp_heap_caps.h>
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#include <esp_log.h>
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#include <freertos/FreeRTOS.h>
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#include <freertos/task.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <string.h>
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static const char *TAG = "simulator";
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static char *time;
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static char *time_to_string(int hhmm)
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{
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static char buffer[20];
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snprintf(buffer, sizeof(buffer), "%02d:%02d Uhr", hhmm / 100, hhmm % 100);
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return buffer;
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}
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static TaskHandle_t simulation_task_handle = NULL;
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// The struct is extended with a 'next' pointer to form a linked list.
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typedef struct light_item_node_t
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{
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char time[5];
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uint8_t red;
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uint8_t green;
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uint8_t blue;
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struct light_item_node_t *next;
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} light_item_node_t;
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// Global pointers for the head and tail of the list.
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static light_item_node_t *head = NULL;
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static light_item_node_t *tail = NULL;
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char *get_time(void)
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{
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return time;
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}
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esp_err_t add_light_item(const char time[5], uint8_t red, uint8_t green, uint8_t blue)
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{
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// Allocate memory for a new node in PSRAM.
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light_item_node_t *new_node = (light_item_node_t *)heap_caps_malloc(sizeof(light_item_node_t), MALLOC_CAP_SPIRAM);
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if (new_node == NULL)
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{
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ESP_LOGE(TAG, "Failed to allocate memory in PSRAM for new light_item_node_t.");
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return ESP_FAIL;
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}
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// Initialize the data of the new node.
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memcpy(new_node->time, time, sizeof(new_node->time));
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new_node->red = red;
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new_node->green = green;
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new_node->blue = blue;
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new_node->next = NULL;
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// Append the new node to the end of the list.
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if (head == NULL)
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{
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// If the list is empty, the new node becomes both head and tail.
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head = new_node;
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tail = new_node;
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}
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else
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{
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// Otherwise, append the new node to the end and update tail.
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tail->next = new_node;
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tail = new_node;
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}
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return ESP_OK;
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}
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void cleanup_light_items(void)
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{
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light_item_node_t *current = head;
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light_item_node_t *next_node;
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while (current != NULL)
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{
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next_node = current->next;
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heap_caps_free(current);
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current = next_node;
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}
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head = NULL;
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tail = NULL;
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ESP_LOGI(TAG, "Cleaned up all light items.");
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}
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static void initialize_light_items(void)
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{
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if (head != NULL)
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{
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ESP_LOGI(TAG, "Light schedule already initialized.");
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return;
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}
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initialize_storage();
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load_file("/spiffs/schema_02.csv");
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if (head == NULL)
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{
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ESP_LOGW(TAG, "Light schedule is empty. Simulation will not run.");
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vTaskDelete(NULL);
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return;
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}
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}
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static light_item_node_t *find_best_light_item_for_time(int hhmm)
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{
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light_item_node_t *best_item = NULL;
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light_item_node_t *current = head;
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int best_time = -1;
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while (current != NULL)
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{
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int current_time = atoi(current->time);
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if (current_time <= hhmm && current_time > best_time)
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{
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best_time = current_time;
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best_item = current;
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}
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current = current->next;
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}
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if (best_item == NULL)
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{
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ESP_LOGW(TAG, "No suitable light item found for time up to %04d", hhmm);
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}
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else
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{
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ESP_LOGD(TAG, "Best light item for time %04d is %s", hhmm, best_item->time);
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}
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return best_item;
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}
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void start_simulate_day(void)
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{
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initialize_light_items();
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light_item_node_t *current_item = find_best_light_item_for_time(1200);
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if (current_item != NULL)
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{
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led_strip_update(LED_STATE_DAY,
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(rgb_t){.red = current_item->red, .green = current_item->green, .blue = current_item->blue});
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}
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}
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void start_simulate_night(void)
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{
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initialize_light_items();
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light_item_node_t *current_item = find_best_light_item_for_time(0);
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if (current_item != NULL)
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{
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led_strip_update(LED_STATE_NIGHT,
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(rgb_t){.red = current_item->red, .green = current_item->green, .blue = current_item->blue});
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}
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}
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void simulate_cycle(void *args)
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{
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simulation_config_t *config = (simulation_config_t *)args;
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int cycle_duration_minutes = config->cycle_duration_minutes;
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heap_caps_free(config);
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if (cycle_duration_minutes <= 0)
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{
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ESP_LOGE(TAG, "Invalid cycle duration: %d minutes. Must be positive.", cycle_duration_minutes);
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vTaskDelete(NULL);
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return;
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}
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initialize_light_items();
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const int total_minutes_in_day = 24 * 60;
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long delay_ms = (long)cycle_duration_minutes * 60 * 1000 / total_minutes_in_day;
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ESP_LOGI(TAG, "Starting simulation of a 24h cycle over %d minutes. Each simulated minute will take %ld ms.",
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cycle_duration_minutes, delay_ms);
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int current_minute_of_day = 0;
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light_item_node_t *last_item = NULL;
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while (1)
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{
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int hours = current_minute_of_day / 60;
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int minutes = current_minute_of_day % 60;
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int hhmm = hours * 100 + minutes;
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time = time_to_string(hhmm);
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light_item_node_t *current_item = find_best_light_item_for_time(hhmm);
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if (current_item != NULL && current_item != last_item)
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{
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ESP_LOGI(TAG, "Simulating time: %02d:%02d -> Closest schedule is %s. R:%d, G:%d, B:%d", hours, minutes,
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current_item->time, current_item->red, current_item->green, current_item->blue);
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led_strip_update(
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LED_STATE_SIMULATION,
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(rgb_t){.red = current_item->red, .green = current_item->green, .blue = current_item->blue});
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last_item = current_item;
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}
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vTaskDelay(pdMS_TO_TICKS(delay_ms));
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current_minute_of_day++;
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if (current_minute_of_day >= total_minutes_in_day)
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{
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current_minute_of_day = 0;
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ESP_LOGI(TAG, "Simulation cycle restarting.");
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}
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}
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}
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void start_simulation_task(void)
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{
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if (simulation_task_handle != NULL)
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{
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vTaskDelete(simulation_task_handle);
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simulation_task_handle = NULL;
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}
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simulation_config_t *config =
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(simulation_config_t *)heap_caps_malloc(sizeof(simulation_config_t), MALLOC_CAP_SPIRAM);
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if (config == NULL)
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{
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ESP_LOGE(TAG, "Failed to allocate memory for simulation config.");
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return;
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}
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config->cycle_duration_minutes = 15;
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if (xTaskCreate(simulate_cycle, "simulate_cycle", 4096, (void *)config, tskIDLE_PRIORITY + 1,
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&simulation_task_handle) != pdPASS)
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{
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ESP_LOGE(TAG, "Failed to create simulation task.");
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heap_caps_free(config);
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}
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}
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