151 lines
4.0 KiB
C
151 lines
4.0 KiB
C
#include "CO2_Sense.h"
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#include <string.h>
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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include <stdio.h>
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#include "nvs_flash.h"
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#include "lwip/err.h"
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#include "lwip/sys.h"
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#include "esp_wifi.h"
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#include "esp_log.h"
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#include "esp_vfs_fat.h"
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#include "mdns.h"
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#include "APlib.h"
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#include "HTTPServe.h"
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#include "ledController.h"
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#include "scd4x_i2c.h"
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#include "sensirion_i2c_hal.h"
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#include "scd4x_data.h"
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#define LED1_PIN CONFIG_LED_1_PIN
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#define LED2_PIN CONFIG_LED_2_PIN
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#define LED3_PIN CONFIG_LED_3_PIN
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#define LED_NUMBER 3
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void app_main(void){
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init_nvs();
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nvs_handle_t nvs_handle;
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ESP_ERROR_CHECK(nvs_open("main", NVS_READWRITE, &nvs_handle));
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// init LEDs driver
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led_disp_config_t* led_configs = generate_led_conf(nvs_handle,LED_NUMBER);
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init_led_driver(led_configs, LED_NUMBER);
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// init wifi AP
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wifi_config_t wifi_config = wifi_config_generator("CO2Sense","testtest",1);
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ESP_ERROR_CHECK(esp_netif_init());
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ESP_ERROR_CHECK(esp_event_loop_create_default());
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// start avahi
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init_avahi(nvs_handle);
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wifi_init_softap(wifi_config);
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// mount http server fat partition
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const esp_vfs_fat_mount_config_t mount_config = {
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.max_files = 10,
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.format_if_mount_failed = false,
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.allocation_unit_size = CONFIG_WL_SECTOR_SIZE
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};
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esp_err_t err;
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err = esp_vfs_fat_rawflash_mount("/http", "http", &mount_config);
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if (err != ESP_OK) {
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ESP_LOGE("MAIN", "Failed to mount FATFS (%s)", esp_err_to_name(err));
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return;
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}
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// start http server
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HTTP_serve_config_t serv_config = {
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.mountpoint = "/http",
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.getUri = "/*",
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.postUri = "/*",
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.apiUri = "/api",
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};
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scd4x_data_t sensor_data = {
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.co2 = 0,
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.temperature = 0,
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.humidity = 0,
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};
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configuration_data_t conf_data = {
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.measure = &sensor_data,
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};
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ESP_ERROR_CHECK(start_server(serv_config, &conf_data));
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// init scd41 sensor
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sensirion_i2c_hal_init(0,1);
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scd4x_wake_up();
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scd4x_stop_periodic_measurement();
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scd4x_reinit();
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int16_t error = scd4x_start_periodic_measurement();
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if (error) {
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ESP_LOGE("MAIN", "Error executing scd4x_start_periodic_measurement(): %i\n",error);
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}
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// start fetch sensor task
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scd4x_config_t sensor_conf = {
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.delay = 5,
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.measure = &sensor_data,
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};
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TaskHandle_t sensor_fetch_handle;
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xTaskCreate(fetch_sensor_task, "FETCH_SENSOR", 4096, &sensor_conf, tskIDLE_PRIORITY, &sensor_fetch_handle);
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while(1){
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vTaskDelay(1000 / portTICK_PERIOD_MS);
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ESP_LOGI("MAIN", "co2 : %u ppm, temp : %d m°C, hum : %d mRH", sensor_data.co2, sensor_data.temperature, sensor_data.humidity);
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update_led_status(led_configs, LED_NUMBER, sensor_data.co2);
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}
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}
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void fetch_sensor_task(void* pvParameters){
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scd4x_config_t* conf = (scd4x_config_t*) pvParameters;
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scd4x_data_t* measures = conf->measure;
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while(1){
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vTaskDelay(conf->delay * 1000 / portTICK_PERIOD_MS);
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int16_t error = scd4x_read_measurement(&measures->co2, &measures->temperature, &measures->humidity);
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if (error)
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ESP_LOGE("sensor fetch", "Error executing scd4x_read_measurement(): %i\n", error);
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}
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}
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void init_nvs(void){
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esp_err_t ret = nvs_flash_init();
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if (ret == ESP_ERR_NVS_NO_FREE_PAGES || ret == ESP_ERR_NVS_NEW_VERSION_FOUND) {
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ESP_ERROR_CHECK(nvs_flash_erase());
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ret = nvs_flash_init();
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}
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ESP_ERROR_CHECK(ret);
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}
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void init_avahi(nvs_handle_t nvs){
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ESP_ERROR_CHECK(mdns_init());
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char hostname[16];
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size_t buff_size = sizeof(hostname);
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ESP_ERROR_CHECK(nvs_get_str(nvs, "name", &hostname[0], &buff_size));
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ESP_LOGI("avahi", "hosname : %s", hostname);
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ESP_ERROR_CHECK(mdns_hostname_set(hostname));
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ESP_ERROR_CHECK(mdns_instance_name_set(hostname));
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}
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led_disp_config_t* generate_led_conf(nvs_handle_t nvs, unsigned int nb){
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led_disp_config_t* led_configs = malloc(nb * sizeof(led_disp_config_t));
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size_t conf_size = sizeof(led_disp_config_t);
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for(int i = 0; i < nb; i++){
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char key[16];
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sprintf(key, "led%i_conf", i+1);
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ESP_ERROR_CHECK(nvs_get_blob(nvs, key, &led_configs[i], &conf_size));
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}
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return led_configs;
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}
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