1 files changed, 68 insertions, 0 deletions

diff --git a/src/main.c b/src/main.c
new file mode 100644
index 0000000..790959d
--- /dev/null
+++ b/src/main.c
@@ -0,0 +1,68 @@
+#include "esp_event.h"
+#include "esp_log.h"
+#include "esp_system.h"
+#include "esp_timer.h"
+#include "nvs_flash.h"
+
+#include "mqtt.h"
+#include "wifi.h"
+
+static const char *TAG = "app";
+
+/**
+ * @brief Initialize NVS flash storage, handling full or incompatible pages.
+ *
+ * @return esp_err_t ESP_OK on success, error code otherwise.
+ */
+static esp_err_t nvs_flash_init_check(void)
+{
+        esp_err_t ret = nvs_flash_init();
+        if (ret == ESP_ERR_NVS_NO_FREE_PAGES ||
+            ret == ESP_ERR_NVS_NEW_VERSION_FOUND) {
+                ESP_LOGW(TAG,
+                         "NVS partition was full or incompatible, erasing...");
+                ESP_ERROR_CHECK(nvs_flash_erase());
+                ret = nvs_flash_init();
+        }
+        if (ret != ESP_OK)
+                ESP_LOGE(TAG, "Failed to initialize NVS (%s)",
+                         esp_err_to_name(ret));
+        return ret;
+}
+
+/**
+ * @brief Application entry point.
+ *
+ * Initializes NVS, network interface, event loop,
+ * WiFi station, and MQTT client with proper error handling and logging.
+ */
+void app_main(void)
+{
+        esp_err_t ret = nvs_flash_init_check();
+        if (ret != ESP_OK) {
+                ESP_LOGE(TAG, "NVS init failed, aborting app start");
+                return;
+        }
+
+        ret = esp_netif_init();
+        if (ret != ESP_OK) {
+                ESP_LOGE(TAG, "Failed to initialize network interface (%s)",
+                         esp_err_to_name(ret));
+                return;
+        }
+
+        ret = esp_event_loop_create_default();
+        if (ret != ESP_OK) {
+                ESP_LOGE(TAG, "Failed to create event loop (%s)",
+                         esp_err_to_name(ret));
+                return;
+        }
+
+        ESP_LOGI(TAG, "Initializing WiFi in station mode");
+        wifi_init_sta();
+
+        ESP_LOGI(TAG, "Starting MQTT client");
+        mqtt_app_start();
+
+        ESP_LOGI(TAG, "Application setup completed");
+}