refact auth 2

components/auth/src/auth.c

@@ -8,7 +8,10 @@
 #include <freertos/queue.h>
 #include <esp_log.h>
 #include <string.h>
-#include "wiegand_reader.h"  // necessário para initWiegand()
+#include "wiegand_reader.h"
+
+#include "nvs_flash.h"
+#include "nvs.h"
 
 #define MAX_TAGS 50
 
@@ -17,13 +20,44 @@ static bool enabled = true;
 static char valid_tags[MAX_TAGS][AUTH_TAG_MAX_LEN];
 static int tag_count = 0;
 
-// Fila para enviar eventos de autenticação
+// Fila de eventos enviada ao EVSE Manager
 static QueueHandle_t event_queue = NULL;
 
-void auth_set_event_queue(QueueHandle_t queue) {
-    event_queue = queue;
+// ===========================
+// Persistência em NVS
+// ===========================
+
+static void load_auth_config(void) {
+    nvs_handle_t handle;
+    esp_err_t err = nvs_open("auth", NVS_READONLY, &handle);
+    if (err == ESP_OK) {
+        uint8_t val;
+        if (nvs_get_u8(handle, "enabled", &val) == ESP_OK) {
+            enabled = val;
+            ESP_LOGI(TAG, "Loaded auth enabled = %d", enabled);
+        }
+        nvs_close(handle);
+    } else {
+        ESP_LOGW(TAG, "No stored auth config found. Using default.");
+    }
 }
 
+static void save_auth_config(void) {
+    nvs_handle_t handle;
+    if (nvs_open("auth", NVS_READWRITE, &handle) == ESP_OK) {
+        nvs_set_u8(handle, "enabled", enabled);
+        nvs_commit(handle);
+        nvs_close(handle);
+        ESP_LOGI(TAG, "Auth config saved: enabled = %d", enabled);
+    } else {
+        ESP_LOGE(TAG, "Failed to save auth config.");
+    }
+}
+
+// ===========================
+// Internos
+// ===========================
+
 static bool is_tag_valid(const char *tag) {
     for (int i = 0; i < tag_count; i++) {
         if (strncmp(valid_tags[i], tag, AUTH_TAG_MAX_LEN) == 0) {
@@ -33,8 +67,17 @@ static bool is_tag_valid(const char *tag) {
     return false;
 }
 
+// ===========================
+// API pública
+// ===========================
+
+void auth_set_event_queue(QueueHandle_t queue) {
+    event_queue = queue;
+}
+
 void auth_set_enabled(bool value) {
     enabled = value;
+    save_auth_config();
     ESP_LOGI(TAG, "Auth %s", enabled ? "ENABLED" : "DISABLED");
 }
 
@@ -80,10 +123,11 @@ void auth_list_tags(void) {
 }
 
 void auth_init(void) {
-    auth_set_enabled(true); // Default: enabled
-    initWiegand();  // Inicializa automaticamente o leitor Wiegand 26
+    load_auth_config();      // carrega estado de ativação
+    initWiegand();           // inicia leitor RFID
 }
 
+// Processa uma tag lida (chamada pelo leitor)
 void auth_process_tag(const char *tag) {
     if (!tag || !auth_is_enabled()) {
         ESP_LOGW(TAG, "Auth disabled or NULL tag received.");