Add persistent OLED UI settings and recovery

2026-08-29 20:18:08 +02:00
parent 16c0c02389
commit 276559536b
14 changed files with 538 additions and 38 deletions
@@ -0,0 +1,30 @@
+/* SPDX-License-Identifier: GPL-3.0-only */
+/* Versioned persistent configuration for the optional local OLED UI. */
+
+#pragma once
+
+#include <stdbool.h>
+#include <stdint.h>
+
+#include "esp_err.h"
+
+#define LOCAL_UI_CONFIG_VERSION 1U
+#define LOCAL_UI_CONFIG_DEFAULT_DIM_SECONDS 300U
+#define LOCAL_UI_CONFIG_DEFAULT_OFF_SECONDS 600U
+#define LOCAL_UI_CONFIG_MAX_TIMEOUT_SECONDS 86400U
+
+#define LOCAL_UI_CONFIG_NVS_NAMESPACE "local_ui"
+#define LOCAL_UI_CONFIG_NVS_BLOB_KEY "config"
+
+typedef struct {
+    uint32_t version;
+    /* Zero disables the corresponding inactivity transition. */
+    uint32_t dim_timeout_seconds;
+    uint32_t off_timeout_seconds;
+} local_ui_config_t;
+
+void local_ui_config_defaults(local_ui_config_t *config);
+esp_err_t local_ui_config_validate(const local_ui_config_t *config);
+esp_err_t local_ui_config_load(local_ui_config_t *config, bool *used_stored_config);
+esp_err_t local_ui_config_save(const local_ui_config_t *config);
+esp_err_t local_ui_config_reset_storage(void);