From a2605479a526d13775a72c7bb638f6a4ea157db6 Mon Sep 17 00:00:00 2001
From: ipason <ipason@yuwell.com>
Date: Mon, 21 Apr 2025 17:46:58 +0800
Subject: [PATCH] =?UTF-8?q?=E6=96=B0=E5=A2=9E=E6=96=87=E4=BB=B6=E6=A3=80?=
 =?UTF-8?q?=E6=B5=8B=E5=8A=9F=E8=83=BD=EF=BC=8C=E6=89=BE=E4=B8=8D=E5=88=B0?=
 =?UTF-8?q?=E7=B4=A2=E5=BC=95=E5=B0=B1=E6=96=B0=E5=BB=BA=E6=96=87=E4=BB=B6?=
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---
 components/FluxPower/Flux_Power.h |  2 +-
 components/FluxSD/FluxSD.c        | 48 ++++++++++++++++++++-----------
 2 files changed, 33 insertions(+), 17 deletions(-)

diff --git a/components/FluxPower/Flux_Power.h b/components/FluxPower/Flux_Power.h
index 64902a7..f9f6010 100644
--- a/components/FluxPower/Flux_Power.h
+++ b/components/FluxPower/Flux_Power.h
@@ -40,7 +40,7 @@ extern "C" {
 #define LEDC_DUTY               (4096) // Set duty to 50%. (2 ** 13) * 50% = 4096
 #define LEDC_FREQUENCY          (4000) // Frequency in Hertz. Set frequency at 4 kHz
 
-#define DEFAULT_LIGHT    (9000)
+#define DEFAULT_LIGHT    (900)
 
 /* 定义进行电池AD采样的通道 */
 #define BATTERY_ADC_CHANNEL ADC_CHANNEL_8
diff --git a/components/FluxSD/FluxSD.c b/components/FluxSD/FluxSD.c
index 091f459..cb353c4 100644
--- a/components/FluxSD/FluxSD.c
+++ b/components/FluxSD/FluxSD.c
@@ -251,37 +251,53 @@ void flux_sd_init(void)
 /**
  * @brief 获取文件索引
  *
- * 每次开机后重置当前文件索引值
+ * 1.每次开机后重置当前文件索引值
  * 以该索引值新建日志文件、测试结果输出文件
  * 
+ * 2.当用于存储索引的文件不存在时进行自动新建索引文件
  */
 esp_err_t sd_current_fileIndex_get(void)
 {
     /* 读取当前文件索引值 */
     ESP_LOGI(SD_TAG, "Opening file %s", INDEX_FILE_NAME);
 
-    FILE *f = fopen(INDEX_FILE_NAME, "r");
-    if (f == NULL) {
-        ESP_LOGE(SD_TAG, "Failed to open file for reading");
-        return ESP_FAIL;
+    /* 判断文件是否存在 */
+    if (access(INDEX_FILE_NAME, F_OK) == -1)
+    {
+        /*当文件不存在时创建文件*/
+        FILE *new_f = fopen(INDEX_FILE_NAME, "w");
+        fprintf(new_f, "0");
+        fclose(new_f);
+        sdData.file_index = 0;
+
+        ESP_LOGI(SD_TAG, "File not found, creating new file");
+
+    }else{
+
+        /* 当文件存在时直接获取当前索引值 */
+        FILE *f = fopen(INDEX_FILE_NAME, "r");
+        if (f == NULL) {
+            ESP_LOGE(SD_TAG, "Failed to open file for reading");
+            return ESP_FAIL;
+        }
+        char line[EXAMPLE_MAX_CHAR_SIZE];
+        fgets(line, sizeof(line), f);
+
+        fclose(f);
+        sdData.file_index = atoi(line);
+        ESP_LOGI(SD_TAG, "Read from file: '%s' , current Index = %d", line,sdData.file_index);
+
     }
 
-    char line[EXAMPLE_MAX_CHAR_SIZE];
-    fgets(line, sizeof(line), f);
-
-    fclose(f);
-    sdData.file_index = atoi(line);
-    ESP_LOGI(SD_TAG, "Read from file: '%s' , current Index = %d", line,sdData.file_index);
-
     /* 重置索引值 */
-    f = fopen(INDEX_FILE_NAME, "w");
-    if (f == NULL)
+    FILE *new_index_f = fopen(INDEX_FILE_NAME, "w");
+    if (new_index_f == NULL)
     {
         return ESP_FAIL;
     }
     
-    fprintf(f, "%d", sdData.file_index+1);
-    fclose(f);
+    fprintf(new_index_f, "%d", sdData.file_index+1);
+    fclose(new_index_f);
 
     return ESP_OK;
 }