read schema files for website

Signed-off-by: Peter Siegmund <developer@mars3142.org>

firmware/components/simulator/src/storage.cpp

@@ -5,6 +5,8 @@
 #include "simulator.h"
 #include <errno.h>
 #include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
 
 static const char *TAG = "storage";
 
@@ -49,59 +51,82 @@ void initialize_storage()
 void load_file(const char *filename)
 {
     ESP_LOGI(TAG, "Loading file: %s", filename);
-    FILE *f = fopen(filename, "r");
-    if (f == NULL)
-    {
-        ESP_LOGE(TAG, "Failed to open file for reading");
-        return;
-    }
-
-    char line[128];
+    int line_count = 0;
+    char **lines = read_lines_filtered(filename, &line_count);
     uint8_t line_number = 0;
-    while (fgets(line, sizeof(line), f))
+    for (int i = 0; i < line_count; ++i)
     {
-        char *pos = strchr(line, '\n');
-        if (pos)
-        {
-            *pos = '\0';
-        }
-
-        if (strlen(line) == 0)
-        {
-            continue;
-        }
-
-        char *trimmed = line;
-        while (*trimmed == ' ' || *trimmed == '\t')
-        {
-            trimmed++;
-        }
-        if (*trimmed == '#' || *trimmed == '\0')
-        {
-            continue;
-        }
-
         char time[10] = {0};
         int red, green, blue, white, brightness, saturation;
-
-        int items_scanned = sscanf(line, "%d,%d,%d,%d,%d,%d", &red, &green, &blue, &white, &brightness, &saturation);
+        int items_scanned =
+            sscanf(lines[i], "%d,%d,%d,%d,%d,%d", &red, &green, &blue, &white, &brightness, &saturation);
         if (items_scanned == 6)
         {
             int total_minutes = line_number * 30;
             int hours = total_minutes / 60;
             int minutes = total_minutes % 60;
-
             snprintf(time, sizeof(time), "%02d%02d", hours, minutes);
-
             add_light_item(time, red, green, blue, white, brightness, saturation);
             line_number++;
         }
         else
         {
-            ESP_LOGW(TAG, "Could not parse line: %s", line);
+            ESP_LOGW(TAG, "Could not parse line: %s", lines[i]);
         }
     }
-
-    fclose(f);
+    free_lines(lines, line_count);
     ESP_LOGI(TAG, "Finished loading file. Loaded %d entries.", line_number);
 }
+
+char **read_lines_filtered(const char *filename, int *out_count)
+{
+    char fullpath[128];
+    snprintf(fullpath, sizeof(fullpath), "/spiffs/%s", filename[0] == '/' ? filename + 1 : filename);
+    FILE *f = fopen(fullpath, "r");
+    if (!f)
+    {
+        ESP_LOGE(TAG, "Failed to open file: %s", fullpath);
+        *out_count = 0;
+        return NULL;
+    }
+
+    size_t capacity = 16;
+    size_t count = 0;
+    char **lines = (char **)malloc(capacity * sizeof(char *));
+    char line[256];
+    while (fgets(line, sizeof(line), f))
+    {
+        // Zeilenumbruch entfernen
+        char *pos = strchr(line, '\n');
+        if (pos)
+            *pos = '\0';
+        // Trim vorne
+        char *trimmed = line;
+        while (*trimmed == ' ' || *trimmed == '\t')
+            trimmed++;
+        // Leere oder Kommentarzeile überspringen
+        if (*trimmed == '\0' || *trimmed == '#')
+            continue;
+        // Trim hinten
+        size_t len = strlen(trimmed);
+        while (len > 0 && (trimmed[len - 1] == ' ' || trimmed[len - 1] == '\t'))
+            trimmed[--len] = '\0';
+        // Kopieren
+        if (count >= capacity)
+        {
+            capacity *= 2;
+            lines = (char **)realloc(lines, capacity * sizeof(char *));
+        }
+        lines[count++] = strdup(trimmed);
+    }
+    fclose(f);
+    *out_count = (int)count;
+    return lines;
+}
+
+void free_lines(char **lines, int count)
+{
+    for (int i = 0; i < count; ++i)
+        free(lines[i]);
+    free(lines);
+}