Files
system-control/firmware/components/simulator/src/storage.cpp
2026-01-25 00:14:52 +01:00

157 lines
4.1 KiB
C++

#include "storage.h"
#include "esp_check.h"
#include "esp_log.h"
#include "esp_spiffs.h"
#include "simulator.h"
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
static const char *TAG = "storage";
static bool is_spiffs_mounted = false;
void initialize_storage()
{
if (is_spiffs_mounted)
{
return;
}
esp_vfs_spiffs_conf_t conf = {
.base_path = "/spiffs",
.partition_label = NULL,
.max_files = 5,
.format_if_mount_failed = false,
};
esp_err_t ret = esp_vfs_spiffs_register(&conf);
if (ret != ESP_OK)
{
if (ret == ESP_FAIL)
{
ESP_LOGE(TAG, "Failed to mount or format filesystem");
}
else if (ret == ESP_ERR_NOT_FOUND)
{
ESP_LOGE(TAG, "Failed to find SPIFFS partition");
}
else
{
ESP_LOGE(TAG, "Failed to initialize SPIFFS (%s)", esp_err_to_name(ret));
}
return;
}
is_spiffs_mounted = true;
}
void load_file(const char *filename)
{
ESP_LOGI(TAG, "Loading file: %s", filename);
int line_count = 0;
char **lines = read_lines_filtered(filename, &line_count);
uint8_t line_number = 0;
for (int i = 0; i < line_count; ++i)
{
char time[10] = {0};
int 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", lines[i]);
}
}
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);
}
esp_err_t write_lines(const char *filename, char **lines, int count)
{
char fullpath[128];
snprintf(fullpath, sizeof(fullpath), "/spiffs/%s", filename[0] == '/' ? filename + 1 : filename);
FILE *f = fopen(fullpath, "w");
if (!f)
{
ESP_LOGE(TAG, "Failed to open file for writing: %s", fullpath);
return ESP_FAIL;
}
for (int i = 0; i < count; ++i)
{
if (fprintf(f, "%s\n", lines[i]) < 0)
{
ESP_LOGE(TAG, "Failed to write line %d", i);
fclose(f);
return ESP_FAIL;
}
}
fclose(f);
ESP_LOGI(TAG, "Wrote %d lines to %s", count, fullpath);
return ESP_OK;
}