Basic config module

src/modules/config/config.h

@@ -0,0 +1,46 @@
+#pragma once
+#include "custom_types.h"
+#include "flags.h"
+#include "modules/logger/system_logger.h"
+#include <EEPROM.h>
+
+class config {
+private:
+  vehicle_config _config;
+  system_logger *_logger;
+    bool _valid_config;
+public:
+  config();
+  config(system_logger *logger);
+  ~config();
+  int auto_init();
+};
+
+config::config() : _logger(nullptr), _valid_config(true) {}
+config::config(system_logger *logger) : _logger(logger), _valid_config(true) {}
+
+config::~config() {}
+
+int config::auto_init() {
+    EEPROM.get(0, _config); 
+    if (_config.magic != CONFIG_MAGIC) {
+        #ifdef WARN
+        if (_logger != nullptr) {
+            _logger->warn("Config invalid, overwriting");
+        }
+        #endif
+        vehicle_config clean_config;
+        EEPROM.put(0, clean_config);
+        EEPROM.get(0, _config);
+        if (_config.magic != CONFIG_MAGIC) {
+            #ifdef ERROR
+            if (_logger != nullptr) {
+                _logger->error("Config write failed, EEPROM may be burnt");
+            }
+            #endif
+            return 1;
+        }
+    }
+    _valid_config = true;
+    return 0;
+}