#include <SPIFFS.h>
#include <logger.h>
#include "configuration.h"

ConfigurationManagement::ConfigurationManagement(String FilePath)
	: mFilePath(FilePath)
{
	if(!SPIFFS.begin(true))
	{
		logPrintlnE("Mounting SPIFFS was not possible. Trying to format SPIFFS...");
		SPIFFS.format();
		if(!SPIFFS.begin())
		{
			logPrintlnE("Formating SPIFFS was not okay!");
		}
	}
}

ConfigurationManagement::~ConfigurationManagement()
{
}

std::shared_ptr<Configuration> ConfigurationManagement::readConfiguration()
{
	File file = SPIFFS.open(mFilePath);
	if(!file)
	{
		logPrintlnE("Failed to open file for reading...");
		return 0;
	}
	DynamicJsonDocument data(2048);
	DeserializationError error = deserializeJson(data, file);
	if(error)
	{
		logPrintlnW("Failed to read file, using default configuration.");
	}
	//serializeJson(data, Serial);
	//Serial.println();
	file.close();

	std::shared_ptr<Configuration> conf = readProjectConfiguration(data);

	// update config in memory to get the new fields:
	writeConfiguration(conf);

	return conf;
}

void ConfigurationManagement::writeConfiguration(std::shared_ptr<Configuration> conf)
{
	File file = SPIFFS.open(mFilePath, "w");
	if(!file)
	{
		logPrintlnE("Failed to open file for writing...");
		return;
	}
	DynamicJsonDocument data(2048);

	writeProjectConfiguration(conf, data);

	serializeJson(data, file);
	//serializeJson(data, Serial);
	//Serial.println();
	file.close();
}