/*
 * Settings.h
 *
 *  Created on: 29 Sep 2016
 *      Author: Ralim
 *
 *      Houses the system settings and allows saving / restoring from flash
 */

#ifndef SETTINGS_H_
#define SETTINGS_H_
#include <stdint.h>
#include "unit.h"
#define SETTINGSVERSION (0x22)
/*Change this if you change the struct below to prevent people getting \
          out of sync*/

/*
 * This struct must be a multiple of 2 bytes as it is saved / restored from
 * flash in uint16_t chunks
 */
typedef struct
{
	uint8_t version; // Used to track if a reset is needed on firmware upgrade

	uint16_t SolderingTemp;		 // current set point for the iron
	uint16_t SleepTemp;			 // temp to drop to in sleep
	uint8_t SleepTime;			 // minutes timeout to sleep
	uint8_t cutoutSetting;		 // The voltage we cut out at for under voltage OR Power level for TS80
	uint8_t OrientationMode : 2; // If true we want to invert the display for lefties
	uint8_t sensitivity : 4;	 // Sensitivity of accelerometer (5 bits)
	uint8_t autoStartMode : 2;	 // Should the unit automatically jump straight
								 // into soldering mode when power is applied
	uint8_t ShutdownTime;		 // Time until unit shuts down if left alone

	uint8_t coolingTempBlink : 1;  // Should the temperature blink on the cool
								   // down screen until its <50C
	uint8_t detailedIDLE : 1;	   // Detailed idle screen
	uint8_t detailedSoldering : 1; // Detailed soldering screens
#ifdef ENABLED_FAHRENHEIT_SUPPORT
	uint8_t temperatureInF : 1; // Should the temp be in F or C (true is F)
#endif
	uint8_t descriptionScrollSpeed : 1; // Description scroll speed
	uint8_t lockingMode : 2;			// Store the locking mode
	uint8_t KeepAwakePulse;				// Keep Awake pulse power in 0.1 watts (10 = 1Watt)

	uint16_t voltageDiv;		// Voltage divisor factor
	uint16_t BoostTemp;			// Boost mode set point for the iron
	uint16_t CalibrationOffset; // This stores the temperature offset for this tip
								// in the iron.

	uint8_t powerLimit; // Maximum power iron allowed to output

	uint16_t TipGain; // uV/C * 10, it can be used to convert tip thermocouple voltage to temperateture TipV/TipGain = TipTemp

	uint8_t ReverseButtonTempChangeEnabled; // Change the plus and minus button assigment
	uint16_t TempChangeLongStep;			// Change the plus and minus button assigment
	uint16_t TempChangeShortStep;			// Change the plus and minus button assigment
	uint8_t hallEffectSensitivity;			//Operating mode of the hall effect sensor

	uint32_t padding; // This is here for in case we are not an even divisor so
					  // that nothing gets cut off
					  //MUST BE LAST

} systemSettingsType;

extern volatile systemSettingsType systemSettings;

void saveSettings();
bool restoreSettings();
uint8_t lookupVoltageLevel(uint8_t level);
uint16_t lookupHallEffectThreshold();
void resetSettings();

#endif /* SETTINGS_H_ */