#ifndef STATES_H
#define STATES_H

#include "stm32f0xx_hal.h"
#include "config.h"

typedef struct {
    int32_t temp;
    uint8_t temp_frac;
    uint8_t state_resume;
    uint8_t state;
    int32_t setpoint;
    uint8_t pid_enabled;
    uint8_t error_code;
} therm_status_t;

typedef union
{
     struct {
        uint32_t boottobrew;
        uint32_t temp_units;
        uint32_t windup_guard;
        uint32_t k_p;
        uint32_t k_i;
        uint32_t k_d;
        int32_t temp_offset;
        uint32_t ignore_error;
        int32_t setpoint_brew;
        int32_t setpoint_steam;
        uint32_t control_mode;
        uint32_t plant_type;
        uint32_t hysteresis;
    } val;

    uint16_t data[128];
} therm_settings_t;

enum tempunits {
    TEMP_UNITS_CELSIUS = 0,
    TEMP_UNITS_FAHRENHEIT,
};

enum state {
    STATE_IDLE = 0,
    
    STATE_SETMODE,
    STATE_SETPLANTTYPE,
    STATE_SETHYSTERESIS,
    STATE_SETP,
    STATE_SETI,
    STATE_SETD,
    STATE_SETSTEPS,
    STATE_SETWINDUP,
    STATE_SETBOOTTOBREW,
    STATE_SETUNITS,
    STATE_SETTEMPOFFSET,

    STATE_PREHEAT,
    STATE_MAINTAIN,

    STATE_TC_ERROR,
	STATE_RESET,
};

enum control_mode {
    MODE_PID = 0,
    MODE_THERMOSTAT,
};

enum plant_type {
    PLANT_HEATER = 0,
    PLANT_COOLER,
};

enum GOTO_MODE {
	#ifdef BOOTLOADER_SHORTCUT
	MODE_BOOTLOADER,
	#endif
	MODE_HEAT,
	MODE_SETUP,
	MODE_RESET,
	MODE_SIZE,
};

enum RESET_MODE {
	RESET_REBOOT = 0,
	RESET_DEFAULTS,
	RESET_BOOTLOADER,
	RESET_EXIT,
	RESET_SIZE,
};

#endif