#ifndef __SCS_SDC_H
#define __SCS_SDC_H

typedef enum { 
    TS_INACTIVE,
    TS_ACTIVE,
    TS_PRECHARGE,
    TS_DISCHARGE,
    TS_ERROR,
    TS_CHARGING_CHECK,
    TS_CHARGING,
} TSState;

typedef struct {
    TSState current_state;
    TSState target_state;
    uint16_t error_source; // TSErrorSource (bitmask)
    uint16_t error_type;   // TSErrorKind
} TSStateHandle;

typedef enum {
    IMD_STATE_UNKNOWN,
    IMD_STATE_SHORTCIRCUIT_SUPPLY,
    IMD_STATE_SHORTCIRCUIT_GND,
    IMD_STATE_NORMAL,
    IMD_STATE_UNDERVOLTAGE,
    IMD_STATE_SST,
    IMD_STATE_DEV_ERROR,
    IMD_STATE_GND_FAULT,
} IMDState;

typedef struct {
    int ok;

    IMDState state;
    uint32_t r_iso;

    uint32_t freq;
    uint32_t duty_cycle;
    uint32_t last_high;
} IMDData;

extern TSStateHandle ts_state;

extern IMDData imd_data;

void error_led_init();
void sdc_init();
void ts_handle_ams_status(const uint8_t* data);
HAL_StatusTypeDef change_ts_state(TSState state);
void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin);
HAL_StatusTypeDef check_sdc_state();

#endif