#ifndef ims_bme280_DHT_H
#define ims_bme280_DHT_H

#include "imsensors/sensors_common.h"

typedef enum {
    IMS_BME280_MODE_SLEEP,
    IMS_BME280_MODE_FORCED,
    IMS_BME280_MODE_NORMAL,
} ims_bme280_mode_t;

typedef enum {
    IMS_BME280_OSRS_SKIP,
    IMS_BME280_OSRS_1,
    IMS_BME280_OSRS_2,
    IMS_BME280_OSRS_4,
    IMS_BME280_OSRS_8,
    IMS_BME280_OSRS_16,
} ims_bme280_osrs_config_t;

typedef enum {
    IMS_BME280_FILTER_OFF,
    IMS_BME280_FILTER_2,
    IMS_BME280_FILTER_4,
    IMS_BME280_FILTER_8,
    IMS_BME280_FILTER_16,
} ims_bme280_fiter_config_t;

typedef enum {
    IMS_BME280_PRESET_WEATHER,
    IMS_BME280_PRESET_HUMIDITY,
    IMS_BME280_PRESET_INDOOR_NAV,
    IMS_BME280_PRESET_GAMING,
} ims_bme280_mode_preset_t;

typedef struct {
    uint16_t dig_T1;
    int16_t  dig_T2;
    int16_t  dig_T3;
    uint16_t dig_P1;
    int16_t  dig_P2;
    int16_t  dig_P3;
    int16_t  dig_P4;
    int16_t  dig_P5;
    int16_t  dig_P6;
    int16_t  dig_P7;
    int16_t  dig_P8;
    int16_t  dig_P9;
    uint8_t  dig_H1;
    int16_t  dig_H2;
    uint8_t  dig_H3;
    int16_t  dig_H4;
    int16_t  dig_H5;
    int8_t   dig_H6;
} ims_bme280_trim_t;

typedef struct {
    ims_bme280_mode_t         mode;
    ims_bme280_osrs_config_t  osrs_t;
    ims_bme280_osrs_config_t  osrs_p;
    ims_bme280_osrs_config_t  osrs_h;
    uint8_t                   t_sb;
    ims_bme280_fiter_config_t filter;
} ims_bme280_config_t;

/* Result is multiplied by 10000. */
typedef struct {
    int32_t  temperature;
    uint32_t pressure;
    int32_t  humidity;
} ims_bme280_result_int32_t;

typedef struct {
    double temperature;
    double pressure;
    double humidity;
} ims_bme280_result_float_t;

typedef struct {
    ims_i2c_xfer_t i2c_xfer;
    ims_delay_t    delay;
} ims_bme280_cb_t;

typedef struct {
    void             *user_data;
    ims_bme280_trim_t trim;
    ims_bme280_cb_t   cb;
    uint8_t           i2c_addr;
    int32_t           t_fine;
} ims_bme280_t;

ims_ret_t ims_bme280_init(ims_bme280_t *bme);
ims_ret_t ims_bme280_preset_config(ims_bme280_config_t *config, ims_bme280_mode_preset_t preset);
ims_ret_t ims_bme280_apply_config(ims_bme280_t *bme, ims_bme280_config_t *config);
ims_ret_t ims_bme280_measure_int32(ims_bme280_t *bme, ims_bme280_result_int32_t *result);
ims_ret_t ims_bme280_measure_float(ims_bme280_t *bme, ims_bme280_result_float_t *result);

#endif