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#include <stdlib.h>
#include <string.h>
#include "thermistor_logging_face.h"
#include "thermistor_driver.h"
#include "watch.h"
static void _thermistor_logging_face_log_data(thermistor_logger_state_t *logger_state) {
thermistor_driver_enable();
watch_date_time date_time = watch_rtc_get_date_time();
size_t pos = logger_state->data_points % THERMISTOR_LOGGING_NUM_DATA_POINTS;
logger_state->data[pos].timestamp.reg = date_time.reg;
logger_state->data[pos].temperature_c = thermistor_driver_get_temperature();
logger_state->data_points++;
thermistor_driver_disable();
}
static void _thermistor_logging_face_update_display(thermistor_logger_state_t *logger_state, bool in_fahrenheit, bool clock_mode_24h) {
int8_t pos = (logger_state->data_points - 1 - logger_state->display_index) % THERMISTOR_LOGGING_NUM_DATA_POINTS;
char buf[14];
watch_clear_indicator(WATCH_INDICATOR_24H);
watch_clear_indicator(WATCH_INDICATOR_PM);
watch_clear_colon();
if (pos < 0) {
sprintf(buf, "TL%2dno dat", logger_state->display_index);
} else if (logger_state->ts_ticks) {
watch_date_time date_time = logger_state->data[pos].timestamp;
watch_set_colon();
if (clock_mode_24h) {
watch_set_indicator(WATCH_INDICATOR_24H);
} else {
if (date_time.unit.hour > 11) watch_set_indicator(WATCH_INDICATOR_PM);
date_time.unit.hour %= 12;
if (date_time.unit.hour == 0) date_time.unit.hour = 12;
}
sprintf(buf, "AT%2d%2d%02d%02d", date_time.unit.day, date_time.unit.hour, date_time.unit.minute, date_time.unit.second);
} else {
if (in_fahrenheit) {
sprintf(buf, "TL%2d%4.1f#F", logger_state->display_index, logger_state->data[pos].temperature_c * 1.8 + 32.0);
} else {
sprintf(buf, "TL%2d%4.1f#C", logger_state->display_index, logger_state->data[pos].temperature_c);
}
}
watch_display_string(buf, 0);
}
void thermistor_logging_face_setup(movement_settings_t *settings, void ** context_ptr) {
(void) settings;
if (*context_ptr == NULL) {
*context_ptr = malloc(sizeof(thermistor_logger_state_t));
memset(*context_ptr, 0, sizeof(thermistor_logger_state_t));
}
}
void thermistor_logging_face_activate(movement_settings_t *settings, void *context) {
(void) settings;
thermistor_logger_state_t *logger_state = (thermistor_logger_state_t *)context;
logger_state->display_index = 0;
logger_state->ts_ticks = 0;
}
bool thermistor_logging_face_loop(movement_event_t event, movement_settings_t *settings, void *context) {
thermistor_logger_state_t *logger_state = (thermistor_logger_state_t *)context;
switch (event.event_type) {
case EVENT_TIMEOUT:
movement_move_to_face(0);
break;
case EVENT_MODE_BUTTON_UP:
movement_move_to_next_face();
break;
case EVENT_LIGHT_LONG_PRESS:
// light button shows the timestamp, but if you need the light, long press it.
movement_illuminate_led();
break;
case EVENT_LIGHT_BUTTON_DOWN:
logger_state->ts_ticks = 2;
_thermistor_logging_face_update_display(logger_state, settings->bit.use_imperial_units, settings->bit.clock_mode_24h);
break;
case EVENT_ALARM_BUTTON_DOWN:
logger_state->display_index = (logger_state->display_index + 1) % THERMISTOR_LOGGING_NUM_DATA_POINTS;
logger_state->ts_ticks = 0;
// fall through
case EVENT_ACTIVATE:
_thermistor_logging_face_update_display(logger_state, settings->bit.use_imperial_units, settings->bit.clock_mode_24h);
break;
case EVENT_TICK:
if (logger_state->ts_ticks && --logger_state->ts_ticks == 0) {
_thermistor_logging_face_update_display(logger_state, settings->bit.use_imperial_units, settings->bit.clock_mode_24h);
}
break;
case EVENT_BACKGROUND_TASK:
_thermistor_logging_face_log_data(logger_state);
break;
default:
break;
}
return true;
}
void thermistor_logging_face_resign(movement_settings_t *settings, void *context) {
(void) settings;
(void) context;
}
bool thermistor_logging_face_wants_background_task(movement_settings_t *settings, void *context) {
(void) settings;
(void) context;
// this will get called at the top of each minute, so all we check is if we're at the top of the hour as well.
// if we are, we ask for a background task.
return watch_rtc_get_date_time().unit.minute == 0;
}
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