Files
Momentum-Firmware/applications/services/rgb_backlight/rgb_backlight_settings.c

102 lines
3.5 KiB
C

#include "rgb_backlight_settings.h"
#include <saved_struct.h>
#include <storage/storage.h>
#define TAG "RGBBackligthSettings"
#define RGB_BACKLIGHT_SETTINGS_FILE_NAME ".rgb_backlight.settings"
#define RGB_BACKLIGHT_SETTINGS_PATH INT_PATH(RGB_BACKLIGHT_SETTINGS_FILE_NAME)
#define RGB_BACKLIGHT_SETTINGS_MAGIC (0x30)
#define RGB_BACKLIGHT_SETTINGS_VER_PREV (0) // Previous version number
#define RGB_BACKLIGHT_SETTINGS_VER (1) // New version number
//pervious settings must be copyed from previous rgb_backlight_settings.h file
typedef struct {
uint8_t version;
bool rgb_mod_installed;
uint8_t static_color_index;
uint8_t custom_r;
uint8_t custom_g;
uint8_t custom_b;
uint32_t rainbow_mode;
uint32_t rainbow_speed_ms;
uint16_t rainbow_step;
} RGBBacklightSettingsPrevious;
void rgb_backlight_settings_load(RGBBacklightSettings* settings) {
furi_assert(settings);
bool success = false;
//a useless cycle do-while, may will be used in future with anoter condition
do {
// take version from settings file metadata, if cant then break and fill settings with 0 and save to settings file;
uint8_t version;
if(!saved_struct_get_metadata(RGB_BACKLIGHT_SETTINGS_PATH, NULL, &version, NULL)) break;
// if config actual version - load it directly
if(version == RGB_BACKLIGHT_SETTINGS_VER) {
success = saved_struct_load(
RGB_BACKLIGHT_SETTINGS_PATH,
settings,
sizeof(RGBBacklightSettings),
RGB_BACKLIGHT_SETTINGS_MAGIC,
RGB_BACKLIGHT_SETTINGS_VER);
// if config previous version - load it and inicialize new settings
} else if(version == RGB_BACKLIGHT_SETTINGS_VER_PREV) {
RGBBacklightSettingsPrevious* settings_previous =
malloc(sizeof(RGBBacklightSettingsPrevious));
success = saved_struct_load(
RGB_BACKLIGHT_SETTINGS_PATH,
settings_previous,
sizeof(RGBBacklightSettingsPrevious),
RGB_BACKLIGHT_SETTINGS_MAGIC,
RGB_BACKLIGHT_SETTINGS_VER_PREV);
// new settings initialization
if(success) {
// copy loaded old settings as part of new
uint32_t size = sizeof(settings);
memcpy(settings, settings_previous, size);
// set new options to initial value
// settings.something = something;
}
free(settings_previous);
}
// in case of another config version we exit from useless cycle to next step
} while(false);
// fill settings with 0 and save to settings file;
// Orange color (index=0) will be default
if(!success) {
FURI_LOG_W(TAG, "Failed to load file, using defaults");
memset(settings, 0, sizeof(RGBBacklightSettings));
settings->brightness = 1.0f;
settings->rainbow_speed_ms = 100;
settings->rainbow_step = 1;
rgb_backlight_settings_save(settings);
}
}
void rgb_backlight_settings_save(const RGBBacklightSettings* settings) {
furi_assert(settings);
const bool success = saved_struct_save(
RGB_BACKLIGHT_SETTINGS_PATH,
settings,
sizeof(RGBBacklightSettings),
RGB_BACKLIGHT_SETTINGS_MAGIC,
RGB_BACKLIGHT_SETTINGS_VER);
if(!success) {
FURI_LOG_E(TAG, "Failed to save rgb_backlight_settings file");
} else {
FURI_LOG_I(TAG, "Settings saved");
}
}