Update app and fix GPIO deinit

application.fam

@@ -7,7 +7,7 @@ App(
     requires=[
         "gui",
     ],
-    stack_size=1 * 1024,
+    stack_size=2 * 1024,
     fap_icon="geiger.png",
     fap_category="GPIO",
     fap_author="@nmrr",

flipper_geiger.c

@@ -10,6 +10,10 @@
 #include <furi_hal_random.h>
 #include <furi_hal_pwm.h>
 #include <furi_hal_power.h>
+#include <storage/storage.h>
+#include <stream/buffered_file_stream.h>
+
+#include <locale/locale.h>
 
 #define SCREEN_SIZE_X 128
 #define SCREEN_SIZE_Y 64
@@ -147,6 +151,14 @@ int32_t flipper_geiger_app(void* p) {
         furi_delay_ms(10);
     }
 
+    Storage* storage = furi_record_open(RECORD_STORAGE);
+    Stream* file_stream = buffered_file_stream_alloc(storage);
+    FuriString* dataString = furi_string_alloc();
+    uint32_t epoch = 0;
+    uint8_t recordData = 0;
+
+    NotificationApp* notification = furi_record_open(RECORD_NOTIFICATION);
+
     while(1) {
         FuriStatus event_status = furi_message_queue_get(event_queue, &event, FuriWaitForever);
 
@@ -166,6 +178,36 @@ int32_t flipper_geiger_app(void* p) {
 
                     screenRefresh = 1;
                     furi_mutex_release(mutexVal.mutex);
+                } else if(event.input.key == InputKeyUp && event.input.type == InputTypeLong) {
+                    if(recordData == 0) {
+                        notification_message(notification, &sequence_set_only_red_255);
+
+                        FuriHalRtcDateTime datetime;
+                        furi_hal_rtc_get_datetime(&datetime);
+
+                        char path[64];
+                        snprintf(
+                            path,
+                            sizeof(path),
+                            EXT_PATH("/geiger-%.4d-%.2d-%.2d--%.2d-%.2d-%.2d.csv"),
+                            datetime.year,
+                            datetime.month,
+                            datetime.day,
+                            datetime.hour,
+                            datetime.minute,
+                            datetime.second);
+
+                        buffered_file_stream_open(
+                            file_stream, path, FSAM_WRITE, FSOM_CREATE_ALWAYS);
+                        furi_string_printf(dataString, "epoch,cps\n");
+                        stream_write_string(file_stream, dataString);
+                        epoch = 0;
+                        recordData = 1;
+                    } else {
+                        buffered_file_stream_close(file_stream);
+                        notification_message(notification, &sequence_reset_red);
+                        recordData = 0;
+                    }
                 } else if((event.input.key == InputKeyLeft &&
                            event.input.type == InputTypeShort)) {
                     furi_mutex_acquire(mutexVal.mutex, FuriWaitForever);
@@ -192,6 +234,11 @@ int32_t flipper_geiger_app(void* p) {
             } else if(event.type == ClockEventTypeTick) {
                 furi_mutex_acquire(mutexVal.mutex, FuriWaitForever);
 
+                if(recordData == 1) {
+                    furi_string_printf(dataString, "%lu,%lu\n", epoch++, counter);
+                    stream_write_string(file_stream, dataString);
+                }
+
                 for(int i = 0; i < SCREEN_SIZE_X / 2 - 1; i++)
                     mutexVal.line[SCREEN_SIZE_X / 2 - 1 - i] =
                         mutexVal.line[SCREEN_SIZE_X / 2 - 2 - i];
@@ -222,6 +269,16 @@ int32_t flipper_geiger_app(void* p) {
         if(screenRefresh == 1) view_port_update(view_port);
     }
 
+    if(recordData == 1) {
+        buffered_file_stream_close(file_stream);
+        notification_message(notification, &sequence_reset_red);
+    }
+
+    furi_string_free(dataString);
+    furi_record_close(RECORD_NOTIFICATION);
+    stream_free(file_stream);
+    furi_record_close(RECORD_STORAGE);
+
     // Disable 5v power
     if(furi_hal_power_is_otg_enabled()) {
         furi_hal_power_disable_otg();
@@ -230,6 +287,7 @@ int32_t flipper_geiger_app(void* p) {
     furi_hal_gpio_disable_int_callback(&gpio_ext_pa7);
     furi_hal_gpio_remove_int_callback(&gpio_ext_pa7);
     furi_hal_pwm_stop(FuriHalPwmOutputIdLptim2PA4);
+    furi_hal_gpio_init(&gpio_ext_pa7, GpioModeAnalog, GpioPullNo, GpioSpeedLow);
 
     furi_message_queue_free(event_queue);
     furi_mutex_free(mutexVal.mutex);