wip: add flash info view

src/background_tasks/nfc.rs

@@ -1,4 +1,6 @@
+use crate::storage::cardstore::CardStore;
 use embedded_hal_bus::i2c::AtomicDevice;
+use esp_hal::rtc_cntl::Rtc;
 use esp_hal::{Blocking, i2c::master::I2c, time::Instant};
 
 use crate::{
@@ -14,6 +16,8 @@ use crate::{
 )]
 pub async fn nfc_scanner(
     mut nfc_driver: NfcPn532Driver<AtomicDevice<'static, I2c<'static, Blocking>>>,
+    mut card_store: CardStore,
+    rtc: Rtc<'static>,
 ) {
     loop {
         while CARD_DATA.lock().await.is_none() {
@@ -24,10 +28,22 @@ pub async fn nfc_scanner(
                         log::error!("Failed to split NFC card data");
                         continue;
                     };
-                    CARD_DATA
-                        .lock()
-                        .await
-                        .replace(Card::try_from(split_data).unwrap());
+                    let card = match Card::try_from(split_data) {
+                        Ok(card) => card,
+                        Err(err) => {
+                            log::error!("Invalid card data: {err}");
+                            continue;
+                        }
+                    };
+                    CARD_DATA.lock().await.replace(card);
+
+                    match card_store.save_raw_card(split_data, rtc.current_time_us()) {
+                        Ok(()) => {}
+                        Err(error) => {
+                            log::error!("Error storing card in flash: {:?}", error)
+                        }
+                    }
+
                     let elapsed_ms = start.elapsed().as_millis();
                     log::info!(
                         "NFC read duration: {} ms, card data length: {}",
@@ -35,8 +51,8 @@ pub async fn nfc_scanner(
                         card_data.len()
                     );
                 }
-                Err(e) => {
-                    log::error!("NFC read failed: {e}");
+                Err(_) => {
+                    log::info!("No NFC card found");
                 }
             }
         }