Add code

application.fam

@@ -0,0 +1,9 @@
+App(
+    appid="nfc_playlist",
+    name="nfc playlist",
+    apptype=FlipperAppType.EXTERNAL,
+    entry_point="nfc_playlist_main",
+    requires=["gui", "nfx"],
+    stack_size=4 * 1024,
+    fap_category="NFC",
+)

nfc_playlist.c

@@ -0,0 +1,88 @@
+#include <furi.h>
+
+#include <nfc/nfc.h>
+#include <nfc/nfc_common.h>
+#include <nfc/nfc_device.h>
+#include <nfc/nfc_device_i.h>
+#include <nfc/nfc_listener.h>
+#include <nfc/nfc_poller.h>
+#include <nfc/nfc_scanner.h>
+
+#include <nfc/protocols/iso14443_3a/iso14443_3a.h>
+
+#include <storage/storage.h>
+#include <toolbox/stream/stream.h>
+#include <toolbox/stream/file_stream.h>
+
+// Define log tag
+#define TAG "NfcPlaylist"
+
+// Application entry point
+int32_t nfc_playlist_main(void* p) {
+   // Mark argument as unused
+   UNUSED(p);
+   // Just a little debug toggle
+   const bool DEBUG = false;
+
+   Storage* storage = furi_record_open(RECORD_STORAGE);
+   Stream* stream = file_stream_alloc(storage);
+   FuriString* line = furi_string_alloc();
+   NfcDevice* nfcDevice = nfc_device_alloc();
+   Nfc* nfc = nfc_alloc();
+
+   // Read file
+   if(file_stream_open(stream, APP_DATA_PATH("playlistTest.txt"), FSAM_READ, FSOM_OPEN_EXISTING)) {
+      while(stream_read_line(stream, line)) {
+         // Store file location
+         const char* fileLocation = strcat("/ext/nfc/",furi_string_get_cstr(line));
+
+         // Load file
+         if (nfc_device_load(nfcDevice, fileLocation)) {
+
+            if (DEBUG) {FURI_LOG_I(TAG, "Loaded file");}
+
+            // Get protocol
+            const NfcProtocol protocol = nfc_device_get_protocol(nfcDevice);
+            // Get listern
+            NfcListener* mfu_listener = nfc_listener_alloc(nfc, protocol, nfc_device_get_data(nfcDevice, protocol));
+            // Start listener
+            nfc_listener_start(mfu_listener, NULL, NULL);
+
+            // Worst timer ever
+            int counter = 0;
+            while(true) {
+               furi_delay_ms(50);
+               counter++;
+               if (counter == 100) {
+                  break;
+               }
+            }
+
+            // Stop listener && free
+            nfc_listener_stop(mfu_listener);
+            nfc_listener_free(mfu_listener);
+            
+         } else {
+            if (DEBUG) {FURI_LOG_E(TAG, "Failed to load file");}
+         }
+         // output file location
+         if (DEBUG) {FURI_LOG_I(TAG, "%s", fileLocation);}
+         // clear instance
+         nfc_device_clear(nfcDevice);
+      }
+   } else {
+      if (DEBUG) {FURI_LOG_E(TAG, "Failed to open file");}
+   }
+
+   // Free/close resources
+   furi_string_free(line);
+   file_stream_close(stream);
+   stream_free(stream);
+   nfc_device_free(nfcDevice);
+   nfc_free(nfc);
+
+   // Close storage
+   furi_record_close(RECORD_STORAGE);
+
+   return 0;
+}