[FL-2674] Show error popup when NFC chip is not init/disconnected (#1722)

* Show error popup when NFC chip is not init/disconnected
* Move to dialogs for the error message
* Fix a memory leak and wrap the hal check
* F7: update api_symbols.csv, add furi_hal_nfc_is_init

Co-authored-by: SG <who.just.the.doctor@gmail.com>
Co-authored-by: あく <alleteam@gmail.com>

applications/main/nfc/nfc.c

@@ -231,7 +231,30 @@ void nfc_show_loading_popup(void* context, bool show) {
     }
 }
 
+static bool nfc_is_hal_ready() {
+    if(!furi_hal_nfc_is_init()) {
+        // No connection to the chip, show an error screen
+        DialogsApp* dialogs = furi_record_open(RECORD_DIALOGS);
+        DialogMessage* message = dialog_message_alloc();
+        dialog_message_set_text(
+            message,
+            "Error!\nNFC chip failed to start\n\n\nSend a photo of this to:\nsupport@flipperzero.one",
+            0,
+            0,
+            AlignLeft,
+            AlignTop);
+        dialog_message_show(dialogs, message);
+        dialog_message_free(message);
+        furi_record_close(RECORD_DIALOGS);
+        return false;
+    } else {
+        return true;
+    }
+}
+
 int32_t nfc_app(void* p) {
+    if(!nfc_is_hal_ready()) return 0;
+
     Nfc* nfc = nfc_alloc();
     char* args = p;
 

applications/main/nfc/nfc_i.h

@@ -33,6 +33,8 @@
 #include <nfc/scenes/nfc_scene.h>
 #include <nfc/helpers/nfc_custom_event.h>
 
+#include <dialogs/dialogs.h>
+
 #include "rpc/rpc_app.h"
 
 #define NFC_TEXT_STORE_SIZE 128