Momentum-Apps/scenes/nfc_playlist_scene_nfc_add.c

#include "../nfc_playlist.h"

void nfc_playlist_nfc_add_menu_callback(void* context) {
   NfcPlaylist* nfc_playlist = context;

   Storage* storage = furi_record_open(RECORD_STORAGE);
   Stream* stream = file_stream_alloc(storage);
   bool item_already_in_playlist = false;

   if(file_stream_open(
         stream,
         furi_string_get_cstr(nfc_playlist->settings.playlist_path),
         FSAM_READ_WRITE,
         FSOM_OPEN_EXISTING)) {
      FuriString* line = furi_string_alloc();
      FuriString* tmp_str = furi_string_alloc();
      while(stream_read_line(stream, line)) {
         if(furi_string_cmp(line, nfc_playlist->file_browser_output) == 0) {
            item_already_in_playlist = true;
            break;
         }
         furi_string_cat_printf(tmp_str, "%s", furi_string_get_cstr(line));
      }
      furi_string_free(line);
      if(!item_already_in_playlist) {
         if(!furi_string_empty(tmp_str)) {
            furi_string_cat(tmp_str, "\n");
         }
         furi_string_cat(tmp_str, furi_string_get_cstr(nfc_playlist->file_browser_output));
         stream_clean(stream);
         stream_write_string(stream, tmp_str);
         nfc_playlist->settings.playlist_length++;
         furi_string_reset(nfc_playlist->file_browser_output);
      }
      file_stream_close(stream);
      furi_string_free(tmp_str);
   }

   stream_free(stream);
   furi_record_close(RECORD_STORAGE);
   if(!item_already_in_playlist) {
      scene_manager_previous_scene(nfc_playlist->scene_manager);
   } else {
      scene_manager_next_scene(nfc_playlist->scene_manager, NfcPlaylistScene_NfcDuplicate);
   }
}

void nfc_playlist_nfc_add_scene_on_enter(void* context) {
   NfcPlaylist* nfc_playlist = context;
   file_browser_configure(
      nfc_playlist->file_browser, ".nfc", NFC_ITEM_LOCATION, true, true, &I_Nfc_10px, true);
   file_browser_set_callback(
      nfc_playlist->file_browser, nfc_playlist_nfc_add_menu_callback, nfc_playlist);
   FuriString* tmp_str = furi_string_alloc_set_str(NFC_ITEM_LOCATION);
   file_browser_start(nfc_playlist->file_browser, tmp_str);
   furi_string_free(tmp_str);

   view_dispatcher_switch_to_view(nfc_playlist->view_dispatcher, NfcPlaylistView_FileBrowser);
}

bool nfc_playlist_nfc_add_scene_on_event(void* context, SceneManagerEvent event) {
   UNUSED(event);
   UNUSED(context);
   return false;
}

void nfc_playlist_nfc_add_scene_on_exit(void* context) {
   NfcPlaylist* nfc_playlist = context;
   file_browser_stop(nfc_playlist->file_browser);
}