Momentum-Apps/scenes/nfc_playlist_scene_nfc_select.c

#include "../nfc_playlist.h"

#define MAX_PLAYLIST_SIZE 1000

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

   Storage* storage = furi_record_open(RECORD_STORAGE);
   File* file = storage_file_alloc(storage);
   
   if (storage_file_open(file, furi_string_get_cstr(nfc_playlist->settings.file_path), FSAM_READ_WRITE, FSOM_OPEN_EXISTING)) {
      uint8_t buffer[MAX_PLAYLIST_SIZE];
      uint16_t read_count = storage_file_read(file, buffer, MAX_PLAYLIST_SIZE);
      FuriString* playlist_content = furi_string_alloc();

      for(uint16_t i = 0; i < read_count; i++) {
         furi_string_push_back(playlist_content, buffer[i]);
      }

      if (read_count > 0) {
         furi_string_printf(playlist_content, "\n%s", furi_string_get_cstr(nfc_playlist->file_browser_output));
      } else {
         furi_string_printf(playlist_content, "%s", furi_string_get_cstr(nfc_playlist->file_browser_output));
      }

      storage_file_write(file, furi_string_get_cstr(playlist_content), sizeof(char) * furi_string_utf8_length(playlist_content));

      furi_string_free(playlist_content);
      storage_file_close(file);
   }

   storage_file_free(file);
   furi_record_close(RECORD_STORAGE);
   furi_string_reset(nfc_playlist->file_browser_output);
   
   scene_manager_previous_scene(nfc_playlist->scene_manager);
}

void nfc_playlist_nfc_select_scene_on_enter(void* context) {
   NfcPlaylist* nfc_playlist = context;
   file_browser_configure(
      nfc_playlist->file_browser,
      ".nfc",
      "/ext/nfc/",
      true,
      true,
      &I_Nfc_10px,
      true);
   file_browser_set_callback(nfc_playlist->file_browser, nfc_playlist_nfc_select_menu_callback, nfc_playlist);
   FuriString* tmp_str = furi_string_alloc_set_str("/ext/nfc/");
   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_select_scene_on_event(void* context, SceneManagerEvent event) {
   UNUSED(event);
   UNUSED(context);
   return false;
}

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