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#include "../nfc_i.h"
#define TAG "NfcSceneMfDesfireApp"
enum SubmenuIndex {
SubmenuIndexAppInfo,
SubmenuIndexDynamic, // dynamic indexes start here
};
MifareDesfireApplication* nfc_scene_mf_desfire_app_get_app(Nfc* nfc) {
uint32_t app_idx = scene_manager_get_scene_state(nfc->scene_manager, NfcSceneMfDesfireApp) >>
1;
MifareDesfireApplication* app = nfc->dev->dev_data.mf_df_data.app_head;
for(uint32_t i = 0; i < app_idx && app; i++) {
app = app->next;
}
return app;
}
void nfc_scene_mf_desfire_app_submenu_callback(void* context, uint32_t index) {
Nfc* nfc = context;
view_dispatcher_send_custom_event(nfc->view_dispatcher, index);
}
void nfc_scene_mf_desfire_app_on_enter(void* context) {
Nfc* nfc = context;
Submenu* submenu = nfc->submenu;
MifareDesfireApplication* app = nfc_scene_mf_desfire_app_get_app(nfc);
if(!app) {
popup_set_icon(nfc->popup, 5, 5, &I_WarningDolphin_45x42);
popup_set_header(nfc->popup, "Internal Error!", 55, 12, AlignLeft, AlignBottom);
popup_set_text(
nfc->popup,
"No app selected.\nThis should\nnever happen,\nplease file a bug.",
55,
15,
AlignLeft,
AlignTop);
view_dispatcher_switch_to_view(nfc->view_dispatcher, NfcViewPopup);
FURI_LOG_E(TAG, "Bad state. No app selected?");
return;
}
text_box_set_font(nfc->text_box, TextBoxFontHex);
submenu_add_item(
submenu, "App info", SubmenuIndexAppInfo, nfc_scene_mf_desfire_app_submenu_callback, nfc);
uint16_t cap = NFC_TEXT_STORE_SIZE;
char* buf = nfc->text_store;
int idx = SubmenuIndexDynamic;
for(MifareDesfireFile* file = app->file_head; file; file = file->next) {
int size = snprintf(buf, cap, "File %d", file->id);
if(size < 0 || size >= cap) {
FURI_LOG_W(
TAG,
"Exceeded NFC_TEXT_STORE_SIZE when preparing file id strings; menu truncated");
break;
}
char* label = buf;
cap -= size + 1;
buf += size + 1;
submenu_add_item(submenu, label, idx++, nfc_scene_mf_desfire_app_submenu_callback, nfc);
}
view_dispatcher_switch_to_view(nfc->view_dispatcher, NfcViewMenu);
}
bool nfc_scene_mf_desfire_app_on_event(void* context, SceneManagerEvent event) {
Nfc* nfc = context;
bool consumed = false;
uint32_t state = scene_manager_get_scene_state(nfc->scene_manager, NfcSceneMfDesfireApp);
if(event.type == SceneManagerEventTypeCustom) {
MifareDesfireApplication* app = nfc_scene_mf_desfire_app_get_app(nfc);
TextBox* text_box = nfc->text_box;
string_reset(nfc->text_box_store);
if(event.event == SubmenuIndexAppInfo) {
mf_df_cat_application_info(app, nfc->text_box_store);
} else {
uint16_t index = event.event - SubmenuIndexDynamic;
MifareDesfireFile* file = app->file_head;
for(int i = 0; file && i < index; i++) {
file = file->next;
}
if(!file) {
return false;
}
mf_df_cat_file(file, nfc->text_box_store);
}
text_box_set_text(text_box, string_get_cstr(nfc->text_box_store));
scene_manager_set_scene_state(nfc->scene_manager, NfcSceneMfDesfireApp, state | 1);
view_dispatcher_switch_to_view(nfc->view_dispatcher, NfcViewTextBox);
consumed = true;
} else if(event.type == SceneManagerEventTypeBack) {
if(state & 1) {
view_dispatcher_switch_to_view(nfc->view_dispatcher, NfcViewMenu);
scene_manager_set_scene_state(nfc->scene_manager, NfcSceneMfDesfireApp, state & ~1);
consumed = true;
}
}
return consumed;
}
void nfc_scene_mf_desfire_app_on_exit(void* context) {
Nfc* nfc = context;
// Clear views
text_box_reset(nfc->text_box);
string_reset(nfc->text_box_store);
submenu_reset(nfc->submenu);
}
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