1 files changed, 107 insertions, 0 deletions
diff --git a/applications/nfc/scenes/nfc_scene_mf_desfire_data.c b/applications/nfc/scenes/nfc_scene_mf_desfire_data.c
new file mode 100644
index 00000000..0019a084
--- /dev/null
+++ b/applications/nfc/scenes/nfc_scene_mf_desfire_data.c
@@ -0,0 +1,107 @@
+#include "../nfc_i.h"
+
+#define TAG "NfcSceneMfDesfireData"
+
+enum {
+    MifareDesfireDataStateMenu,
+    MifareDesfireDataStateItem, // MUST be last, states >= this correspond with submenu index
+};
+
+enum SubmenuIndex {
+    SubmenuIndexCardInfo,
+    SubmenuIndexDynamic, // dynamic indexes start here
+};
+
+void nfc_scene_mf_desfire_data_submenu_callback(void* context, uint32_t index) {
+    Nfc* nfc = (Nfc*)context;
+
+    view_dispatcher_send_custom_event(nfc->view_dispatcher, index);
+}
+
+void nfc_scene_mf_desfire_data_on_enter(void* context) {
+    Nfc* nfc = context;
+    Submenu* submenu = nfc->submenu;
+    uint32_t state = scene_manager_get_scene_state(nfc->scene_manager, NfcSceneMfDesfireData);
+    MifareDesfireData* data = &nfc->dev->dev_data.mf_df_data;
+
+    text_box_set_font(nfc->text_box, TextBoxFontHex);
+
+    submenu_add_item(
+        submenu,
+        "Card info",
+        SubmenuIndexCardInfo,
+        nfc_scene_mf_desfire_data_submenu_callback,
+        nfc);
+
+    uint16_t cap = NFC_TEXT_STORE_SIZE;
+    char* buf = nfc->text_store;
+    int idx = SubmenuIndexDynamic;
+    for(MifareDesfireApplication* app = data->app_head; app; app = app->next) {
+        int size = snprintf(buf, cap, "App %02x%02x%02x", app->id[0], app->id[1], app->id[2]);
+        if(size < 0 || size >= cap) {
+            FURI_LOG_W(
+                TAG, "Exceeded NFC_TEXT_STORE_SIZE when preparing app id strings; menu truncated");
+            break;
+        }
+        char* label = buf;
+        cap -= size + 1;
+        buf += size + 1;
+        submenu_add_item(submenu, label, idx++, nfc_scene_mf_desfire_data_submenu_callback, nfc);
+    }
+
+    if(state >= MifareDesfireDataStateItem) {
+        submenu_set_selected_item(
+            nfc->submenu, state - MifareDesfireDataStateItem + SubmenuIndexDynamic);
+        scene_manager_set_scene_state(
+            nfc->scene_manager, NfcSceneMfDesfireData, MifareDesfireDataStateMenu);
+    }
+
+    view_dispatcher_switch_to_view(nfc->view_dispatcher, NfcViewMenu);
+}
+
+bool nfc_scene_mf_desfire_data_on_event(void* context, SceneManagerEvent event) {
+    Nfc* nfc = context;
+    bool consumed = false;
+    uint32_t state = scene_manager_get_scene_state(nfc->scene_manager, NfcSceneMfDesfireData);
+    MifareDesfireData* data = &nfc->dev->dev_data.mf_df_data;
+
+    if(event.type == SceneManagerEventTypeCustom) {
+        TextBox* text_box = nfc->text_box;
+        string_reset(nfc->text_box_store);
+        if(event.event == SubmenuIndexCardInfo) {
+            mf_df_cat_card_info(data, nfc->text_box_store);
+            text_box_set_text(text_box, string_get_cstr(nfc->text_box_store));
+            view_dispatcher_switch_to_view(nfc->view_dispatcher, NfcViewTextBox);
+            scene_manager_set_scene_state(
+                nfc->scene_manager,
+                NfcSceneMfDesfireData,
+                MifareDesfireDataStateItem + SubmenuIndexCardInfo);
+            consumed = true;
+        } else {
+            uint16_t index = event.event - SubmenuIndexDynamic;
+            scene_manager_set_scene_state(
+                nfc->scene_manager, NfcSceneMfDesfireData, MifareDesfireDataStateItem + index);
+            scene_manager_set_scene_state(nfc->scene_manager, NfcSceneMfDesfireApp, index << 1);
+            scene_manager_next_scene(nfc->scene_manager, NfcSceneMfDesfireApp);
+            consumed = true;
+        }
+    } else if(event.type == SceneManagerEventTypeBack) {
+        if(state >= MifareDesfireDataStateItem) {
+            view_dispatcher_switch_to_view(nfc->view_dispatcher, NfcViewMenu);
+            scene_manager_set_scene_state(
+                nfc->scene_manager, NfcSceneMfDesfireData, MifareDesfireDataStateMenu);
+            consumed = true;
+        }
+    }
+
+    return consumed;
+}
+
+void nfc_scene_mf_desfire_data_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);
+}