Nfc: add field testing (#1027)

* Nfc: add field cli command
* Nfc: add field test in debug menu
* Nfc: warning message for field tests
* Format sources

applications/nfc/scenes/nfc_scene_debug.c

@@ -0,0 +1,54 @@
+#include "../nfc_i.h"
+
+enum SubmenuDebugIndex {
+    SubmenuDebugIndexField,
+    SubmenuDebugIndexApdu,
+};
+
+void nfc_scene_debug_submenu_callback(void* context, uint32_t index) {
+    Nfc* nfc = (Nfc*)context;
+
+    view_dispatcher_send_custom_event(nfc->view_dispatcher, index);
+}
+
+void nfc_scene_debug_on_enter(void* context) {
+    Nfc* nfc = (Nfc*)context;
+    Submenu* submenu = nfc->submenu;
+
+    submenu_add_item(
+        submenu, "Field", SubmenuDebugIndexField, nfc_scene_debug_submenu_callback, nfc);
+    submenu_add_item(
+        submenu, "Apdu", SubmenuDebugIndexApdu, nfc_scene_debug_submenu_callback, nfc);
+
+    submenu_set_selected_item(
+        submenu, scene_manager_get_scene_state(nfc->scene_manager, NfcSceneDebug));
+
+    nfc_device_clear(nfc->dev);
+    view_dispatcher_switch_to_view(nfc->view_dispatcher, NfcViewMenu);
+}
+
+bool nfc_scene_debug_on_event(void* context, SceneManagerEvent event) {
+    Nfc* nfc = (Nfc*)context;
+    bool consumed = false;
+
+    if(event.type == SceneManagerEventTypeCustom) {
+        if(event.event == SubmenuDebugIndexField) {
+            scene_manager_set_scene_state(
+                nfc->scene_manager, NfcSceneDebug, SubmenuDebugIndexField);
+            scene_manager_next_scene(nfc->scene_manager, NfcSceneField);
+            consumed = true;
+        } else if(event.event == SubmenuDebugIndexApdu) {
+            scene_manager_set_scene_state(
+                nfc->scene_manager, NfcSceneDebug, SubmenuDebugIndexApdu);
+            scene_manager_next_scene(nfc->scene_manager, NfcSceneEmulateApduSequence);
+            consumed = true;
+        }
+    }
+    return consumed;
+}
+
+void nfc_scene_debug_on_exit(void* context) {
+    Nfc* nfc = (Nfc*)context;
+
+    submenu_reset(nfc->submenu);
+}