nfc: On-device tag generator (#1319)

* nfc: Add tag generator base
* nfc: Fix BCC generation
* nfc: Add MFUL EV1 generators
* nfc: Fix typos in generator
* nfc: Add NTAG21x generators
* nfc: More const
* nfc: Add NTAG I2C generators
* nfc: Add field names to generator initializers
* nfc: Move generators to add manually scene
* nfc: Revise tag generator UX
* nfc: Revert add manually menu item name
* nfc: Remove unused scene start submenu index

Co-authored-by: あく <alleteam@gmail.com>
Co-authored-by: gornekich <n.gorbadey@gmail.com>

applications/nfc/scenes/nfc_scene_config.h

@@ -37,3 +37,4 @@ ADD_SCENE(nfc, read_mifare_classic, ReadMifareClassic)
 ADD_SCENE(nfc, emulate_mifare_classic, EmulateMifareClassic)
 ADD_SCENE(nfc, mifare_classic_menu, MifareClassicMenu)
 ADD_SCENE(nfc, dict_not_found, DictNotFound)
+ADD_SCENE(nfc, generate_info, GenerateInfo)

applications/nfc/scenes/nfc_scene_generate_info.c

@@ -0,0 +1,55 @@
+#include "../nfc_i.h"
+#include "../helpers/nfc_generators.h"
+
+void nfc_scene_generate_info_dialog_callback(DialogExResult result, void* context) {
+    Nfc* nfc = context;
+
+    view_dispatcher_send_custom_event(nfc->view_dispatcher, result);
+}
+
+void nfc_scene_generate_info_on_enter(void* context) {
+    Nfc* nfc = context;
+
+    // Setup dialog view
+    FuriHalNfcDevData* data = &nfc->dev->dev_data.nfc_data;
+    DialogEx* dialog_ex = nfc->dialog_ex;
+    dialog_ex_set_right_button_text(dialog_ex, "More");
+
+    // Create info text
+    string_t info_str;
+    string_init_printf(
+        info_str, "%s\n%s\nUID:", nfc->generator->name, nfc_get_dev_type(data->type));
+    // Append UID
+    for(int i = 0; i < data->uid_len; ++i) {
+        string_cat_printf(info_str, " %02X", data->uid[i]);
+    }
+    nfc_text_store_set(nfc, string_get_cstr(info_str));
+    string_clear(info_str);
+
+    dialog_ex_set_text(dialog_ex, nfc->text_store, 0, 0, AlignLeft, AlignTop);
+    dialog_ex_set_context(dialog_ex, nfc);
+    dialog_ex_set_result_callback(dialog_ex, nfc_scene_generate_info_dialog_callback);
+
+    view_dispatcher_switch_to_view(nfc->view_dispatcher, NfcViewDialogEx);
+}
+
+bool nfc_scene_generate_info_on_event(void* context, SceneManagerEvent event) {
+    Nfc* nfc = context;
+    bool consumed = false;
+
+    if(event.type == SceneManagerEventTypeCustom) {
+        if(event.event == DialogExResultRight) {
+            scene_manager_next_scene(nfc->scene_manager, nfc->generator->next_scene);
+            consumed = true;
+        }
+    }
+
+    return consumed;
+}
+
+void nfc_scene_generate_info_on_exit(void* context) {
+    Nfc* nfc = context;
+
+    // Clean views
+    dialog_ex_reset(nfc->dialog_ex);
+}

applications/nfc/scenes/nfc_scene_set_type.c

@@ -1,9 +1,11 @@
 #include "../nfc_i.h"
 #include "m-string.h"
+#include "../helpers/nfc_generators.h"
 
 enum SubmenuIndex {
     SubmenuIndexNFCA4,
     SubmenuIndexNFCA7,
+    SubmenuIndexGeneratorsStart,
 };
 
 void nfc_scene_set_type_submenu_callback(void* context, uint32_t index) {
@@ -22,6 +24,14 @@ void nfc_scene_set_type_on_enter(void* context) {
         submenu, "NFC-A 7-bytes UID", SubmenuIndexNFCA7, nfc_scene_set_type_submenu_callback, nfc);
     submenu_add_item(
         submenu, "NFC-A 4-bytes UID", SubmenuIndexNFCA4, nfc_scene_set_type_submenu_callback, nfc);
+
+    // Generators
+    int i = SubmenuIndexGeneratorsStart;
+    for(const NfcGenerator* const* generator = nfc_generators; *generator != NULL;
+        ++generator, ++i) {
+        submenu_add_item(submenu, (*generator)->name, i, nfc_scene_set_type_submenu_callback, nfc);
+    }
+
     view_dispatcher_switch_to_view(nfc->view_dispatcher, NfcViewMenu);
 }
 
@@ -40,6 +50,13 @@ bool nfc_scene_set_type_on_event(void* context, SceneManagerEvent event) {
             nfc->dev->format = NfcDeviceSaveFormatUid;
             scene_manager_next_scene(nfc->scene_manager, NfcSceneSetSak);
             consumed = true;
+        } else {
+            nfc_device_clear(nfc->dev);
+            nfc->generator = nfc_generators[event.event - SubmenuIndexGeneratorsStart];
+            nfc->generator->generator_func(&nfc->dev->dev_data);
+
+            scene_manager_next_scene(nfc->scene_manager, NfcSceneGenerateInfo);
+            consumed = true;
         }
     }
     return consumed;