[FL-3388] NFC/RFID detector (#2795)

* Field_Validation: add driver fild_validation_rfid
* Field_Validation: add fild_validation_nfc
* Field_Presence: added field validation functions to furi_hal_nfc
* Field_Presence: added field validation functions to furi_hal_rfid
* Field_Presence: add "NFC/RFID detector" app
* Field_Presence: fix GUI "NFC/RFID detector"
* NFC/RFID detector: add auto turn on backlight when field is detected
* NFC/RFID detector: fix syntax errors
* ApiSymbols: fix incorrect name
* FuriHal: filed detect naming
* FieldDetector: fix grammar

Co-authored-by: Aleksandr Kutuzov <alleteam@gmail.com>

applications/external/nfc_rfid_detector/views/nfc_rfid_detector_view_field_presence.c

@@ -0,0 +1,164 @@
+#include "nfc_rfid_detector_view_field_presence.h"
+#include "../nfc_rfid_detector_app_i.h"
+#include <nfc_rfid_detector_icons.h>
+
+#include <input/input.h>
+#include <gui/elements.h>
+
+#define FIELD_FOUND_WEIGHT 5
+
+typedef enum {
+    NfcRfidDetectorTypeFieldPresenceNfc,
+    NfcRfidDetectorTypeFieldPresenceRfid,
+} NfcRfidDetectorTypeFieldPresence;
+
+static const Icon* NfcRfidDetectorFieldPresenceIcons[] = {
+    [NfcRfidDetectorTypeFieldPresenceNfc] = &I_NFC_detect_45x30,
+    [NfcRfidDetectorTypeFieldPresenceRfid] = &I_Rfid_detect_45x30,
+};
+
+struct NfcRfidDetectorFieldPresence {
+    View* view;
+};
+
+typedef struct {
+    uint8_t nfc_field;
+    uint8_t rfid_field;
+    uint32_t rfid_frequency;
+} NfcRfidDetectorFieldPresenceModel;
+
+void nfc_rfid_detector_view_field_presence_update(
+    NfcRfidDetectorFieldPresence* instance,
+    bool nfc_field,
+    bool rfid_field,
+    uint32_t rfid_frequency) {
+    furi_assert(instance);
+    with_view_model(
+        instance->view,
+        NfcRfidDetectorFieldPresenceModel * model,
+        {
+            if(nfc_field) {
+                model->nfc_field = FIELD_FOUND_WEIGHT;
+            } else if(model->nfc_field) {
+                model->nfc_field--;
+            }
+            if(rfid_field) {
+                model->rfid_field = FIELD_FOUND_WEIGHT;
+                model->rfid_frequency = rfid_frequency;
+            } else if(model->rfid_field) {
+                model->rfid_field--;
+            }
+        },
+        true);
+}
+
+void nfc_rfid_detector_view_field_presence_draw(
+    Canvas* canvas,
+    NfcRfidDetectorFieldPresenceModel* model) {
+    canvas_clear(canvas);
+    canvas_set_color(canvas, ColorBlack);
+
+    if(!model->nfc_field && !model->rfid_field) {
+        canvas_draw_icon(canvas, 0, 16, &I_Modern_reader_18x34);
+        canvas_draw_icon(canvas, 22, 12, &I_Move_flipper_26x39);
+        canvas_set_font(canvas, FontSecondary);
+        canvas_draw_str(canvas, 56, 36, "Touch the reader");
+    } else {
+        if(model->nfc_field) {
+            canvas_set_font(canvas, FontPrimary);
+            canvas_draw_str(canvas, 21, 10, "NFC");
+            canvas_draw_icon(
+                canvas,
+                9,
+                17,
+                NfcRfidDetectorFieldPresenceIcons[NfcRfidDetectorTypeFieldPresenceNfc]);
+            canvas_set_font(canvas, FontSecondary);
+            canvas_draw_str(canvas, 9, 62, "13,56 MHz");
+        }
+
+        if(model->rfid_field) {
+            char str[16];
+            snprintf(str, sizeof(str), "%.02f KHz", (double)model->rfid_frequency / 1000);
+            canvas_set_font(canvas, FontPrimary);
+            canvas_draw_str(canvas, 76, 10, "LF RFID");
+            canvas_draw_icon(
+                canvas,
+                71,
+                17,
+                NfcRfidDetectorFieldPresenceIcons[NfcRfidDetectorTypeFieldPresenceRfid]);
+            canvas_set_font(canvas, FontSecondary);
+            canvas_draw_str(canvas, 69, 62, str);
+        }
+    }
+}
+
+bool nfc_rfid_detector_view_field_presence_input(InputEvent* event, void* context) {
+    furi_assert(context);
+    NfcRfidDetectorFieldPresence* instance = context;
+    UNUSED(instance);
+
+    if(event->key == InputKeyBack) {
+        return false;
+    }
+
+    return true;
+}
+
+void nfc_rfid_detector_view_field_presence_enter(void* context) {
+    furi_assert(context);
+    NfcRfidDetectorFieldPresence* instance = context;
+    with_view_model(
+        instance->view,
+        NfcRfidDetectorFieldPresenceModel * model,
+        {
+            model->nfc_field = 0;
+            model->rfid_field = 0;
+            model->rfid_frequency = 0;
+        },
+        true);
+}
+
+void nfc_rfid_detector_view_field_presence_exit(void* context) {
+    furi_assert(context);
+    NfcRfidDetectorFieldPresence* instance = context;
+    UNUSED(instance);
+}
+
+NfcRfidDetectorFieldPresence* nfc_rfid_detector_view_field_presence_alloc() {
+    NfcRfidDetectorFieldPresence* instance = malloc(sizeof(NfcRfidDetectorFieldPresence));
+
+    // View allocation and configuration
+    instance->view = view_alloc();
+
+    view_allocate_model(
+        instance->view, ViewModelTypeLocking, sizeof(NfcRfidDetectorFieldPresenceModel));
+    view_set_context(instance->view, instance);
+    view_set_draw_callback(
+        instance->view, (ViewDrawCallback)nfc_rfid_detector_view_field_presence_draw);
+    view_set_input_callback(instance->view, nfc_rfid_detector_view_field_presence_input);
+    view_set_enter_callback(instance->view, nfc_rfid_detector_view_field_presence_enter);
+    view_set_exit_callback(instance->view, nfc_rfid_detector_view_field_presence_exit);
+
+    with_view_model(
+        instance->view,
+        NfcRfidDetectorFieldPresenceModel * model,
+        {
+            model->nfc_field = 0;
+            model->rfid_field = 0;
+            model->rfid_frequency = 0;
+        },
+        true);
+    return instance;
+}
+
+void nfc_rfid_detector_view_field_presence_free(NfcRfidDetectorFieldPresence* instance) {
+    furi_assert(instance);
+
+    view_free(instance->view);
+    free(instance);
+}
+
+View* nfc_rfid_detector_view_field_presence_get_view(NfcRfidDetectorFieldPresence* instance) {
+    furi_assert(instance);
+    return instance->view;
+}

applications/external/nfc_rfid_detector/views/nfc_rfid_detector_view_field_presence.h

@@ -0,0 +1,19 @@
+#pragma once
+
+#include <gui/view.h>
+#include "../helpers/nfc_rfid_detector_types.h"
+#include "../helpers/nfc_rfid_detector_event.h"
+
+typedef struct NfcRfidDetectorFieldPresence NfcRfidDetectorFieldPresence;
+
+void nfc_rfid_detector_view_field_presence_update(
+    NfcRfidDetectorFieldPresence* instance,
+    bool nfc_field,
+    bool rfid_field,
+    uint32_t rfid_frequency);
+
+NfcRfidDetectorFieldPresence* nfc_rfid_detector_view_field_presence_alloc();
+
+void nfc_rfid_detector_view_field_presence_free(NfcRfidDetectorFieldPresence* instance);
+
+View* nfc_rfid_detector_view_field_presence_get_view(NfcRfidDetectorFieldPresence* instance);