add picopass emulation

applications/external/picopass/views/loclass.c

@@ -0,0 +1,106 @@
+#include "loclass.h"
+#include "../picopass_worker_i.h"
+
+#include <gui/elements.h>
+
+struct Loclass {
+    View* view;
+    LoclassCallback callback;
+    void* context;
+};
+
+typedef struct {
+    FuriString* header;
+    uint8_t num_macs;
+} LoclassViewModel;
+
+static void loclass_draw_callback(Canvas* canvas, void* model) {
+    LoclassViewModel* m = model;
+
+    char draw_str[32] = {};
+    canvas_set_font(canvas, FontSecondary);
+    canvas_draw_str_aligned(canvas, 64, 0, AlignCenter, AlignTop, furi_string_get_cstr(m->header));
+
+    float progress = m->num_macs == 0 ? 0 :
+                                        (float)(m->num_macs) / (float)(LOCLASS_MACS_TO_COLLECT);
+
+    if(progress > 1.0) {
+        progress = 1.0;
+    }
+
+    snprintf(draw_str, sizeof(draw_str), "%d/%d", m->num_macs, LOCLASS_MACS_TO_COLLECT);
+
+    elements_progress_bar_with_text(canvas, 0, 20, 128, progress, draw_str);
+
+    elements_button_center(canvas, "Skip");
+}
+
+static bool loclass_input_callback(InputEvent* event, void* context) {
+    Loclass* loclass = context;
+    bool consumed = false;
+    if(event->type == InputTypeShort && event->key == InputKeyOk) {
+        if(loclass->callback) {
+            loclass->callback(loclass->context);
+        }
+        consumed = true;
+    }
+    return consumed;
+}
+
+Loclass* loclass_alloc() {
+    Loclass* loclass = malloc(sizeof(Loclass));
+    loclass->view = view_alloc();
+    view_allocate_model(loclass->view, ViewModelTypeLocking, sizeof(LoclassViewModel));
+    view_set_draw_callback(loclass->view, loclass_draw_callback);
+    view_set_input_callback(loclass->view, loclass_input_callback);
+    view_set_context(loclass->view, loclass);
+    with_view_model(
+        loclass->view, LoclassViewModel * model, { model->header = furi_string_alloc(); }, false);
+    return loclass;
+}
+
+void loclass_free(Loclass* loclass) {
+    furi_assert(loclass);
+    with_view_model(
+        loclass->view, LoclassViewModel * model, { furi_string_free(model->header); }, false);
+    view_free(loclass->view);
+    free(loclass);
+}
+
+void loclass_reset(Loclass* loclass) {
+    furi_assert(loclass);
+    with_view_model(
+        loclass->view,
+        LoclassViewModel * model,
+        {
+            model->num_macs = 0;
+            furi_string_reset(model->header);
+        },
+        false);
+}
+
+View* loclass_get_view(Loclass* loclass) {
+    furi_assert(loclass);
+    return loclass->view;
+}
+
+void loclass_set_callback(Loclass* loclass, LoclassCallback callback, void* context) {
+    furi_assert(loclass);
+    furi_assert(callback);
+    loclass->callback = callback;
+    loclass->context = context;
+}
+
+void loclass_set_header(Loclass* loclass, const char* header) {
+    furi_assert(loclass);
+    furi_assert(header);
+
+    with_view_model(
+        loclass->view, LoclassViewModel * model, { furi_string_set(model->header, header); }, true);
+}
+
+void loclass_set_num_macs(Loclass* loclass, uint16_t num_macs) {
+    furi_assert(loclass);
+    with_view_model(
+        loclass->view, LoclassViewModel * model, { model->num_macs = num_macs; }, true);
+}