Allow to cycle backwards through the credentials.

It is helpful to be able to go back to the previous credential by pressing the light button. Pressing the light button longer (for more than half a second) activates the LED.
joeycastillo · Jan 20, 2024 · 055d9c9 · 055d9c9
1 parent 82660b4
commit 055d9c9
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Showing 4 changed files with 42 additions and 1 deletion.
diff --git a/movement/watch_faces/complication/totp_face.c b/movement/watch_faces/complication/totp_face.c
@@ -69,6 +69,14 @@ static uint8_t keys[] = {
 
 #define NUMBER_OF_CREDENTIALS (sizeof(credentials) / sizeof(totp_parameters_t))
 
+static uint16_t key_offset(uint8_t credential_index) {
+    uint16_t offset = 0;
+    for (uint8_t i = 0; i < credential_index; ++i) {
+        offset += credentials[i].key_size;
+    }
+    return offset;
+}
+
 static void _update_display(totp_state_t *totp_state) {
     char buf[14];
     div_t result;
@@ -126,8 +134,24 @@ bool totp_face_loop(movement_event_t event, movement_settings_t *settings, void
             TOTP(keys + totp_state->current_key_offset, credentials[totp_state->current_index].key_size, credentials[totp_state->current_index].time_step, credentials[totp_state->current_index].algorithm);
             _update_display(totp_state);
             break;
+        case EVENT_LIGHT_BUTTON_UP:
+            if (totp_state->current_index - 1 >= 0) {
+                totp_state->current_key_offset -= credentials[totp_state->current_index].key_size;
+                totp_state->current_index--;
+            } else {
+                // Wrap around to the last credential.
+                totp_state->current_index = NUMBER_OF_CREDENTIALS - 1;
+                totp_state->current_key_offset = key_offset(totp_state->current_index);
+            }
+            TOTP(keys + totp_state->current_key_offset, credentials[totp_state->current_index].key_size, credentials[totp_state->current_index].time_step, credentials[totp_state->current_index].algorithm);
+            _update_display(totp_state);
+            break;
         case EVENT_ALARM_BUTTON_DOWN:
         case EVENT_ALARM_LONG_PRESS:
+        case EVENT_LIGHT_BUTTON_DOWN:
+            break;
+        case EVENT_LIGHT_LONG_PRESS:
+            movement_illuminate_led();
             break;
         default:
             movement_default_loop_handler(event, settings);

diff --git a/movement/watch_faces/complication/totp_face.h b/movement/watch_faces/complication/totp_face.h
@@ -55,6 +55,8 @@
  *      o Once finished, remove the five provided examples.
  *
  * If you have more than one secret key, press ALARM to cycle through them.
+ * Press LIGHT to cycle in the other direction or keep it pressed longer to
+ * activate the light.
  */
 
 #include "movement.h"

diff --git a/movement/watch_faces/complication/totp_face_lfs.c b/movement/watch_faces/complication/totp_face_lfs.c
@@ -163,7 +163,7 @@ static void totp_face_lfs_read_file(char *filename) {
             continue;
         }
 
-        // If we found a probably valid TOTP record, keep it. 
+        // If we found a probably valid TOTP record, keep it.
         if (totp_records[num_totp_records].secret_size) {
             num_totp_records += 1;
         } else {
@@ -255,8 +255,21 @@ bool totp_face_lfs_loop(movement_event_t event, movement_settings_t *settings, v
             totp_face_set_record(totp_state, (totp_state->current_index + 1) % num_totp_records);
             totp_face_display(totp_state);
             break;
+        case EVENT_LIGHT_BUTTON_UP:
+            if (totp_state->current_index - 1 >= 0) {
+                totp_face_set_record(totp_state, totp_state->current_index - 1);
+            } else {
+                // Wrap around to the last record.
+                totp_face_set_record(totp_state, num_totp_records - 1);
+            }
+            totp_face_display(totp_state);
+            break;
         case EVENT_ALARM_BUTTON_DOWN:
         case EVENT_ALARM_LONG_PRESS:
+        case EVENT_LIGHT_BUTTON_DOWN:
+            break;
+        case EVENT_LIGHT_LONG_PRESS:
+            movement_illuminate_led();
             break;
         default:
             movement_default_loop_handler(event, settings);

diff --git a/movement/watch_faces/complication/totp_face_lfs.h b/movement/watch_faces/complication/totp_face_lfs.h
@@ -47,6 +47,8 @@
  * to modify the URI.
  *
  * If you have more than one secret key, press ALARM to cycle through them.
+ * Press LIGHT to cycle in the other direction or keep it pressed longer to
+ * activate the light.
  */
 
 #include "movement.h"