[Keymap] Add indicator light bootup fanfare (#10158)

* Add indicator light bootup fanfare

* move fanfare code to new file

* fanfare code in new file and remove unused boards

* new startup fanfare code

* add lock/unlock indicator animation

* input key presses before changing lights

* remove old code

1 files changed, 43 insertions, 0 deletions

diff --git a/users/stanrc85/startup_fanfare.c b/users/stanrc85/startup_fanfare.c
new file mode 100644
index 0000000000..507d9e389c
--- /dev/null
+++ b/users/stanrc85/startup_fanfare.c
@@ -0,0 +1,43 @@
+#include "stanrc85.h"
+
+static uint8_t top = 0;
+static uint8_t middle = 0;
+static uint8_t bottom = 0;
+
+static bool is_enabled = true;
+static bool is_rgblight_startup = true;
+static uint16_t rgblight_startup_loop_timer;
+
+void matrix_scan_user(void) {
+    // Boot up "fanfare"
+    if (is_rgblight_startup && is_keyboard_master()) {
+        if (timer_elapsed(rgblight_startup_loop_timer) > 10) {
+            static uint8_t counter;
+            counter++;
+            if (counter == 1) {
+                top = 1;
+                writePin(INDICATOR_PIN_0, !top);
+                wait_ms(200);
+                top = 0;
+                writePin(INDICATOR_PIN_0, !top);
+            }
+            if (counter == 2) {
+                middle = 1;
+                writePin(INDICATOR_PIN_1, !middle);
+                wait_ms(200);
+                middle = 0;
+                writePin(INDICATOR_PIN_1, !middle);
+            }
+            if (counter == 3) {
+                bottom = 1;
+                writePin(INDICATOR_PIN_2, !bottom);
+                wait_ms(200);
+                bottom = 0;
+                writePin(INDICATOR_PIN_2, !bottom);
+            }
+            if (counter == 4) {
+                is_enabled = is_rgblight_startup = false;
+            }
+        }
+    }
+}