From 8196a31ae725a83dc8f4f7240cecb618bf152d6d Mon Sep 17 00:00:00 2001
From: yohan <783b8c87@scimetis.net>
Date: Mon, 12 Aug 2019 22:36:25 +0200
Subject: [PATCH] Disabled all print except user to reduce firmware size. Using
 LED 1 for default layer change and CAPS/SCROLL/NUM LOCK.

---
 layouts/community/ergodox/bepo/config.h |  1 +
 layouts/community/ergodox/bepo/keymap.c | 80 +++++++++++++++----------
 2 files changed, 50 insertions(+), 31 deletions(-)
 create mode 100644 layouts/community/ergodox/bepo/config.h

diff --git a/layouts/community/ergodox/bepo/config.h b/layouts/community/ergodox/bepo/config.h
new file mode 100644
index 000000000..5e1571c12
--- /dev/null
+++ b/layouts/community/ergodox/bepo/config.h
@@ -0,0 +1 @@
+#define USER_PRINT
diff --git a/layouts/community/ergodox/bepo/keymap.c b/layouts/community/ergodox/bepo/keymap.c
index fce0f0968..30d207e59 100644
--- a/layouts/community/ergodox/bepo/keymap.c
+++ b/layouts/community/ergodox/bepo/keymap.c
@@ -21,6 +21,8 @@ enum custom_keycodes {
   EPRM,
 };
 
+bool base_layer_is_bepo = true;
+
 const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 /* Keymap 0: default layer
  *
@@ -385,46 +387,62 @@ bool process_record_user(uint16_t keycode, keyrecord_t *record) {
 
 uint32_t layer_state_set_user(uint32_t state) {
   uint8_t layer = biton32(state);
-  ergodox_board_led_off();
-  ergodox_right_led_1_off();
   ergodox_right_led_2_off();
   ergodox_right_led_3_off();
   switch (layer) {
-    case 1:
-      ergodox_right_led_1_on();
-      uprintf("layer:1\n");
-      break;
-    case 2:
-      ergodox_right_led_2_on();
-      uprintf("layer:2\n");
-      break;
-    case 3:
-      ergodox_right_led_3_on();
-      uprintf("layer:3\n");
-      break;
-    case 4:
-      ergodox_right_led_1_on();
-      ergodox_right_led_2_on();
-      uprintf("layer:4\n");
-      break;
-    case 5:
-      ergodox_right_led_1_on();
-      ergodox_right_led_3_on();
-      uprintf("layer:5\n");
-      break;
-    case 6:
-      ergodox_right_led_2_on();
-      ergodox_right_led_3_on();
-      uprintf("layer:6\n");
-      break;
     case 7:
-      ergodox_right_led_1_on();
-      ergodox_right_led_2_on();
       ergodox_right_led_3_on();
       uprintf("layer:7\n");
       break;
+    case 8:
+      ergodox_right_led_2_on();
+      uprintf("layer:8\n");
+      break;
     default:
       break;
   }
   return state;
 };
+
+uint32_t default_layer_state_set_user(uint32_t state) {
+  uint8_t layer = biton32(state);
+  ergodox_right_led_1_off();
+  switch (layer) {
+    case 0:
+      uprintf("default layer:0\n");
+      base_layer_is_bepo = true;
+      break;
+    case 1:
+      ergodox_right_led_1_on();
+      uprintf("default layer:1\n");
+      base_layer_is_bepo = false;
+      break;
+    case 4:
+      ergodox_right_led_1_on();
+      uprintf("default layer:4\n");
+      base_layer_is_bepo = false;
+      break;
+    default:
+      break;
+  }
+  return state;
+};
+
+// Runs constantly in the background, in a loop.
+void led_set_user(uint8_t usb_led) {
+    if (! base_layer_is_bepo) {
+        ergodox_right_led_1_on();
+    }
+    else if (usb_led & (1<<USB_LED_NUM_LOCK)) {
+        ergodox_right_led_1_on();
+    }
+    else if (usb_led & (1<<USB_LED_CAPS_LOCK)) {
+        ergodox_right_led_1_on();
+    }
+    else if (usb_led & (1<<USB_LED_SCROLL_LOCK)) {
+        ergodox_right_led_1_on();
+    }
+    else {
+        ergodox_right_led_1_off();
+    }
+};