feat(planck): add tap-space to layer keys

keyboards/planck/keymaps/dudeofawesome/keymap.c

@@ -34,10 +34,13 @@ enum planck_keycodes {
   DVORAK,
   WORKMAN,
   LOWER,
-  RAISE,
+  RAISE
-  BACKLIT
 };
 
+static bool shift_interrupted[2] = {0, 0};
+static uint16_t scs_timer[2] = {0, 0};
+#define TAPPING_TERM 200
+
 const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 
   /* Qwerty
@@ -55,7 +58,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
     {KC_TAB,          KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,    KC_Y,    KC_U,    KC_I,    KC_O,    KC_P,    KC_BSPC        },
     {KC_ESC,          KC_A,    KC_S,    KC_D,    KC_F,    KC_G,    KC_H,    KC_J,    KC_K,    KC_L,    KC_SCLN, KC_ENT         },
     {KC_LSFT,         KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    KC_N,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, RSFT_T(KC_QUOT)},
-    {RGB_TOG, KC_LCTL, KC_LALT, KC_LGUI, LOWER,   KC_SPC,  KC_SPC,  RAISE,   KC_LEFT, KC_DOWN, KC_UP,   KC_RGHT      }
+    {LSFT_T(RGB_TOG), KC_LCTL, KC_LALT, KC_LGUI, LOWER,   KC_SPC,  KC_SPC,  RAISE,   KC_LEFT, KC_DOWN, KC_UP,   KC_RGHT        }
   },
 
   /* Dvorak
@@ -73,7 +76,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
     {KC_TAB,          KC_QUOT, KC_COMM, KC_DOT,  KC_P,    KC_Y,    KC_F,    KC_G,    KC_C,    KC_R,    KC_L,    KC_BSPC        },
     {KC_ESC,          KC_A,    KC_O,    KC_E,    KC_U,    KC_I,    KC_D,    KC_H,    KC_T,    KC_N,    KC_S,    KC_ENT         },
     {KC_LSFT,         KC_SCLN, KC_Q,    KC_J,    KC_K,    KC_X,    KC_B,    KC_M,    KC_W,    KC_V,    KC_Z,    RSFT_T(KC_SLSH)},
-    {RGB_TOG, KC_LCTL, KC_LALT, KC_LGUI, LOWER,   KC_SPC,  KC_SPC,  RAISE,   KC_LEFT, KC_DOWN, KC_UP,   KC_RGHT      }
+    {LSFT_T(RGB_TOG), KC_LCTL, KC_LALT, KC_LGUI, LOWER,   KC_SPC,  KC_SPC,  RAISE,   KC_LEFT, KC_DOWN, KC_UP,   KC_RGHT        }
   },
 
   /* Workman
@@ -91,7 +94,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
     {KC_TAB,          KC_Q,    KC_D,    KC_R,    KC_W,    KC_B,    KC_J,    KC_F,    KC_U,    KC_P,    KC_SCLN, KC_BSPC        },
     {KC_ESC,          KC_A,    KC_S,    KC_H,    KC_T,    KC_G,    KC_Y,    KC_N,    KC_E,    KC_O,    KC_I,    KC_ENT         },
     {KC_LSFT,         KC_Z,    KC_X,    KC_M,    KC_C,    KC_V,    KC_K,    KC_L,    KC_COMM, KC_DOT,  KC_SLSH, RSFT_T(KC_QUOT)},
-    {RGB_TOG, KC_LCTL, KC_LALT, KC_LGUI, LOWER,   KC_SPC,  KC_SPC,  RAISE,   KC_LEFT, KC_DOWN, KC_UP,   KC_RGHT      }
+    {LSFT_T(RGB_TOG), KC_LCTL, KC_LALT, KC_LGUI, LOWER,   KC_SPC,  KC_SPC,  RAISE,   KC_LEFT, KC_DOWN, KC_UP,   KC_RGHT        }
   },
 
   /* Lower
@@ -155,7 +158,6 @@ bool process_record_user(uint16_t keycode, keyrecord_t *record) {
   switch (keycode) {
     case QWERTY:
       if (record->event.pressed) {
-        print("mode just switched to qwerty and this is a huge string\n");
         set_single_persistent_default_layer(_QWERTY);
       }
       return false;
@@ -171,32 +173,38 @@ bool process_record_user(uint16_t keycode, keyrecord_t *record) {
       return false;
     case LOWER:
       if (record->event.pressed) {
+        shift_interrupted[1] = false;
+        scs_timer[1] = timer_read ();
+
         layer_on(_LOWER);
         update_tri_layer(_LOWER, _RAISE, _ADJUST);
-      } else {
+      }
+      else {
+        if (!shift_interrupted[1] && timer_elapsed(scs_timer[1]) < TAPPING_TERM) {
+          register_code(KC_SPC);
+          unregister_code(KC_SPC);
+        }
         layer_off(_LOWER);
         update_tri_layer(_LOWER, _RAISE, _ADJUST);
       }
       return false;
     case RAISE:
       if (record->event.pressed) {
+        shift_interrupted[1] = false;
+        scs_timer[1] = timer_read ();
+
         layer_on(_RAISE);
         update_tri_layer(_LOWER, _RAISE, _ADJUST);
-      } else {
+      }
+      else {
+        if (!shift_interrupted[1] && timer_elapsed(scs_timer[1]) < TAPPING_TERM) {
+          register_code(KC_SPC);
+          unregister_code(KC_SPC);
+        }
         layer_off(_RAISE);
         update_tri_layer(_LOWER, _RAISE, _ADJUST);
       }
       return false;
-    case BACKLIT:
-      if (record->event.pressed) {
-        register_code(KC_RSFT);
-        #ifdef BACKLIGHT_ENABLE
-          backlight_step();
-        #endif
-      } else {
-        unregister_code(KC_RSFT);
-      }
-      return false;
   }
   return true;
 }