-#define ACTION_LMODS_TAP(mods, key) ACTION(ACT_LMODS_TAP,(mods)<<8 | (key))
-#define ACTION_RMODS_TAP(mods, key) ACTION(ACT_RMODS_TAP,(mods)<<8 | (key))
-
-/* Layer Switch */
-#define ACTION_LAYER_SET_ON_PRESSED(layer) ACTION(ACT_LAYER_PRESSED, (layer)<<8 | 0x00)
-#define ACTION_LAYER_SET_ON_RELEASED(layer) ACTION(ACT_LAYER_RELEASED, (layer)<<8 | 0x00)
-#define ACTION_LAYER_BIT(bits) ACTION(ACT_LAYER_BIT, (layer)<<8 | 0x00)
-#define ACTION_LAYER_TO_DEFAULT_ON_PRESSED ACTION(ACT_LAYER_EXT, 0x0<<8 | 0x00)
-#define ACTION_LAYER_TO_DEFAULT_ON_RELEASED ACTION(ACT_LAYER_EXT, 0x1<<8 | 0x00)
-
-#define ACTION_LAYER_TAP_TOGGLE(layer) ACTION(ACT_LAYER_PRESSED, (layer)<<8 | 0xF0)
-#define ACTION_LAYER_BIT_TAP_TOGGLE(layer) ACTION(ACT_LAYER_BIT, (layer)<<8 | 0xF0)
-#define ACTION_LAYER_DEFAULT_TAP_TOGGLE ACTION(ACT_LAYER_EXT, 0x0<<8 | 0xF0)
-
-#define ACTION_LAYER_DEFAULT_SET_ON_PRESSED(layer) ACTION(ACT_LAYER_PRESSED, (layer)<<8 | 0xFF)
-#define ACTION_LAYER_DEFAULT_SET_ON_RELEASED(layer) ACTION(ACT_LAYER_RELEASED, (layer)<<8 | 0xFF)
-#define ACTION_LAYER_DEFAULT_BIT(bits) ACTION(ACT_LAYER_BIT, (bits)<<8 | 0xFF)
-#define ACTION_LAYER_DEFAULT_SET_CURRENT_ON_PRESSED ACTION(ACT_LAYER_EXT, 0x0<<8 | 0xFF)
-#define ACTION_LAYER_DEFAULT_SET_CURRENT_ON_RELEASED ACTION(ACT_LAYER_EXT, 0x1<<8 | 0xFF)
-
-#define ACTION_LAYER_SET_TAP_KEY(layer, key) ACTION(ACT_LAYER_PRESSED, (layer)<<8 | (key))
-#define ACTION_LAYER_BIT_TAP_KEY(bits, key) ACTION(ACT_LAYER_BIT, (layer)<<8 | (key))
-#define ACTION_LAYER_DEFAULT_SET_TAP_KEY(key) ACTION(ACT_LAYER_EXT, 0x0<<8 | (key))
+#define ACTION_LMODS_TAP_KEY(mods, key) ACTION(ACT_LMODS_TAP, MODS4(mods)<<8 | (key))
+#define ACTION_LMODS_ONESHOT(mods) ACTION(ACT_LMODS_TAP, MODS4(mods)<<8 | P_ONESHOT)
+#define ACTION_RMODS_TAP_KEY(mods, key) ACTION(ACT_RMODS_TAP, MODS4(mods)<<8 | (key))
+#define ACTION_RMODS_ONESHOT(mods) ACTION(ACT_RMODS_TAP, MODS4(mods)<<8 | P_ONESHOT)
+/* Mod + Tap key */
+#define ACTION_LMOD_TAP_KEY(mod, key) ACTION(ACT_LMODS_TAP, MODS4(MOD_BIT(mod))<<8 | (key))
+#define ACTION_LMOD_ONESHOT(mod) ACTION(ACT_LMODS_TAP, MODS4(MOD_BIT(mod))<<8 | P_ONESHOT)
+#define ACTION_RMOD_TAP_KEY(mod, key) ACTION(ACT_RMODS_TAP, MODS4(MOD_BIT(mod))<<8 | (key))
+#define ACTION_RMOD_ONESHOT(mod) ACTION(ACT_RMODS_TAP, MODS4(MOD_BIT(mod))<<8 | P_ONESHOT)
+
+// TODO: contemplate about layer action
+/* Switch current layer */
+#define ACTION_LAYER_SET(layer) ACTION(ACT_LAYER_PRESSED, (layer)<<8 | 0x00)
+#define ACTION_LAYER_SET_ON_PRESSED(layer) ACTION(ACT_LAYER_PRESSED, (layer)<<8 | 0x00)
+#define ACTION_LAYER_SET_ON_RELEASED(layer) ACTION(ACT_LAYER_RELEASED, (layer)<<8 | 0x00)
+#define ACTION_LAYER_BIT(bits) ACTION(ACT_LAYER_BIT, (bits)<<8 | 0x00)
+#define ACTION_LAYER_SET_DEFAULT ACTION(ACT_LAYER_EXT, 0x0<<8 | 0x00)
+#define ACTION_LAYER_RETURN_DEFAULT ACTION(ACT_LAYER_EXT, 0x1<<8 | 0x00)
+#define ACTION_LAYER_SET_DEFAULT_ON_PRESSED ACTION(ACT_LAYER_EXT, 0x0<<8 | 0x00)
+#define ACTION_LAYER_SET_DEFAULT_ON_RELEASED ACTION(ACT_LAYER_EXT, 0x1<<8 | 0x00)
+/* Switch default layer */
+#define ACTION_LAYER_DEFAULT_SET(layer) ACTION(ACT_LAYER_PRESSED, (layer)<<8 | 0xFF)
+#define ACTION_LAYER_DEFAULT_SET_ON_PRESSED(layer) ACTION(ACT_LAYER_PRESSED, (layer)<<8 | 0xFF)
+#define ACTION_LAYER_DEFAULT_SET_ON_RELEASED(layer) ACTION(ACT_LAYER_RELEASED, (layer)<<8 | 0xFF)
+#define ACTION_LAYER_DEFAULT_BIT(bits) ACTION(ACT_LAYER_BIT, (bits)<<8 | 0xFF)
+#define ACTION_LAYER_DEFAULT_SET_CURRENT_ON_PRESSED ACTION(ACT_LAYER_EXT, 0x0<<8 | 0xFF)
+#define ACTION_LAYER_DEFAULT_SET_CURRENT_ON_RELEASED ACTION(ACT_LAYER_EXT, 0x1<<8 | 0xFF)
+/* Layer switch with tap key */
+#define ACTION_LAYER_SET_TAP_KEY(layer, key) ACTION(ACT_LAYER_PRESSED, (layer)<<8 | (key))
+#define ACTION_LAYER_BIT_TAP_KEY(bits, key) ACTION(ACT_LAYER_BIT, (bits)<<8 | (key))
+#define ACTION_LAYER_DEFAULT_SET_TAP_KEY(key) ACTION(ACT_LAYER_EXT, 0x0<<8 | (key))
+/* Layer switch with tap toggle */
+#define ACTION_LAYER_SET_ON_PRESSED_TAP_TOGGLE(layer) ACTION(ACT_LAYER_PRESSED, (layer)<<8 | 0xF0)
+#define ACTION_LAYER_SET_ON_RELEASED_TAP_TOGGLE(layer) ACTION(ACT_LAYER_RELEASED, (layer)<<8 | 0xF0)
+#define ACTION_LAYER_BIT_TAP_TOGGLE(layer) ACTION(ACT_LAYER_BIT, (layer)<<8 | 0xF0)
+#define ACTION_LAYER_DEFAULT_TAP_TOGGLE ACTION(ACT_LAYER_EXT, 0x0<<8 | 0xF0)