From b05a4b1a4be36e00095eac3188b3b748c5fe1362 Mon Sep 17 00:00:00 2001
From: Konstantin Đorđević <vomindoraan@gmail.com>
Date: Mon, 18 Feb 2019 05:41:03 +0100
Subject: Replace td_lshift_fn with generic td_mod_layer, add TD_RCTL_FN

Move TD_FN_RCTL after TD_RCTL_FN
---
 users/konstantin/tap_dance.c | 78 ++++++++++++++++++++++++--------------------
 users/konstantin/tap_dance.h |  6 ++--
 2 files changed, 47 insertions(+), 37 deletions(-)

(limited to 'users')

diff --git a/users/konstantin/tap_dance.c b/users/konstantin/tap_dance.c
index cdf7b731c..166bb10a6 100644
--- a/users/konstantin/tap_dance.c
+++ b/users/konstantin/tap_dance.c
@@ -1,31 +1,59 @@
 #include "tap_dance.h"
 #include "konstantin.h"
 
-#define ACTION_TAP_DANCE_DOUBLE_MODS(mod1, mod2) { \
-    .fn = { td_double_mods_each, NULL, td_double_mods_reset }, \
-    .user_data = &(qk_tap_dance_pair_t){ mod1, mod2 }, \
+#define ACTION_TAP_DANCE_DOUBLE_MODS(mod1, mod2) {                    \
+    .fn        = { td_double_mods_each, NULL, td_double_mods_reset }, \
+    .user_data = &(qk_tap_dance_pair_t){ mod1, mod2 },                \
   }
 
 void td_double_mods_each(qk_tap_dance_state_t *state, void *user_data) {
-  qk_tap_dance_pair_t *mods = (qk_tap_dance_pair_t *)user_data;
+  qk_tap_dance_pair_t *data = (qk_tap_dance_pair_t *)user_data;
   // Single tap → mod1, double tap → mod2, triple tap etc. → mod1+mod2
   if (state->count == 1 || state->count == 3) {
-    register_code(mods->kc1);
+    register_code(data->kc1);
   } else if (state->count == 2) {
-    unregister_code(mods->kc1);
-    register_code(mods->kc2);
+    unregister_code(data->kc1);
+    register_code(data->kc2);
   }
-  // Prevent tap dance from sending kc1 and kc2 as weak mods
-  state->weak_mods &= ~(MOD_BIT(mods->kc1) | MOD_BIT(mods->kc2));
+  // Prevent tap dance from sending the mods as weak mods
+  state->weak_mods &= ~(MOD_BIT(data->kc1) | MOD_BIT(data->kc2));
 }
 
 void td_double_mods_reset(qk_tap_dance_state_t *state, void *user_data) {
-  qk_tap_dance_pair_t *mods = (qk_tap_dance_pair_t *)user_data;
+  qk_tap_dance_pair_t *data = (qk_tap_dance_pair_t *)user_data;
   if (state->count == 1 || state->count >= 3) {
-    unregister_code(mods->kc1);
+    unregister_code(data->kc1);
   }
   if (state->count >= 2) {
-    unregister_code(mods->kc2);
+    unregister_code(data->kc2);
+  }
+}
+
+#define ACTION_TAP_DANCE_MOD_LAYER(mod, layer) {                  \
+    .fn        = { td_mod_layer_each, NULL, td_mod_layer_reset }, \
+    .user_data = &(qk_tap_dance_dual_role_t){ mod, layer },       \
+  }
+
+void td_mod_layer_each(qk_tap_dance_state_t *state, void *user_data) {
+  qk_tap_dance_dual_role_t *data = (qk_tap_dance_dual_role_t *)user_data;
+  // Single tap → mod, double tap → layer, triple tap etc. → mod+layer
+  if (state->count == 1 || state->count == 3) {
+    register_code(data->kc);
+  } else if (state->count == 2) {
+    unregister_code(data->kc);
+    // Prevent tap dance from sending the mod as a weak mod
+    state->weak_mods &= ~MOD_BIT(data->kc);
+    layer_on(data->layer);
+  }
+}
+
+void td_mod_layer_reset(qk_tap_dance_state_t *state, void *user_data) {
+  qk_tap_dance_dual_role_t *data = (qk_tap_dance_dual_role_t *)user_data;
+  if (state->count == 1 || state->count >= 3) {
+    unregister_code(data->kc);
+  }
+  if (state->count >= 2) {
+    layer_off(data->layer);
   }
 }
 
@@ -60,27 +88,6 @@ void td_fn_rctrl_reset(qk_tap_dance_state_t *state, void *user_data) {
   td_fn_rctrl_data.started = false;
 }
 
-void td_lshift_fn_each(qk_tap_dance_state_t *state, void *user_data) {
-  // Single tap → LShift, double tap → Fn, triple tap etc. → Fn+LShift
-  if (state->count == 1 || state->count == 3) {
-    register_code(KC_LSFT);
-  } else if (state->count == 2) {
-    unregister_code(KC_LSFT);
-    // Prevent tap dance from sending LShift as a weak mod
-    state->weak_mods &= ~MOD_BIT(KC_LSFT);
-    layer_on(L_FN);
-  }
-}
-
-void td_lshift_fn_reset(qk_tap_dance_state_t *state, void *user_data) {
-  if (state->count == 1 || state->count >= 3) {
-    unregister_code(KC_LSFT);
-  }
-  if (state->count >= 2) {
-    layer_off(L_FN);
-  }
-}
-
 qk_tap_dance_action_t tap_dance_actions[] = {
   [TD_DST_A_R] = ACTION_TAP_DANCE_DOUBLE(DST_ADD, DST_REM),
 
@@ -88,6 +95,7 @@ qk_tap_dance_action_t tap_dance_actions[] = {
   [TD_RAL_RGU] = ACTION_TAP_DANCE_DOUBLE_MODS(KC_RALT, KC_RGUI),
   [TD_RCT_RSF] = ACTION_TAP_DANCE_DOUBLE_MODS(KC_RCTL, KC_RSFT),
 
-  [TD_FN_RCTL] = ACTION_TAP_DANCE_FN_ADVANCED(td_fn_rctrl_each,  NULL, td_fn_rctrl_reset),
-  [TD_LSFT_FN] = ACTION_TAP_DANCE_FN_ADVANCED(td_lshift_fn_each, NULL, td_lshift_fn_reset),
+  [TD_LSFT_FN] = ACTION_TAP_DANCE_MOD_LAYER(KC_LSFT, L_FN),
+  [TD_RCTL_FN] = ACTION_TAP_DANCE_MOD_LAYER(KC_RCTL, L_FN),
+  [TD_FN_RCTL] = ACTION_TAP_DANCE_FN_ADVANCED(td_fn_rctrl_each, NULL, td_fn_rctrl_reset),
 };
diff --git a/users/konstantin/tap_dance.h b/users/konstantin/tap_dance.h
index 1757e9b11..ad7c04cb7 100644
--- a/users/konstantin/tap_dance.h
+++ b/users/konstantin/tap_dance.h
@@ -8,8 +8,9 @@
 #define RAL_RGU TD(TD_RAL_RGU)
 #define RCT_RSF TD(TD_RCT_RSF)
 
-#define FN_RCTL TD(TD_FN_RCTL)
 #define LSFT_FN TD(TD_LSFT_FN)
+#define RCTL_FN TD(TD_RCTL_FN)
+#define FN_RCTL TD(TD_FN_RCTL)
 
 enum tap_dance {
   TD_DST_A_R,
@@ -18,6 +19,7 @@ enum tap_dance {
   TD_RAL_RGU,
   TD_RCT_RSF,
 
-  TD_FN_RCTL,
   TD_LSFT_FN,
+  TD_RCTL_FN,
+  TD_FN_RCTL,
 };
-- 
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