tv44: Rearrange belak keymap and add some tap dance magic

keyboards/tv44/keymaps/belak/Makefile

@@ -1,9 +1,11 @@
 #BOOTMAGIC_ENABLE = no       # Virtual DIP switch configuration(+1000)
 MOUSEKEY_ENABLE = no       # Mouse keys(+4700)
 #EXTRAKEY_ENABLE = yes       # Audio control and System control(+450)
-#CONSOLE_ENABLE = no         # Console for debug(+400)
+#CONSOLE_ENABLE = yes        # Console for debug(+400)
+#DEBUG_ENABLE = yes
 #COMMAND_ENABLE = yes        # Commands for debug and configuration
 NKRO_ENABLE = yes           # Nkey Rollover - if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
+TAP_DANCE_ENABLE = yes
 
 ifndef QUANTUM_DIR
 	include ../../../../Makefile

keyboards/tv44/keymaps/belak/keymap.c

@@ -1,5 +1,6 @@
 #include "tv44.h"
 #include "action_layer.h"
+#include "debug.h"
 #include "eeconfig.h"
 
 // Layer names. We stick to 3 letters if possible so MO(NAME) fits in 7
@@ -14,20 +15,46 @@
 #define L_CURBR LSFT(KC_LBRC)
 #define R_CURBR LSFT(KC_RBRC)
 
-#define BE_ESC  LSFT_T(KC_ESC)
+#define L1_TAB  LT(_L1, KC_TAB)
+#define L2_ESC  LT(_L2, KC_ESC)
 #define L2_SLSH LT(_L2, KC_SLSH)
 #define L3_QUOT LT(_L3, KC_QUOT)
-#define L3_TAB  LT(_L3, KC_TAB)
+
+// Tap dance magic
+#define TD_LGUI TD(BE_TD_GUI)
+#define TD_LCTL TD(BE_TD_CTL)
+#define TD_LALT TD(BE_TD_ALT)
+
+enum belak_td {
+    BE_TD_GUI = 0,
+    BE_TD_CTL,
+    BE_TD_ALT,
+};
+
+void mod_tap_fn(qk_tap_dance_state_t *state, void *user_data);
+void mod_reset_fn(qk_tap_dance_state_t *state, void *user_data);
+
+qk_tap_dance_action_t tap_dance_actions[] = {
+    [BE_TD_GUI] = ACTION_TAP_DANCE_FN_ADVANCED(mod_tap_fn, NULL, mod_reset_fn),
+    [BE_TD_CTL] = ACTION_TAP_DANCE_FN_ADVANCED(mod_tap_fn, NULL, mod_reset_fn),
+    [BE_TD_ALT] = ACTION_TAP_DANCE_FN_ADVANCED(mod_tap_fn, NULL, mod_reset_fn),
+};
+
+uint16_t tap_dance_keys[] = {
+    [BE_TD_GUI] = KC_LGUI,
+    [BE_TD_CTL] = KC_LCTL,
+    [BE_TD_ALT] = KC_LALT,
+};
 
 // Fillers to make layering more clear
 #define _______ KC_TRNS
 
 const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
     [_QW] = KEYMAP_ARROW_COMMAND( /* Qwerty */
-    L3_TAB,  KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,    KC_Y,    KC_U,    KC_I,    KC_O,    KC_P,    KC_BSPC,
+        L2_ESC,  KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,    KC_Y,    KC_U,    KC_I,    KC_O,    KC_P,    KC_BSPC,
-    MO(_L1), KC_A,    KC_S,    KC_D,    KC_F,    KC_G,    KC_H,    KC_J,    KC_K,    KC_L,    KC_SCLN, L3_QUOT,
+        L1_TAB,  KC_A,    KC_S,    KC_D,    KC_F,    KC_G,    KC_H,    KC_J,    KC_K,    KC_L,    KC_SCLN, L3_QUOT,
-    BE_ESC,  KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    KC_N,    KC_M,    KC_COMM, KC_DOT,  KC_UP,   L2_SLSH,
+        KC_LSFT, KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    KC_N,    KC_M,    KC_COMM, KC_DOT,  KC_UP,   L2_SLSH,
-    KC_LCTL, MO(_L2), KC_LALT, KC_LGUI,          KC_ENT,  KC_SPC,           KC_RALT, KC_LEFT, KC_DOWN, KC_RGHT
+        TD_LCTL, MO(_L3), TD_LALT, TD_LGUI,          KC_ENT,  KC_SPC,           MO(_L1), KC_LEFT, KC_DOWN, KC_RGHT
     ),
     [_L1] = KEYMAP_ARROW_COMMAND( /* LAYER 1 */
         KC_GRV,  KC_EXLM, KC_AT,   KC_HASH, KC_DLR,  KC_PERC, KC_CIRC, KC_AMPR, KC_ASTR, KC_LPRN, KC_RPRN, KC_DEL,
@@ -38,15 +65,41 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
     [_L2] = KEYMAP_ARROW_COMMAND( /* LAYER 2 */
         _______, KC_1,    KC_2,    KC_3,    KC_4,    KC_5,    KC_6,    KC_7,    KC_8,    KC_9,    KC_0,    _______,
         KC_ESC,  KC_PIPE, KC_DQUO, KC_UNDS, KC_PLUS, L_CURBR, R_CURBR, KC_4,    KC_5,    KC_6,    KC_VOLU, KC_ENT,
-    KC_LSFT, _______, _______, _______, _______, _______, KC_0,    KC_1,    KC_2,    KC_3,    KC_VOLD, _______,
+        _______, _______, _______, _______, _______, _______, KC_0,    KC_1,    KC_2,    KC_3,    KC_VOLD, _______,
         _______, _______, _______, _______,          _______, _______,          _______, _______, _______, _______
     ),
     [_L3] = KEYMAP_ARROW_COMMAND( /* LAYER 3 */
         _______, _______, _______, _______, _______, _______, _______, KC_F1,   KC_F2,   KC_F3,   KC_F4,   _______,
         KC_ESC,  _______, _______, _______, _______, _______, _______, KC_F5,   KC_F6,   KC_F7,   KC_F8,   _______,
-    KC_LSFT, _______, _______, _______, _______, _______, _______, KC_F9,   KC_F10,  KC_F11,  KC_F12,  _______,
+        _______, _______, _______, _______, _______, _______, _______, KC_F9,   KC_F10,  KC_F11,  KC_F12,  _______,
         _______, KC_LGUI, _______, _______,          _______, _______,          _______, _______, _______, _______
     )
 };
 
 const uint16_t PROGMEM fn_actions[] = {};
+
+// Tap dance functions
+void mod_tap_fn(qk_tap_dance_state_t *state, void *user_data) {
+    switch (state->count) {
+        case 1:
+            register_mods(MOD_BIT(tap_dance_keys[state->keycode - QK_TAP_DANCE]));
+            send_keyboard_report();
+            break;
+        case 2:
+            layer_on(_L2);
+            break;
+        case 3:
+            layer_off(_L2);
+            layer_on(_L1);
+            break;
+        default:
+            reset_tap_dance(state);
+    }
+}
+
+void mod_reset_fn(qk_tap_dance_state_t *state, void *user_data) {
+    layer_off(_L1);
+    layer_off(_L2);
+    unregister_mods(MOD_BIT(tap_dance_keys[state->keycode - QK_TAP_DANCE]));
+    send_keyboard_report();
+}