2 files changed, 75 insertions, 0 deletions
diff --git a/keyboards/synthlabs/solo/keymaps/via/keymap.c b/keyboards/synthlabs/solo/keymaps/via/keymap.c
new file mode 100644
index 0000000000..7949c61375
--- /dev/null
+++ b/keyboards/synthlabs/solo/keymaps/via/keymap.c
@@ -0,0 +1,74 @@
+// Copyright 2022 Aaron Hong (@hongaaronc)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include QMK_KEYBOARD_H
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+    [0] = LAYOUT_all(
+                                       KC_J,    KC_U,    KC_K,    KC_I,    KC_L,    KC_O, KC_SCLN,
+        KC_VOLD, KC_MUTE, KC_VOLU,
+                                       KC_J,    KC_U,    KC_K,    KC_I,    KC_L,    KC_O, KC_SCLN
+    ),
+    [1] = LAYOUT_all(
+                                    _______, _______, _______, _______, _______, _______, _______,
+        _______, _______, _______,
+                                    _______, _______, _______, _______, _______, _______, _______
+    ),
+    [2] = LAYOUT_all(
+                                    _______, _______, _______, _______, _______, _______, _______,
+        _______, _______, _______,
+                                    _______, _______, _______, _______, _______, _______, _______
+    ),
+    [3] = LAYOUT_all(
+                                    _______, _______, _______, _______, _______, _______, _______,
+        _______, _______, _______,
+                                    _______, _______, _______, _______, _______, _______, _______
+    )
+};
+
+#if defined(VIA_ENABLE) && defined(ENCODER_ENABLE)
+
+#ifdef ENCODERS
+static uint8_t encoder_state[] = {0};
+static keypos_t encoder_cw[] = ENCODERS_CW_KEY;
+static keypos_t encoder_ccw[] = ENCODERS_CCW_KEY;
+#endif
+
+void encoder_action_unregister(void) {
+#ifdef ENCODERS
+    for (int index = 0; index < ENCODERS; ++index) {
+        if (encoder_state[index]) {
+            keyevent_t encoder_event = (keyevent_t) {
+                .key = encoder_state[index] >> 1 ? encoder_cw[index] : encoder_ccw[index],
+                .pressed = false,
+                .time = (timer_read() | 1)
+            };
+            encoder_state[index] = 0;
+            action_exec(encoder_event);
+        }
+    }
+#endif
+}
+
+void encoder_action_register(uint8_t index, bool clockwise) {
+#ifdef ENCODERS
+    keyevent_t encoder_event = (keyevent_t) {
+        .key = clockwise ? encoder_cw[index] : encoder_ccw[index],
+        .pressed = true,
+        .time = (timer_read() | 1)
+    };
+    encoder_state[index] = (clockwise ^ 1) | (clockwise << 1);
+    action_exec(encoder_event);
+#endif
+}
+
+void matrix_scan_user(void) {
+    encoder_action_unregister();
+}
+
+bool encoder_update_user(uint8_t index, bool clockwise) {
+    encoder_action_register(index, clockwise);
+    return false;
+}
+
+#endif
diff --git a/keyboards/synthlabs/solo/keymaps/via/rules.mk b/keyboards/synthlabs/solo/keymaps/via/rules.mk
new file mode 100644
index 0000000000..1e5b99807c
--- /dev/null
+++ b/keyboards/synthlabs/solo/keymaps/via/rules.mk
@@ -0,0 +1 @@
+VIA_ENABLE = yes