[Keyboard] Add Mixi (#9364)

* [Keyboard] Add Mixi

Co-authored-by: Ryan <fauxpark@gmail.com>

Co-authored-by: Ryan <fauxpark@gmail.com>

keyboards/mixi/keymaps/via/keymap.c

@@ -0,0 +1,116 @@
+#include QMK_KEYBOARD_H
+
+// please change this value to the desired layer definitions
+#define LAYERNUM 3
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+
+    /*
+     * | Knob: Layer +/-                       |
+     * .---------------------------------------.
+     * | Mute     | Play/Pause | Hold: Layer 2 |
+     * |----------|------------|---------------|
+     * | Previous | Up         | Next          |
+     * |----------|------------|---------------|
+     * | Left     | Down       | Right         |
+     * '---------------------------------------'
+     */
+    [0] =
+        LAYOUT(
+                KC_MUTE,  KC_MPLY, MO(2), 
+                KC_MNXT,  KC_UP  , KC_MPRV     , 
+                KC_LEFT, KC_DOWN , KC_RGHT
+              ),
+
+    /*
+     * .-----------------------.
+     * | NUM 7 | NUM 8 | NUM 9 |
+     * |-------|-------|-------|
+     * | NUM 4 | NUM 5 | NUM 6 |
+     * |-------|-------|-------|
+     * | NUM 1 | NUM 2 | NUM 3 |
+     * '-----------------------'
+     */
+    [1] =
+        LAYOUT(
+                KC_P7, KC_P8, KC_P8,
+                KC_P4, KC_P5, KC_P6,
+                KC_P1, KC_P2, KC_P3
+              ),
+
+    /*
+     * | Knob: Volume +/-                     |
+     * .--------------------------------------.
+     * | N/A          | N/A   | Hold: Layer 2 |
+     * |--------------|-------|---------------|
+     * | RESET EEPROM | RESET | DEBUG MODE    |
+     * |--------------|-------|---------------|
+     * | N/A          | N/A   | N/A           |
+     * '--------------------------------------'
+     */
+    [2] =
+        LAYOUT(
+                KC_NO  , KC_NO, KC_TRNS, 
+                EEP_RST, RESET, DEBUG  , 
+                KC_NO  , KC_NO, KC_NO
+              )
+
+};
+
+const rgblight_segment_t PROGMEM _base_layer[] = RGBLIGHT_LAYER_SEGMENTS(
+        {0, RGBLED_NUM, HSV_WHITE}
+        );
+const rgblight_segment_t PROGMEM _middle_layer[] = RGBLIGHT_LAYER_SEGMENTS(
+        {0, RGBLED_NUM, HSV_GREEN}
+        );
+const rgblight_segment_t PROGMEM _top_layer[] = RGBLIGHT_LAYER_SEGMENTS(
+        {0, RGBLED_NUM, HSV_RED}
+        );
+
+const rgblight_segment_t* const PROGMEM _rgb_layers[] =
+RGBLIGHT_LAYERS_LIST(
+        _base_layer,
+        _middle_layer,
+        _top_layer
+        );
+
+void keyboard_post_init_user(void) {
+    rgblight_layers = _rgb_layers;
+}
+
+layer_state_t layer_state_set_user(layer_state_t state) {
+
+    switch (get_highest_layer(state)) {
+        case 0:
+            rgblight_blink_layer(0, 500);
+            break;
+        case 1:
+            rgblight_blink_layer(1, 500);
+            break;
+        case 2:
+            rgblight_blink_layer(2, 500);
+            break;
+    }
+    return state;
+}
+
+uint8_t selected_layer = 0;
+void encoder_update_user(uint8_t index, bool clockwise) {
+    if (index == 0) {
+        if (layer_state_is(2)) {
+            if (clockwise) {
+                tap_code(KC_VOLU);
+            } else {
+                tap_code(KC_VOLD);
+            }
+        } else {
+            if (clockwise && selected_layer < (LAYERNUM-2)) { /* Prevent switch to layer 2 using encoder */
+                selected_layer++;
+                layer_move(selected_layer);
+            } else if (!clockwise && selected_layer > 0) {
+                selected_layer--;
+                layer_move(selected_layer);
+            }
+        }
+    }
+}

keyboards/mixi/keymaps/via/rules.mk

@@ -0,0 +1,2 @@
+VIA_ENABLE = yes
+LTO_ENABLE = yes