[Keymap] add dmqdesign/spin:gorbachev (#9919)

* Add keymap for DQM Design Spin macropad

* changes from code review

* state -> layer_state

* Formatting fixes

* Formatting fixes

* Formatting fixes

* Formatting fixes

* Formatting fixes

4 files changed, 282 insertions, 0 deletions

diff --git a/keyboards/dmqdesign/spin/keymaps/gorbachev/config.h b/keyboards/dmqdesign/spin/keymaps/gorbachev/config.h
new file mode 100644
index 0000000000..10201015ee
--- /dev/null
+++ b/keyboards/dmqdesign/spin/keymaps/gorbachev/config.h
@@ -0,0 +1,25 @@
+/* Copyright 2019-2020 DMQ Design
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+#define RGBLIGHT_ANIMATIONS 
+#define RGBLIGHT_HUE_STEP 8
+
+// Use one or the other, determines the orientation of
+// the OLED display
+// #define RIGHT_HAND
+#define LEFT_HAND
diff --git a/keyboards/dmqdesign/spin/keymaps/gorbachev/keymap.c b/keyboards/dmqdesign/spin/keymaps/gorbachev/keymap.c
new file mode 100644
index 0000000000..b9ad17386c
--- /dev/null
+++ b/keyboards/dmqdesign/spin/keymaps/gorbachev/keymap.c
@@ -0,0 +1,247 @@
+/* Copyright 2019-2020 DMQ Design
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#include QMK_KEYBOARD_H
+
+enum layers {
+    _NUMPAD,
+    _RGB,
+    _MACRO
+};
+
+enum custom_keycodes {
+    HELLO_WORLD = SAFE_RANGE,
+};
+
+//The below layers are intentionally empty in order to give a good starting point for how to configure multiple layers.
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+    [_NUMPAD] = LAYOUT(/* Base */
+                KC_7, KC_8, KC_9, TO(_NUMPAD),
+                KC_4, KC_5, KC_6, TO(_RGB),
+                KC_1, KC_2, KC_3, TO(_MACRO),
+                KC_0, KC_DOT, KC_ENTER
+                ),
+
+    [_RGB] = LAYOUT(/* Base */
+                RGB_HUI,  RGB_SAI, RGB_VAI, KC_TRNS,
+                RGB_HUD,  RGB_SAD, RGB_VAD, KC_TRNS,
+                KC_NO,    KC_NO,   KC_NO,   KC_TRNS,
+                RGB_RMOD, RGB_TOG, RGB_MOD
+                ),
+
+    [_MACRO] = LAYOUT(/* Base */
+                HELLO_WORLD, KC_NO, KC_NO, KC_TRNS,
+                KC_NO, KC_NO, KC_NO, KC_TRNS,
+                KC_NO, KC_NO, KC_NO, KC_TRNS,
+                KC_NO, KC_NO, KC_NO
+                )
+};
+
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+    switch (keycode) {
+        case HELLO_WORLD:
+            if (record->event.pressed) {
+                SEND_STRING("Hello, world!");
+            }
+            break;
+    }
+
+    return true;
+};
+
+void encoder_update_user(uint8_t index, bool clockwise) {
+    if (index == 0) { /* First encoder */
+        switch (get_highest_layer(layer_state)) {     //break each encoder update into a switch statement for the current layer
+            case _NUMPAD:
+                if (clockwise) {
+                    tap_code(KC_DOWN);
+                } else {
+                    tap_code(KC_UP);
+                }
+                break;
+            case _RGB:
+                if (clockwise) {
+                    rgblight_increase_hue();
+                } else {
+                    rgblight_decrease_hue();
+                }
+                break;
+            case _MACRO:
+                if (clockwise) {
+                    break;
+                } else {
+                    break;
+                }
+                break;
+        }
+    } else if (index == 1) { /* Second encoder */
+        switch (get_highest_layer(layer_state)) {
+            case _NUMPAD:
+                if (clockwise) {
+                    tap_code(KC_PGDN);
+                } else {
+                    tap_code(KC_PGUP);
+                }
+                break;
+            case _RGB:
+                if (clockwise) {
+                    rgblight_increase_sat();
+                } else {
+                    rgblight_decrease_sat();
+                }
+                break;
+            case _MACRO:
+                if (clockwise) {
+                    break;
+                } else {
+                    break;
+                }
+                break;
+        }
+    } else if (index == 2) { /* Third encoder */
+        switch (get_highest_layer(layer_state)) {
+            case _NUMPAD:
+                if (clockwise) {
+                    tap_code(KC_VOLU);
+                } else {
+                    tap_code(KC_VOLD);
+                }
+                break;
+            case _RGB:
+                if (clockwise) {
+                    rgblight_increase_val();
+                } else {
+                    rgblight_decrease_val();
+                }
+                break;
+            case _MACRO:
+                if (clockwise) {
+                    break;
+                } else {
+                    break;
+                }
+                break;
+        }
+    }
+}
+
+layer_state_t layer_state_set_user(layer_state_t state) { //This will run every time the layer is updated
+    switch (get_highest_layer(state)) {
+        case _NUMPAD:
+            setrgb(RGB_WHITE, &led[0]); //Set the top LED to white for the bottom layer
+            setrgb(0, 0, 0, &led[1]);
+            setrgb(0, 0, 0, &led[2]);
+            break;
+        case _RGB:
+            setrgb(0, 0, 0, &led[0]); //Set the middle LED to white for the middle layer
+            setrgb(RGB_WHITE, &led[1]);
+            setrgb(0, 0, 0, &led[2]);
+            break;
+        case _MACRO:
+            setrgb(0, 0, 0, &led[0]);
+            setrgb(0, 0, 0, &led[1]);
+            setrgb(RGB_WHITE, &led[2]); //Set the bottom LED to white for the top layer
+            break;
+    }
+    rgblight_set();
+    return state;
+}
+
+#ifdef OLED_DRIVER_ENABLE
+
+static const char *ANIMATION_NAMES[] = {
+	"unknown",
+	"static",
+	"breathing I",
+	"breathing II",
+	"breathing III",
+	"breathing IV",
+	"rainbow mood I",
+	"rainbow mood II",
+	"rainbow mood III",
+	"rainbow swirl I",
+	"rainbow swirl II",
+	"rainbow swirl III",
+	"rainbow swirl IV",
+	"rainbow swirl V",
+	"rainbow swirl VI",
+	"snake I",
+	"snake II",
+	"snake III",
+	"snake IV",
+	"snake V",
+	"snake VI",
+	"knight I",
+	"knight II",
+	"knight III",
+	"christmas",
+	"static gradient I",
+	"static gradient II",
+	"static gradient III",
+	"static gradient IV",
+	"static gradient V",
+	"static gradient VI",
+	"static gradient VII",
+	"static gradient VIII",
+	"static gradient IX",
+	"static gradient X",
+	"rgb test",
+	"alternating",
+	"twinkle I",
+	"twinkle II",
+	"twinkle III",
+	"twinkle IV",
+	"twinkle V",
+	"twinkle VI"
+};
+
+void rgblight_get_mode_name(uint8_t mode, size_t bufsize, char *buf) {
+    snprintf(buf, bufsize, "%-25s", ANIMATION_NAMES[mode]);
+}
+
+oled_rotation_t oled_init_user(oled_rotation_t rotation) {
+#ifdef LEFT_HAND
+    return OLED_ROTATION_180;
+#else
+    return OLED_ROTATION_0;
+#endif
+}
+
+void oled_task_user(void) {
+    // Host Keyboard Layer Status
+    oled_write_P(PSTR("Layer: "), false);
+
+    switch (get_highest_layer(layer_state)) {
+        case _NUMPAD:
+            oled_write_P(PSTR("Numpad\n"), false);
+            break;
+        case _RGB:
+            oled_write_P(PSTR("RGB\n"), false);
+            break;
+        case _MACRO:
+            oled_write_P(PSTR("Macro\n"), false);
+            break;
+        default:
+            // Or use the write_ln shortcut over adding '\n' to the end of your string
+            oled_write_ln_P(PSTR("Undefined"), false);
+    }
+
+    static char rgb_mode_name[30];
+    rgblight_get_mode_name(rgblight_get_mode(), sizeof(rgb_mode_name), rgb_mode_name);
+
+    oled_write_P(PSTR("Mode: "), false);
+    oled_write_ln(rgb_mode_name, false);
+}
+#endif
diff --git a/keyboards/dmqdesign/spin/keymaps/gorbachev/readme.md b/keyboards/dmqdesign/spin/keymaps/gorbachev/readme.md
new file mode 100644
index 0000000000..451dae7ef7
--- /dev/null
+++ b/keyboards/dmqdesign/spin/keymaps/gorbachev/readme.md
@@ -0,0 +1,7 @@
+# Keymap for Spin
+
+* Encoder button push changes layers
+* First layer is a number pad
+* Second layer is RGB control layer
+* Third layer is macro layer
+* OLED support
diff --git a/keyboards/dmqdesign/spin/keymaps/gorbachev/rules.mk b/keyboards/dmqdesign/spin/keymaps/gorbachev/rules.mk
new file mode 100644
index 0000000000..553adac193
--- /dev/null
+++ b/keyboards/dmqdesign/spin/keymaps/gorbachev/rules.mk
@@ -0,0 +1,3 @@
+OLED_DRIVER_ENABLE = yes
+MOUSEKEY_ENABLE    = no
+MIDI_ENABLE        = no