1 files changed, 97 insertions, 0 deletions
diff --git a/keyboards/keychron/common/keychron_common.c b/keyboards/keychron/common/keychron_common.c
new file mode 100644
index 0000000000..d3c1294fe9
--- /dev/null
+++ b/keyboards/keychron/common/keychron_common.c
@@ -0,0 +1,97 @@
+/* Copyright 2022 @ Keychron (https://www.keychron.com)
+ *
+ * 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
+#include "keychron_common.h"
+
+bool is_siri_active = false;
+uint32_t siri_timer = 0;
+
+key_combination_t key_comb_list[4] = {
+    {2, {KC_LWIN, KC_TAB}},
+    {2, {KC_LWIN, KC_E}},
+    {3, {KC_LSFT, KC_LCMD, KC_4}},
+    {2, {KC_LWIN, KC_C}}
+};
+
+static uint8_t mac_keycode[4] = { KC_LOPT, KC_ROPT, KC_LCMD, KC_RCMD };
+
+void housekeeping_task_keychron(void) {
+    if (is_siri_active) {
+        if (sync_timer_elapsed32(siri_timer) >= 500) {
+            unregister_code(KC_LCMD);
+            unregister_code(KC_SPACE);
+            is_siri_active = false;
+        }
+    }
+}
+
+bool process_record_keychron(uint16_t keycode, keyrecord_t *record) {
+    switch (keycode) {
+        case KC_MISSION_CONTROL:
+            if (record->event.pressed) {
+                host_consumer_send(0x29F);
+            } else {
+                host_consumer_send(0);
+            }
+            return false;  // Skip all further processing of this key
+        case KC_LAUNCHPAD:
+            if (record->event.pressed) {
+                host_consumer_send(0x2A0);
+            } else {
+                host_consumer_send(0);
+            }
+            return false;  // Skip all further processing of this key
+        case KC_LOPTN:
+        case KC_ROPTN:
+        case KC_LCMMD:
+        case KC_RCMMD:
+            if (record->event.pressed) {
+                register_code(mac_keycode[keycode - KC_LOPTN]);
+            } else {
+                unregister_code(mac_keycode[keycode - KC_LOPTN]);
+            }
+            return false;  // Skip all further processing of this key
+        case KC_SIRI:
+            if (record->event.pressed) {
+                if (!is_siri_active) {
+                    is_siri_active = true;
+                    register_code(KC_LCMD);
+                    register_code(KC_SPACE);
+                }
+                siri_timer = sync_timer_read32();
+            } else {
+                // Do something else when release
+            }
+            return false;  // Skip all further processing of this key
+        case KC_TASK:
+        case KC_FLXP:
+        case KC_SNAP:
+        case KC_CRTA:
+            if (record->event.pressed) {
+                for (uint8_t i = 0; i < key_comb_list[keycode - KC_TASK].len; i++) {
+                    register_code(key_comb_list[keycode - KC_TASK].keycode[i]);
+                }
+            } else {
+                for (uint8_t i = 0; i < key_comb_list[keycode - KC_TASK].len; i++) {
+                    unregister_code(key_comb_list[keycode - KC_TASK].keycode[i]);
+                }
+            }
+            return false;  // Skip all further processing of this key
+        default:
+            return true;  // Process all other keycodes normally
+    }
+}