/*
 * Copyright (c) 2022 The ZMK Contributors
 *
 * SPDX-License-Identifier: MIT
 */

#include <behaviors.dtsi>
#include <dt-bindings/zmk/keys.h>
#include <dt-bindings/zmk/bt.h>
#include <dt-bindings/zmk/ext_power.h>

/ {
	keymap {
		compatible = "zmk,keymap";

		default_layer {

// Ref: https://zmkfirmware.dev/docs/codes/

// ----------------------------------------------------------------------------------------------------------------------------------
// |   `   |  1  |  2  |  3   |  4   |  5   |                   |  6   |  7    |  8    |  9   |   0   | BSPC | | -/_ | =/+  | HOME |
// |  TAB  |  Q  |  W  |  E   |  R   |  T   |                   |  Y   |  U    |  I    |  O   |   P   |  [   | |  ]  | DEL  | END  |
// | SHIFT |  A  |  S  |  D   |  F   |  G   |                   |  H   |  J    |  K    |  L   |   ;   |  '   | |     |  UP  |      |
// |  CTRL |  Z  |  X  |  C   |  V   |  B   |                   |  N   |  M    |  ,    |  .   |   /   |  \   | |  L  |  DN  |  R   |
//                     | ESC  | GUI  | ALT  | SPACE |   | ENTER | RALT | RAISE | LOWER |
			bindings = <
&kp GRAVE &kp N1 &kp N2 &kp N3  &kp N4   &kp N5                     &kp N6   &kp N7   &kp N8    &kp N9  &kp N0   &kp BSPC   &kp MINUS &kp EQUAL &kp HOME
&kp TAB   &kp Q  &kp W  &kp E   &kp R    &kp T                      &kp Y    &kp U    &kp I     &kp O   &kp P    &kp LBKT   &kp RBKT  &kp DEL   &kp END
&kp LSHFT &kp A  &kp S  &kp D   &kp F    &kp G                      &kp H    &kp J    &kp K     &kp L   &kp SEMI &kp APOS             &kp UP 
&kp LCTRL &kp Z  &kp X  &kp C   &kp V    &kp B                      &kp N    &kp M    &kp COMMA &kp DOT &kp FSLH &kp BSLH   &kp LEFT  &kp DOWN  &kp RIGHT
                        &kp ESC &kp LGUI &kp LALT &kp SPACE &kp RET &kp RALT &mo 2    &mo 1
			>;
		};

		lower_layer {
// ---------------------------------------------------------------------------------------------------------------------------------- 
// |  F1  |  F2 |  F3 |  F4  |  F5  |  F6  |                   |  F7  |  F8  |  F9  |  F10 |  F11  |  F12  | | PSCRN |      |      | 
// |      |     |  ↑  |      |      |      |                   |      |      |      |      |       |       | |       | Mute | Play | 
// | CAPS |  ←  |  ↓  |  →   |      |      |                   |      |      |      |      |       |       | |       | Vol+ |      | 
// |      |     |     |      |      |      |                   |      |      |      |      |       |       | | Prev  | Vol- | Next | 
//                    |      |      |      |        |  |  BSPC | INS  |      |      |
			bindings = <
&kp F1   &kp F2  &kp F3  &kp F4  &kp F5  &kp F6                       &kp F7  &kp F8  &kp F9  &kp F10 &kp F11 &kp F12 &kp PSCRN  &trans        &trans    
&trans   &trans  &kp UP  &trans  &trans  &trans                       &trans  &trans  &trans  &trans  &trans  &trans  &trans     &kp C_MUTE    &kp C_PLAY_PAUSE 
&kp CAPS &kp LEFT &kp DOWN &kp RIGHT  &trans  &trans                       &trans  &trans  &trans  &trans  &trans  &trans             &kp C_VOL_UP
&trans   &trans  &trans  &trans  &trans  &trans                       &trans  &trans  &trans  &trans  &trans  &trans  &kp C_PREV &kp C_VOL_DN  &kp C_NEXT
                         &trans  &trans  &trans  &trans     &kp BSPC  &kp INS &trans  &trans
			>;
		};

		raise_layer {
// ---------------------------------------------------------------------------------------------------------------------------------- 
// | BT1 |     |     |      |      | BT_CLR |                   |      |       |       |      |       |       | | LA PSCRN |      |      | 
// | BT2 |     |     |      |      |        |                   |      |       |       |      |       |       | |     |      |      | 
// | BT3 |     |     |      |      |        |                   |      |   <-  |   ↓   |  ↑   |  →   |       | |     |      |      | 
// | BT4 |     |     |      |      |        |                   |      |       |       |      |       |   \   | |     |      |      | 
//                   |      |      |        |        |  |  DEL  |      |       |       |
			bindings = <
&bt BT_SEL 0 &trans &trans &trans  &trans  &bt BT_CLR                   &trans  &trans   &trans   &trans  &trans    &trans     &kp LA(PSCRN) &trans &trans 
&bt BT_SEL 1 &trans &trans &trans  &trans  &trans                       &trans  &trans   &trans   &trans  &trans    &trans     &trans &trans &trans
&bt BT_SEL 2 &trans &trans &trans  &trans  &trans                       &trans  &kp LEFT &kp DOWN &kp UP  &kp RIGHT &trans            &trans        
&bt BT_SEL 3 &trans &trans &trans  &trans  &trans                       &trans  &trans   &trans   &trans  &trans    &kp BSLH   &trans &trans &trans 
                           &trans  &trans  &trans    &trans    &kp DEL  &trans  &trans   &trans
			>;
		};
	};
};