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

#define ZMK_POINTING_DEFAULT_SCRL_VAL 20    // default: 10
#include <dt-bindings/zmk/pointing.h>

#define COLEMAK 0
#define QWERTY 1
#define WASD 2
#define SYM 3
#define NAV 4
#define ADJUST 5

// additional caps word keys
&caps_word {
    continue-list = <UNDERSCORE MINUS LS(MINUS) UP DOWN LEFT RIGHT BSPC DEL>;
};

// mouse scroll speed
&msc {
    acceleration-exponent = <0>;
    time-to-max-speed-ms = <0>;
    delay-ms = <0>;
};

/ {

    behaviors {
        lthp: layer_tap_hold_preferred {
            compatible = "zmk,behavior-hold-tap";
            #binding-cells = <2>;
            flavor = "hold-preferred";
            tapping-term-ms = <200>;
            bindings = <&mo>, <&kp>;
        };

        mthp: mod_tap_hold_preferred {
            compatible = "zmk,behavior-hold-tap";
            #binding-cells = <2>;
            flavor = "hold-preferred";
            tapping-term-ms = <200>;
            bindings = <&kp>, <&kp>;
        };

        inc_dec_msc: sensor_rotation_scroll {
            compatible = "zmk,behavior-sensor-rotate-var";
            #sensor-binding-cells = <2>;
            bindings = <&msc>, <&msc>;
            tap-ms = <200>;
        };
    };

    macros {
        // undead `
        ud_grave: ud_grave {
            compatible = "zmk,behavior-macro";
            #binding-cells = <0>;
            wait-ms = <10>;
            tap-ms = <10>;
            bindings = <&kp GRAVE &kp SPACE>;
        };

        // undead ~
        ud_tilde: ud_tilde {
            compatible = "zmk,behavior-macro";
            #binding-cells = <0>;
            wait-ms = <10>;
            tap-ms = <10>;
            bindings = <&kp TILDE &kp SPACE>;
        };

        // undead ^
        ud_caret: ud_caret {
            compatible = "zmk,behavior-macro";
            #binding-cells = <0>;
            wait-ms = <10>;
            tap-ms = <10>;
            bindings = <&kp CARET &kp SPACE>;
        };

        // undead '
        ud_sqt: ud_sqt {
            compatible = "zmk,behavior-macro";
            #binding-cells = <0>;
            wait-ms = <10>;
            tap-ms = <10>;
            bindings = <&kp SQT &kp SPACE>;
        };

        // undead "
        ud_dqt: ud_dqt {
            compatible = "zmk,behavior-macro";
            #binding-cells = <0>;
            wait-ms = <10>;
            tap-ms = <10>;
            bindings = <&kp LS(SQT) &kp SPACE>;
        };

        // ascii arrow ->
        asc_arr: asc_arr {
            compatible = "zmk,behavior-macro";
            #binding-cells = <0>;
            wait-ms = <10>;
            tap-ms = <10>;
            bindings = <&kp MINUS &kp LS(DOT)>;
        };

        // ctrl + shift
        ctrl_shft: ctrl_shft {
            compatible = "zmk,behavior-macro";
            #binding-cells = <0>;
            bindings = <&macro_press &kp LCTRL &kp LSHFT>
            , <&macro_pause_for_release>
            , <&macro_release &kp LCTRL &kp LSHFT>
            ;
        };

    };

    combos {
        compatible = "zmk,combos";

        gm_capsword {
            bindings = <&caps_word>;
            // caps on G+M
            key-positions = <28 29>;
        };

        sticky_adjust {
            bindings = <&sl ADJUST>;
            // sticky adjust layer on LALT+RALT
            key-positions = <51 56>;
        };
    };

    keymap {
        compatible = "zmk,keymap";

        colemak_layer {
            display-name = "Colemak";
            bindings = <
                         &kp N1  &kp N2  &kp N3    &kp N4                                          &kp N5       &kp N6    &kp N7     &kp N8   &kp N9   &kp N0
         &kp TAB         &kp Q   &kp W   &kp F     &kp P     &kp B                                 &kp J        &kp L     &kp U      &kp Y    &ud_sqt  &kp RC(RA(F13)) 
&kp ESC  &kp LCTRL       &kp A   &kp R   &kp S     &kp T     &kp G                                 &kp M        &kp N     &kp E      &kp I    &kp O    &kp BSPC         &kp RC(RA(F13))
         &mt LSHFT LBRC  &kp Z   &kp X   &kp C     &kp D     &kp V          &kp C_MUTE  &kp C_PP   &kp K        &kp H     &kp COMMA  &kp DOT  &kp DEL  &mt RSHFT RBRC
                                         &kp LGUI  &kp LALT  &lthp SYM ESC  &kp SPACE   &kp ENTER  &lt NAV ESC  &kp RALT  &ctrl_shft
            >;

            sensor-bindings = <&inc_dec_kp C_VOL_DN C_VOL_UP &inc_dec_msc SCRL_DOWN SCRL_UP>;
        };

        qwerty_layer {
            display-name = "QWERTY";
            bindings = <
                &trans &trans  &trans  &trans  &trans                  &trans  &trans  &trans     &trans   &trans
        &trans  &kp Q  &kp W   &kp E   &kp R   &kp T                   &kp Y   &kp U   &kp I      &kp O    &kp P     &trans
&trans  &trans  &kp A  &kp S   &kp D   &kp F   &kp G                   &kp H   &kp J   &kp K      &kp L    &kp SEMI  &trans  &trans
        &trans  &kp Z  &kp X   &kp C   &kp V   &kp B   &trans  &trans  &kp N   &kp M   &kp COMMA  &kp DOT  &trans    &trans
                               &trans  &trans  &trans  &trans  &trans  &trans  &trans  &trans
            >;

            sensor-bindings = <&inc_dec_kp C_VOL_DN C_VOL_UP &inc_dec_kp PG_DN PG_UP>;
        };

        gaming_layer {
            display-name = "WASD";
            bindings = <
                   &kp TILDE  &kp N1  &kp N2  &kp N3  &kp N4                  &trans  &trans  &trans  &trans  &trans
        &kp ESC    &kp N5     &kp Q   &kp W   &kp E   &kp R                   &trans  &trans  &trans  &trans  &trans  &trans
&trans  &kp TAB    &kp LCTRL  &kp A   &kp S   &kp D   &kp F                   &trans  &trans  &trans  &trans  &trans  &trans  &trans
        &kp M      &kp LSHIFT &kp Z   &kp X   &kp C   &kp V   &trans  &trans  &trans  &trans  &trans  &trans  &trans  &trans
                                      &trans  &trans  &trans  &trans  &trans  &trans  &trans  &trans
            >;

            sensor-bindings = <&inc_dec_kp C_VOL_DN C_VOL_UP &inc_dec_kp PG_DN PG_UP>;
        };

        // left mod
        sym_layer {
            display-name = "Symbols";
            bindings = <
                &kp F1  &kp F2     &kp F3     &kp F4     &kp F5                           &kp F6      &kp F7    &kp F8     &kp F9     &kp F10
        &trans  &none   &kp BSLH   &kp PRCNT  &kp DLLR   &kp RA(LS(S))                    &none       &kp PIPE  &ud_caret  &kp SLASH  &kp RA(N5)  &kp F11
&trans  &trans  &none   &kp LPAR   &kp RPAR   &kp COLON  &asc_arr                         &none       &ud_dqt   &kp UNDER  &kp LBKT   &kp RBKT    &kp F12  &trans
        &trans  &none   &ud_grave  &kp AT     &kp AMPS   &kp RC(RA(F14))  &trans  &trans  &none       &kp HASH  &kp QMARK  &kp EXCL   &trans      &trans
                                   &trans     &trans     &trans           &trans  &trans  &kp LGUI    &trans    &trans
            >;

            sensor-bindings = <&inc_dec_kp C_VOL_DN C_VOL_UP &inc_dec_kp PG_DN PG_UP>;
        };

        // right mod
        nav_layer {
            display-name = "Num/Nav";
            bindings = <
                &kp F1     &kp F2  &kp F3  &kp F4         &kp F5                         &kp F6           &kp F7     &kp F8     &kp F9     &kp F10
        &trans  &kp MINUS  &kp N7  &kp N8  &kp N9         &kp STAR                       &kp INS          &kp HOME   &kp END    &kp PSCRN  &none     &trans
&trans  &trans  &kp DOT    &kp N1  &kp N2  &kp N3         &kp EQUAL                      &kp LEFT         &kp DOWN   &kp UP     &kp RIGHT  &kp SEMI  &trans  &trans
        &trans  &ud_tilde  &kp N4  &kp N5  &kp N6         &kp PLUS       &trans  &trans  &kp PAUSE_BREAK  &kp PG_DN  &kp PG_UP  &none      &trans    &trans
                                   &trans  &mt LALT MINUS &mt LGUI N0  &trans  &trans  &trans           &trans     &trans
            >;
            
            sensor-bindings = <&inc_dec_kp C_VOL_DN C_VOL_UP &inc_dec_kp C_PREV C_NEXT>;
        };

        adjust_layer {
            display-name = "Adjust";
            bindings = <
              &none       &none         &none         &none              &sys_reset                    &sys_reset   &studio_unlock  &none       &none         &none
       &none  &to QWERTY  &none         &to WASD      &ext_power EP_ON  &none                         &none        &none       &none       &none         &none  &none
&none  &none  &bt BT_CLR  &bt BT_SEL 0  &bt BT_SEL 1  &bt BT_SEL 2       &bt BT_SEL 3                  &bt BT_SEL 4 &none       &none       &out OUT_TOG  &none  &none  &none
       &none  &none       &none         &to COLEMAK   &none              &none         &trans  &trans  &none        &none       &none       &none         &none  &none
                                        &trans        &trans             &trans        &trans  &trans  &trans       &trans      &trans
            >;

            sensor-bindings = <&inc_dec_kp C_VOL_DN C_VOL_UP &inc_dec_kp PG_DN PG_UP>;
        };

		// reserved extra layer for zmk studio
		extra1 {
            status = "reserved";
        };
    };
};