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

#define APL 0
#define WIN 1
#define NUM 2
#define FUN 3
#define NAV 4
#define MED 5
#define SYS 6

// %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
// Keymap Version: Oct 13, 2021 4:30 pm
// %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

/ {
    behaviors {
        m_ht: menu_key_hold_tap {
            compatible = "zmk,behavior-hold-tap";
            label = "MENU_KEY_HOLD_TAP";
            #binding-cells = <2>;
            flavor = "hold-preferred";
            tapping-term-ms = <200>;
            bindings = <&kp>, <&kp>;
        };

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

        // For regular, hold-preferred, hold-tap behaviors, a shorter tapping term
        // encourages hold-decisions. This is because an expiring tapping term forces
        // the behavior to decide as a hold.
        // 
        // However, for conditional, hold-preferred, hold-tap behaviors, a shorter
        // tapping term actually encourages tap-decisions. This is because a shorter
        // tapping term gives the user less time to press one of the conditional
        // hold-enabler-keys that are required to enable a hold-decision.
        // Furthermore, if the tapping-term expires before the user manages to press
        // a hold-enabler-key, the expiring tapping-term timer also directly triggers
        // the behavior to decide as a tap.
        cmt: c_mod_tap {
            compatible = "zmk,behavior-hold-tap";
            label = "CONDITIONAL_HOLD_TAP";
            #binding-cells = <2>;
            flavor = "hold-preferred";
            tapping-term-ms = <50>;
            bindings = <&kp>, <&kp>;
            hold-enabler-keys = <0 12>;
        };
    };

    keymap {
        compatible = "zmk,keymap";
        
        apple_layer {
            bindings = <
&hlt FUN TAB  &cmt LSFT Q  &kp W    &kp E      &kp R          &kp T          /**/   &kp Y      &kp U        &kp I    &kp O    &kp P    &kp BKSP
&hlt NUM ESC     &kp A     &kp S    &kp D   &cmt LSFT F       &kp G          /**/   &kp H      &kp J        &kp K    &kp L   &kp SCLN  &kp QUOT
  &kp LSFT       &kp Z     &kp X    &kp C      &kp V          &kp B          /**/   &kp N      &kp M      &kp CMMA  &kp DOT  &kp FSLH  &kp RSFT
                                  &kp LCTL   &kp LALT    &m_ht LGUI K_CMENU  /**/  &kp SPC  &hlt NAV RET   &mo MED
            >;
        };

        windows_layer {
            bindings = <
&trans   &trans   &trans    &trans     &trans        &trans           /**/  &trans  &trans  &trans  &trans  &trans  &trans
&trans   &trans   &trans    &trans     &trans        &trans           /**/  &trans  &trans  &trans  &trans  &trans  &trans
&trans   &trans   &trans    &trans     &trans        &trans           /**/  &trans  &trans  &trans  &trans  &trans  &trans
                           &kp LGUI   &kp LALT   &m_ht LCTL K_CMENU   /**/  &trans  &trans  &trans
            >;
        };

        num_layer {
            bindings = <
         //
&mo SYS  &kp LSFT   &trans    &trans     &trans   &trans  /**/   &trans    &kp NUM_7  &kp NUM_8  &kp NUM_9   &trans    &trans
&trans    &trans   &kp GRAV  &kp TILDE  &kp LSFT  &trans  /**/   &kp EQL   &kp NUM_4  &kp NUM_5  &kp NUM_6  &kp LBKT  &kp RBKT
&trans    &trans    &trans    &trans     &trans   &trans  /**/  &kp MINUS  &kp NUM_1  &kp NUM_2  &kp NUM_3  &kp BSLH   &trans
                              &trans     &trans   &trans  /**/   &trans    &kp NUM_0  &trans
            >;
        };

        function_layer {
            bindings = <
&trans   &kp LSFT  &trans  &trans   &trans   &trans  /**/  &kp F12   &kp F7   &kp F8   &kp F9    &trans     &trans
&mo SYS   &trans   &trans  &trans  &kp LSFT  &trans  /**/  &kp F11   &kp F4   &kp F5   &kp F6   &kp LBKT   &kp RBKT
&trans    &trans   &trans  &trans   &trans   &trans  /**/  &kp F10   &kp F1   &kp F2   &kp F3    &trans     &trans
                           &trans   &trans   &trans  /**/  &trans    &trans   &trans
            >;
        };

        nav_layer {
            bindings = <
&trans  &trans  &trans    &trans    &trans    &trans         /**/  &trans   &trans    &kp UARW  &kp PGUP  &kp PRSC  &kp DEL
&trans  &trans  &kp SLCK  &trans    &trans    &trans         /**/  &trans   &kp LARW  &kp DARW  &kp RARW   &trans   &trans
&trans  &trans  &trans    &kp CLCK  &trans  &kp PAUSE_BREAK  /**/  &kp INS  &kp PGDN  &kp HOME  &kp END    &trans   &trans
                          &trans    &trans    &trans         /**/  &trans   &trans    &trans
            >;
        };

        media_layer {
            bindings = <
&trans  &trans   &to WIN  &trans   &trans   &trans  /**/  &trans    &trans      &kp C_VOL_UP    &trans      &trans  &trans
&trans  &to APL  &trans   &trans   &trans   &trans  /**/  &trans  &kp C_BRI_DN  &kp C_VOL_DN  &kp C_BRI_UP  &trans  &trans
&trans  &trans   &trans   &trans   &trans   &trans  /**/  &trans  &kp C_MUTE      &trans        &trans      &trans  &trans
                          &trans  &kp RALT  &trans  /**/  &trans    &trans        &trans
            >;
        };

        system_layer {
            bindings = <
&trans  &trans      &to WIN       &trans       &reset        &trans      /**/  &trans  &trans  &trans  &trans  &trans  &trans
&trans  &to APL  &out OUT_USB     &trans       &trans        &trans      /**/  &trans  &trans  &trans  &trans  &trans  &trans
&trans  &trans      &trans     &bt BT_CLR      &trans      &out OUT_BLE  /**/  &trans  &trans  &trans  &trans  &trans  &trans
                               &bt BT_SEL 1  &bt BT_SEL 2  &bt BT_SEL 3  /**/  &trans  &trans  &trans
            >;
        };
    };
};