/*
 * Copyright (c) 2020 The ZMK Contributors
 *
 * SPDX-License-Identifier: MIT
 */

#include <behaviors.dtsi>
#include <dt-bindings/zmk/bt.h>
#include <dt-bindings/zmk/ext_power.h>
#include <dt-bindings/zmk/keys.h>
#include <dt-bindings/zmk/rgb.h>
#include <zmk-helpers/helper.h>
#include <zmk-helpers/key-labels/sofle.h>

#define BASE 0
#define LOWER 1
#define RAISE 2
#define ADJUST 3

#define KEYS_L LN0 LN1 LN2 LN3 LN4 LN5 LT0 LT1 LT2 LT3 LT4 LT5 LM0 LM1 LM2 LM3 LM4 LM5 LB0 LB1 LB2 LB3 LB4 LB5 // Left-hand keys.
#define KEYS_R RN0 RN1 RN2 RN3 RN4 RN5 RT0 RT1 RT2 RT3 RT4 RT5 RM0 RM1 RM2 RM3 RM4 RM5 RB0 RB1 RB2 RB3 RB4 RB5 // Right-hand keys.
#define THUMBS LH4 LH3 LH2 LH1 LH0 RH0 RH1 RH2 RH3 RH4 // Thumb keys.

/ {
    // Activate ADJUST layer by pressing raise and lower

    conditional_layers {
        compatible = "zmk,conditional-layers";

        adjust_layer {
            if-layers = <LOWER RAISE>;
            then-layer = <ADJUST>;
        };
    };

    behaviors {
        mt: mod_tap {
            compatible = "zmk,behavior-hold-tap";
            #binding-cells = <2>;
            flavor = "tap-preferred";
            tapping-term-ms = <300>;
            bindings = <&kp>, <&kp>;
            display-name = "Mod-Tap";
        };
        hml: home_row_mod_left {
            compatible = "zmk,behavior-hold-tap";
            #binding-cells = <2>;
            flavor = "balanced";
            require-prior-idle-ms = <150>;
            tapping-term-ms = <280>;
            quick-tap-ms = <175>;
            bindings = <&kp>, <&kp>;
            hold-trigger-key-positions = <KEYS_R THUMBS>; // List of keys on the right side of the keyboard
            hold-trigger-on-release;
        };
        hmr: home_row_mod_right {
            compatible = "zmk,behavior-hold-tap";
            #binding-cells = <2>;
            flavor = "balanced";
            require-prior-idle-ms = <150>;
            tapping-term-ms = <280>;
            quick-tap-ms = <175>;
            bindings = <&kp>, <&kp>;
            hold-trigger-key-positions = <KEYS_L THUMBS>; // List of keys on the left side of the keyboard
            hold-trigger-on-release;
        };
    };

    keymap {
        compatible = "zmk,keymap";

        default_layer {
            label = "default";

            bindings = <
            //╭─────────────┬─────────────┬─────────────┬─────────────┬─────────────┬─────────────┬─────────────╮ ╭─────────────┬─────────────┬─────────────┬─────────────┬─────────────┬─────────────┬─────────────╮ 
                &kp GRAVE     &kp N1        &kp N2        &kp N3        &kp N4        &kp N5                                      &kp N6        &kp N7        &kp N8        &kp N9        &kp N0        &kp MINUS
            //├─────────────┼─────────────┼─────────────┼─────────────┼─────────────┼─────────────┼─────────────┤ ├─────────────┼─────────────┼─────────────┼─────────────┼─────────────┼─────────────┼─────────────┤
                &kp BSPC      &kp Q         &kp W         &kp E         &kp R         &mt LBRC T                                  &mt RBRC Y    &kp U         &kp I         &kp O         &kp P         &kp BSLH
            //├─────────────┼─────────────┼─────────────┼─────────────┼─────────────┼─────────────┼─────────────┤ ├─────────────┼─────────────┼─────────────┼─────────────┼─────────────┼─────────────┼─────────────┤
                &mt RBRC LBRC &hml LGUI A   &hml LALT S   &hml LSHIFT D &hml LCTRL F  &mt HOME G                                  &mt END H     &hmr RCTRL J  &hmr RSHIFT K &hmr RALT L   &hmr LGUI SEMI &kp SQT
            //├─────────────┼─────────────┼─────────────┼─────────────┼─────────────┼─────────────┼─────────────┤ ├─────────────┼─────────────┼─────────────┼─────────────┼─────────────┼─────────────┼─────────────┤
                &mt RBKT LBKT &kp Z         &kp X         &kp C         &kp V         &mt LBKT B    &kp LGUI        &kp LG(LS(S)) &mt RBKT N    &kp M         &kp COMMA     &kp DOT       &kp FSLH      &kp RSHFT
            //├─────────────┼─────────────┼─────────────┼─────────────┼─────────────┼─────────────┼─────────────┤ ├─────────────┼─────────────┼─────────────┼─────────────┼─────────────┼─────────────┼─────────────┤
                                            &kp EQUAL     &kp LC(F12)   &kp LALT      &mo LOWER     &kp SPACE       &kp RET       &mo RAISE     &kp TAB       &kp DEL       &kp ESC
            //                            ╰─────────────┴─────────────┴─────────────┴─────────────┴─────────────╯ ╰─────────────┴─────────────┴─────────────┴─────────────┴─────────────╯
            >;

            sensor-bindings =
                <&inc_dec_kp LEFT RIGHT>,
                <&inc_dec_kp DOWN UP>;
        };

        lower_layer {
            label = "lower";

            // TODO: Some binds are waiting for shifted keycode support.
            // ------------------------------------------------------------------------------------------------------------
            // |       |  F1 |  F2 |  F3  |  F4  |  F5  |                   |  F6  |  F7   |  F8   |  F9  |  F10  |  F11  |
            // |   `   |  1  |  2  |  3   |  4   |  5   |                   |  6   |  7    |  8    |  9   |   0   |  F12  |
            // |       |  !  |  @  |  #   |  $   |  %   |                   |  ^   |  &    |  *    |  (   |   )   |   |   |
            // |       |  =  |  -  |  +   |  {   |  }   |        |  |       |  [   |  ]    |  ;    |  :   |   \   |       |
            //               |     |      |      |      |        |  |       |      |       |       |      |

            bindings = <
&studio_unlock  &kp F1     &kp F2     &kp F3       &kp F4    &kp F5                       &kp F6     &kp F7    &kp F8           &kp F9     &kp F10   &kp F11
&kp GRAVE       &kp N1     &kp N2     &kp N3       &kp N4    &kp N5                       &kp N6     &kp N7    &kp N8           &kp N9     &kp N0    &kp F12
&trans          &kp EXCL   &kp AT     &kp HASH     &kp DLLR  &kp PRCNT                    &kp CARET  &kp AMPS  &kp KP_MULTIPLY  &kp LPAR   &kp RPAR  &kp PIPE
&trans          &kp EQUAL  &kp MINUS  &kp KP_PLUS  &kp LBRC  &kp RBRC   &trans    &trans  &kp LBKT   &kp RBKT  &kp SEMI         &kp COLON  &kp BSLH  &trans
                           &trans     &trans       &trans    &trans     &trans    &trans  &trans     &trans    &trans           &trans
            >;

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

        raise_layer {
            label = "raise";

            // ------------------------------------------------------------------------------------------------------------
            // | BTCLR | BT1  | BT2  |  BT3  |  BT4  |  BT5 |                |      |      |       |      |       |       |
            // |       | INS  | PSCR | GUI   |       |      |                | PGUP |      |   ^   |      |       |       |
            // |       | ALT  | CTRL | SHIFT |       | CAPS |                | PGDN |   <- |   v   |  ->  |  DEL  | BKSPC |
            // |       | UNDO | CUT  | COPY  | PASTE |      |      |  |      |      |      |       |      |       |       |
            //                |      |       |       |      |      |  |      |      |      |       |      |

            bindings = <
&bt BT_CLR  &bt BT_SEL 0  &bt BT_SEL 1  &bt BT_SEL 2  &bt BT_SEL 3  &bt BT_SEL 4                    &trans     &trans    &trans    &trans     &trans   &trans
&trans      &kp INS       &kp PSCRN     &kp K_CMENU   &trans        &trans                          &kp PG_UP  &trans    &kp UP    &trans     &kp N0   &trans
&trans      &kp LALT      &kp LCTRL     &kp LSHFT     &trans        &kp CLCK                        &kp PG_DN  &kp LEFT  &kp DOWN  &kp RIGHT  &kp DEL  &kp BSPC
&trans      &kp K_UNDO    &kp K_CUT     &kp K_COPY    &kp K_PASTE   &trans        &trans    &trans  &trans     &trans    &trans    &trans     &trans   &trans
                          &trans        &trans        &trans        &trans        &trans    &trans  &trans     &trans    &trans    &trans
            >;

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

        adjust_layer {
            // ----------------------------------------------------------------------------------------------------------------------------
            // | BTCLR  |  BT1    |  BT2    |   BT3   |   BT4   |   BT5   |                  |      |      |       |      |       |       |
            // | EXTPWR | RGB_HUD | RGB_HUI | RGB_SAD | RGB_SAI | RGB_EFF |                  |      |      |       |      |       |       |
            // |        | RGB_BRD | RGB_BRI |         |         |         |                  |      |      |       |      |       |       |
            // |        |         |         |         |         |         | RGB_TOG | |      |      |      |       |      |       |       |
            //                    |         |         |         |         |         | |      |      |      |       |      |

            label = "adjust";
            bindings = <
&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  &none  &none  &none  &none
&ext_power EP_TOG  &rgb_ug RGB_HUD  &rgb_ug RGB_HUI  &rgb_ug RGB_SAD  &rgb_ug RGB_SAI  &rgb_ug RGB_EFF                            &none  &none  &none  &none  &none  &none
&none              &rgb_ug RGB_BRD  &rgb_ug RGB_BRI  &none            &none            &none                                      &none  &none  &none  &none  &none  &none
&none              &none            &none            &none            &none            &none            &rgb_ug RGB_TOG    &none  &none  &none  &none  &none  &none  &none
                                    &none            &none            &none            &none            &none              &none  &none  &none  &none  &none
            >;
        };
    };
};