/* Copyright 2022 HorrorTroll <https://github.com/HorrorTroll>
 *
 * 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 <string.h>
#include <math.h>

#include <lib/lib8tion/lib8tion.h>

#include QMK_KEYBOARD_H

// Each layer gets a name for readability, which is then used in the keymap matrix below.
// The underscores don't mean anything - you can have a layer called STUFF or any other name.
// Layer names don't all need to be of the same length, obviously, and you can also skip them
// entirely and just use numbers.

enum layer_names {
    _BASE,
    _FN,
};

// enum layer_keycodes { };

const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {

/*
       ┌───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───────┬───┐
       │Esc│ 1 │ 2 │ 3 │ 4 │ 5 │ 6 │ 7 │ 8 │ 9 │ 0 │ - │ = │ Bakspc│ ` │
       ├───┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─────┼───┤
       │ Tab │ q │ w │ e │ r │ t │ y │ u │ i │ o │ p │ [ │ ] │  \  │Del│
       ├─────┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴─────┼───┤
       │ Caps │ a │ s │ d │ f │ g │ h │ j │ k │ l │ ; │ ' │  Enter │PgU│
       ├──────┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴────┬───┼───┤
       │ LShift │ z │ x │ c │ v │ b │ n │ m │ , │ . │ / │ RSft │ ↑ │PgD│
       ├────┬───┴┬──┴─┬─┴───┴───┴───┴───┴───┴──┬┴──┬┴──┬┴──┬───┼───┼───┤
       │LCrl│GUI │LAlt│         Space          │RAt│Fn │RCl│ ← │ ↓ │ → │
       └────┴────┴────┴────────────────────────┴───┴───┴───┴───┴───┴───┘
       ┌───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───────┬───┐
       │   │ ! │ @ │ # │ $ │ % │ ^ │ & │ * │ ( │ ) │ _ │ + │       │ ~ │
       ├───┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─────┼───┤
       │     │ Q │ W │ E │ R │ T │ Y │ U │ I │ O │ P │ { │ } │  |  │   │
       ├─────┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴─────┼───┤
       │ Caps │ A │ S │ D │ F │ G │ H │ J │ K │ L │ : │ " │        │   │
       ├──────┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴────┬───┼───┤
       │ LShift │ Z │ X │ C │ V │ B │ N │ M │ < │ > │ ? │ RSft │   │   │
       ├────┬───┴┬──┴─┬─┴───┴───┴───┴───┴───┴──┬┴──┬┴──┬┴──┬───┼───┼───┤
       │    │    │    │                        │   │   │   │   │   │   │
       └────┴────┴────┴────────────────────────┴───┴───┴───┴───┴───┴───┘
*/
    /*  Row:    0        1        2        3        4        5        6        7        8        9        10       11       12       13       14       15     */
    [_BASE] = LAYOUT_65_ansi(
                KC_ESC,  KC_1,    KC_2,    KC_3,    KC_4,    KC_5,    KC_6,    KC_7,    KC_8,    KC_9,    KC_0,    KC_MINS, KC_EQL,           KC_BSPC, KC_GRV,
                KC_TAB,           KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,    KC_Y,    KC_U,    KC_I,    KC_O,    KC_P,    KC_LBRC, KC_RBRC, KC_BSLS, KC_DEL,
                KC_CAPS,          KC_A,    KC_S,    KC_D,    KC_F,    KC_G,    KC_H,    KC_J,    KC_K,    KC_L,    KC_SCLN, KC_QUOT, KC_ENT,           KC_PGUP,
                         KC_LSFT, KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    KC_N,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH,          KC_RSFT, KC_UP,   KC_PGDN,
                KC_LCTL, KC_LGUI,          KC_LALT,                   KC_SPC,                             KC_RALT, MO(_FN), KC_RCTL, KC_LEFT, KC_DOWN, KC_RGHT
            ),

/*
       ┌───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───────┬───┐
       │   │F1 │F2 │F3 │F4 │F5 │F6 │F7 │F8 │F9 │F10│F11│F12│       │Rst│
       ├───┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─────┼───┤
       │     │   │ ↑ │   │   │   │   │   │Ins│   │PSc│   │   │ Hui │Mod│
       ├─────┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴─────┼───┤
       │      │ ← │ ↓ │ → │   │   │   │   │   │Tog│   │   │        │Hom│
       ├──────┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴────┬───┼───┤
       │        │   │   │Cal│   │   │   │Mut│VoD│VoU│   │      │Vai│End│
       ├────┬───┴┬──┴─┬─┴───┴───┴───┴───┴───┴──┬┴──┬┴──┬┴──┬───┼───┼───┤
       │    │    │    │                        │   │   │App│Spd│Vad│Spi│
       └────┴────┴────┴────────────────────────┴───┴───┴───┴───┴───┴───┘
*/
    /*  Row:    0        1        2        3        4        5        6        7        8        9        10       11       12       13       14       15     */
    [_FN]   = LAYOUT_65_ansi(
                _______, KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,   KC_F6,   KC_F7,   KC_F8,   KC_F9,   KC_F10,  KC_F11,  KC_F12,           _______, QK_BOOT,
                _______,          _______, KC_UP,   _______, _______, _______, _______, _______, KC_INS,  _______, KC_PSCR, _______, _______, RM_HUEU, RM_NEXT,
                _______,          KC_LEFT, KC_DOWN, KC_RGHT, _______, _______, _______, _______, _______, RM_TOGG, _______, _______, _______,          KC_HOME,
                         _______, _______, _______, KC_CALC, _______, _______, _______, KC_MUTE, KC_VOLD, KC_VOLU, _______,          _______, RM_VALU, KC_END,
                _______, _______,          _______,                   _______,                            _______, _______, KC_APP,  RM_SPDD, RM_VALD, RM_SPDU
            ),
};

bool process_record_user(uint16_t keycode, keyrecord_t *record) {
    switch (keycode) {
        case QK_RGB_MATRIX_TOGGLE:
            if (record->event.pressed) {
                switch (rgb_matrix_get_flags()) {
                    case LED_FLAG_ALL: {
                        rgb_matrix_set_flags(LED_FLAG_KEYLIGHT | LED_FLAG_MODIFIER | LED_FLAG_INDICATOR);
                        rgb_matrix_set_color_all(0, 0, 0);
                    }
                    break;
                    case (LED_FLAG_KEYLIGHT | LED_FLAG_MODIFIER | LED_FLAG_INDICATOR): {
                        rgb_matrix_set_flags(LED_FLAG_UNDERGLOW);
                        rgb_matrix_set_color_all(0, 0, 0);
                    }
                    break;
                    case (LED_FLAG_UNDERGLOW): {
                        rgb_matrix_set_flags(LED_FLAG_NONE);
                        rgb_matrix_set_color_all(0, 0, 0);
                    }
                    break;
                    default: {
                        rgb_matrix_set_flags(LED_FLAG_ALL);
                        rgb_matrix_enable_noeeprom();
                    }
                    break;
                }
            }
            return false;
	}
    return true;
}

bool rgb_matrix_indicators_user(void) {
    hsv_t    hsv = rgb_matrix_config.hsv;
    uint8_t time = scale16by8(g_rgb_timer, qadd8(32, 1));
    hsv.h        = time;
    rgb_t    rgb = hsv_to_rgb(hsv);

    if ((rgb_matrix_get_flags() & LED_FLAG_KEYLIGHT)) {
        if (host_keyboard_led_state().caps_lock) {
            rgb_matrix_set_color(30, rgb.r, rgb.g, rgb.b);
        }
    } else {
        if (host_keyboard_led_state().caps_lock) {
            rgb_matrix_set_color(30, rgb.r, rgb.g, rgb.b);
        } else {
            rgb_matrix_set_color(30, 0, 0, 0);
        }
    }
    return false;
}