qmk_firmware/keyboards/work_louder/micro/keymaps/peterfalken/keymap.c

// Copyright 2023 Peter.Falken (@PeterFalken)
// SPDX-License-Identifier: GPL-2.0-or-later

#include "peterfalken.h"

enum keymap_layers {
    _L0,
    _L1,
    _L2,
    _L3,
    _L4,
    _L5,
    _L6,
    _ADJUST
};

// Shorter custom keycodes
#define CK_UNDO LGUI(KC_Z)  // UNDO = CMD + Z
#define CK_REDO SGUI(KC_Z)  // REDO = CMD + SHIFT + Z

const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
    [_L0] = LAYOUT(
        KC_MPLY, KC_9,    KC_0,    KC_NO,
        KC_5,    KC_6,    KC_7,    KC_8,
        KC_1,    KC_2,    KC_3,    KC_4,
        TO(1),   KC_DOT,  KC_COMM, _______
    ),
    [_L1] = LAYOUT(
        KC_1,    KC_2,    KC_3,    KC_4,
        KC_5,    KC_6,    KC_7,    KC_8,
        KC_9,    KC_0,    KC_A,    KC_B,
        TO(2),   KC_C,    KC_D,    KC_E
    ),
    [_L2] = LAYOUT(
        _______, _______, _______, _______,
        _______, _______, _______, _______,
        _______, _______, _______, _______,
        TO(3),   _______, _______, _______
    ),
    [_L3] = LAYOUT(
        _______, _______, _______, _______,
        _______, _______, _______, _______,
        _______, _______, _______, _______,
        TO(4),   _______, _______, _______
    ),
    [_L4] = LAYOUT(
        _______, _______, _______, _______,
        _______, _______, _______, _______,
        _______, _______, _______, _______,
        TO(5),   _______, _______, _______
    ),
    [_L5] = LAYOUT(
        _______, _______, _______, _______,
        _______, _______, _______, _______,
        _______, _______, _______, _______,
        TO(6),   _______, _______, _______
    ),
    [_L6] = LAYOUT(
        _______, _______, _______, _______,
        _______, _______, _______, _______,
        _______, _______, _______, _______,
        TO(7),   _______, _______, _______
    ),
    [_ADJUST] = LAYOUT(
        QK_BOOT, _______, _______, _______,
        _______, _______, _______, _______,
        _______, _______, _______, _______,
        TO(0),   _______, _______, _______
    ),
};

typedef union {
    uint32_t raw;
    struct {
        uint8_t led_level : 3;
    };
} work_louder_config_t;

work_louder_config_t work_louder_config;

#if defined(ENCODER_MAP_ENABLE)
const uint16_t PROGMEM encoder_map[][NUM_ENCODERS][NUM_DIRECTIONS] = {
    {   ENCODER_CCW_CW(KC_VOLD, KC_VOLU),   ENCODER_CCW_CW(CK_UNDO, CK_REDO)    },
    {   ENCODER_CCW_CW(_______, _______),   ENCODER_CCW_CW(_______, _______)    },
    {   ENCODER_CCW_CW(_______, _______),   ENCODER_CCW_CW(_______, _______)    },
    {   ENCODER_CCW_CW(_______, _______),   ENCODER_CCW_CW(_______, _______)    },
    {   ENCODER_CCW_CW(_______, _______),   ENCODER_CCW_CW(_______, _______)    },
    {   ENCODER_CCW_CW(_______, _______),   ENCODER_CCW_CW(_______, _______)    },
    {   ENCODER_CCW_CW(_______, _______),   ENCODER_CCW_CW(_______, _______)    },
    {   ENCODER_CCW_CW(_______, _______),   ENCODER_CCW_CW(_______, _______)    },
};
#endif  // defined(ENCODER_MAP_ENABLE)

layer_state_t layer_state_set_user(layer_state_t state) {
    // Get highest layer as number
    int layer = get_highest_layer(state);
    // Toggle leds based on binary layer number [1  2  3]
    layer & 0x04 ? work_louder_micro_led_1_on(): work_louder_micro_led_1_off();
    layer & 0x02 ? work_louder_micro_led_2_on(): work_louder_micro_led_2_off();
    layer & 0x01 ? work_louder_micro_led_3_on(): work_louder_micro_led_3_off();
    return state;
}

void eeconfig_init_user(void) {
    work_louder_config.raw = 0;
    work_louder_config.led_level = 1;
    eeconfig_update_user(work_louder_config.raw);
}

void matrix_init_user(void) {
    work_louder_config.raw = eeconfig_read_user();
    work_louder_micro_led_all_set((uint8_t)(work_louder_config.led_level * 255 / 4));
}