/* Copyright 2015-2017 Jack Humbert
 *
 * 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.
 * cd /c/qmk_firmware
 * make planck/rev4:navi
 * 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 "planck.h"
#include "action_layer.h"
#ifdef AUDIO_ENABLE
  #include "audio.h"
  #include "song_list.h"
#endif

extern keymap_config_t keymap_config;

enum planck_layers {
  _QWERTY,
  _COLEMAK,
  _PLOVER,
  _LOWER,
  _RAISE,
  _ADJUST,
  _FUNCTION
};

enum planck_keycodes {
  QWERTY = SAFE_RANGE,
  COLEMAK,
  PLOVER,
  LOWER,
  RAISE,
  EXT_PLV,
  FUNCTION
};

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

/* Qwerty
 * ,-----------------------------------------------------------------------------------.
 * | Tab  |   Q  |   W  |   E  |   R  |   T  |   Y  |   U  |   I  |   O  |   P  | Bksp |
 * |------+------+------+------+------+-------------+------+------+------+------+------|
 * | CtlE |   A  |   S  |   D  |   F  |   G  |   H  |   J  |   K  |   L  |   ;  |  "   |
 * |------+------+------+------+------+------|------+------+------+------+------+------|
 * | Shift|   Z  |   X  |   C  |   V  |   B  |   N  |   M  |   ,  |   .  |   /  |Enter |
 * |------+------+------+------+------+------+------+------+------+------+------+------|
 * |  FN  |CtlSE |  GUI |  Alt | Lower|    Space    |Raise | Left | Down |  Up  |Right |
 * `-----------------------------------------------------------------------------------'
 * CtlSE = Control+shift+esc/
 * CtlE = Control when held, esc when tapped
  */
[_QWERTY] = {
  {KC_TAB,  KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,    KC_Y,    KC_U,    KC_I,    KC_O,    KC_P,    KC_BSPC},
  {LCTL_T(KC_ESC),  KC_A,    KC_S,    KC_D,    KC_F,    KC_G,    KC_H,    KC_J,    KC_K,    KC_L,    KC_SCLN, KC_QUOT},
  {KC_LSFT, KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    KC_N,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, KC_ENT },
  {FUNCTION, C_S_T(KC_ESC), KC_LGUI, KC_LALT, LOWER,   KC_SPC,  KC_SPC,  RAISE,   KC_LEFT, KC_DOWN, KC_UP,   KC_RGHT}
},

/* Colemak
 * ,-----------------------------------------------------------------------------------.
 * | Tab  |   Q  |   W  |   F  |   P  |   G  |   J  |   L  |   U  |   Y  |   ;  | Bksp |
 * |------+------+------+------+------+-------------+------+------+------+------+------|
 * | CtlE |   A  |   R  |   S  |   T  |   D  |   H  |   N  |   E  |   I  |   O  |  "   |
 * |------+------+------+------+------+------|------+------+------+------+------+------|
 * | Shift|   Z  |   X  |   C  |   V  |   B  |   K  |   M  |   ,  |   .  |   /  |Enter |
 * |------+------+------+------+------+------+------+------+------+------+------+------|
 * |  FN  |CtlSE |  GUI |  Alt |Lower |    Space    | Raise| Left | Down |  Up  |Right |
 * `-----------------------------------------------------------------------------------'
 */
[_COLEMAK] = {
  {KC_TAB,  KC_Q,    KC_W,    KC_F,    KC_P,    KC_G,    KC_J,    KC_L,    KC_U,    KC_Y,    KC_SCLN, KC_BSPC},
  {LCTL_T(KC_ESC),  KC_A,    KC_R,    KC_S,    KC_T,    KC_D,    KC_H,    KC_N,    KC_E,    KC_I,    KC_O,    KC_QUOT},
  {KC_LSFT, KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    KC_K,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, KC_ENT },
  {FUNCTION, C_S_T(KC_ESC), KC_LGUI, KC_LALT, LOWER,   KC_SPC,  KC_SPC,  RAISE,   KC_LEFT, KC_DOWN, KC_UP,   KC_RGHT}
},

/* Plover layer (http://opensteno.org)
 * ,-----------------------------------------------------------------------------------.
 * |   #  |   #  |   #  |   #  |   #  |   #  |   #  |   #  |   #  |   #  |   #  |   #  |
 * |------+------+------+------+------+-------------+------+------+------+------+------|
 * |      |   S  |   T  |   P  |   H  |   *  |   *  |   F  |   P  |   L  |   T  |   D  |
 * |------+------+------+------+------+------|------+------+------+------+------+------|
 * |      |   S  |   K  |   W  |   R  |   *  |   *  |   R  |   B  |   G  |   S  |   Z  |
 * |------+------+------+------+------+------+------+------+------+------+------+------|
 * | Exit |      |      |   A  |   O  |             |   E  |   U  |      |      |      |
 * `-----------------------------------------------------------------------------------'
 */

[_PLOVER] = {
  {KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1   },
  {XXXXXXX, KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,    KC_Y,    KC_U,    KC_I,    KC_O,    KC_P,    KC_LBRC},
  {XXXXXXX, KC_A,    KC_S,    KC_D,    KC_F,    KC_G,    KC_H,    KC_J,    KC_K,    KC_L,    KC_SCLN, KC_QUOT},
  {EXT_PLV, XXXXXXX, XXXXXXX, KC_C,    KC_V,    XXXXXXX, XXXXXXX, KC_N,    KC_M,    XXXXXXX, XXXXXXX, XXXXXXX}
},


/* Lower
 * ,-----------------------------------------------------------------------------------.
 * |   `  |   1  |   2  |   3  |   4  |   5  |   6  |   7  |   8  |   9  |   0  | Del  |
 * |------+------+------+------+------+-------------+------+------+------+------+------|
 * | Del  |  F1  |  F2  |  F3  |  F4  |  F5  |  F6  |   _  |   +  |   {  |   }  |  |   |
 * |------+------+------+------+------+------|------+------+------+------+------+------|
 * | Shift|  F7  |  F8  |  F9  |  F10 |  F11 |  F12 |ISO ~ |  ISO |  End | Home |      |
 * |------+------+------+------+------+------+------+------+------+------+------+------|
 * |      |      |      |      |      |             |      |      |Pg DN | Pg UP|      |
 * `-----------------------------------------------------------------------------------'
 */
[_LOWER] = {
  {KC_GRV,  KC_1,    KC_2,    KC_3,    KC_4,    KC_5,    KC_6,    KC_7,    KC_8,    KC_9,    KC_0,    KC_DEL},
  {KC_DEL,  KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,   KC_F6,   KC_UNDS,    KC_PLUS,    KC_LCBR, KC_RCBR, KC_PIPE},
  {KC_LSHIFT, KC_F7,   KC_F8,   KC_F9,   KC_F10,  KC_F11,  KC_F12,  S(KC_NUHS), S(KC_NUBS), KC_END, KC_HOME,  _______},
  {_______, _______, _______, _______, _______, _______, _______, _______,    _______, KC_PGDN  , KC_PGUP, _______}
},

/* Raise
 * ,-----------------------------------------------------------------------------------.
 * |   ~  |   !  |   @  |   #  |   $  |   %  |   ^  |   &  |   *  |   (  |   )  | Del  |
 * |------+------+------+------+------+-------------+------+------+------+------+------|
 * | Del  |  F1  |  F2  |  F3  |  F4  |  F5  |  F6  |   -  |   =  |   [  |   ]  |  \   |
 * |------+------+------+------+------+------|------+------+------+------+------+------|
 * |Shift |  F7  |  F8  |  F9  |  F10 |  F11 |  F12 |ISO # |ISO / | End  | Home |       |
 * |------+------+------+------+------+------+------+------+------+------+------+------|
 * |      |      |      |      |      |             |      |      |Pg DN |Pg UP |      |
 * `-----------------------------------------------------------------------------------'
 */
[_RAISE] = {
  {KC_TILD, KC_EXLM, KC_AT,   KC_HASH, KC_DLR,  KC_PERC, KC_CIRC, KC_AMPR,    KC_ASTR,    KC_LPRN, KC_RPRN, KC_DEL},
  {KC_DEL,  KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,   KC_F6,   KC_MINS, KC_EQL,  KC_LBRC, KC_RBRC, KC_BSLS},
  {KC_LSHIFT, KC_F7,   KC_F8,   KC_F9,   KC_F10,  KC_F11,  KC_F12,  KC_NUHS, KC_NUBS, KC_END, KC_HOME,  _______},
  {_______, _______, _______, _______, _______, _______, _______, _______,    _______, KC_PGDN  , KC_PGUP, _______}
},

/* Adjust (Lower + Raise)
 * ,-----------------------------------------------------------------------------------.
 * |      | Reset|      |      |      |      |      |      |      |      |      |  Del |
 * |------+------+------+------+------+-------------+------+------+------+------+------|
 * |      |      |MU_MOD|Aud on|Audoff|      |      |Qwerty|Colemk|Plover|      |      |
 * |------+------+------+------+------+------|------+------+------+------+------+------|
 * |Caps  |Voice-|Voice+|Mus on|Musoff|MIDIon|MIDIof|      |      |      |      | Caps |
 * |------+------+------+------+------+------+------+------+------+------+------+------|
 * |      |      |      |      |      |             |      |      |      |      |      |
 * `-----------------------------------------------------------------------------------'
 */
[_ADJUST] = {
  {_______, RESET,   DEBUG,    RGB_TOG, RGB_MOD, RGB_HUI, RGB_HUD, RGB_SAI, RGB_SAD, RGB_VAI, RGB_VAD, KC_DEL },
  {_______, _______, MU_MOD,  AU_ON,   AU_OFF,  _______, _______, QWERTY,  COLEMAK, PLOVER,_______,  _______},
  {KC_CAPS, MUV_DE,  MUV_IN,  MU_ON,   MU_OFF,  MI_ON,   MI_OFF,  TERM_ON, TERM_OFF, _______, _______, KC_CAPS},
  {_______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______}
},

/* Function
 * ,-----------------------------------------------------------------------------------.
 * | Esc  |      | Prev | Play | Next |      |      |      |  7   |  8   |  9   | Bksp |
 * |------+------+------+------+------+-------------+------+------+------+------+------|
 * |      |      | Vol- | Mute | Vol+ |      |      |   +  |  4   |  5   |  6   |  -   |
 * |------+------+------+------+------+------|------+------+------+------+------+------|
 * | CALC |      |      |      |      |      |      |   $  |  1   |  2   |  3   | Enter|
 * |------+------+------+------+------+------+------+------+------+------+------+------|
 * |      |      |Prntsc|      |      |             |   *  |  0   |  .   |Numlck|  /   |
 * `-----------------------------------------------------------------------------------'
 */

[_FUNCTION] = { 
  {KC_ESC , _______, KC_MPRV, KC_MPLY, KC_MNXT, _______,_______,_______, KC_KP_7, KC_KP_8, KC_KP_9,KC_BSPC},
  {_______, _______, KC_VOLD, KC_MUTE, KC_VOLU, _______, _______, KC_PPLS, KC_KP_4, KC_KP_5, KC_KP_6, KC_PMNS},
  {KC_CALC, _______, _______, _______, _______, _______, _______, KC_DLR, KC_KP_1, KC_KP_2, KC_KP_3, KC_ENT},
  {_______, _______, KC_PSCR, _______, _______ , _______, _______, KC_PAST, KC_KP_0, KC_KP_DOT,KC_NUMLOCK, KC_PSLS}
}

};

#ifdef AUDIO_ENABLE
float tone_startup[][2]    = SONG(ZELDA_PUZZLE);
float tone_qwerty[][2]     = SONG(ZELDA_TREASURE);
float plover_song[][2]     = SONG(PLOVER_SOUND);
float plover_gb_song[][2] = SONG(PLOVER_GOODBYE_SOUND);
float tone_colemak[][2]    = SONG(VIOLIN_SOUND);
float tone_music_on[][2]   = SONG(ONE_UP_SOUND);
float tone_music_off[][2]  = SONG(ROCK_A_BYE_BABY);
#endif /* AUDIO_ENABLE */

bool process_record_user(uint16_t keycode, keyrecord_t *record) {
  switch (keycode) {
    case QWERTY:
      if (record->event.pressed) {
		  print("mode just switched to qwerty and this is a huge string\n");
		  set_single_persistent_default_layer(_QWERTY);
        #ifdef AUDIO_ENABLE
          PLAY_SONG(tone_qwerty);
        #endif
      }
      return false;
      break;
    case COLEMAK:
      if (record->event.pressed) {
		  set_single_persistent_default_layer(_COLEMAK);
        #ifdef AUDIO_ENABLE
          PLAY_SONG(tone_colemak);
        #endif
      }
      return false;
      break;
    case LOWER:
      if (record->event.pressed) {
        layer_on(_LOWER);
        update_tri_layer(_LOWER, _RAISE, _ADJUST);
      } else {
        layer_off(_LOWER);
        update_tri_layer(_LOWER, _RAISE, _ADJUST);
      }
      return false;
      break;
    case RAISE:
      if (record->event.pressed) {
        layer_on(_RAISE);
        update_tri_layer(_LOWER, _RAISE, _ADJUST);
      } else {
        layer_off(_RAISE);
        update_tri_layer(_LOWER, _RAISE, _ADJUST);
      }
      return false;
      break;
	case FUNCTION:
      if (record->event.pressed) {
        layer_on(_FUNCTION);
      } else {
        layer_off(_FUNCTION);
      }
      return false;
      break;
	case PLOVER:
      if (record->event.pressed) {
        #ifdef AUDIO_ENABLE
          stop_all_notes();
          PLAY_SONG(plover_song);
        #endif
        layer_off(_RAISE);
        layer_off(_LOWER);
        layer_off(_ADJUST);
        layer_on(_PLOVER);
        if (!eeconfig_is_enabled()) {
            eeconfig_init();
        }
        keymap_config.raw = eeconfig_read_keymap();
        keymap_config.nkro = 1;
        eeconfig_update_keymap(keymap_config.raw);
      }
      return false;
      break;
    case EXT_PLV:
      if (record->event.pressed) {
        #ifdef AUDIO_ENABLE
          PLAY_SONG(plover_gb_song);
        #endif
        layer_off(_PLOVER);
      }
      return false;
      break;
  }
  return true;
}

void matrix_init_user(void) {
    #ifdef AUDIO_ENABLE
        startup_user();
    #endif
}

#ifdef AUDIO_ENABLE

void startup_user()
{
    _delay_ms(20); // gets rid of tick
    PLAY_SONG(tone_startup);
}

void music_on_user(void)
{
	PLAY_SONG(tone_music_on);
}

void music_off_user(void)
{
	PLAY_SONG(tone_music_off);
}
#endif