/***************************************************************************
 *             __________               __   ___.
 *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
 *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
 *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
 *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
 *                     \/            \/     \/    \/            \/
 *
 * Copyright (C) 2017 Marcin Bukat
 *
 * 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 software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
 * KIND, either express or implied.
 *
 ****************************************************************************/

#include "config.h"
#include "action.h"
#include "button.h"
#include "settings.h"

/* {Action Code,    Button code,    Prereq button code } */

/* 
 * The format of the list is as follows
 * { Action Code,   Button code,    Prereq button code } 
 * if there's no need to check the previous button's value, use BUTTON_NONE
 * Insert LAST_ITEM_IN_LIST at the end of each mapping 
 */
static const struct button_mapping button_context_standard[]  = {
    { ACTION_STD_PREV,        BUTTON_UP,                BUTTON_NONE },
    { ACTION_STD_PREVREPEAT,  BUTTON_UP|BUTTON_REPEAT,  BUTTON_NONE },

    { ACTION_STD_NEXT,        BUTTON_DOWN,                 BUTTON_NONE },
    { ACTION_STD_NEXTREPEAT,  BUTTON_DOWN|BUTTON_REPEAT,   BUTTON_NONE },


    { ACTION_STD_OK,          BUTTON_SELECT|BUTTON_REL,          BUTTON_SELECT },
    { ACTION_STD_OK,          BUTTON_RIGHT,                      BUTTON_NONE },

    { ACTION_STD_CANCEL,      BUTTON_LEFT,                       BUTTON_NONE },

    { ACTION_STD_CONTEXT,     BUTTON_SELECT|BUTTON_REPEAT,       BUTTON_SELECT },

    { ACTION_STD_MENU,        BUTTON_POWER,            BUTTON_NONE },

//    ACTION_STD_QUICKSCREEN,
//    ACTION_STD_KEYLOCK
//    ACTION_STD_REC
//    ACTION_STD_HOTKEY

//    { ACTION_STD_QUICKSCREEN, BUTTON_SELECT|BUTTON_REPEAT,         BUTTON_SELECT },

    LAST_ITEM_IN_LIST
}; /* button_context_standard */


static const struct button_mapping button_context_wps[]  = {
//    { ACTION_WPS_BROWSE,        BUTTON_UP|BUTTON_REPEAT,  BUTTON_UP },
    { ACTION_WPS_PLAY,     BUTTON_SELECT|BUTTON_REL,        BUTTON_SELECT },
    { ACTION_WPS_SEEKBACK, BUTTON_LEFT|BUTTON_REPEAT, BUTTON_NONE },
    { ACTION_WPS_SEEKFWD,  BUTTON_RIGHT|BUTTON_REPEAT, BUTTON_NONE },
    { ACTION_WPS_STOPSEEK, BUTTON_LEFT|BUTTON_REL,    BUTTON_LEFT|BUTTON_REPEAT },
    { ACTION_WPS_STOPSEEK, BUTTON_RIGHT|BUTTON_REL,    BUTTON_RIGHT|BUTTON_REPEAT },
    { ACTION_WPS_SKIPNEXT, BUTTON_RIGHT|BUTTON_REL,    BUTTON_RIGHT },
    { ACTION_WPS_SKIPPREV, BUTTON_LEFT|BUTTON_REL,    BUTTON_LEFT },
    { ACTION_WPS_STOP,     BUTTON_SELECT|BUTTON_REPEAT,     BUTTON_SELECT },
    { ACTION_WPS_VOLDOWN,   BUTTON_VOLDOWN,                  BUTTON_NONE },
    { ACTION_WPS_VOLDOWN,   BUTTON_VOLDOWN|BUTTON_REPEAT,    BUTTON_NONE },
    { ACTION_WPS_VOLUP,     BUTTON_VOLUP,                   BUTTON_NONE },
    { ACTION_WPS_VOLUP,     BUTTON_VOLUP|BUTTON_REPEAT,     BUTTON_NONE },
//    ACTION_WPS_PITCHSCREEN  optional
//    ACTION_WPS_ID3SCREEN    optional
    { ACTION_WPS_CONTEXT,       BUTTON_DOWN|BUTTON_REL,       BUTTON_DOWN },
    { ACTION_WPS_QUICKSCREEN,   BUTTON_DOWN|BUTTON_REPEAT,    BUTTON_DOWN }, // optional
    { ACTION_WPS_MENU,          BUTTON_UP|BUTTON_REL,      BUTTON_UP }, /*this should be the same as ACTION_STD_MENU */
//    ACTION_WPS_VIEW_PLAYLIST
//    ACTION_WPS_LIST_BOOKMARKS,/* optional */
//    ACTION_WPS_CREATE_BOOKMARK,/* optional */

    { ACTION_STD_KEYLOCK,       BUTTON_POWER,      BUTTON_NONE },

    LAST_ITEM_IN_LIST
}; /* button_context_wps */

static const struct button_mapping button_context_settings[] = {
    { ACTION_SETTINGS_INC,      BUTTON_VOLUP,                BUTTON_NONE },
    { ACTION_SETTINGS_INCREPEAT,BUTTON_VOLUP|BUTTON_REPEAT,  BUTTON_NONE },
//    ACTION_SETTINGS_INCBIGSTEP
    { ACTION_SETTINGS_DEC,      BUTTON_VOLDOWN,               BUTTON_NONE },
    { ACTION_SETTINGS_DECREPEAT,BUTTON_VOLDOWN|BUTTON_REPEAT, BUTTON_NONE },
//    ACTION_SETTINGS_DECBIGSTEP
    { ACTION_SETTINGS_RESET,    BUTTON_SELECT|BUTTON_REPEAT,     BUTTON_SELECT },
//    ACTION_SETTINGS_SET, /* Used by touchscreen targets */
    LAST_ITEM_IN_LIST__NEXTLIST(CONTEXT_STD),
}; /* button_context_settings */

static const struct button_mapping button_context_list[]  = {
//    ACTION_LISTTREE_PGUP,/* optional */
//    ACTION_LISTTREE_PGDOWN,/* optional */

#ifdef HAVE_VOLUME_IN_LIST
    { ACTION_LIST_VOLUP,                BUTTON_VOL_UP,                     BUTTON_NONE },
    { ACTION_LIST_VOLUP,                BUTTON_VOL_UP|BUTTON_REPEAT,       BUTTON_NONE },
    { ACTION_LIST_VOLDOWN,              BUTTON_VOL_DOWN,                   BUTTON_NONE },
    { ACTION_LIST_VOLDOWN,              BUTTON_VOL_DOWN|BUTTON_REPEAT,     BUTTON_NONE },
#endif
    LAST_ITEM_IN_LIST__NEXTLIST(CONTEXT_STD)
}; /* button_context_list */

static const struct button_mapping button_context_tree[]  = {
//    ACTION_TREE_ROOT_INIT,
//    ACTION_TREE_PGLEFT,/* optional */
//    ACTION_TREE_PGRIGHT,/* optional */
//    ACTION_TREE_STOP,
//    ACTION_TREE_WPS,
//    ACTION_TREE_HOTKEY,

    { ACTION_TREE_WPS,    BUTTON_UP|BUTTON_REL,         BUTTON_UP },
//    { ACTION_TREE_STOP,   BUTTON_POWER|BUTTON_REL,      BUTTON_POWER },
//    { ACTION_TREE_HOTKEY, BUTTON_REC|BUTTON_REL,        BUTTON_REC },
    
    LAST_ITEM_IN_LIST__NEXTLIST(CONTEXT_LIST),
}; /* button_context_tree */

static const struct button_mapping button_context_yesno[]  = {
    { ACTION_YESNO_ACCEPT,          BUTTON_SELECT,              BUTTON_NONE },

    LAST_ITEM_IN_LIST__NEXTLIST(CONTEXT_STD),
}; /* button_context_settings_yesno */

static const struct button_mapping button_context_quickscreen[]  = {
    { ACTION_QS_TOP,     BUTTON_UP|BUTTON_REL,          BUTTON_NONE },
    { ACTION_QS_TOP,     BUTTON_UP|BUTTON_REPEAT,       BUTTON_NONE },
    { ACTION_QS_DOWN,    BUTTON_DOWN|BUTTON_REL,        BUTTON_NONE },
    { ACTION_QS_DOWN,    BUTTON_DOWN|BUTTON_REPEAT,     BUTTON_NONE },
    { ACTION_QS_LEFT,    BUTTON_LEFT|BUTTON_REL,        BUTTON_NONE },
    { ACTION_QS_LEFT,    BUTTON_LEFT|BUTTON_REPEAT,     BUTTON_NONE },
    { ACTION_QS_RIGHT,   BUTTON_RIGHT|BUTTON_REL,       BUTTON_NONE },
    { ACTION_QS_RIGHT,   BUTTON_RIGHT|BUTTON_REPEAT,    BUTTON_NONE },
    
    LAST_ITEM_IN_LIST__NEXTLIST(CONTEXT_STD),
}; /* button_context_quickscreen */

static const struct button_mapping button_context_settings_time[] = {
    { ACTION_STD_PREV,        BUTTON_LEFT|BUTTON_REL,             BUTTON_LEFT },
//    { ACTION_STD_PREVREPEAT,  BUTTON_LEFT|BUTTON_REPEAT,          BUTTON_LEFT },
    { ACTION_STD_NEXT,        BUTTON_RIGHT|BUTTON_REL,           BUTTON_RIGHT },
    { ACTION_STD_NEXTREPEAT,  BUTTON_RIGHT|BUTTON_REPEAT,        BUTTON_RIGHT },
    { ACTION_STD_CANCEL,      BUTTON_LEFT|BUTTON_REPEAT,        BUTTON_LEFT },
    { ACTION_STD_OK,          BUTTON_SELECT|BUTTON_REL,          BUTTON_SELECT },
    { ACTION_SETTINGS_INC,      BUTTON_UP,                BUTTON_NONE },
    { ACTION_SETTINGS_INCREPEAT,BUTTON_UP|BUTTON_REPEAT,  BUTTON_NONE },
    { ACTION_SETTINGS_DEC,      BUTTON_DOWN,                BUTTON_NONE },
    { ACTION_SETTINGS_DECREPEAT,BUTTON_DOWN|BUTTON_REPEAT,  BUTTON_NONE },

    LAST_ITEM_IN_LIST
    //LAST_ITEM_IN_LIST__NEXTLIST(CONTEXT_SETTINGS)
}; /* button_context_settings_time */

static const struct button_mapping button_context_pitchscreen[]  = {
    { ACTION_PS_INC_SMALL,      BUTTON_VOLUP,                BUTTON_NONE },
    { ACTION_PS_INC_BIG,        BUTTON_VOLUP|BUTTON_REPEAT,  BUTTON_NONE },
    { ACTION_PS_DEC_SMALL,      BUTTON_VOLDOWN,               BUTTON_NONE },
    { ACTION_PS_DEC_BIG,        BUTTON_VOLDOWN|BUTTON_REPEAT, BUTTON_NONE },
    { ACTION_PS_NUDGE_LEFT,     BUTTON_LEFT,               BUTTON_NONE },
    { ACTION_PS_NUDGE_LEFTOFF,  BUTTON_LEFT|BUTTON_REL,    BUTTON_NONE },
    { ACTION_PS_NUDGE_RIGHT,    BUTTON_RIGHT,              BUTTON_NONE },
    { ACTION_PS_NUDGE_RIGHTOFF, BUTTON_RIGHT|BUTTON_REL,   BUTTON_NONE },
//    { ACTION_PS_TOGGLE_MODE,    BUTTON_REC,                BUTTON_NONE },
    { ACTION_PS_RESET,          BUTTON_SELECT,             BUTTON_NONE },
    { ACTION_PS_EXIT,           BUTTON_POWER,              BUTTON_NONE },
    { ACTION_PS_EXIT,           BUTTON_UP,                 BUTTON_NONE },
    { ACTION_PS_SLOWER,         BUTTON_LEFT|BUTTON_REPEAT, BUTTON_NONE },
    { ACTION_PS_FASTER,         BUTTON_RIGHT|BUTTON_REPEAT,BUTTON_NONE },
    
    LAST_ITEM_IN_LIST__NEXTLIST(CONTEXT_STD),
}; /* button_context_pitchscreen */

static const struct button_mapping button_context_keyboard[]  = {
    { ACTION_KBD_LEFT,         BUTTON_LEFT,                      BUTTON_NONE },
    { ACTION_KBD_LEFT,         BUTTON_LEFT|BUTTON_REPEAT,        BUTTON_NONE },
    { ACTION_KBD_RIGHT,        BUTTON_RIGHT,                     BUTTON_NONE },
    { ACTION_KBD_RIGHT,        BUTTON_RIGHT|BUTTON_REPEAT,       BUTTON_NONE },
    
    { ACTION_KBD_CURSOR_LEFT,  BUTTON_POWER|BUTTON_LEFT,                BUTTON_NONE },
    { ACTION_KBD_CURSOR_LEFT,  BUTTON_POWER|BUTTON_LEFT|BUTTON_REPEAT,  BUTTON_NONE },
    { ACTION_KBD_CURSOR_RIGHT, BUTTON_POWER|BUTTON_RIGHT,               BUTTON_NONE },
    { ACTION_KBD_CURSOR_RIGHT, BUTTON_POWER|BUTTON_RIGHT|BUTTON_REPEAT, BUTTON_NONE },
    
    { ACTION_KBD_UP,           BUTTON_VOLDOWN,                 BUTTON_NONE },
    { ACTION_KBD_UP,           BUTTON_VOLDOWN|BUTTON_REPEAT,   BUTTON_NONE },
    { ACTION_KBD_DOWN,         BUTTON_VOLUP,               BUTTON_NONE },
    { ACTION_KBD_DOWN,         BUTTON_VOLUP|BUTTON_REPEAT, BUTTON_NONE },
    { ACTION_KBD_PAGE_FLIP,    BUTTON_POWER|BUTTON_SELECT,         BUTTON_POWER },
    { ACTION_KBD_BACKSPACE,    BUTTON_DOWN,                      BUTTON_NONE },
    { ACTION_KBD_BACKSPACE,    BUTTON_DOWN|BUTTON_REPEAT,        BUTTON_NONE },
    { ACTION_KBD_SELECT,       BUTTON_SELECT,                    BUTTON_NONE },
    { ACTION_KBD_DONE,         BUTTON_UP,                        BUTTON_NONE },
    { ACTION_KBD_ABORT,        BUTTON_POWER,                     BUTTON_NONE },
    { ACTION_KBD_MORSE_INPUT,  BUTTON_POWER|BUTTON_REL,            BUTTON_POWER },
    { ACTION_KBD_MORSE_SELECT, BUTTON_SELECT|BUTTON_REL,         BUTTON_NONE },

    LAST_ITEM_IN_LIST
}; /* button_context_keyboard */

static const struct button_mapping button_context_bmark[]  = {
    { ACTION_BMS_DELETE,       BUTTON_LEFT,        BUTTON_NONE },

    LAST_ITEM_IN_LIST__NEXTLIST(CONTEXT_LIST),
}; /* button_context_bmark */

/* get_context_mapping returns a pointer to one of the above defined arrays depending on the context */
const struct button_mapping* get_context_mapping(int context)
{
    switch (context)
    {
        case CONTEXT_STD:
            return button_context_standard;
            
        case CONTEXT_WPS:
            return button_context_wps;

        case CONTEXT_LIST:
            return button_context_list;

        case CONTEXT_CUSTOM|CONTEXT_TREE:
            return button_context_tree;

        case CONTEXT_SETTINGS:
	case CONTEXT_SETTINGS_EQ:
            return button_context_settings;

        case CONTEXT_SETTINGS_TIME:
            return button_context_settings_time;

        case CONTEXT_YESNOSCREEN:
            return button_context_yesno;

        case CONTEXT_BOOKMARKSCREEN:
            return button_context_bmark;

        case CONTEXT_QUICKSCREEN:
            return button_context_quickscreen;

        case CONTEXT_PITCHSCREEN:
            return button_context_pitchscreen;

        case CONTEXT_KEYBOARD:
        case CONTEXT_MORSE_INPUT:
            return button_context_keyboard;

        default:
            return button_context_standard;
    } 
    return button_context_standard;
}