/***************************************************************************
 *             __________               __   ___.
 *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
 *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
 *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
 *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
 *                     \/            \/     \/    \/            \/
 * $Id$
 *
 * Copyright (C) 2002 Björn Stenberg
 *
 * All files in this archive are subject to the GNU General Public License.
 * See the file COPYING in the source tree root for full license agreement.
 *
 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
 * KIND, either express or implied.
 *
 ****************************************************************************/
#include <timefuncs.h>
#include "config.h"
#include "options.h"

#include "menu.h"
#include "tree.h"
#include "lcd.h"
#include "font.h"
#include "action.h"
#include "kernel.h"
#include "main_menu.h"
#include "debug_menu.h"
#include "sprintf.h"
#include <string.h>
#include "settings.h"
#include "settings_menu.h"
#include "power.h"
#include "powermgmt.h"
#include "sound_menu.h"
#include "status.h"
#include "fat.h"
#include "bookmark.h"
#include "buffer.h"
#include "screens.h"
#include "playlist_menu.h"
#include "talk.h"
#ifdef CONFIG_TUNER
#include "radio.h"
#endif
#include "misc.h"
#include "lang.h"
#include "logfdisp.h"
#include "plugin.h"
#include "filetypes.h"
#include "splash.h"

#ifdef HAVE_RECORDING
#include "recording.h"
#endif

static bool show_credits(void)
{
    plugin_load("/.rockbox/rocks/credits.rock",NULL);
    return false;
}

#ifdef SIMULATOR
extern bool simulate_usb(void);
#endif

#ifdef HAVE_LCD_CHARCELLS
#define SIZE_FMT "%s%s"
#else
#define SIZE_FMT "%s %s"
#endif

static bool show_info(void)
{
    char s[64], s1[32];
    unsigned long size, free;
    long buflen = ((audiobufend - audiobuf) * 2) / 2097;  /* avoid overflow */
    int key;
    int i;
    bool done = false;
    bool new_info = true;
#ifdef HAVE_MULTIVOLUME
    char s2[32];
    unsigned long size2, free2;
#endif
#ifdef HAVE_LCD_CHARCELLS
    int page = 0;
#endif

    const unsigned char *kbyte_units[] = {
        ID2P(LANG_KILOBYTE),
        ID2P(LANG_MEGABYTE),
        ID2P(LANG_GIGABYTE)
    };
    
    while (!done)
    {
        int y=0;

        if (new_info)
        {
            fat_size( IF_MV2(0,) &size, &free );
#ifdef HAVE_MULTIVOLUME
            if (fat_ismounted(1))
                fat_size( 1, &size2, &free2 );
            else
                size2 = 0;
#endif

            if (global_settings.talk_menu)
            {   /* say whatever is reasonable, no real connection to the screen */
                bool enqueue = false; /* enqueue all but the first */
                if (battery_level() >= 0)
                {
                    talk_id(LANG_BATTERY_TIME, enqueue);
                    enqueue = true;
                    talk_value(battery_level(), UNIT_PERCENT, true);
#if CONFIG_CHARGING >= CHARGING_MONITOR
                    if (charge_state == CHARGING)
                        talk_id(LANG_BATTERY_CHARGE, true);               
                    else if (charge_state == TOPOFF)
                        talk_id(LANG_BATTERY_TOPOFF_CHARGE, true);
                    else if (charge_state == TRICKLE)
                        talk_id(LANG_BATTERY_TRICKLE_CHARGE, true);
#endif
                }

                talk_id(LANG_DISK_FREE_INFO, enqueue);
#ifdef HAVE_MULTIVOLUME
                talk_id(LANG_DISK_NAME_INTERNAL, true);
                output_dyn_value(NULL, 0, free, kbyte_units, true);
                if (size2)
                {
                    talk_id(LANG_DISK_NAME_MMC, true);
                    output_dyn_value(NULL, 0, free2, kbyte_units, true);
                }
#else
                output_dyn_value(NULL, 0, free, kbyte_units, true);
#endif

#ifdef CONFIG_RTC
                {
                    struct tm* tm = get_time();
                    talk_id(VOICE_CURRENT_TIME, true);
                    talk_value(tm->tm_hour, UNIT_HOUR, true);
                    talk_value(tm->tm_min, UNIT_MIN, true);
                    talk_value(tm->tm_sec, UNIT_SEC, true);
                    talk_id(LANG_MONTH_JANUARY + tm->tm_mon, true);
                    talk_number(tm->tm_mday, true);
                    talk_number(1900 + tm->tm_year, true);
                }
#endif
            }
            new_info = false;
        }

        FOR_NB_SCREENS(i)
        {
            screens[i].clear_display();
#ifdef HAVE_LCD_BITMAP
            screens[i].puts(0, y, str(LANG_ROCKBOX_INFO));
#endif
        }
#ifdef HAVE_LCD_BITMAP
        y += 2;
#endif

#ifdef HAVE_LCD_CHARCELLS
        if (page == 0)
#endif
        {
            int integer = buflen / 1000;
            int decimal = buflen % 1000;

#ifdef HAVE_LCD_CHARCELLS
            snprintf(s, sizeof(s), (char *)str(LANG_BUFFER_STAT_PLAYER),
                     integer, decimal);
#else
            snprintf(s, sizeof(s), (char *)str(LANG_BUFFER_STAT_RECORDER),
                     integer, decimal);
#endif
            FOR_NB_SCREENS(i)
                screens[i].puts_scroll(0, y, (unsigned char *)s);
            y++;
#if CONFIG_CHARGING == CHARGING_CONTROL
            if (charge_state == CHARGING)
                snprintf(s, sizeof(s), (char *)str(LANG_BATTERY_CHARGE));
            else if (charge_state == TOPOFF)
                snprintf(s, sizeof(s), (char *)str(LANG_BATTERY_TOPOFF_CHARGE));
            else if (charge_state == TRICKLE)
                snprintf(s, sizeof(s), (char *)str(LANG_BATTERY_TRICKLE_CHARGE));
            else
#endif
            if (battery_level() >= 0)
                snprintf(s, sizeof(s), (char *)str(LANG_BATTERY_TIME), battery_level(),
                         battery_time() / 60, battery_time() % 60);
            else
                strncpy(s, "(n/a)", sizeof(s));
            FOR_NB_SCREENS(i)
                screens[i].puts_scroll(0, y, (unsigned char *)s); 
            y++;
        }

#ifdef HAVE_LCD_CHARCELLS
        if (page == 1)
#endif
        {
#ifdef HAVE_MULTIVOLUME
            output_dyn_value(s1, sizeof s1, free, kbyte_units, true);
            output_dyn_value(s2, sizeof s2, size, kbyte_units, true);
            snprintf(s, sizeof s, "%s %s/%s", str(LANG_DISK_NAME_INTERNAL),
                     s1, s2);
            FOR_NB_SCREENS(i)
                screens[i].puts_scroll(0, y, (unsigned char *)s);
            y++;

            if (size2) {
                output_dyn_value(s1, sizeof s1, free2, kbyte_units, true);
                output_dyn_value(s2, sizeof s2, size2, kbyte_units, true);
                snprintf(s, sizeof s, "%s %s/%s", str(LANG_DISK_NAME_MMC),
                         s1, s2);
                FOR_NB_SCREENS(i)
                    screens[i].puts_scroll(0, y, (unsigned char *)s);
                y++;
            }
#else
            output_dyn_value(s1, sizeof s1, size, kbyte_units, true);
            snprintf(s, sizeof s, SIZE_FMT, str(LANG_DISK_SIZE_INFO), s1);
            FOR_NB_SCREENS(i)
                screens[i].puts_scroll(0, y, (unsigned char *)s);
            y++;
            output_dyn_value(s1, sizeof s1, free, kbyte_units, true);
            snprintf(s, sizeof s, SIZE_FMT, str(LANG_DISK_FREE_INFO), s1);
            FOR_NB_SCREENS(i)
                screens[i].puts_scroll(0, y, (unsigned char *)s);
            y++;
#endif
        }

#if defined(HAVE_LCD_BITMAP) || defined(SIMULATOR)
        FOR_NB_SCREENS(i)
                screens[i].update();
#endif

        /* Wait for a key to be pushed */
        key = get_action(CONTEXT_MAINMENU,HZ*5);
        switch(key) {

            case ACTION_STD_CANCEL:
                done = true;
                break;

#ifdef HAVE_LCD_CHARCELLS
            case ACTION_STD_NEXT:
            case ACTION_STD_PREV:
                page = (page == 0) ? 1 : 0;
                break;
#endif

#ifndef SIMULATOR
            case ACTION_STD_OK:
                gui_syncsplash(0, true, str(LANG_DIRCACHE_BUILDING));
                fat_recalc_free(IF_MV(0));
#ifdef HAVE_MULTIVOLUME
                if (fat_ismounted(1))
                    fat_recalc_free(1);
#endif
                new_info = true;
                break;
#endif

            default:
                if (default_event_handler(key) == SYS_USB_CONNECTED)
                    return true;
                break;
        }
    }
    action_signalscreenchange();
    return false;
}

static bool plugin_browse(void)
{
    return rockbox_browse(PLUGIN_DIR, SHOW_PLUGINS);
}

static bool custom_theme_browse(void)
{
    return rockbox_browse(THEME_DIR, SHOW_CFG);
}

#ifdef HAVE_RECORDING

static bool rec_menu_recording_screen(void)
{
    return recording_screen(false);
}

static bool recording_settings(void)
{
    bool ret;
#ifdef HAVE_FMRADIO_IN
    int rec_source = global_settings.rec_source;
#endif

    ret = recording_menu(false);

#ifdef HAVE_FMRADIO_IN
    if (rec_source != global_settings.rec_source)
    {
        if (rec_source == AUDIO_SRC_FMRADIO)
            radio_stop();
        /* If AUDIO_SRC_FMRADIO was selected from something else,
           the recording screen will start the radio */       
    }
#endif

    return ret;
}

bool rec_menu(void)
{
    int m;
    bool result;

    /* recording menu */
    static const struct menu_item items[] = {
        { ID2P(LANG_RECORDING_MENU),     rec_menu_recording_screen  },
        { ID2P(LANG_RECORDING_SETTINGS), recording_settings},
    };

    m=menu_init( items, sizeof(items) / sizeof(*items), NULL,
                 NULL, NULL, NULL);
    result = menu_run(m);
    menu_exit(m);

    return result;
}
#endif

static bool info_menu(void)
{
    int m;
    bool result;

    /* info menu */
    static const struct menu_item items[] = {
        { ID2P(LANG_INFO_MENU),          show_info         },
        { ID2P(LANG_VERSION),            show_credits      },
        { ID2P(LANG_RUNNING_TIME),       view_runtime      },
        { ID2P(LANG_DEBUG),              debug_menu        },
#ifdef SIMULATOR
        { ID2P(LANG_USB),                simulate_usb      },
#ifdef ROCKBOX_HAS_LOGF
        {"logf", logfdisplay },
        {"logfdump", logfdump },
#endif
#endif
    };

    m=menu_init( items, sizeof(items) / sizeof(*items), NULL,
                 NULL, NULL, NULL);
    result = menu_run(m);
    menu_exit(m);

    return result;
}

#ifdef HAVE_LCD_CHARCELLS
static bool do_shutdown(void)
{
    sys_poweroff();
    return false;
}
#endif

bool main_menu(void)
{
    int m;
    bool result;
    int i = 0;
    static bool inside_menu = false;


    /* main menu */
    struct menu_item items[11];

    if(inside_menu) return false;
    inside_menu = true;

    items[i].desc = ID2P(LANG_BOOKMARK_MENU_RECENT_BOOKMARKS);
    items[i++].function = bookmark_mrb_load;

    items[i].desc = ID2P(LANG_SOUND_SETTINGS);
    items[i++].function = sound_menu;

    items[i].desc = ID2P(LANG_GENERAL_SETTINGS);
    items[i++].function = settings_menu;

    items[i].desc = ID2P(LANG_MANAGE_MENU);
    items[i++].function = manage_settings_menu;

    items[i].desc = ID2P(LANG_CUSTOM_THEME);
    items[i++].function = custom_theme_browse;

#ifdef CONFIG_TUNER
    if(radio_hardware_present()) {
        items[i].desc = ID2P(LANG_FM_RADIO);
        items[i++].function = radio_screen;
    }
#endif

#ifdef HAVE_RECORDING
    items[i].desc = ID2P(LANG_RECORDING);
    items[i++].function = rec_menu;
#endif

    items[i].desc = ID2P(LANG_PLAYLIST_MENU);
    items[i++].function = playlist_menu;

    items[i].desc = ID2P(LANG_PLUGINS);
    items[i++].function = plugin_browse;

    items[i].desc = ID2P(LANG_INFO);
    items[i++].function = info_menu;

#ifdef HAVE_LCD_CHARCELLS
    items[i].desc = ID2P(LANG_SHUTDOWN);
    items[i++].function = do_shutdown;
#endif
    
    m=menu_init( items, i, NULL, NULL, NULL, NULL );
#ifdef HAVE_LCD_CHARCELLS
    status_set_param(true);
#endif
    result = menu_run(m);
#ifdef HAVE_LCD_CHARCELLS
    status_set_param(false);
#endif
    menu_exit(m);

    inside_menu = false;

    return result;
}

/* -----------------------------------------------------------------
 * vim: et sw=4 ts=8 sts=4 tw=78
 */
