/* RetroArch - A frontend for libretro.
 *  Copyright (C) 2011-2017 - Daniel De Matteis
 *
 * RetroArch 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 Found-
 * ation, either version 3 of the License, or (at your option) any later version.
 *
 * RetroArch 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 RetroArch.
 * If not, see <http://www.gnu.org/licenses/>.
 */

#include <stdint.h>
#include <boolean.h>
#include <stddef.h>
#include <stdlib.h>
#include <string.h>

#include <string/stdstring.h>

#include "cocoa_common.h"
#include "../ui_cocoa.h"
#include "../../ui_companion_driver.h"

static void* ui_window_cocoa_init(void)
{
   return NULL;
}

static void ui_window_cocoa_destroy(void *data)
{
#if !defined(HAVE_COCOA_METAL)
    ui_window_cocoa_t *cocoa = (ui_window_cocoa_t*)data;
    CocoaView *cocoa_view    = (CocoaView*)cocoa->data;
    [[cocoa_view window] release];
#endif
}

static void ui_window_cocoa_set_focused(void *data)
{
    ui_window_cocoa_t *cocoa = (ui_window_cocoa_t*)data;
    CocoaView *cocoa_view    = (BRIDGE CocoaView*)cocoa->data;
    [[cocoa_view window] makeKeyAndOrderFront:nil];
}

static void ui_window_cocoa_set_visible(void *data,
        bool set_visible)
{
    ui_window_cocoa_t *cocoa = (ui_window_cocoa_t*)data;
    CocoaView *cocoa_view    = (BRIDGE CocoaView*)cocoa->data;
    if (set_visible)
        [[cocoa_view window] makeKeyAndOrderFront:nil];
    else
        [[cocoa_view window] orderOut:nil];
}

static void ui_window_cocoa_set_title(void *data, char *buf)
{
   CocoaView *cocoa_view    = (BRIDGE CocoaView*)data;
   const char* const text   = buf; /* < Can't access buffer directly in the block */
   [[cocoa_view window] setTitle:[NSString stringWithCString:text encoding:NSUTF8StringEncoding]];
}

static void ui_window_cocoa_set_droppable(void *data, bool droppable)
{
   ui_window_cocoa_t *cocoa = (ui_window_cocoa_t*)data;
   CocoaView *cocoa_view    = (BRIDGE CocoaView*)cocoa->data;

   if (droppable)
   {
#if defined(HAVE_COCOA_METAL)
      [[cocoa_view window] registerForDraggedTypes:@[NSPasteboardTypeColor, NSPasteboardTypeFileURL]];
#elif defined(HAVE_COCOA)
      [[cocoa_view window] registerForDraggedTypes:[NSArray arrayWithObjects:NSColorPboardType, NSFilenamesPboardType, nil]];
#endif
   }
   else
   {
      [[cocoa_view window] unregisterDraggedTypes];
   }
}

static bool ui_window_cocoa_focused(void *data)
{
   ui_window_cocoa_t *cocoa = (ui_window_cocoa_t*)data;
   CocoaView *cocoa_view    = (BRIDGE CocoaView*)cocoa->data;
   return cocoa_view.window.isMainWindow;
}

ui_window_t ui_window_cocoa = {
   ui_window_cocoa_init,
   ui_window_cocoa_destroy,
   ui_window_cocoa_set_focused,
   ui_window_cocoa_set_visible,
   ui_window_cocoa_set_title,
   ui_window_cocoa_set_droppable,
   ui_window_cocoa_focused,
   "cocoa"
};