#include "e.h"
#include "e_mod_main.h"

static int  _fetch(Evry_Plugin *p, const char *input);
/* static int  _action(Evry_Plugin *p, Evry_Item *item, const char *input); */
static void _cleanup(Evry_Plugin *p);
static void _item_add(Evry_Plugin *p, E_Border *bd, int prio);
static int  _cb_sort(const void *data1, const void *data2);
static Evas_Object *_item_icon_get(Evry_Plugin *p, Evry_Item *it, Evas *e);

static Eina_Bool _init(void);
static void _shutdown(void);
EINA_MODULE_INIT(_init);
EINA_MODULE_SHUTDOWN(_shutdown);

static Evry_Plugin *p;


static Eina_Bool
_init(void)
{
   p = E_NEW(Evry_Plugin, 1);
   p->name = "Windows";
   p->type = type_subject;
   p->type_in  = "NONE";
   p->type_out = "BORDER";
   p->need_query = 0;
   p->fetch = &_fetch;
   /* p->action = &_action; */
   p->cleanup = &_cleanup;
   p->icon_get = &_item_icon_get;
   evry_plugin_register(p);

   return EINA_TRUE;
}

static void
_shutdown(void)
{
   evry_plugin_unregister(p);
   E_FREE(p);
}


static void
_cleanup(Evry_Plugin *p)
{
   Evry_Item *it;

   EINA_LIST_FREE(p->items, it)
     {
	/* if (it->data[0]) e_object_unref(E_OBJECT(it->data[0])); */
	evry_item_free(it);
     }
}

static int
_fetch(Evry_Plugin *p, const char *input)
{
   E_Manager *man;
   E_Zone *zone;

   char match1[4096];
   char match2[4096];
   E_Border *bd;
   E_Border_List *bl;

   _cleanup(p);

   man = e_manager_current_get();
   zone = e_util_zone_current_get(man);

   if (input)
     {
	snprintf(match1, sizeof(match1), "%s*", input);
	snprintf(match2, sizeof(match2), "*%s*", input);
     }

   bl = e_container_border_list_first(e_container_current_get(man));
   while ((bd = e_container_border_list_next(bl)))
     {
	if (zone == bd->zone)
	  {
	     if (!input)
	       _item_add(p, bd, 1);
	     else if (bd->client.icccm.name &&
		      e_util_glob_case_match(bd->client.icccm.name, match1))
	       _item_add(p, bd, 1);
	     else  if (e_util_glob_case_match(e_border_name_get(bd), match1))
	       _item_add(p, bd, 1);
	     else if (bd->client.icccm.name &&
		      e_util_glob_case_match(bd->client.icccm.name, match2))
	       _item_add(p, bd, 2);
	     else if (e_util_glob_case_match(e_border_name_get(bd), match2))
	       _item_add(p, bd, 2);
	  }
     }
   e_container_border_list_free(bl);

   if (eina_list_count(p->items) > 0)
     {
	p->items = eina_list_sort(p->items, eina_list_count(p->items), _cb_sort);
	return 1;
     }

   return 0;
}

static Evas_Object *
_item_icon_get(Evry_Plugin *p __UNUSED__, Evry_Item *it, Evas *e)
{
   Evas_Object *o = NULL;
   E_Border *bd = it->data[0];

   if (bd->desktop)
     o = e_util_desktop_icon_add(bd->desktop, 128, e);

   if (!o && bd->client.netwm.icons)
     {
	int i, size, tmp, found = 0;
	o = e_icon_add(e);

	size = bd->client.netwm.icons[0].width;

	for (i = 1; i < bd->client.netwm.num_icons; i++)
	  {
	     if ((tmp = bd->client.netwm.icons[i].width) > size)
	       {
		  size = tmp;
		  found = i;
	       }
	  }
	     
	e_icon_data_set(o, bd->client.netwm.icons[found].data,
			bd->client.netwm.icons[found].width,
			bd->client.netwm.icons[found].height);
	e_icon_alpha_set(o, 1);
	return o;
     }
   
   if (!o)
     o = e_border_icon_add(bd, e);

   return o;
}

static void
_item_add(Evry_Plugin *p, E_Border *bd, int prio)
{
   Evry_Item *it;

   it = evry_item_new(p, e_border_name_get(bd));
   
   /* e_object_ref(E_OBJECT(bd)); */
   it->data[0] = bd;
   it->priority = prio;

   p->items = eina_list_append(p->items, it);
}

/* TODO sort by focus history and name? */
static int
_cb_sort(const void *data1, const void *data2)
{
   const Evry_Item *it1, *it2;

   it1 = data1;
   it2 = data2;

   return (it1->priority - it2->priority);
}