#include <gmyth/gmyth_context.h>
#include <gmyth/gmyth_remote_util.h>
#include <gmyth/gmyth_tvchain.h>

#include "myth_livetv.h"
#include "myth_file_transfer.h"

static void myth_livetv_class_init          (MythLiveTVClass *klass);
static void myth_livetv_init                (MythLiveTV *object);

static void myth_livetv_dispose  (GObject *object);
static void myth_livetv_finalize (GObject *object);

static gint tvchain_curr_index = -1; 

G_DEFINE_TYPE(MythLiveTV, myth_livetv, G_TYPE_OBJECT)

static void
myth_livetv_class_init (MythLiveTVClass *klass)
{
	GObjectClass *gobject_class;

	gobject_class = (GObjectClass *) klass;

	gobject_class->dispose  = myth_livetv_dispose;
	gobject_class->finalize = myth_livetv_finalize;	
}

static void
myth_livetv_init (MythLiveTV *livetv)
{
	livetv->backend_hostname = NULL;
	livetv->backend_port = 0;
	livetv->local_hostname = NULL;

	livetv->remote_encoder = NULL;
	livetv->tvchain = NULL;
	livetv->proginfo = NULL;
}

static void
myth_livetv_dispose  (GObject *object)
{

	G_OBJECT_CLASS (myth_livetv_parent_class)->dispose (object);
}

static void
myth_livetv_finalize (GObject *object)
{
	g_signal_handlers_destroy (object);

	MythLiveTV *livetv = MYTH_LIVETV (object);

	g_debug ("[%s] Finalizing livetv", __FUNCTION__);

	if ( livetv->remote_encoder != NULL ) {
		g_object_unref (livetv->remote_encoder);
		livetv->remote_encoder = NULL;
	}

	if ( livetv->tvchain != NULL ) {
		g_object_unref (livetv->tvchain);
		livetv->tvchain = NULL;
	}

	if ( livetv->proginfo != NULL ) {
		g_object_unref (livetv->proginfo);
		livetv->proginfo = NULL;
	}

	G_OBJECT_CLASS ( myth_livetv_parent_class )->finalize ( object );
}

MythLiveTV*
myth_livetv_new ()
{
	MythLiveTV *livetv = MYTH_LIVETV ( g_object_new( MYTH_LIVETV_TYPE, NULL ) );

	return livetv;
}

gboolean
myth_livetv_setup ( MythLiveTV *livetv )
{
	GMythSettings *msettings = gmyth_context_get_settings ();
	gboolean res = TRUE;

	livetv->is_livetv = TRUE;

	res = gmyth_context_check_connection();
	if (!res) {
		g_warning ("[%s] LiveTV can not connect to backend", __FUNCTION__);	
		res = FALSE;
		goto error;
	}

	livetv->backend_hostname = gmyth_settings_get_backend_hostname(msettings);
	livetv->backend_port = gmyth_settings_get_backend_port (msettings);

	livetv->local_hostname  = g_string_new("");    
	gmyth_context_get_local_hostname (livetv->local_hostname);

	if ( livetv->local_hostname == NULL ) {
		res = FALSE;
		goto error;
	}

	// Gets the remote encoder num
	livetv->remote_encoder = remote_request_next_free_recorder (-1);

	if ( livetv->remote_encoder == NULL ) {
		g_warning ("[%s] None remote encoder available", __FUNCTION__);
		res = FALSE;
		goto error;
	}

	// Creates livetv chain handler
	livetv->tvchain = GMYTH_TVCHAIN ( g_object_new(GMYTH_TVCHAIN_TYPE, NULL) );
	gmyth_tvchain_initialize ( livetv->tvchain, livetv->local_hostname );

	if ( livetv->tvchain == NULL || livetv->tvchain->tvchain_id == NULL ) {
		res = FALSE;
		goto error;
	}

	// Init remote encoder. Opens its control socket.
	res = gmyth_remote_encoder_setup(livetv->remote_encoder);
	if ( !res ) {
		g_warning ("[%s] Fail while setting remote encoder\n", __FUNCTION__);
		res = FALSE;
		goto error;
	}
	// Spawn live tv. Uses the socket to send mythprotocol data to start livetv in the backend (remotelly)
	res = gmyth_remote_encoder_spawntv ( livetv->remote_encoder,
			gmyth_tvchain_get_id(livetv->tvchain) );
	if (!res) {
		g_warning ("[%s] Fail while spawn tv\n", __FUNCTION__);
		res = FALSE;
		goto error;
	}

	// Reload all TV chain from Mysql database.
	gmyth_tvchain_reload_all (livetv->tvchain);

	if ( livetv->tvchain == NULL ) {
		res = FALSE;
		goto error;
	}

	// Get program info from database using chanid and starttime
	livetv->proginfo = gmyth_tvchain_get_program_at (livetv->tvchain, tvchain_curr_index++ );
	if ( livetv->proginfo == NULL ) {
		g_warning ("[%s] LiveTV not successfully started.\n", __FUNCTION__ );
		res = FALSE;
		goto error;
	} else {
		g_debug ("[%s] MythLiveTV: All requests to backend to start TV were OK.\n", __FUNCTION__ );
	}

	return res;

error:
	if ( livetv->backend_hostname != NULL ) {
		g_string_free( livetv->backend_hostname, TRUE );
		res = FALSE;
	}

	if ( livetv->local_hostname != NULL ) {
		g_string_free( livetv->local_hostname, TRUE );
		res = FALSE;
	}

	if ( livetv->remote_encoder != NULL ) {
		g_object_unref (livetv->remote_encoder);
		livetv->remote_encoder = NULL;
	}

	if ( livetv->tvchain != NULL ) {
		g_object_unref (livetv->tvchain);
		livetv->tvchain = NULL;
	}

	if ( livetv->proginfo != NULL ) {
		g_object_unref (livetv->proginfo);
		livetv->proginfo = NULL;
	}

	return res;

}

// FIXME: How to proceed differently between livetv and recorded content
void
myth_livetv_stop_playing (MythLiveTV *livetv) 
{
	g_debug ("[%s] Stopping the LiveTV...\n", __FUNCTION__);

	if (livetv->is_livetv) {
		if (!gmyth_remote_encoder_stop_livetv (livetv->remote_encoder)) {
			g_warning ("[%s] Error while stoping remote encoder", __FUNCTION__);	
		}
	}
}

gboolean
myth_livetv_is_playing (MythLiveTV *livetv)
{
	return TRUE;
}

void
myth_livetv_start_playing (MythLiveTV *livetv)
{

	// TODO

}