#include <opensync/opensync.h>
#include <glib.h>
#include <string.h>
#include "sync_item.h"
#include "sync_group.h"
#include "sync_gcal_item.h"

#define GCAL_PLUGIN	"google-calendar"
#define GCAL_CONFIG	\
	"<config>" \
		"<url>http://www.google.com/calendar/feeds/%s@gmail.com/private/full</url>" \
		"<username>%s@gmail.com</username>" \
		"<password>%s</password>" \
	"</config>"

typedef struct {
	gchar *user;
	gchar *pass;
} SyncGCalItemData;

static OSyncMember *
sync_gcal_item_get_member (SyncItem *item, SyncGroup *group)
{
	OSyncMember *member;
	OSyncError *error = NULL;
	OSyncConfigurationTypes type = NO_CONFIGURATION;
	
	member = osync_member_new (sync_group_get_osync_group (group));
	if (!osync_member_instance_plugin (member, GCAL_PLUGIN, &error)) {
		g_warning ("Error instancing google calendar plug-in: %s",
			osync_error_print (&error));
		osync_error_free (&error);
		return NULL;
	}
	if (!osync_member_need_config (member, &type, &error)) {
		g_warning ("Error reading plug-in config requirements: %s",
			osync_error_print (&error));
		osync_error_free (&error);
		return NULL;
	}
	if (type == NO_CONFIGURATION) {
		g_warning ("Google Calendar sync plug-in reports no need for "
			"configuration");
	} else {
		SyncGCalItemData *data;
		gchar *gcal_config;
		
		data = (SyncGCalItemData *)sync_item_get_data (item);
		gcal_config = g_strdup_printf (GCAL_CONFIG, data->user,
			data->user, data->pass);
		osync_member_set_config (
			member, gcal_config, strlen (gcal_config));
		g_free (gcal_config);
	}
	
	return member;
}

static void
sync_gcal_free_data (SyncGCalItemData *data)
{
	g_free (data->user);
	g_free (data->pass);
	g_free (data);
}

SyncItem *
sync_gcal_item_new (const gchar *name, const gchar *user, const gchar *pass)
{
	SyncItem *item;
	SyncGCalItemData *data;

	item = sync_item_new (name, NULL, sync_gcal_item_get_member);

	data = g_new0 (SyncGCalItemData, 1);
	data->user = user ? g_strdup (user) : g_strdup ("username");
	data->pass = pass ? g_strdup (pass) : g_strdup ("password");
	
	sync_item_set_data (item, data);
	sync_item_set_data_free_func (
		item, (SyncItemDataFreeFunc)sync_gcal_free_data);
	
	return item;
}