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/* purple
 *
 * Purple is the legal property of its developers, whose names are too numerous
 * to list here.  Please refer to the COPYRIGHT file distributed with this
 * source distribution.
 *
 * This program 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 Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program 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 this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02111-1301  USA
 */

#if !defined(PURPLE_GLOBAL_HEADER_INSIDE) && !defined(PURPLE_COMPILATION)
# error "only <purple.h> may be included directly"
#endif

#ifndef PURPLE_PROTOCOLS_H
#define PURPLE_PROTOCOLS_H

/**************************************************************************/
/* Basic Protocol Information                                             */
/**************************************************************************/

typedef struct _PurpleProtocolChatEntry PurpleProtocolChatEntry;

#include "media.h"
#include "purpleprotocol.h"
#include "status.h"

#define PURPLE_TYPE_PROTOCOL_CHAT_ENTRY  (purple_protocol_chat_entry_get_type())

/**
 * PurpleProtocolChatEntry:
 * @label:      User-friendly name of the entry
 * @identifier: Used by the protocol to identify the option
 * @required:   True if it's required
 * @is_int:     True if the entry expects an integer
 * @min:        Minimum value in case of integer
 * @max:        Maximum value in case of integer
 * @secret:     True if the entry is secret (password)
 *
 * Represents an entry containing information that must be supplied by the
 * user when joining a chat.
 */
struct _PurpleProtocolChatEntry {
	const char *label;
	const char *identifier;
	gboolean required;
	gboolean is_int;
	int min;
	int max;
	gboolean secret;
};

G_BEGIN_DECLS

/**************************************************************************/
/* Attention Type API                                                     */
/**************************************************************************/

/**************************************************************************/
/* Protocol Chat Entry API                                                */
/**************************************************************************/

/**
 * purple_protocol_chat_entry_get_type:
 *
 * Returns: The #GType for the #PurpleProtocolChatEntry boxed structure.
 */
GType purple_protocol_chat_entry_get_type(void);

/**************************************************************************/
/* Protocol API                                                           */
/**************************************************************************/

/**
 * purple_protocol_got_account_idle:
 * @account:   The account.
 * @idle:      The user's idle state.
 * @idle_time: The user's idle time.
 *
 * Notifies Purple that our account's idle state and time have changed.
 *
 * This is meant to be called from protocols.
 */
void purple_protocol_got_account_idle(PurpleAccount *account, gboolean idle,
                                      time_t idle_time);

/**
 * purple_protocol_got_account_login_time:
 * @account:    The account the user is on.
 * @login_time: The user's log-in time.
 *
 * Notifies Purple of our account's log-in time.
 *
 * This is meant to be called from protocols.
 */
void purple_protocol_got_account_login_time(PurpleAccount *account,
                                            time_t login_time);

/**
 * purple_protocol_got_account_status:
 * @account:   The account the user is on.
 * @status_id: The status ID.
 * @...:       A NULL-terminated list of attribute IDs and values,
 *             beginning with the value for <literal>attr_id</literal>.
 *
 * Notifies Purple that our account's status has changed.
 *
 * This is meant to be called from protocols.
 */
void purple_protocol_got_account_status(PurpleAccount *account,
                                        const char *status_id, ...)
                                        G_GNUC_NULL_TERMINATED;

/**
 * purple_protocol_got_account_actions:
 * @account:   The account.
 *
 * Notifies Purple that our account's actions have changed. This is only
 * called after the initial connection. Emits the account-actions-changed
 * signal.
 *
 * This is meant to be called from protocols.
 *
 * See <link linkend="accounts-account-actions-changed"><literal>"account-actions-changed"</literal></link>
 */
void purple_protocol_got_account_actions(PurpleAccount *account);

/**
 * purple_protocol_got_user_idle:
 * @account:   The account the user is on.
 * @name:      The name of the buddy.
 * @idle:      The user's idle state.
 * @idle_time: The user's idle time.  This is the time at
 *                  which the user became idle, in seconds since
 *                  the epoch.  If the protocol does not know this value
 *                  then it should pass 0.
 *
 * Notifies Purple that a buddy's idle state and time have changed.
 *
 * This is meant to be called from protocols.
 */
void purple_protocol_got_user_idle(PurpleAccount *account, const char *name,
                                   gboolean idle, time_t idle_time);

/**
 * purple_protocol_got_user_login_time:
 * @account:    The account the user is on.
 * @name:       The name of the buddy.
 * @login_time: The user's log-in time.
 *
 * Notifies Purple of a buddy's log-in time.
 *
 * This is meant to be called from protocols.
 */
void purple_protocol_got_user_login_time(PurpleAccount *account,
                                         const char *name, time_t login_time);

/**
 * purple_protocol_got_user_status:
 * @account:   The account the user is on.
 * @name:      The name of the buddy.
 * @status_id: The status ID.
 * @...:       A NULL-terminated list of attribute IDs and values,
 *             beginning with the value for <literal>attr_id</literal>.
 *
 * Notifies Purple that a buddy's status has been activated.
 *
 * This is meant to be called from protocols.
 */
void purple_protocol_got_user_status(PurpleAccount *account, const char *name,
                                     const char *status_id, ...)
                                     G_GNUC_NULL_TERMINATED;

/**
 * purple_protocol_got_user_status_deactive:
 * @account:   The account the user is on.
 * @name:      The name of the buddy.
 * @status_id: The status ID.
 *
 * Notifies libpurple that a buddy's status has been deactivated
 *
 * This is meant to be called from protocols.
 */
void purple_protocol_got_user_status_deactive(PurpleAccount *account,
                                              const char *name,
                                              const char *status_id);

/**
 * purple_protocol_change_account_status:
 * @account:    The account the user is on.
 * @old_status: The previous status.
 * @new_status: The status that was activated, or deactivated
 *                   (in the case of independent statuses).
 *
 * Informs the server that our account's status changed.
 */
void purple_protocol_change_account_status(PurpleAccount *account,
                                           PurpleStatus *old_status,
                                           PurpleStatus *new_status);

/**
 * purple_protocol_get_statuses:
 * @account: The account the user is on.
 * @presence: The presence for which we're going to get statuses
 *
 * Retrieves the list of stock status types from a protocol.
 *
 * Returns: (transfer full) (element-type PurpleStatus): List of statuses
 */
GList *purple_protocol_get_statuses(PurpleAccount *account,
                                    PurplePresence *presence);

/**
 * purple_protocol_get_media_caps:
 * @account: The account the user is on.
 * @who: The name of the contact to check capabilities for.
 *
 * Determines if the contact supports the given media session type.
 *
 * Returns: The media caps the contact supports.
 */
PurpleMediaCaps purple_protocol_get_media_caps(PurpleAccount *account,
                                               const char *who);

/**
 * purple_protocol_initiate_media:
 * @account: The account the user is on.
 * @who: The name of the contact to start a session with.
 * @type: The type of media session to start.
 *
 * Initiates a media session with the given contact.
 *
 * Returns: TRUE if the call succeeded else FALSE. (Doesn't imply the media
 *          session or stream will be successfully created)
 */
gboolean purple_protocol_initiate_media(PurpleAccount *account,
                                        const char *who,
                                        PurpleMediaSessionType type);

/**
 * purple_protocol_got_media_caps:
 * @account: The account the user is on.
 * @who: The name of the contact for which capabilities have been received.
 *
 * Signals that the protocol received capabilities for the given contact.
 *
 * This function is intended to be used only by protocols.
 */
void purple_protocol_got_media_caps(PurpleAccount *account, const char *who);

G_END_DECLS

#endif /* PURPLE_PROTOCOLS_H */