#ifndef PARSEE_XMPP_H
#define PARSEE_XMPP_H

#include <Cytoplasm/Stream.h>

#include <pthread.h>

#include <XML.h>

typedef struct XMPPComponent {
    /* A lock for all write operations */
    pthread_mutex_t write_lock;

    char *host;
    Stream *stream;
} XMPPComponent;

/* Initialises a raw component stream to host, with an optional port.
 * If said port is 0, then it is set to the default Prosody port */
extern XMPPComponent * XMPPInitialiseCompStream(char *host, int port);

/* Authenticates a component stream with a given shared secret, 
 * with a stream ID from the server. This should be called right 
 * after XMPPInitialiseCompStream. */
extern bool XMPPAuthenticateCompStream(XMPPComponent *comp, char *shared);

/* Makes a user join a MUC */
extern void XMPPJoinMUC(XMPPComponent *comp, char *fr, char *muc);

/* TODO: XMPP stuff, I don't fucking know, I'm not a Jabbernerd. */
extern void XMPPSendPlain(XMPPComponent *comp, char *fr, char *to, char *msg, char *type, char *rst, char *rse, char *event_id, char *oob, char *id);

/* Closes a raw component stream. */
extern void XMPPEndCompStream(XMPPComponent *stream);

/* Sends a loopback stanza (a "killstanza"), used to kill an XMPP listener 
 * thread. */
extern void XMPPKillThread(XMPPComponent *jabber, char *killer);

/* Checks if a stanza is a "killstanza". */
extern bool XMPPIsKiller(XMLElement *);

typedef struct MUCInfo {
    bool exists;

    XMPPComponent *jabber;
    XMLElement *iq_reply;
} MUCInfo;

/* Queries a MUC's existence, and if $[out] is set, stores information 
 * pertaining the MUC itself from an <iq> query, to be freed by 
 * XMPPFreeMUCInfo */
extern bool XMPPQueryMUC(XMPPComponent *jabber, char *muc, MUCInfo *out);

/* Retrieves the MUC's name from an IQ reply */
extern char * XMPPGetMUCName(MUCInfo info);

extern void XMPPFreeMUCInfo(MUCInfo info);

/* Checks if a stanza has an x-parsee element */
extern bool XMPPIsParseeStanza(XMLElement *);

/* Returns the stanza ID of a stanza, if existent */
extern char * XMPPGetStanzaID(XMLElement *);

/* Returns the origin ID of a stanza, if existent */
extern char * XMPPGetOriginID(XMLElement *);

/* Returns the origin ID of the replaced stanza, if the current one 
 * is a replacement notice */
extern char * XMPPGetReplacedID(XMLElement *);

#endif