#ifndef DATA_H
#define DATA_H

// https://www.rfc-editor.org/rfc/rfc6121#section-2.1.2.5
typedef enum {
	SUB_NONE,
	SUB_TO,
	SUB_FROM,
	SUB_BOTH
} subscription_t;

typedef struct _message_t {
	char* content;
	char* sender_jid;
	char* recipient_jid;
	struct _message_t* next;
	void* widget;
} message_t;

typedef struct _chat_t {
	char* jid;
	message_t* messages;
	void* widget;
} chat_t;

typedef struct _roster_item_t {
	char* name;  // could be NULL
	char* jid;
	subscription_t sub;
	chat_t* chat;
	struct _roster_item_t* next;
	void* widget;
} roster_item_t;

void data_add_roster_item(const char* jid, const char* subscription,
                          const char* name);
void data_add_incoming_message(const char* sender_jid, const char* content);
void data_add_outgoing_message(const char* sender_jid, const char* content,
                               chat_t* chat);
#endif