/*
 * NOSTR Core Library - NIP-011: Relay Information Document
 */

#ifndef NIP011_H
#define NIP011_H

#include "nip001.h"
#include <stddef.h>

// NIP-11 Relay Information structures

// Basic relay information
typedef struct {
    char* name;
    char* description;
    char* pubkey;
    char* contact;
    char* software;
    char* version;
    int* supported_nips;
    size_t supported_nips_count;
} nostr_relay_basic_info_t;

// Relay limitations
typedef struct {
    int max_message_length;
    int max_subscriptions;
    int max_filters;
    int max_limit;
    int max_subid_length;
    int min_prefix;
    int max_event_tags;
    int max_content_length;
    int min_pow_difficulty;
    int auth_required;        // -1 = not specified, 0 = false, 1 = true
    int payment_required;     // -1 = not specified, 0 = false, 1 = true
    int restricted_writes;    // -1 = not specified, 0 = false, 1 = true
    long created_at_lower_limit;
    long created_at_upper_limit;
} nostr_relay_limitations_t;

// Content limitations
typedef struct {
    char** relay_countries;
    size_t relay_countries_count;
} nostr_relay_content_limitations_t;

// Community preferences
typedef struct {
    char** language_tags;
    size_t language_tags_count;
    char** tags;
    size_t tags_count;
    char* posting_policy;
} nostr_relay_community_preferences_t;

// Icon information
typedef struct {
    char* icon;
} nostr_relay_icon_t;

// Complete relay information structure
typedef struct {
    nostr_relay_basic_info_t basic;
    
    int has_limitations;
    nostr_relay_limitations_t limitations;
    
    int has_content_limitations;
    nostr_relay_content_limitations_t content_limitations;
    
    int has_community_preferences;
    nostr_relay_community_preferences_t community_preferences;
    
    int has_icon;
    nostr_relay_icon_t icon;
} nostr_relay_info_t;

// Function declarations
int nostr_nip11_fetch_relay_info(const char* relay_url, nostr_relay_info_t** info_out, int timeout_seconds);
void nostr_nip11_relay_info_free(nostr_relay_info_t* info);

#endif // NIP011_H