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construct/include/ircd/m/rooms_summary.h

55 lines
1.8 KiB
C++

// Matrix Construct
//
// Copyright (C) Matrix Construct Developers, Authors & Contributors
// Copyright (C) 2016-2019 Jason Volk <jason@zemos.net>
//
// Permission to use, copy, modify, and/or distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice is present in all copies. The
// full license for this software is available in the LICENSE file.
#pragma once
#define HAVE_IRCD_M_ROOMS_SUMMARY_H
/// Interface to tools that build a publicrooms summary from room state.
namespace ircd::m::rooms::summary
{
struct fetch;
using closure = std::function<bool (const string_view &, const json::object &)>;
using closure_idx = std::function<bool (const string_view &, const event::idx &)>;
string_view make_state_key(const mutable_buffer &, const room::id &, const string_view &origin);
std::pair<room::id, string_view> unmake_state_key(const string_view &);
bool for_each(const room::id &, const closure_idx &);
bool for_each(const room::id &, const closure &);
bool has(const room::id &, const string_view &origin = {});
void get(json::stack::object &chunk, const room &);
json::object get(const mutable_buffer &out, const room &);
event::id::buf set(const room::id &, const string_view &origin, const json::object &summary);
event::id::buf set(const room &);
event::id::buf del(const room &, const string_view &origin);
void del(const room &);
}
struct ircd::m::rooms::summary::fetch
{
// conf
static conf::item<size_t> limit;
static conf::item<seconds> timeout;
// result
size_t total_room_count_estimate {0};
std::string next_batch;
// request
fetch(const string_view &origin,
const string_view &since = {},
const size_t &limit = 64);
fetch() = default;
};