mirror of
https://github.com/matrix-construct/construct
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47 lines
1.4 KiB
C++
47 lines
1.4 KiB
C++
// The Construct
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//
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// Copyright (C) The Construct Developers, Authors & Contributors
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// Copyright (C) 2016-2020 Jason Volk <jason@zemos.net>
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//
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// Permission to use, copy, modify, and/or distribute this software for any
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// purpose with or without fee is hereby granted, provided that the above
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// copyright notice and this permission notice is present in all copies. The
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// full license for this software is available in the LICENSE file.
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#pragma once
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#define HAVE_IRCD_M_ROOM_HEAD_GENERATE_H
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struct ircd::m::room::head::generate
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{
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struct opts;
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/// won't be set when using json::stack overload
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json::array array;
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/// lowest and highest depths in results
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std::array<int64_t, 2> depth
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{
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std::numeric_limits<int64_t>::max(),
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std::numeric_limits<int64_t>::min(),
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};
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generate(json::stack::array &, const m::room::head &, const opts &);
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generate(const mutable_buffer &, const m::room::head &, const opts &);
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generate() = default;
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};
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struct ircd::m::room::head::generate::opts
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{
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/// Limit the number of result elements.
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size_t limit {16};
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/// Requires that at least one reference is at the highest known depth.
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bool need_top_head {false};
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/// Requires that at least one reference is to an event created by this
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/// server (origin).
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bool need_my_head {false};
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/// Hint the room version which determines the output format; avoid query.
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string_view version;
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};
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