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ircd:Ⓜ️ Elaborate the event::prev interface with pattern conveniences.
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2 changed files with 78 additions and 0 deletions
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@ -99,6 +99,14 @@ struct ircd::m::event::prev
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{
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enum cond :int;
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std::tuple<event::id, string_view> auth_events(const uint &idx) const;
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std::tuple<event::id, string_view> prev_states(const uint &idx) const;
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std::tuple<event::id, string_view> prev_events(const uint &idx) const;
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event::id auth_event(const uint &idx) const;
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event::id prev_state(const uint &idx) const;
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event::id prev_event(const uint &idx) const;
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using super_type::tuple;
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using super_type::operator=;
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};
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@ -337,6 +337,76 @@ ircd::m::event::event(const id &id,
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new (this) m::event(obj);
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}
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//
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// event::prev
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//
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ircd::m::event::id
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ircd::m::event::prev::auth_event(const uint &idx)
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const
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{
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return std::get<0>(auth_events(idx));
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}
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ircd::m::event::id
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ircd::m::event::prev::prev_state(const uint &idx)
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const
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{
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return std::get<0>(prev_states(idx));
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}
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ircd::m::event::id
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ircd::m::event::prev::prev_event(const uint &idx)
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const
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{
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return std::get<0>(prev_events(idx));
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}
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std::tuple<ircd::m::event::id, ircd::string_view>
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ircd::m::event::prev::auth_events(const uint &idx)
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const
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{
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const json::array &auth_event
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{
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at<"auth_events"_>(*this).at(idx)
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};
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return
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{
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unquote(auth_event.at(0)), unquote(auth_event[1])
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};
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}
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std::tuple<ircd::m::event::id, ircd::string_view>
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ircd::m::event::prev::prev_states(const uint &idx)
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const
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{
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const json::array &state_event
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{
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at<"prev_state"_>(*this).at(idx)
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};
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return
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{
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unquote(state_event.at(0)), unquote(state_event[1])
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};
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}
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std::tuple<ircd::m::event::id, ircd::string_view>
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ircd::m::event::prev::prev_events(const uint &idx)
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const
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{
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const json::array &prev_event
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{
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at<"prev_events"_>(*this).at(idx)
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};
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return
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{
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unquote(prev_event.at(0)), unquote(prev_event[1])
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};
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}
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//
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// event::fetch
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//
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