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-module(mongoose_graphql_muc_light_helper). |
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-export([make_room/1, make_ok_user/1, blocking_item_to_map/1, |
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null_to_undefined/1, prepare_blocking_items/1, |
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page_size_or_max_limit/2]). |
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-spec page_size_or_max_limit(null | integer(), integer()) -> integer(). |
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page_size_or_max_limit(null, MaxLimit) -> |
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:-( |
MaxLimit; |
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page_size_or_max_limit(PageSize, MaxLimit) when PageSize > MaxLimit -> |
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:-( |
MaxLimit; |
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page_size_or_max_limit(PageSize, _MaxLimit) -> |
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:-( |
PageSize. |
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-spec make_room(mod_muc_light_api:room()) -> map(). |
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make_room(#{jid := JID, name := Name, subject := Subject, aff_users := Users}) -> |
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Participants = lists:map(fun make_ok_user/1, Users), |
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#{<<"jid">> => JID, <<"name">> => Name, <<"subject">> => Subject, |
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<<"participants">> => Participants}. |
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make_ok_user({JID, Aff}) -> |
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{ok, #{<<"jid">> => JID, <<"affiliation">> => Aff}}. |
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prepare_blocking_items(Items) -> |
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[{What, Action, jid:to_lus(Who)} || #{<<"entity">> := Who, <<"entityType">> := What, |
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<<"action">> := Action} <- Items]. |
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blocking_item_to_map({What, Action, Who}) -> |
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{ok, #{<<"entityType">> => What, <<"action">> => Action, <<"entity">> => Who}}. |
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:-( |
null_to_undefined(null) -> undefined; |
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:-( |
null_to_undefined(V) -> V. |