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-module(mongoose_graphql_helper). |
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-export([check_user/2]). |
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-export([format_result/2, make_error/2, make_error/3, null_to_default/2]). |
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-include("jlib.hrl"). |
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-include("mongoose_graphql_types.hrl"). |
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-spec format_result(InResult, Context) -> OutResult when |
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InResult :: {atom(), iodata() | integer()}, |
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Context :: map(), |
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OutResult :: {ok, binary() | integer()} | {error, resolver_error()}. |
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format_result(Result, Context) -> |
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case Result of |
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{ok, Val} when is_integer(Val) -> {ok, Val}; |
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{ok, Msg} -> {ok, iolist_to_binary(Msg)}; |
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{ErrCode, Msg} -> make_error(ErrCode, Msg, Context) |
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end. |
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-spec make_error({atom(), iodata()}, map()) -> {error, resolver_error()}. |
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make_error({Reason, Msg}, Context) -> |
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make_error(Reason, Msg, Context). |
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-spec make_error(atom(), iodata(), map()) -> {error, resolver_error()}. |
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make_error(Reason, Msg, Context) -> |
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{error, #resolver_error{reason = Reason, msg = iolist_to_binary(Msg), context = Context}}. |
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-spec check_user(jid:jid(), boolean()) -> {ok, mongooseim:host_type()} | {error, term()}. |
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check_user(#jid{lserver = LServer} = Jid, CheckAuth) -> |
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case mongoose_domain_api:get_domain_host_type(LServer) of |
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{ok, HostType} -> |
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check_auth(HostType, Jid, CheckAuth); |
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_ -> |
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{error, #{what => unknown_domain, domain => LServer}} |
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end. |
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check_auth(HostType, _Jid, false) -> |
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{ok, HostType}; |
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check_auth(HostType, Jid, true) -> |
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case ejabberd_auth:does_user_exist(HostType, Jid, stored) of |
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true -> |
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{ok, HostType}; |
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false -> |
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{error, #{what => unknown_user, jid => jid:to_binary(Jid)}} |
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end. |
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null_to_default(null, Default) -> |
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Default; |
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null_to_default(Value, _Default) -> |
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Value. |