97 lines
3.6 KiB
Erlang
97 lines
3.6 KiB
Erlang
%%%-------------------------------------------------------------------
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%%% @doc Административный обработчик статистики по жалобам.
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%%% GET /v1/admin/reports/stats – возвращает общее количество,
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%%% распределение по типам цели, статусам и топ-10 целей по жалобам.
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%%% @end
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%%%-------------------------------------------------------------------
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-module(admin_handler_report_stats).
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-behaviour(cowboy_handler).
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-export([init/2]).
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-export([trails/0]).
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-include("records.hrl").
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%%% cowboy_handler callback
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-spec init(cowboy_req:req(), any()) -> {ok, cowboy_req:req(), any()}.
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init(Req, _Opts) ->
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case cowboy_req:method(Req) of
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<<"GET">> -> get_report_stats(Req);
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_ -> handler_utils:send_error(Req, 405, <<"Method not allowed">>)
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end.
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%%% Swagger metadata
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-spec trails() -> [map()].
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trails() ->
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[
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#{
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path => <<"/v1/admin/reports/stats">>,
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method => <<"GET">>,
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description => <<"Get detailed report statistics (total, by target type, by status, top 10 targets by reports)">>,
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tags => [<<"Statistics">>],
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responses => #{
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200 => #{
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description => <<"Report statistics object">>,
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content => #{<<"application/json">> => #{schema => report_stats_schema()}}
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},
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403 => #{description => <<"Admin access required">>}
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}
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}
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].
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report_stats_schema() ->
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#{
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type => object,
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properties => #{
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<<"total_reports">> => #{type => integer, description => <<"Total number of reports">>},
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<<"reports_by_target_type">> => #{
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type => object,
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description => <<"Number of reports grouped by target type (event, calendar, review)">>,
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additionalProperties => #{type => integer}
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},
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<<"reports_by_status">> => #{
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type => object,
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description => <<"Number of reports grouped by status (pending, reviewed, dismissed)">>,
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additionalProperties => #{type => integer}
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},
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<<"top_targets_by_reports">> => #{
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type => array,
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description => <<"Top 10 targets by number of reports">>,
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items => #{
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type => object,
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properties => #{
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<<"target_type">> => #{type => string},
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<<"target_id">> => #{type => string},
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<<"report_count">> => #{type => integer}
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}
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}
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}
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}
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}.
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%%% Internal functions
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%% @doc GET /v1/admin/reports/stats – статистика по жалобам.
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-spec get_report_stats(cowboy_req:req()) -> {ok, binary(), cowboy_req:req()}.
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get_report_stats(Req) ->
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case handler_utils:auth_admin(Req) of
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{ok, _AdminId, Req1} ->
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Total = core_report:count_reports(),
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ByTargetType = core_report:count_reports_by_target_type(),
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ByStatus = core_report:count_reports_by_status(),
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Top10 = core_report:get_top_targets_by_reports(10),
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Stats = #{
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<<"total_reports">> => Total,
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<<"reports_by_target_type">> => maps:from_list([{atom_to_binary(Type, utf8), Count} || {Type, Count} <- ByTargetType]),
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<<"reports_by_status">> => maps:from_list([{atom_to_binary(Status, utf8), Count} || {Status, Count} <- ByStatus]),
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<<"top_targets_by_reports">> => lists:map(fun({TargetType, TargetId, Count}) ->
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#{
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<<"target_type">> => atom_to_binary(TargetType, utf8),
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<<"target_id">> => TargetId,
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<<"report_count">> => Count
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}
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end, Top10)
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},
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handler_utils:send_json(Req1, 200, Stats);
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{error, Code, Msg, Req1} ->
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handler_utils:send_error(Req1, Code, Msg)
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end. |