88 lines
3.0 KiB
Erlang
88 lines
3.0 KiB
Erlang
-module(handler_banned_words).
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-include("records.hrl").
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-export([init/2]).
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init(Req, Opts) ->
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handle(Req, Opts).
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handle(Req, _Opts) ->
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case cowboy_req:method(Req) of
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<<"GET">> -> list_banned_words(Req);
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<<"POST">> -> add_banned_word(Req);
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<<"DELETE">> -> remove_banned_word(Req);
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_ -> send_error(Req, 405, <<"Method not allowed">>)
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end.
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%% GET /v1/admin/banned-words - список запрещённых слов
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list_banned_words(Req) ->
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case handler_auth:authenticate(Req) of
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{ok, AdminId, Req1} ->
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case logic_moderation:list_banned_words(AdminId) of
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{ok, Words} ->
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send_json(Req1, 200, Words);
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{error, access_denied} ->
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send_error(Req1, 403, <<"Admin access required">>);
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{error, _} ->
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send_error(Req1, 500, <<"Internal server error">>)
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end;
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{error, Code, Message, Req1} ->
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send_error(Req1, Code, Message)
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end.
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%% POST /v1/admin/banned-words - добавить запрещённое слово
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add_banned_word(Req) ->
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case handler_auth:authenticate(Req) of
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{ok, AdminId, Req1} ->
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{ok, Body, Req2} = cowboy_req:read_body(Req1),
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try jsx:decode(Body, [return_maps]) of
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#{<<"word">> := Word} ->
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case logic_moderation:add_banned_word(AdminId, Word) of
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{ok, _} ->
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send_json(Req2, 201, #{word => Word, status => <<"added">>});
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{error, already_exists} ->
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send_error(Req2, 409, <<"Word already exists">>);
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{error, access_denied} ->
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send_error(Req2, 403, <<"Admin access required">>);
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{error, _} ->
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send_error(Req2, 500, <<"Internal server error">>)
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end;
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_ ->
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send_error(Req2, 400, <<"Missing 'word' field">>)
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catch
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_:_ ->
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send_error(Req2, 400, <<"Invalid JSON format">>)
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end;
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{error, Code, Message, Req1} ->
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send_error(Req1, Code, Message)
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end.
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%% DELETE /v1/admin/banned-words - удалить запрещённое слово
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remove_banned_word(Req) ->
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case handler_auth:authenticate(Req) of
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{ok, AdminId, Req1} ->
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Word = cowboy_req:binding(word, Req1),
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case logic_moderation:remove_banned_word(AdminId, Word) of
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{ok, removed} ->
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send_json(Req1, 200, #{word => Word, status => <<"removed">>});
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{error, not_found} ->
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send_error(Req1, 404, <<"Word not found">>);
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{error, access_denied} ->
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send_error(Req1, 403, <<"Admin access required">>);
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{error, _} ->
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send_error(Req1, 500, <<"Internal server error">>)
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end;
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{error, Code, Message, Req1} ->
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send_error(Req1, Code, Message)
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end.
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%% Вспомогательные функции
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send_json(Req, Status, Data) ->
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Body = jsx:encode(Data),
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cowboy_req:reply(Status, #{<<"content-type">> => <<"application/json">>}, Body, Req),
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{ok, Body, []}.
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send_error(Req, Status, Message) ->
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Body = jsx:encode(#{error => Message}),
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cowboy_req:reply(Status, #{<<"content-type">> => <<"application/json">>}, Body, Req),
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{ok, Body, []}. |