forked from AkkomaGang/akkoma
floatingghost
c3fde9577d
Co-authored-by: FloatingGhost <hannah@coffee-and-dreams.uk> Reviewed-on: AkkomaGang/akkoma#192
91 lines
2.3 KiB
Elixir
91 lines
2.3 KiB
Elixir
defmodule Pleroma.Akkoma.Translators.DeepL do
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@behaviour Pleroma.Akkoma.Translator
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alias Pleroma.HTTP
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alias Pleroma.Config
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require Logger
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defp base_url(:free) do
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"https://api-free.deepl.com/v2/"
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end
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defp base_url(:pro) do
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"https://api.deepl.com/v2/"
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end
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defp api_key do
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Config.get([:deepl, :api_key])
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end
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defp tier do
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Config.get([:deepl, :tier])
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end
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@impl Pleroma.Akkoma.Translator
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def languages do
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with {:ok, %{status: 200} = response} <- do_languages(),
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{:ok, body} <- Jason.decode(response.body) do
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resp =
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Enum.map(body, fn %{"language" => code, "name" => name} -> %{code: code, name: name} end)
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{:ok, resp}
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else
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{:ok, %{status: status} = response} ->
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Logger.warning("DeepL: Request rejected: #{inspect(response)}")
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{:error, "DeepL request failed (code #{status})"}
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{:error, reason} ->
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{:error, reason}
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end
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end
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@impl Pleroma.Akkoma.Translator
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def translate(string, from_language, to_language) do
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with {:ok, %{status: 200} = response} <-
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do_request(api_key(), tier(), string, from_language, to_language),
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{:ok, body} <- Jason.decode(response.body) do
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%{"translations" => [%{"text" => translated, "detected_source_language" => detected}]} =
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body
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{:ok, detected, translated}
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else
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{:ok, %{status: status} = response} ->
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Logger.warning("DeepL: Request rejected: #{inspect(response)}")
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{:error, "DeepL request failed (code #{status})"}
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{:error, reason} ->
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{:error, reason}
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end
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end
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defp do_request(api_key, tier, string, from_language, to_language) do
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HTTP.post(
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base_url(tier) <> "translate",
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URI.encode_query(
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%{
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text: string,
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target_lang: to_language,
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tag_handling: "html"
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}
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|> maybe_add_source(from_language),
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:rfc3986
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),
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[
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{"authorization", "DeepL-Auth-Key #{api_key}"},
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{"content-type", "application/x-www-form-urlencoded"}
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]
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)
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end
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defp maybe_add_source(opts, nil), do: opts
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defp maybe_add_source(opts, lang), do: Map.put(opts, :source_lang, lang)
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defp do_languages() do
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HTTP.get(
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base_url(tier()) <> "languages?type=target",
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[
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{"authorization", "DeepL-Auth-Key #{api_key()}"}
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]
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)
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end
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end
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