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   1 # Pleroma: A lightweight social networking server
   2 # Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
   3 # SPDX-License-Identifier: AGPL-3.0-only
   4
   5 defmodule Pleroma.Web.PleromaAPI.Chat.MessageReferenceView do
   6   use Pleroma.Web, :view
   7
   8   alias Pleroma.Maps
   9   alias Pleroma.User
  10   alias Pleroma.Web.CommonAPI.Utils
  11   alias Pleroma.Web.MastodonAPI.StatusView
  12
  13   def render(
  14         "show.json",
  15         %{
  16           chat_message_reference: %{
  17             id: id,
  18             object: %{data: chat_message} = object,
  19             chat_id: chat_id,
  20             unread: unread
  21           }
  22         }
  23       ) do
  24     %{
  25       id: id |> to_string(),
  26       content: chat_message["content"],
  27       chat_id: chat_id |> to_string(),
  28       account_id: User.get_cached_by_ap_id(chat_message["actor"]).id,
  29       created_at: Utils.to_masto_date(chat_message["published"]),
  30       emojis: StatusView.build_emojis(chat_message["emoji"]),
  31       attachment:
  32         chat_message["attachment"] &&
  33           StatusView.render("attachment.json", attachment: chat_message["attachment"]),
  34       unread: unread,
  35       card:
  36         StatusView.render(
  37           "card.json",
  38           Pleroma.Web.RichMedia.Helpers.fetch_data_for_object(object)
  39         )
  40     }
  41     |> put_idempotency_key()
  42   end
  43
  44   def render("index.json", opts) do
  45     render_many(
  46       opts[:chat_message_references],
  47       __MODULE__,
  48       "show.json",
  49       Map.put(opts, :as, :chat_message_reference)
  50     )
  51   end
  52
  53   defp put_idempotency_key(data) do
  54     with {:ok, idempotency_key} <- Cachex.get(:chat_message_id_idempotency_key_cache, data.id) do
  55       data
  56       |> Maps.put_if_present(:idempotency_key, idempotency_key)
  57     else
  58       _ -> data
  59     end
  60   end
  61 end