alias alphabetically order
[akkoma] / lib / pleroma / web / pleroma_api / controllers / chat_controller.ex
index 0ee8bea33b367488a9ad7a59ea7e2de43fea4951..6357148d012e9f0f0071c03f2e82298919b72e0c 100644 (file)
 defmodule Pleroma.Web.PleromaAPI.ChatController do
   use Pleroma.Web, :controller
 
+  import Pleroma.Web.ControllerHelper, only: [add_link_headers: 2]
+
+  alias Pleroma.Activity
   alias Pleroma.Chat
+  alias Pleroma.Chat.MessageReference
+  alias Pleroma.Object
+  alias Pleroma.Pagination
   alias Pleroma.Repo
+  alias Pleroma.User
+  alias Pleroma.Web.CommonAPI
+  alias Pleroma.Web.PleromaAPI.Chat.MessageReferenceView
+  alias Pleroma.Web.PleromaAPI.ChatView
+  alias Pleroma.Web.Plugs.OAuthScopesPlug
 
   import Ecto.Query
 
-  def index(%{assigns: %{user: %{id: user_id}}} = conn, _params) do
+  action_fallback(Pleroma.Web.MastodonAPI.FallbackController)
+
+  plug(
+    OAuthScopesPlug,
+    %{scopes: ["write:chats"]}
+    when action in [
+           :post_chat_message,
+           :create,
+           :mark_as_read,
+           :mark_message_as_read,
+           :delete_message
+         ]
+  )
+
+  plug(
+    OAuthScopesPlug,
+    %{scopes: ["read:chats"]} when action in [:messages, :index, :show]
+  )
+
+  plug(OpenApiSpex.Plug.CastAndValidate, render_error: Pleroma.Web.ApiSpec.RenderError)
+
+  defdelegate open_api_operation(action), to: Pleroma.Web.ApiSpec.ChatOperation
+
+  def delete_message(%{assigns: %{user: %{id: user_id} = user}} = conn, %{
+        message_id: message_id,
+        id: chat_id
+      }) do
+    with %MessageReference{} = cm_ref <-
+           MessageReference.get_by_id(message_id),
+         ^chat_id <- to_string(cm_ref.chat_id),
+         %Chat{user_id: ^user_id} <- Chat.get_by_id(chat_id),
+         {:ok, _} <- remove_or_delete(cm_ref, user) do
+      conn
+      |> put_view(MessageReferenceView)
+      |> render("show.json", chat_message_reference: cm_ref)
+    else
+      _e ->
+        {:error, :could_not_delete}
+    end
+  end
+
+  defp remove_or_delete(
+         %{object: %{data: %{"actor" => actor, "id" => id}}},
+         %{ap_id: actor} = user
+       ) do
+    with %Activity{} = activity <- Activity.get_create_by_object_ap_id(id) do
+      CommonAPI.delete(activity.id, user)
+    end
+  end
+
+  defp remove_or_delete(cm_ref, _), do: MessageReference.delete(cm_ref)
+
+  def post_chat_message(
+        %{body_params: params, assigns: %{user: user}} = conn,
+        %{id: id}
+      ) do
+    with {:ok, chat} <- Chat.get_by_user_and_id(user, id),
+         %User{} = recipient <- User.get_cached_by_ap_id(chat.recipient),
+         {:ok, activity} <-
+           CommonAPI.post_chat_message(user, recipient, params[:content],
+             media_id: params[:media_id]
+           ),
+         message <- Object.normalize(activity, false),
+         cm_ref <- MessageReference.for_chat_and_object(chat, message) do
+      conn
+      |> put_view(MessageReferenceView)
+      |> render("show.json", chat_message_reference: cm_ref)
+    else
+      {:reject, message} ->
+        conn
+        |> put_status(:unprocessable_entity)
+        |> json(%{error: message})
+
+      {:error, message} ->
+        conn
+        |> put_status(:bad_request)
+        |> json(%{error: message})
+    end
+  end
+
+  def mark_message_as_read(
+        %{assigns: %{user: %{id: user_id}}} = conn,
+        %{id: chat_id, message_id: message_id}
+      ) do
+    with %MessageReference{} = cm_ref <- MessageReference.get_by_id(message_id),
+         ^chat_id <- to_string(cm_ref.chat_id),
+         %Chat{user_id: ^user_id} <- Chat.get_by_id(chat_id),
+         {:ok, cm_ref} <- MessageReference.mark_as_read(cm_ref) do
+      conn
+      |> put_view(MessageReferenceView)
+      |> render("show.json", chat_message_reference: cm_ref)
+    end
+  end
+
+  def mark_as_read(
+        %{body_params: %{last_read_id: last_read_id}, assigns: %{user: user}} = conn,
+        %{id: id}
+      ) do
+    with {:ok, chat} <- Chat.get_by_user_and_id(user, id),
+         {_n, _} <- MessageReference.set_all_seen_for_chat(chat, last_read_id) do
+      conn
+      |> put_view(ChatView)
+      |> render("show.json", chat: chat)
+    end
+  end
+
+  def messages(%{assigns: %{user: user}} = conn, %{id: id} = params) do
+    with {:ok, chat} <- Chat.get_by_user_and_id(user, id) do
+      chat_message_refs =
+        chat
+        |> MessageReference.for_chat_query()
+        |> Pagination.fetch_paginated(params)
+
+      conn
+      |> add_link_headers(chat_message_refs)
+      |> put_view(MessageReferenceView)
+      |> render("index.json", chat_message_references: chat_message_refs)
+    end
+  end
+
+  def index(%{assigns: %{user: %{id: user_id} = user}} = conn, _params) do
+    blocked_ap_ids = User.blocked_users_ap_ids(user)
+
     chats =
-      from(c in Chat,
-        where: c.user_id == ^user_id,
-        order_by: [desc: c.updated_at]
-      )
+      Chat.for_user_query(user_id)
+      |> where([c], c.recipient not in ^blocked_ap_ids)
       |> Repo.all()
 
-    represented_chats =
-      Enum.map(chats, fn chat ->
-        %{
-          id: chat.id,
-          recipient: chat.recipient,
-          unread: chat.unread
-        }
-      end)
-
     conn
-    |> json(represented_chats)
+    |> put_view(ChatView)
+    |> render("index.json", chats: chats)
   end
 
-  def create(%{assigns: %{user: user}} = conn, params) do
-    recipient = params["ap_id"] |> URI.decode_www_form()
-
-    with {:ok, %Chat{} = chat} <- Chat.get_or_create(user.id, recipient) do
-      represented_chat = %{
-        id: chat.id,
-        recipient: chat.recipient,
-        unread: chat.unread
-      }
+  def create(%{assigns: %{user: user}} = conn, %{id: id}) do
+    with %User{ap_id: recipient} <- User.get_cached_by_id(id),
+         {:ok, %Chat{} = chat} <- Chat.get_or_create(user.id, recipient) do
+      conn
+      |> put_view(ChatView)
+      |> render("show.json", chat: chat)
+    end
+  end
 
+  def show(%{assigns: %{user: user}} = conn, %{id: id}) do
+    with {:ok, chat} <- Chat.get_by_user_and_id(user, id) do
       conn
-      |> json(represented_chat)
+      |> put_view(ChatView)
+      |> render("show.json", chat: chat)
     end
   end
 end