mobilizon/lib/graphql/resolvers/comment.ex

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Elixir
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defmodule Mobilizon.GraphQL.Resolvers.Comment do
@moduledoc """
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Handles the comment-related GraphQL calls.
"""
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alias Mobilizon.{Actors, Admin, Discussions, Events, Users}
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alias Mobilizon.Actors.Actor
alias Mobilizon.Discussions.Comment, as: CommentModel
alias Mobilizon.Events.{Event, EventOptions}
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alias Mobilizon.Users.User
import Mobilizon.Web.Gettext
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alias Mobilizon.GraphQL.API.Comments
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require Logger
def get_thread(_parent, %{id: thread_id}, _context) do
{:ok, Discussions.get_thread_replies(thread_id)}
end
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def create_comment(
_parent,
%{event_id: event_id} = args,
%{
context: %{
current_user: %User{} = user
}
}
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) do
with %Actor{id: actor_id} <- Users.get_actor_for_user(user),
{:find_event,
{:ok,
%Event{
options: %EventOptions{comment_moderation: comment_moderation},
organizer_actor_id: organizer_actor_id
}}} <-
{:find_event, Events.get_event(event_id)},
{:allowed, true} <-
{:allowed, comment_moderation != :closed || actor_id == organizer_actor_id},
args <- Map.put(args, :actor_id, actor_id),
{:ok, _, %CommentModel{} = comment} <-
Comments.create_comment(args) do
{:ok, comment}
else
{:allowed, false} ->
{:error, :unauthorized}
end
end
def create_comment(_parent, _args, _context) do
{:error, dgettext("errors", "You are not allowed to create a comment if not connected")}
end
def update_comment(
_parent,
%{text: text, comment_id: comment_id},
%{
context: %{
current_user: %User{} = user
}
}
) do
with {:actor, %Actor{id: actor_id} = _actor} <- {:actor, Users.get_actor_for_user(user)},
%CommentModel{actor_id: comment_actor_id} = comment <-
Mobilizon.Discussions.get_comment_with_preload(comment_id),
true <- actor_id === comment_actor_id,
{:ok, _, %CommentModel{} = comment} <- Comments.update_comment(comment, %{text: text}) do
{:ok, comment}
end
end
def edit_comment(_parent, _args, _context) do
{:error, dgettext("errors", "You are not allowed to update a comment if not connected")}
end
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def delete_comment(
_parent,
%{comment_id: comment_id},
%{
context: %{
current_user: %User{role: role} = user
}
}
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) do
with {:actor, %Actor{id: actor_id} = actor} <- {:actor, Users.get_actor_for_user(user)},
%CommentModel{deleted_at: nil} = comment <-
Discussions.get_comment_with_preload(comment_id) do
cond do
{:comment_can_be_managed, true} == CommentModel.can_be_managed_by(comment, actor_id) ->
do_delete_comment(comment, actor)
role in [:moderator, :administrator] ->
with {:ok, res} <- do_delete_comment(comment, actor),
%Actor{} = actor <- Actors.get_actor(actor_id) do
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Admin.log_action(actor, "delete", comment)
{:ok, res}
end
true ->
{:error, dgettext("errors", "You cannot delete this comment")}
end
else
%CommentModel{deleted_at: deleted_at} when not is_nil(deleted_at) ->
{:error, dgettext("errors", "Comment is already deleted")}
end
end
def delete_comment(_parent, _args, %{}) do
{:error, dgettext("errors", "You are not allowed to delete a comment if not connected")}
end
defp do_delete_comment(%CommentModel{} = comment, %Actor{} = actor) do
with {:ok, _, %CommentModel{} = comment} <-
Comments.delete_comment(comment, actor) do
{:ok, comment}
end
end
end