73 lines
2.1 KiB
Elixir
73 lines
2.1 KiB
Elixir
defmodule Mobilizon.Events.Comment do
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@moduledoc """
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Represents an actor comment (for instance on an event or on a group).
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"""
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use Ecto.Schema
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import Ecto.Changeset
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alias Mobilizon.Actors.Actor
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alias Mobilizon.Events.{Comment, CommentVisibility, Event}
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alias MobilizonWeb.Router.Helpers, as: Routes
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alias MobilizonWeb.Endpoint
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@type t :: %__MODULE__{
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text: String.t(),
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url: String.t(),
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local: boolean,
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visibility: CommentVisibility.t(),
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uuid: Ecto.UUID.t(),
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actor: Actor.t(),
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attributed_to: Actor.t(),
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event: Event.t(),
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in_reply_to_comment: t,
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origin_comment: t
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}
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@required_attrs [:text, :actor_id, :url]
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@optional_attrs [:event_id, :in_reply_to_comment_id, :origin_comment_id, :attributed_to_id]
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@attrs @required_attrs ++ @optional_attrs
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schema "comments" do
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field(:text, :string)
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field(:url, :string)
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field(:local, :boolean, default: true)
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field(:visibility, CommentVisibility, default: :public)
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field(:uuid, Ecto.UUID)
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belongs_to(:actor, Actor, foreign_key: :actor_id)
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belongs_to(:attributed_to, Actor, foreign_key: :attributed_to_id)
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belongs_to(:event, Event, foreign_key: :event_id)
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belongs_to(:in_reply_to_comment, Comment, foreign_key: :in_reply_to_comment_id)
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belongs_to(:origin_comment, Comment, foreign_key: :origin_comment_id)
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timestamps(type: :utc_datetime)
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end
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@doc """
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Returns the id of the first comment in the conversation.
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"""
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@spec get_thread_id(t) :: integer
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def get_thread_id(%__MODULE__{id: id, origin_comment_id: origin_comment_id}) do
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origin_comment_id || id
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end
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@doc false
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@spec changeset(t, map) :: Ecto.Changeset.t()
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def changeset(%__MODULE__{} = comment, attrs) do
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uuid = attrs["uuid"] || Ecto.UUID.generate()
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url = attrs["url"] || generate_url(uuid)
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comment
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|> cast(attrs, @attrs)
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|> put_change(:uuid, uuid)
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|> put_change(:url, url)
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|> validate_required(@required_attrs)
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end
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@spec generate_url(String.t()) :: String.t()
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defp generate_url(uuid), do: Routes.page_url(Endpoint, :comment, uuid)
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end
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