60 lines
1.6 KiB
Elixir
60 lines
1.6 KiB
Elixir
defmodule Mobilizon.Medias.Media do
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@moduledoc """
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Represents a media entity.
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"""
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use Ecto.Schema
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import Ecto.Changeset, only: [cast: 3, cast_embed: 2, cast_embed: 3]
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alias Mobilizon.Actors.Actor
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alias Mobilizon.Discussions.Comment
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alias Mobilizon.Events.Event
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alias Mobilizon.Medias.File
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alias Mobilizon.Medias.Media.Metadata
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alias Mobilizon.Posts.Post
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@type t :: %__MODULE__{
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file: File.t(),
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metadata: Metadata.t(),
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actor: Actor.t()
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}
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@metadata_attrs [:height, :width, :blurhash]
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schema "medias" do
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embeds_one(:file, File, on_replace: :update)
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embeds_one :metadata, Metadata, on_replace: :update do
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field(:height, :integer)
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field(:width, :integer)
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field(:blurhash, :string)
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end
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belongs_to(:actor, Actor)
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has_many(:event_picture, Event, foreign_key: :picture_id)
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many_to_many(:events, Event, join_through: "events_medias")
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has_many(:posts_picture, Post, foreign_key: :picture_id)
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many_to_many(:posts, Post, join_through: "posts_medias")
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many_to_many(:comments, Comment, join_through: "comments_medias")
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timestamps()
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end
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@doc false
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@spec changeset(t | Ecto.Schema.t(), map) :: Ecto.Changeset.t()
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def changeset(%__MODULE__{} = media, attrs) do
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media
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|> cast(attrs, [:actor_id])
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|> cast_embed(:file)
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|> cast_embed(:metadata, with: &metadata_changeset/2)
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end
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@doc false
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@spec metadata_changeset(Metadata.t(), map) :: Ecto.Changeset.t()
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def metadata_changeset(metadata, attrs) do
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metadata
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|> cast(attrs, @metadata_attrs)
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end
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end
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