tribes-plugin-sender/lib/sender/streaming/stream.ex

defmodule TribeOne.TribesPlugin.Sender.Streaming.Stream do
  @moduledoc false

  use Ash.Resource,
    otp_app: :tribe_one_sender,
    domain: TribeOne.TribesPlugin.Sender.Streaming,
    data_layer: AshPostgres.DataLayer,
    authorizers: [Ash.Policy.Authorizer],
    extensions: [AshNostrSync]

  @visibility [:public, :unlisted, :private]
  @latency_modes [:hls, :ll_hls]

  postgres do
    table("sender_streams")
    repo(Tribes.Repo)

    custom_indexes do
      index([:slug], unique: true)
      index([:visibility])
    end
  end

  nostr_sync do
    namespace("plugins.sender.stream")
    lane(:control)
    publish?(true)
    consume?(true)
  end

  actions do
    defaults([:read])

    read :by_id do
      get?(true)

      argument :id, :uuid do
        allow_nil?(false)
      end

      filter(expr(id == ^arg(:id)))
    end

    create :create do
      accept([
        :slug,
        :title,
        :description,
        :visibility,
        :owner_id,
        :latency_mode,
        :recording_policy,
        :default_rendition_policy
      ])

      change(AshNostrSync.PublishChange)
    end

    create :sync_upsert do
      accept([
        :id,
        :slug,
        :title,
        :description,
        :visibility,
        :owner_id,
        :latency_mode,
        :recording_policy,
        :default_rendition_policy
      ])

      upsert?(true)
    end

    update :update do
      require_atomic?(false)

      accept([
        :slug,
        :title,
        :description,
        :visibility,
        :latency_mode,
        :recording_policy,
        :default_rendition_policy
      ])

      change(AshNostrSync.PublishChange)
    end

    destroy :destroy do
      require_atomic?(false)
      soft?(true)
      soft_delete()
      change(AshNostrSync.PublishChange)
    end
  end

  policies do
    bypass Tribes.Checks.SyncInteraction do
      authorize_if(always())
    end

    bypass Tribes.Checks.SystemInteraction do
      authorize_if(always())
    end

    policy action_type(:read) do
      authorize_if(always())
    end
  end

  attributes do
    attribute :id, :uuid do
      allow_nil?(false)
      primary_key?(true)
      public?(true)
      writable?(true)
      default(&Ash.UUID.generate/0)
    end

    attribute :slug, :string do
      allow_nil?(false)
      public?(true)
    end

    attribute :title, :string do
      allow_nil?(false)
      public?(true)
    end

    attribute :description, :string do
      public?(true)
    end

    attribute :visibility, :atom do
      constraints(one_of: @visibility)
      allow_nil?(false)
      default(:public)
      public?(true)
    end

    attribute :owner_id, :uuid do
      public?(true)
    end

    attribute :latency_mode, :atom do
      constraints(one_of: @latency_modes)
      allow_nil?(false)
      default(:hls)
      public?(true)
    end

    attribute :recording_policy, Tribes.Types.JsonValue do
      allow_nil?(false)
      default(%{})
      public?(true)
    end

    attribute :default_rendition_policy, Tribes.Types.JsonValue do
      allow_nil?(false)
      default(%{})
      public?(true)
    end

    timestamps(type: :utc_datetime)
  end

  identities do
    identity(:unique_slug, [:slug])
  end
end