mobilizon.chapril.org-mobil.../lib/federation/activity_stream/converter/event_metadata.ex

74 lines
2.2 KiB
Elixir

defmodule Mobilizon.Federation.ActivityStream.Converter.EventMetadata do
@moduledoc """
Module to convert and validate event metadata
"""
alias Mobilizon.Events.EventMetadata
alias Mobilizon.Federation.ActivityStream
@property_value "PropertyValue"
@spec metadata_to_as(EventMetadata.t()) :: map()
def metadata_to_as(%EventMetadata{type: :boolean, value: value, key: key})
when value in ["true", "false"] do
%{
"type" => @property_value,
"propertyID" => key,
"value" => String.to_existing_atom(value)
}
end
def metadata_to_as(%EventMetadata{type: :integer, value: value, key: key}) do
%{
"type" => @property_value,
"propertyID" => key,
"value" => String.to_integer(value)
}
end
def metadata_to_as(%EventMetadata{type: :float, value: value, key: key}) do
{value, _} = Float.parse(value)
%{
"type" => @property_value,
"propertyID" => key,
"value" => value
}
end
def metadata_to_as(%EventMetadata{type: :string, value: value, key: key} = metadata) do
additional = if is_nil(metadata.title), do: %{}, else: %{"name" => metadata.title}
Map.merge(
%{
"type" => @property_value,
"propertyID" => key,
"value" => value
},
additional
)
end
@spec as_to_metadata(ActivityStream.t()) :: map()
def as_to_metadata(%{"type" => @property_value, "propertyID" => key, "value" => value})
when is_boolean(value) do
%{type: :boolean, key: key, value: to_string(value)}
end
def as_to_metadata(%{"type" => @property_value, "propertyID" => key, "value" => value})
when is_float(value) do
%{type: :float, key: key, value: to_string(value)}
end
def as_to_metadata(%{"type" => @property_value, "propertyID" => key, "value" => value})
when is_integer(value) do
%{type: :integer, key: key, value: to_string(value)}
end
def as_to_metadata(%{"type" => @property_value, "propertyID" => key, "value" => value} = args)
when is_binary(value) do
additional = if Map.has_key?(args, "name"), do: %{title: Map.get(args, "name")}, else: %{}
Map.merge(%{type: :string, key: key, value: value}, additional)
end
end