View Source Backpex.Fields.BelongsTo (Backpex v0.8.1)

A field for handling a belongs_to relation.

Options

• :display_field - The field of the relation to be used for searching, ordering and displaying values.
• :display_field_form - Optional field to be used to display form values.
• :live_resource - The live resource of the association. Used to generate links navigating to the association.
• :options_query - Manipulates the list of available options in the select. Defaults to fn (query, _field) -> query end which returns all entries.
• :prompt - The text to be displayed when no option is selected or function that receives the assigns.

Example

@impl Backpex.LiveResource
def fields do
[
  user: %{
    module: Backpex.Fields.BelongsTo,
    label: "Username",
    display_field: :username,
    options_query: &where(&1, [user], user.role == :admin),
    live_resource: DemoWeb.UserLive
  }
]
end