Show DFM Requirement Modal — show_dfm_required

Displays a standardized modal dialog informing users they need to complete preprocessing steps before using a feature that requires a document-feature matrix.

Usage

show_dfm_required_modal(
  feature_name = "this feature",
  additional_message = NULL
)

Arguments

feature_name: Name of the feature requiring DFM (e.g., "topic modeling", "keyword extraction")
additional_message: Optional additional message to display (default: NULL)

Value

Displays a Shiny modal dialog. Returns NULL invisibly.

Examples

if (FALSE) { # \dontrun{
if (is.null(dfm_init())) {
  show_dfm_required_modal("topic modeling")
  return(NULL)
}
} # }