arm_ref_comp_observer: Observer for Treatment reference variable

Description

Updates the reference and comparison Treatments when the selected Treatment variable changes

Usage

arm_ref_comp_observer(
  session,
  input,
  output,
  id_ref = "Ref",
  id_comp = "Comp",
  id_arm_var,
  data,
  arm_ref_comp,
  module,
  on_off = shiny::reactive(TRUE),
  input_id = "buckets",
  output_id = "arms_buckets"
)

Value

Returns a shinyvalidate::InputValidator which checks that there is at least one reference and comparison arm

Arguments

session: (environment)
shiny session
input: (character)
shiny input
output: (character)
shiny input
id_ref: (character)
id of reference Treatment input UI element
id_comp: (character)
id of comparison group input UI element
id_arm_var: (character)
id of Treatment variable input UI element
data: (reactive or data.frame)
dataset used to validate Treatment reference inputs and set id_ref input.
arm_ref_comp: (unknown)
Treatment reference and compare variables provided as a nested list where each Treatment variable corresponds a list specifying the default levels for the reference and comparison treatments.
module: (character)
name of the module where this is called (this is only used to produce more informative error messages)
on_off: (logical)
A reactive that can be used to stop the whole observer if FALSE.
input_id: (character)
unique id that the buckets will be referenced with.
output_id: (character)
name of the UI id that the output will be written to.