Module: Graphina::Panel::Chooser

Extended by:
SearchUI, Term::ANSIColor
Defined in:
lib/graphina/panel/chooser.rb

Overview

A module that provides functionality for choosing panels from a configuration

The Panel::Chooser module implements a search-based interface for selecting from available panel configurations. It integrates with terminal-based user interfaces to allow interactive selection of panels with fuzzy matching and visual feedback during the selection process

Class Method Summary collapse

Class Method Details

.choose(panels) ⇒ Graphina::Panel?

The choose method presents an interactive selection interface for available panels

This method implements a search-based user interface that allows users to select from a collection of predefined panel configurations. It utilizes fuzzy matching to find relevant panel names and provides visual feedback during the selection process with a colored highlight for the currently selected option

Parameters:

  • panels (Hash) —

    a hash (convertible) containing panel configurations indexed by name

Returns:

  • (Graphina::Panel, nil) —

    returns a new Panel instance configured with the selected panel’s settings, or nil if no panel was chosen



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# File 'lib/graphina/panel/chooser.rb', line 29

def choose(panels)
  panel_names = panels.to_h.keys
  panel = Search.new(
    prompt: 'Choose a panel? ',
    match: -> answer {
      matcher = Amatch::PairDistance.new(answer.downcase)
      matches = panel_names.map { |n| [ n, -matcher.similar(n.to_s.downcase) ] }.
        select { |_, s| s < 0 }.sort_by(&:last).map(&:first)
      matches.empty? and matches = panel_names
      matches.first(Tins::Terminal.lines - 1)
    },
    query: -> _answer, matches, selector {
      matches.each_with_index.
      map { |m, i| i == selector ? on_blue { m } : m } * ?\n
    },
    found: -> _answer, matches, selector {
      matches[selector]
    },
    output: STDOUT
  ).start
  if panel
    Graphina::Panel.new(panels[panel])
  else
    puts
  end
end