class Hiiro::TaskManager

def select_task_interactive(prompt = nil)
  task_list = if scope == :subtask
    tasks.sort_by(&:short_name)
  else
    environment.all_tasks.sort_by(&:name)
  end
  mapping = {}
  all_data = task_list.map { |t| [t, t.display_data(scope: scope, environment: environment)] }
  name_col   = all_data.map { |_, d| d[:name].length }.max || 0
  tree_col   = all_data.map { |_, d| d[:tree].length }.max || 0
  branch_col = all_data.map { |_, d| d[:branch].length }.max || 0
  all_data.each do |task, d|
    line = format("%-#{name_col}s  %-#{tree_col}s  %-#{branch_col}s  %s",
                  d[:name], d[:tree], d[:branch], d[:session])
    mapping[line] = task
  end
  # Add non-task tmux sessions (exclude sessions that belong to tasks)
  if scope == :task
    task_session_names = environment.all_tasks.map(&:session_name)
    extra_sessions = environment.all_sessions.reject { |s| task_session_names.include?(s.name) }
    extra_sessions.sort_by(&:name).each do |session|
      line = format("%-25s  (tmux session)", session.name)
      mapping[line] = session
    end
  end
  return nil if mapping.empty?
  selected = hiiro.fuzzyfind_from_map(mapping)
  selected
end