discourse-ai/lib/ai_bot/tools/random_picker.rb

74 lines
1.9 KiB
Ruby

# frozen_string_literal: true
module DiscourseAi
module AiBot
module Tools
class RandomPicker < Tool
def self.signature
{
name: name,
description:
"Handles a variety of random decisions based on the format of each input element",
parameters: [
{
name: "options",
description:
"An array where each element is either a range (e.g., '1-6') or a comma-separated list of options (e.g., 'sam,jane,joe')",
type: "array",
item_type: "string",
required: true,
},
],
}
end
def self.name
"random_picker"
end
def options
parameters[:options]
end
def invoke
result = nil
# can be a naive list of strings
if options.none? { |option| option.match?(/\A\d+-\d+\z/) || option.include?(",") }
result = options.sample
else
result =
options.map do |option|
case option
when /\A\d+-\d+\z/ # Range format, e.g., "1-6"
random_range(option)
when /,/ # Comma-separated values, e.g., "sam,jane,joe"
pick_list(option)
else
"Invalid format: #{option}"
end
end
end
@last_result = result
{ options: options, result: result }
end
private
def random_range(range_str)
low, high = range_str.split("-").map(&:to_i)
rand(low..high)
end
def pick_list(list_str)
list_str.split(",").map(&:strip).sample
end
def description_args
{ options: options, result: @last_result }
end
end
end
end
end