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# frozen_string_literal: true
require_relative 'family_tree'
# ActionFileExecutor class to handle the execution of actions from a file.
# This class processes each line of the file, extracts actions and their parameters,
# and executes the corresponding actions. It handles both quoted and unquoted parameters.
class ActionFileExecutor
def initialize(file_path)
@file_path = file_path
validate_file!
end
def execute_actions
File.foreach(@file_path) do |line|
process_line(line.strip)
end
end
private
def validate_file!
return if File.exist?(@file_path)
abort("Error: The file '#{@file_path}' does not exist.")
end
# Processes a line from the action file.
# Extracts the action and parameters, and executes the action if valid.
#
# @param line [String] The line to process.
# @return [void]
def process_line(line)
return if comment?(line)
action, params = extract_action_and_params(line)
return unless action && valid_action?(action, params)
execute_action(action, params)
end
# Checks if a line is a comment.
#
# @param line [String] The line to check.
# @return [Boolean] True if the line is a comment, false otherwise.
def comment?(line)
line.start_with?('#')
end
# Extracts the action and parameters from a line.
# Handles both quoted and unquoted parameters.
#
# @param line [String] The line to extract from.
# @return [Array<String, Array<String>>] An array containing the action and parameters.
def extract_action_and_params(line)
match = line.match(/^(\S+)(.*)$/)
return unless match
action = match[1]
params = match[2].scan(/"([^"]+)"|(\S+)/).flatten.compact
params.map! { |param| param&.strip }
[action, params]
end
# Executes the action with the given parameters.
#
# @param action [String] The action to execute.
# @param params [Array<String>] The parameters for the action.
# @return [void]
def execute_action(action, params)
case action
when 'ADD_CHILD'
puts FamilyTree.instance.add_child(*params)
when 'GET_RELATIONSHIP'
result = FamilyTree.instance.get_relationship(*params)
result && puts(result)
end
end
# Validates the action and its parameters.
#
# @param action [String] The action to validate.
# @param params [Array<String>] The parameters to validate.
# @return [Boolean] True if the action and parameters are valid, false otherwise.
def valid_action?(action, params)
case action
when 'ADD_CHILD' then params.size == 3
when 'GET_RELATIONSHIP' then params.size == 2
else false # Ignore unsupported actions
end
end
end
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