#!/usr/bin/env ruby

require 'bundler/setup'
Bundler.require(:default)

require_relative '../lib/rspec_flaky/flaky_examples_collection'
require_relative '../lib/rspec_flaky/examples_pruner'

report_file = ARGV.shift
unless report_file
  puts 'usage: prune-old-flaky-specs <report-file> <new-report-file>'
  exit 1
end

new_report_file = ARGV.shift || report_file

DAYS_THRESHOLD = 90

def days_from_now(days)
  Time.now - (3600 * 24 * days)
end

puts "Loading #{report_file}..."
collection = RspecFlaky::FlakyExamplesCollection.new(JSON.parse(File.read(report_file)))

puts "Current report has #{collection.size} entries."

new_collection = RspecFlaky::ExamplesPruner.new(collection).prune_examples_older_than(days_from_now(DAYS_THRESHOLD))

puts "New report has #{new_collection.size} entries: #{collection.size - new_collection.size} entries older than #{DAYS_THRESHOLD} days were removed."

File.write(new_report_file, JSON.pretty_generate(new_collection.to_report))
puts "Saved #{new_report_file}."