#!/usr/bin/env ruby
# frozen_string_literal: true

require 'csv'
require 'rspec_profiling'
require 'postgres-copy'

module RspecProfiling
  module Collectors
    class PSQL
      def establish_connection
        # This disables the automatic creation of the database and
        # table. In the future, we may want a way to specify the host of
        # the database to connect so that we can call #install.
        Result.establish_connection(results_url) # rubocop: disable Database/EstablishConnection
      end

      def results_url
        ENV['RSPEC_PROFILING_POSTGRES_URL']
      end

      class Result < ActiveRecord::Base # rubocop:disable Rails/ApplicationRecord
        acts_as_copy_target
      end
    end
  end
end

def insert_data(path)
  puts "#{Time.now} Inserting CI stats..."

  collector = RspecProfiling::Collectors::PSQL.new
  collector.install

  files = Dir[File.join(path, "*.csv")]

  files.each do |filename|
    puts "#{Time.now} Inserting #{filename}..."
    # Strip file of NULL bytes to ensure data gets inserted
    system("sed", "-i", "-e", "s/\\x00//g", filename)
    result = RspecProfiling::Collectors::PSQL::Result.copy_from(filename)
    puts "#{Time.now} Inserted #{result.cmd_tuples} lines in #{filename}, DB response: #{result.cmd_status}"
  end
end

insert_data(ENV['RSPEC_PROFILING_FOLDER_PATH']) if ENV['RSPEC_PROFILING_POSTGRES_URL'].present?