#!/usr/bin/env ruby

# frozen_string_literal: true

require 'pathname'
require 'sequel'

require_relative 'app/config'

# Load configuration file
conf = Config.new(File.join(__dir__, 'data/defaults.yaml'))

# Load the Sequel timestamps plugin
Sequel::Model.plugin(:timestamps)
# Initialize Sequel gem for database actions
DB = Sequel.connect(adapter: conf.get('database.adapter'), database: conf.get('database.database'))
# Load models
Dir.glob('app/models/*.rb').sort().each { |f| require f }

# fail if the script is being called incorrectly
abort('You must supply a channel name!') unless ARGV.length == 1

channel = Channel.where(name: ARGV[0]).first()
channel_dir = File.join(channel.directory_path, 'Main')
subs = Dir["#{channel_dir}/*"]

subs.each do |d|
  # get folder basename
  dir_name = File.basename(d)

  # parse video serial from folder name
  serial_raw = dir_name[0..5].strip()
  video_serial = serial_raw.slice(0)

  # parse video name from folder name
  video_name = dir_name.split(' - ')[1]

  # check if a video by the same serial number exists for the channel
  db_results = Video.where(serial: video_serial, channel_id: channel.id).all()

  # skip to next video if the video already exists
  next unless db_results.empty?()

  # add video project to DB if there's no existing project
  video = Video.create(
    serial: video_serial,
    name: video_name,
    channel_id: channel.id,
    directory_path: d,
    description: 'TODO - imported from storage.',
    script: "# Introduction\n\n# Body\n\n# Conclusions"
  )

  video.importScript()

  puts "Successfully added video ##{video.serial} - #{video.name} for channel '#{channel.name}' to the database."
end