Class: KManager::Watcher

Inherits:
Object
  • Object
show all
Includes:
KLog::Logging
Defined in:
lib/k_manager/watcher.rb

Overview

NOTE: Does Watcher belong in this GEM?

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(watch_folder, boot_file) ⇒ Watcher

Returns a new instance of Watcher.



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# File 'lib/k_manager/watcher.rb', line 14

def initialize(watch_folder, boot_file)
  @watch_folder = watch_folder
  @boot_file = boot_file
end

Instance Attribute Details

#boot_file ⇒ Object (readonly)

Returns the value of attribute boot_file.



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# File 'lib/k_manager/watcher.rb', line 12

def boot_file
  @boot_file
end

#watch_folder ⇒ Object (readonly)

Returns the value of attribute watch_folder.



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# File 'lib/k_manager/watcher.rb', line 11

def watch_folder
  @watch_folder
end

Instance Method Details

#start ⇒ Object

rubocop:disable Lint/RescueException, Metrics/AbcSize, Metrics/MethodLength



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# File 'lib/k_manager/watcher.rb', line 24

def start
  boot_up

  update_dashboard

  watcher = Filewatcher.new(watch_folder)

  watcher.watch do |changes|
    watcher.pause
    if changes.length > 1
      log.kv 'HOW MANY CHANGES', changes.length
      log.block changes
    end

    changes.each do |filename, event|
      # NOTE: KManager will not support space in file name, but this will at least deal with file copies, where " copy" is added to a file name.
      filename = filename.gsub(' ', '%20')

      log_file_event(event, filename)

      uri = URI::File.build(host: nil, path: filename)

      start_time = Process.clock_gettime(Process::CLOCK_MONOTONIC)
      KManager.resource_changed(uri, event)
      finish_time = Process.clock_gettime(Process::CLOCK_MONOTONIC)
      time_taken = finish_time - start_time

      sleep KManager.opts.sleep if KManager.opts.sleep.positive?

      clear_screen

      log_file_event(event, filename)
      log.kv 'Time Taken', time_taken.to_d.round(3, :truncate).to_f if KManager.opts.show.time_taken

      update_dashboard

      puts KManager.opts.show.finished_message if KManager.opts.show.finished
    end
    watcher.resume
  end
rescue Interrupt, SystemExit
  raise
rescue Exception => e
  log.exception(e)
end