journal_stats.rb

# Generate stats for journal files

require 'date'

stats = {
	total_files: 0,
	word_count: 0,
	late_entry: 0,
}

journal_dir = "<journal dir here>"

Dir.glob("#{journal_dir}/*.md") do |filename|
	# create datetime from file name
	file_date = DateTime.parse(filename.delete_suffix('.md'))
	
	# Skip file if before July 14th 2020
	next if file_date < DateTime.new(2020,7,14)
	
	# Get file created datetime
	file_created_date = File.stat(filename).birthtime
	
	stats[:total_files] += 1
	stats[:late_entry] += 1 if file_date.day != file_created_date.day
	
	File.open(filename, "r").each_line do |line|
		words = line.split(/\s+/).reject{ |w| w.empty? }
		stats[:word_count] += words.length
	end

end

puts "Total word count: #{stats[:word_count]}"
puts "Total entries: #{stats[:total_files]}"
puts "Late entries: #{stats[:late_entry]}"