Script to print statistics of your home timeline - how much each followed user contributes to it on average

bsky_user_stats_home.rb

#!/usr/bin/env ruby

require 'time'
require 'yaml'

['minisky', 'didkit'].each do |lib|
  begin
    require(lib)
  rescue LoadError
    puts "Install #{lib}: '[sudo] gem install #{lib}'"
    exit 1
  end
end

if ARGV.empty?
  puts "Usage: [DAYS=14] #{$PROGRAM_NAME} <configfile.yml>"
  puts
  puts "Where configfile.yml should include:"
  puts "id: your.handle"
  puts "pass: app-pass-word"
  exit 1
end

config = YAML.load(File.read(ARGV[0]))

if config['id'].nil?
  puts "Config file should include:"
  puts "id: your.handle"
  puts "pass: app-pass-word"
  exit 1
end

did = DID.resolve_handle(config['id'])
bsky = Minisky.new(did.get_document.pds_endpoint.gsub('https://', ''), ARGV[0])

days = ENV['DAYS']&.to_f || 7.0
start_time = Time.now - 86400 * days

posts = bsky.fetch_all('app.bsky.feed.getTimeline', { limit: 100 },
  field: 'feed',
  progress: '.',
  break_when: ->(x) {
    post_time = x['reason'] ? x['reason']['indexedAt'] : x['post']['indexedAt']
    Time.parse(post_time) < start_time
  }
)

oldest = posts.last
oldest_time = Time.parse(oldest['reason'] ? oldest['reason']['indexedAt'] : oldest['post']['indexedAt'])
post_map = posts.group_by { |x| x['reason'] ? x['reason']['by']['handle'] : x['post']['author']['handle'] }

max_length = post_map.keys.map(&:length).max || 0

fields = [
  "handle".ljust(max_length + 3),
  'feed/d'.rjust(7),
  'own/d'.rjust(7),
  'RTs/d'.rjust(7),
  'rpls/d'.rjust(7),
  '% '.rjust(7)
]

puts
puts
puts "Stats for period: #{oldest_time.getlocal.rfc822.gsub(/\s\S+$/, '')} - #{Time.now.rfc822.gsub(/\s\S+$/, '')}"
puts
puts fields.join(' ')
puts '-' * fields.join(' ').length

table = []
total = posts.select { |x| x['reason'] || !x['reply'] }.length

post_map.each do |handle, all_posts|
  posts = all_posts.select { |x| x['reason'].nil? }
  reposts = all_posts.select { |x| x['reason'] }
  replies = posts.select { |x| x['reply'] }
  own_posts = posts - replies
  feed_posts = reposts + own_posts
  perc = feed_posts.length * 100.0 / total

  table << [
    ('@' + handle).ljust(max_length + 3),
    sprintf('%.1f', feed_posts.length / days).rjust(7),
    sprintf('%.1f', own_posts.length / days).rjust(7),
    sprintf('%.1f', reposts.length / days).rjust(7),
    sprintf('%.1f', replies.length / days).rjust(7),
    sprintf('%.1f', perc).rjust(7),
  ]
end

table.sort_by { |r| -r[1].to_f }.each do |fields|
  puts fields.join(' ')
end

puts