Transfer Read Later JSON export from Reeder to Readwise Reader via its API. Batches posts because of API's 20 requests per minute rate limit.

reeder-read-later-to-readwise.rb

# Transfer Read Later JSON export from Reeder to Readwise Reader via its API.
# Batches posts because of API's 20 requests per minute rate limit.

require 'json'
require 'httparty'

offset = 0
max = 20
token = ENV['token']
api_url = 'https://readwise.io/api/v3/save/'

f = File.read('ReadLater.json')

links = JSON.parse(f)

for i in offset...links.size do

  res = HTTParty.post(api_url, {
    body: { "url" => links[i]['link'] }.to_json,
    headers: {
      "Content-Type" => "application/json",
      "Authorization" => "Token #{token}"
    }
  })
  puts "#{i} - #{res.body}"

  sleep(61) if (i + 1) % max == 0

end