This script allows you to use Todoist as your primary todo list manager but still see tasks in Todoist formatted in a way to work with the [Obsidian Tasks](https://github.com/obsidian-tasks-group/obsidian-tasks/blob/main/README.md) plugin for sorting and querying. If you set this script to run periodically, it can close tasks that have been clos…

todoist_to_obsidian.rb

#!/usr/local/opt/ruby/bin/ruby
# encoding: utf-8

require 'json'
require "unicode/emoji"

# Variables: path and API key
path = "/Users/USER/Library/Mobile\ Documents/iCloud\~md\~obsidian/Documents/VAULTNAME/"
key = "YOUR TODOIST API KEY"

# First close all completed tasks in Obsidian
stayput = ""
File.readlines(path+"Tasks.md", :encoding => 'utf-8').each do |line|
 if line.include? "✅"
 	output += line
 	/(?<close_id>\d+)/ =~ line
 	close = %x{curl -sS -X POST "https://api.todoist.com/rest/v2/tasks/#{close_id}/close" \
    -H "Authorization: Bearer #{key}"}
    puts close
 else
  stayput += line
  end
end
	
f = File.open(path+"Tasks.md", "w+") { |f|
	f.puts "#{stayput}" }

# Don't tax the API
sleep 1
	
# Get active tasks and format them like Obsidian Tasks

call = %x{curl -sS https://api.todoist.com/sync/v9/sync \
    -H "Authorization: Bearer #{key}" \
    -d sync_token="*" \
    -d resource_types='["items","projects"]'
}

data = JSON.parse(call)
sync_token = data["sync_token"]
projects = data["projects"]
items = data["items"]

output = ""
taskarray = []
items.each do |item|
	name = item["content"]
	id = item["project_id"]
	uuid = item["id"]
	name = "#{name} [🔗](todoist://task?id=#{uuid})"
	proj = ""
	projects.each do |project|
		if id == project["id"]
			proj = project["name"]
			proj = proj.downcase.gsub(/\s/, "_")
		end
	end
	if item["priority"] == 4
		priority = "⏫"
	end
	if item["due"] != nil
		due_date = item["due"]["date"]
		due_date = "📅 #{due_date}"
	end
	inject = { :name => name, :due => due_date, :category => proj.strip, :priority => priority}
	taskarray.push(inject)
end

# Organize and sort tasks

tasktext = ""
taskarray = taskarray.sort_by {|h| [h[:category]]}
uniq_proj = taskarray.map { |e| e[:category] }.uniq
uniq_proj.each do |project|
	tasktext += "\n### #{project}\n"
	taskarray.each do |unit|
		if unit.has_value?(project) && unit[:due] != nil && unit[:priority] != nil
			tasktext += "- [ ] " + unit[:name] + " ##{project} " + unit[:priority] + " " + unit[:due] + "\n"
		elsif unit.has_value?(project) && unit[:due] != nil
			tasktext += "- [ ] " + unit[:name] + " ##{project} " + unit[:due] + "\n"
		elsif unit.has_value?(project)
			tasktext += "- [ ] " + unit[:name] + " ##{project}\n"
		end
	end
end

# If you want to take a look at your output, uncomment the next line
# puts tasktext

File.open(path+"Tasks.md", 'w+') { |file| file.write("#{tasktext}") }