matera_mep.rb

#!/usr/bin/env ruby

# Requirements :
# Be logged using Github CLI : https://github.com/cli/cli
# Place this script in a folder at same level than other repositories, i.e. :
# - ./Workspace/api-core
# - ./Workspace/mep/matera_mep.rb

# Usage :
# * ruby matera_mep.rb [repo]
# Arguments :
# * repo (optional) : If you want to create a PR elsewhere than api-core, pass the project name, i.e. app-core
# ruby matera_mep.rb app-core

require "json"
require "date"
require "tempfile"

DEFAULT_PROJECT = "api-core"
PROJECT = ARGV[0] || DEFAULT_PROJECT

def fetch_pr_url
  result = `bash -c "gh pr list --search 'is:pr is:open base:master head:development' --limit 1 --json url -R github.com/matera-tech/#{PROJECT} | cat"`
  body = JSON.parse(result)
  body.dig(0, "url")
end

if url = fetch_pr_url
  system("open", url)
else
  date = Date.today.strftime("%d/%m")
  puts "Creating PR for #{date} ..."
  file = Tempfile.new('foo')
  commits = `cd ../#{PROJECT} && git fetch origin -q && git log --graph --pretty=format:'%s' --abbrev-commit origin/master..origin/development | cat`
  file.write(commits)
  file.rewind
  pr_url = `bash -c 'cd ../#{PROJECT} && echo \"ok\" && gh pr create --title \"MEP #{date}\" --body-file \"#{file.path}\" --fill --base master --head development | cat'`
  file.unlink
  puts "PR created ! #{pr_url}"
end