require 'net/http'
require 'uri'
require 'json'

# Your GraphQL API endpoint
url = URI.parse("https://management.hygraph.com/graphql")
auth_token = "YOUR_HYGRAPH_TOKEN"

mutation = {
  query: '
    mutation($input: ProductInput!) {
      createProduct(input: $input) {
        product {
          id
          name
          description
        }
      }
    }
  ',
  variables: {
    input: {
      name: "New Product",
      description: "This is a new product.",
      image: "https://example.com/new_product.jpg",
      availability: true
    }
  }
}.to_json

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true if url.scheme == 'https'

headers = {
  'Content-Type' => 'application/json',
  'Authorization' => "Bearer #{auth_token}" 
}
request = Net::HTTP::Post.new(url, headers)
request.body = mutation

response = http.request(request)