Making GraphQL Calls With Curl (for Magento 2)

graphql_with_curl.sh

# This example uses a GraphQL query meant for a Magento 2 (2.3 Alpha) endpoint

# Take a formatted GraphQL query and convert it to a JSON encoded string
GRAPHQL_QUERY=$(
echo '
{
    products(
      search: "Messenger"
      filter: {
             sku: {like: "24-MB%"}
             price: {lt: "50"}
             }
        pageSize: 5
          sort: {
          price: DESC
        }
    )
    {
      items
      	{
          name
          sku
          description
          price {
            regularPrice {
              amount {
                value
                currency
              }
            }
          }

        }
        total_count
        page_info {
            page_size
        }
    }
}
' | jq --slurp --compact-output --raw-input '.'
)

# Build the payload as a JSON document compacted on to a single line
PAYLOAD=$(
echo '
{
  "query": ' "${GRAPHQL_QUERY}" ',
  "variables": null,
  "operationName": null
}
' | jq --compact-output --raw-output '.'
)

# Send the HTTP request with the JSON payload and output the response in a readable form
curl -sk -X POST -H "Content-Type:application/json" \
  --data "${PAYLOAD}" https://m23presamp.dev/graphql | jq .