wp-multisite-coupon.sh

#!/bin/bash

cd /var/www/wordpress

for site in $(wp site list --field=url)
do
  	echo "Checking" $site

        wp wc --url=$site shop_coupon list --user=<your-admin-email>  | grep <"coupon-code"> > /dev/null

        if [ $? == "1" ]; then
                echo "Not found. Creating ..."
                wp wc --url=$site shop_coupon create \
                --user=<your-admin-email> \
                --code=<"coupon-code"> \
                --amount=<amount> \
                --discount_type="percent" \
                --date_expires=<"yyyy-mm-dd">
        else
            	echo "Already there!"
        fi
done