#!/bin/sh

echo ""
echo "Welcome to ngxproxy utility."
echo "We're about to create a new vhost."
echo ""

while [ "$NAME" == "" ]; do
    read -p "Name: " NAME
done

while [ "$DOMAIN" == "" ]; do
    read -p "Domain: " DOMAIN
done

while [ "$CONTAINER" == "" ]; do
    read -p "Container: " CONTAINER
    ping -c 1 ${CONTAINER}
    if [ "$?" != "0" ]; then
        echo "WARNING: ${CONTAINER} seems to be unavailable."
    fi
done

read -p "Port (blank means 80): " PORT

if [ "$PORT" == "" ]; then
    PORT="80"
fi

while [[ "$HTTPS" !=  "y" && "$HTTPS" != "n" ]]; do
    read -p "HTTPS [y/n]: " HTTPS
done

if [ "$HTTPS" == "y" ]; then
    while [ ! -f "$CERTIFICATE_PATH" ]; do
        read -p "Certificate path: " CERTIFICATE_PATH
    done
    
    while [ ! -f "$KEY_PATH" ]; do
        read -p "Certificate key path: " KEY_PATH
    done
    
    cp /etc/nginx/conf/vhost_https.conf /sites-enabled/${NAME}.conf
    
    sed -i \
        -e "s|<CERTIFICATE_PATH>|${CERTIFICATE_PATH}|g" \
        -e "s|<KEY_PATH>|${KEY_PATH}|g" \
        /sites-enabled/${NAME}.conf

    while [[ "$HEADERS" !=  "y" && "$HEADERS" != "n" ]]; do
        read -p "Secure headers [y/n]: " HEADERS
    done

    if [ "$HEADERS" == "y" ]; then
        sed -i 's|#include /etc/nginx/conf/headers_params|include /etc/nginx/conf/headers_params|g' \
            /sites-enabled/${NAME}.conf
    fi
else
    cp /etc/nginx/conf/vhost_http.conf /sites-enabled/${NAME}.conf
fi

while [ "$MAX_BODY_SIZE" == "" ]; do
    read -p "Max body size (value in MB, or n): " MAX_BODY_SIZE
done

if [ "$MAX_BODY_SIZE" != "n" ]; then
sed -i "s|#client_max_body_size <MAX_BODY_SIZE>|client_max_body_size ${MAX_BODY_SIZE}|g" \
    /sites-enabled/${NAME}.conf
fi

sed -i \
-e "s|<DOMAIN>|${DOMAIN}|g" \
-e "s|<CONTAINER>|${CONTAINER}|g" \
-e "s|<PORT>|${PORT}|g" \
/sites-enabled/${NAME}.conf

echo ""
echo "It's done : ${NAME}.conf has been generated."
echo "Restart boring-nginx to apply these modifications."
echo ""
exit 0