SwiftBar ETH gas price

gasnow.10s.sh

#!/bin/bash

# <xbar.title>ETH Gas Price</xbar.title>
# <xbar.version>v2.0.1</xbar.version>
# <xbar.author>Biran Yucel</xbar.author>
# <xbar.author.github>biranyucel</xbar.author.github>
# <xbar.desc>ETH GasPrice forecast system.</xbar.desc>
# <xbar.image>https://i.imgur.com/f1hPKO2.png</xbar.image>
# <xbar.abouturl>https://ethgasstation.info/</xbar.abouturl>
#
#ETH GasPrice forecast system based on SparkPool Pending Transaction Mempool

# only keep slow gas price, set different color for <15  15  >20.

response=$(curl -s https://beaconcha.in/api/v1/execution/gasnow)
read code rapid fast standard slow timestamp <<<${response//[^0-9]/ }

gas=${slow:0:((${#slow} - 9))}
color=green
if [[ $gas -gt 15 ]]
then
  color=purple
elif [[ $gas -gt 20 ]]
then
  color=orange
fi
echo "Gas ${gas} | color=${color}"