i3tools/uptime at master · im-samir-dev/i3tools · GitHub

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#!/bin/bash

#set -x

up=$(uptime -p)

up_w=$(echo $up | grep -Eo "[0-9]+\s*week" | cut -f1 -d' ')
up_d=$(echo $up | grep -Eo "[0-9]+\s*day" | cut -f1 -d' ')
up_h=$(echo $up | grep -Eo "[0-9]+\s*hour" | cut -f1 -d' ')
up_m=$(echo $up | grep -Eo "[0-9]+\s*min" | cut -f1 -d' ')

result=


if [[ -z $up_h ]]; then
    up_h=0
fi

if [[ -z $up_m ]]; then
    up_m=0
fi

if [[ -n $up_w ]]; then
    result=$up_w"w"
fi

if [[ -n $up_d ]]; then
    if [[ -n $result ]]; then
        result=$(echo "$result, ")
    fi
    result=$up_d"d"
fi

if [[ -n $result ]]; then
    result=$(echo "$result, ")
fi
result=$(echo "$result$up_h")

if [[ -n $result ]]; then
    result=$(echo "$result:")
fi
result=$(echo "$result$up_m'")

echo $result;