HTOP like color bar - BASH progress bar

progressBar.sh

#!/bin/bash

ansi() { printf "\e[${1}m${*:2}\e[0m"; }
bold() { ansi 1 "$@"; }
dgreen() { ansi "1;32" "$@"; }
green() { ansi "1;92" "$@"; }
yellow() { ansi "1;93" "$@"; }
orange() { ansi "38;5;214" "$@"; }
red() { ansi "1;91" "$@"; }
lblue() { ansi "1;96" "$@"; }
gray() { ansi 90 "$@"; }

progressBar() {
    # Convert float to int
    current="${1%.*}"
    # Use 100 as default total
    total=${2:-100}
    total="${total%.*}"
    # Default bar width if not set
    barwidth="${3:-40}"

    # car='█'
    car='|'
    
    # Get percent of task done
    let progress=${current}*100/${total}
    let realized=(${progress}*${barwidth})/100

    # Define steps
    let step1=${barwidth}/3
    let step2=${barwidth}*3/5
    let step3=${barwidth}*9/10
    
    for c in $(seq 1 $barwidth);
    do
        # Only display done part
        if [[ ${c} -gt ${realized} ]]; then
            printf ' '
        # On any other case display colorized '#'
        elif [[ ${c} -lt ${step1} ]]; then
            dgreen $car
        elif [[ ${c} -lt ${step2} ]]; then
            green $car
        elif [[ ${c} -lt ${step3} ]]; then
            yellow $car
        # elif [[ ${c} -lt ${step4} ]]; then
        #     bold `orange $car`
        else
            red $car
        fi
    done
    gray " ${progress}%%"
}

echo '[+] Progress bar with percent value'
progressBar 68
echo ''
echo '[+] Progress bar with max set by user'
progressBar 184 213
echo ''
echo '[+] Progress bar width set by user'
progressBar 93 100 150
echo ''