TheRepoClub-DotFiles/lemonbar/.local/bin/lemonbar/lemonbar_ram

#!/usr/bin/env bash

ram() {
    icon=" "
    memory_unit="gib"

    while IFS=":" read -r a b; do
        case $a in
            "MemTotal") ((mem_used+=${b/kB})); mem_total="${b/kB}" ;;
            "Shmem") ((mem_used+=${b/kB}))  ;;
            "MemFree" | "Buffers" | "Cached" | "SReclaimable")
                mem_used="$((mem_used-=${b/kB}))"
                ;;

                "MemAvailable")
                mem_avail=${b/kB}
                ;;
        esac
    done < /proc/meminfo

    if [[ $mem_avail ]]; then
        mem_used=$(((mem_total - mem_avail) / 1024))
    else
        mem_used="$((mem_used / 1024))"
    fi

    mem_total="$((mem_total / 1024))"

    case $memory_unit in
        gib)
            mem_used=$(awk '{printf "%.2f", $1 / $2}' <<< "$mem_used 1024")
            mem_total=$(awk '{printf "%.2f", $1 / $2}' <<< "$mem_total 1024")
            mem_label=GiB
        ;;

        kib)
            mem_used=$((mem_used * 1024))
            mem_total=$((mem_total * 1024))
            mem_label=KiB
        ;;
    esac

    memory="${mem_used}${mem_label:-MiB} / ${mem_total}${mem_label:-MiB} ${mem_perc:+(${mem_perc}%)}"

    printf "%s%s\n" "%{F#1e222a}%{B#AC8476}$icon %{F-}%{B-}" "%{F#1e222a}%{B#C4C7C5} $memory %{F-}%{B-}"
}

ram