red="\e[31m"
grn="\e[32m"
ylw="\e[33m"
cyn="\e[36m"
blu="\e[34m"
prp="\e[35m"
bprp="\e[35;1m"
gry="\e[94m"
rst="\e[0m"

git_branch() {
    local git_status="$(git status 2> /dev/null)"
    local on_branch="On branch ([^${IFS}]*)"
    local on_commit="HEAD detached at ([^${IFS}]*)"
    status="$(git status --porcelain 2> /dev/null)"
    local exit="$?"
    color=""

    if [[ "$exit" -eq 0 ]]; then
        if [[ "${#status}" -eq 0 ]]; then
            color="${grn}"  
        else
            color="${red}"
        fi
    else
        printf ''
    fi


    if [[ $git_status =~ $on_branch ]]; then
        local branch=${BASH_REMATCH[1]}
        printf '%b'  "$color $branch $rst"
    elif [[ $git_status =~ $on_commit ]]; then
        local commit=${BASH_REMATCH[1]}
        printf '%b' "$color $commit $rst"
    fi
}

prompt_pwd() {
    printf '%b' "\001${cyn}\002$(dirs +0)\001${rst}\002"
}

rootornot() {
    [[ "$(id -u)" -eq 0 ]] &&
        printf '%b' "\001${red}\002#\001${rst}\002"
}

PS1='\n$(prompt_pwd)$(git_branch)\n▲$(rootornot) '
PS2="> "