# Bash Functions

mkcd()
{
    mkdir -p -- "$1" && cd -P -- "$1"
}

# determine size of a file or total size of a directory
function fs() {
    if du -b /dev/null > /dev/null 2>&1; then
            local arg=-sbh;
    else
            local arg=-sh;
    fi
    if [[ -n "$@" ]]; then
            du $arg -- "$@";
    else
            du $arg .[^.]* ./*;
    fi;
}


# use Git’s colored diff when available
hash git &>/dev/null;
if [ $? -eq 0 ]; then
    function diff() {
        git diff --no-index --color-words "$@";
    }
fi;

## system administration

### service files
sysedit() {
    local svc="$1"
    sudo systemctl edit --full "$svc"

    read -p "Reload + restart $svc? [y/N]: " ans
    if [[ "$ans" == "y" ]]; then
        sudo systemctl daemon-reload
        sudo systemctl restart "$svc"
    fi
}
sysadd() {
    local svc="$1"
    sudo systemctl edit "$svc"

    read -p "Reload + restart $svc? [y/N]: " ans
    if [[ "$ans" == "y" ]]; then
        sudo systemctl daemon-reload
        sudo systemctl restart "$svc"
    fi
}

## bash script helpers
is_true() {
    case "${1,,}" in
        1|true|yes|y|on) return 0 ;;
	*) return 1 ;;
    esac
}