#!/bin/dash


fixnl () {
    local arg=$1;
    local cache;
    local nlcount;
    local lastchr;
    local single=keep;
    case $arg in
        -c | --chop-single)
            single=chop
        ;;
    esac;
    # TODO: ^^ should probably be:
    #
    #   test -n "$UID" || return 3
    #   cache="$(mktemp "/run/user/$UID/fixnl.XXXXXXXX")";
    #
    # but UID is not supported in bash, so..
    cat > "$cache";
    nlcount=$(<"$cache" wc -l);
    lastchr=$(<"$cache" tail -c1 | hexdump -e '"%02x"');
    case $nlcount:$lastchr:$single in
        0:??:*)
            cat "$cache"
        ;;
        1:0a:chop)
            head -c -1 "$cache"
        ;;
        1:0a:keep)
            cat "$cache"
        ;;
        *:0a:*)
            cat "$cache"
        ;;
        *:??:*)
            cat "$cache";
            echo
        ;;
    esac;
    rm "$cache"
}

main () {
    local body;
    body="$(xclip -o)"
#   declare -p body >~/body.declare
#   echo -n "$body" | hexdump -C >~/body.hexdump
    sleep 0.25s
    xdotool type "$body"
}

main "$@"