utils for handling recently downloaded files

gistfile1.sh

# Utils for handling files in ~/Downloads:

DOWNLOADS_DIR="$HOME/Downloads"

function lsdl() {
    ls --color -1 -t "$DOWNLOADS_DIR" |head |nl
}

function cpdl() {
    if [ "a$1" == 'a-h' ] || [ "a$1" == 'a--help' ]; then
        echo "Usage examples:"
        echo "    cpdl        # copy most recent download into pwd"
        echo "    cpdl 3      # copy 3rd most recent download into pwd"
        echo "    cpdl 3 foo  # copy 3rd most recent download into foo"
        return 0
    fi

    # Using "${parameter:-default}" construct.
    index=${1:-1}
    dest=${2:-.}
    filename=$(ls -1 -t ~/Downloads/ |sed -n "$index p")
    echo "$filename"
    src="$DOWNLOADS_DIR/$filename"
    cp "$src" "$dest"
}

function mvdl() {
    if [ "a$1" == 'a-h' ] || [ "a$1" == 'a--help' ]; then
        echo "Usage examples:"
        echo "    mvdl        # move most recent download into pwd"
        echo "    mvdl 3      # move 3rd most recent download into pwd"
        echo "    mvdl 3 foo  # move 3rd most recent download into foo"
        return 0
    fi

    # Using "${parameter:-default}" construct.
    index=${1:-1}
    dest=${2:-.}
    filename=$(ls -1 -t ~/Downloads/ |sed -n "$index p")
    echo "$filename"
    src="$DOWNLOADS_DIR/$filename"
    mv "$src" "$dest"
}