DMenus/memo

#!/usr/bin/env bash

DMENU='dmenu -l 50 -p memo'
[ -f "$HOME/.dmenurc" ] && . "$HOME/.dmenurc" && DMENU+="$DMENU_ARGS"
SEL='xsel'
DATE='date'
FILE="$HOME/pipes/tasklist/dmemo"

if [ -z "$1" ]; then
    pick="$($DMENU < $FILE)"
    if [ "$pick" ]; then
        IFS='>' read -ra entry <<< "$pick"
        len="${#entry[@]}"
        "$BROWSER" "${entry[$(( $len - 2 ))]}" && \
        sed -i "/${entry[$(( $len - 1 ))]}/d" "$FILE"
    fi
else
    line="$($DATE)"
    if [ "$1" == '-s' ]; then
        line="$($SEL) > $line"
        memo="$($DMENU -p memo: <&-)"
        [ "$memo" ] && line="$memo > $line"
    else
        line="$1 > $line"
        [ "$2" ] && line="$2 > $line"
    fi
    echo "$line" >> "$FILE"
fi