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#!/bin/sh
# Feeds an emoji list into dmenu and allows to select one into clipboard.
# The emoji list file is set as the emojiFile variable of this script.
#
# Usage: emoji.sh [-g]
usageMsg='Usage: emoji.sh [-g]'
[ "$1" != '-g' ] && [ -n "$1" ] && echo "$usageMsg" && exit 1
emojiFile="$XDG_CONFIG_HOME/emoji"
dmenuPath='/usr/local/bin/dmenu'
groupLineRE='^# group: '
sedFilter="/${groupLineRE}/d"
# Check if dmenu has -g option (to show options in a grid)
dmenuGridOptions=''
dmenu -g 4 -v >/dev/null 2>/dev/null && dmenuGridOptions='-g 4'
byGroups=0
[ "$1" = '-g' ] && byGroups=1
if [ "$byGroups" -eq 1 ]; then
# Select a group name from the file's group lines
group="$(grep "$groupLineRE" "$emojiFile" |
sed "s/${groupLineRE}//" |
dmenu -l 10 -p 'Emoji group:')"
[ -z "$group" ] && exit 0
groupLine="$(grep "$group" "$emojiFile")"
# Prepare the sed filter to delete lines not in the group
sedFilter="/${groupLine}/,/${groupLineRE}/!d;/${groupLineRE}/d"
fi
# Repeat used emojis at the start of the list sorted by use
emojiList="$(sed "$sedFilter" "$emojiFile")"
usedEmojis="$(echo "$emojiList" | grep '^[0-9]' | sort -nr)"
[ -n "$usedEmojis" ] &&
emojiList="$(printf -- \
"---------Used----------\n${usedEmojis}\n----------All----------\n${emojiList}")"
# Choose an emoji with dmenu
lineNoNumber="$(echo "$emojiList" |
sed 's/^[ 0-9]*//' |
"$dmenuPath" -i -l 40 $dmenuGridOptions -p "Emoji:")"
if [ -z "$lineNoNumber" ] || echo "$lineNoNumber" | grep -q '^-'; then
exit 0
fi
# Get the usage number
line="$(grep "$lineNoNumber" "$emojiFile")"
number="$(echo "$line" | grep -o '^[0-9]*')"
if [ -n "$number" ] ; then
number=$((number + 1))
else
number=1
fi
# Write the usage number to the emoji file
sed -i "/${line}/s/^[ 0-9]*/${number} /" "$emojiFile"
# Put the emoji in the clipboard
echo "$lineNoNumber" |
cut -d' ' -f1 |
tr -d '\n' |
xsel -bi
# Notify the copied emoji
dunstify -t 2000 "Copied $(xsel -ob)"
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