From 80aa1954df73bbe0b238cd2fd254cb179dbe3b0e Mon Sep 17 00:00:00 2001
From: InigoGutierrez <inigogf.95@gmail.com>
Date: Sun, 31 Jul 2022 12:22:54 +0200
Subject: Updated emoji.sh to allow groups and to sort emojis by usage. Created
 script to get emoji file from Unicode official list.

---
 emoji/emoji.sh        | 73 +++++++++++++++++++++++++++++++++++++++++++++++----
 emoji/getEmojiList.sh | 28 ++++++++++++++++++++
 2 files changed, 96 insertions(+), 5 deletions(-)
 create mode 100755 emoji/getEmojiList.sh

diff --git a/emoji/emoji.sh b/emoji/emoji.sh
index dfa22cb..09eec51 100755
--- a/emoji/emoji.sh
+++ b/emoji/emoji.sh
@@ -1,9 +1,72 @@
 #!/bin/sh
 
-# Feeds an emoji list into dmenu and allows to select one into clipboard
+# 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]
 
-file="$XDG_CONFIG_HOME/emoji"
-selected="$(sed '/^~/d' "$file" | dmenu -i -l 20 -p "Choose an emoji:" | cut -d' ' -f1)"
-[ -z "$selected" ] && dunstify -t 2000 "No emoji selected." && exit 0
-echo "$selected" | tr -d '\n' | xsel -ib
+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 $(xsel -ob)"
diff --git a/emoji/getEmojiList.sh b/emoji/getEmojiList.sh
new file mode 100755
index 0000000..f1842db
--- /dev/null
+++ b/emoji/getEmojiList.sh
@@ -0,0 +1,28 @@
+#!/bin/sh
+
+# Creates a file for emoji.sh to use from an official Unicode emoji list:
+# https://unicode.org/Public/emoji/15.0/emoji-test.txt
+#
+# Usage: getEmojiList.sh [INPUT_FILE]
+#
+# Example: getEmojiList.sh <emoji-test.txt >"$HOME/.config/emoji"
+
+inputFile="$1"
+
+sed '
+# Delete not fully qualified emojis
+/unqualified/d
+/minimally-qualified/d
+
+# Delete comments except for group names
+/^# group:/p
+/^#/d
+
+# Delete blank lines
+/^\s*$/d
+
+
+# Leave only emoji and name
+s/^[^#].*# //;/^#/!s/E[0-9.]* //
+
+' "${inputFile:-/dev/stdin}"
-- 
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