Emoji reference and such

scripts/emoji-convert.sh

@@ -7,10 +7,11 @@ SCRIPTDIR="$(cd "$(dirname "$0")" && pwd)"
 ROOTDIR="$(cd "$(dirname "$0")/.." && pwd)"
 
 if [ -z "$1" ]; then
-    echo "Syntax: $0 FILE.(js|json)"
+    echo "Syntax: $0 FILE.(js|json|md)"
     echo "Example:"
     echo "  $0 emoji-converted.json"
     echo "  $0 $ROOTDIR/server/static/js/emoji.js"
+    echo "  $0 $ROOTDIR/docs/emojis.md"
     exit 1
 fi
 
@@ -19,6 +20,30 @@ if [[ "$1" == *.js ]]; then
 // Original data source: https://github.com/github/gemoji/blob/master/db/emoji.json
 const rawEmojis = " > "$1"
     cat "$SCRIPTDIR/emoji.json" | jq -rc 'map({emoji: .emoji,aliases: .aliases})' >> "$1"
+elif [[ "$1" == *.md ]]; then
+  echo "# Emoji reference
+
+<!-- This file was generated by scripts/emoji-convert.sh -->
+
+You can [tag messages](../publish/#tags-emojis) with emojis 🥳 🎉 and other relevant strings. Matching tags are automatically
+converted to emojis. This is a reference of all supported emojis. To learn more about the feature, please refer to the
+[tagging and emojis page](../publish/#tags-emojis).
+
+<table class="remove-md-box"><tr>
+" > "$1"
+
+  count="$(cat "$SCRIPTDIR/emoji.json" | jq -r '.[] | .emoji' | wc -l)"
+  percolumn=$(($count / 3)) # This will misbehave if the count is not divisible by 3
+  for col in 0 1 2; do
+    from="$(($col * $percolumn + 1))"
+    to="$(($col * $percolumn + 1 + $percolumn))"
+    echo "<td><table><thead><tr><th>Tag</th><th>Emoji</th></tr></thead><tbody>" >> "$1"
+    cat "$SCRIPTDIR/emoji.json" \
+      | jq -r '.[] | "<tr><td><code>" + .aliases[0] + "</code></td><td>" + .emoji + "</td></tr>"' \
+      | sed -n "${from},${to}p" >> "$1"
+    echo "</tbody></table></td>" >> "$1"
+  done
+  echo "</tr></table>" >> "$1"
 else
   cat "$SCRIPTDIR/emoji.json" | jq -rc 'map({emoji: .emoji,aliases: .aliases})' > "$1"
 fi