Start work on export options

I have started an html export. So far a toc is generated

inc/to-html

@@ -0,0 +1,36 @@
+#!/usr/bin/env bash
+
+# This file is responsible for generating an html structure of documents
+# All md files will be converted to html
+# Everything else will be copied exactly
+
+# The table of contents will be a nested ul structure
+# The top level will be the tags, under each tag there will be a list of documents that are tagged with that tag
+# This will result in doucuments being listed multiple times, once for each tag they are in
+generate-html-toc(){
+	echo "<nav><ul>"
+	# Loop through each tag
+	listTags --noheader | while read item; do
+		local tag="$(echo "$item" | awk -F '  +' '{print $1}')"
+		local count="$(echo "$item" | awk -F '  +' '{print $2}')"
+		echo "<li>"
+		echo "$tag ($count)"
+		echo "<ul>"
+		echo "SELECT items.filename,items.title
+		FROM items LEFT JOIN links ON items.id = links.itemID
+		LEFT JOIN tags ON links.tagID = tags.id
+		WHERE tags.name = '$(safeSQL "$tag")'
+		GROUP BY items.id;" |
+			sqlite3 "${sqliteFile}" |
+			awk -F '|' '{sub(/\.md/,".html",$1);print "<li><a href=\"" $1 "\">" $2 "</a></li>"}'
+		echo "</ul>"
+		echo "</li>"
+	done
+	echo "</ul></nav>"
+}
+
+to-html(){
+	local destination="$1"
+	local toc="$(generate-html-toc)"
+	echo "$toc"
+}