Custom script for notetaking using Hugo

#!/bin/sh  
# Time-stamp: <Sun Feb 05 19:51:49 Eur 2017>

# ----- Config ----------------------------------------------------------

# Directory where markdown files are stored 
HUGO_DIR="$USERPROFILE/Dropbox/log/"
# A path to hugo binary
HUGO_BIN="/usr/local/bin/hugo"
# Theme file
HUGO_THEME="ghostwriter"

# Editor 
MY_EDITOR="/cygdrive/c/cygwin64/usr/local/emacs/bin/runemacs.exe "

# Browser 
MY_BROWSER="/cygdrive/c/Program\ Files\ \(x86\)/Mozilla\ Firefox/firefox.exe "

# -----------------------------------------------------------------------

# Ask what to do
echo -n "
What to do? 

  a. Write a journal 
  b. Open an existing journal 
  c. Add a todo 
  d. Write a memo

Choose (a-d): "
read choice

# set today's date
today=`date +%Y-%m-%d`	
# Open file
cd "$HUGO_DIR"
case $choice in
    [aA]* )
	echo -n "Use today's date as file name? ([y]/n)"
	read yn
	# if $yn is empty, use a default value ("y")
	# http://qiita.com/knqyf263/items/54814e5331770f28582d
	case ${yn:-y} in
	    [n]* ) # use specified date
		echo -n "Type date [$today]:"
		read input_date 
		filename=${input_date:-$today}
		;;
	    [y]* ) # use today's date
		filename=$today
		;;
	    * ) 
		echo -n "Please answer y or n: "
		;;
	esac

	# add title (optinal)
	echo -n "Title for the log? (optional) "
	read title
	# if title is not empty, add it to filename. 
	if [ ! -z "$1" ]; then 
	    # convert all spaces into hyphens (just in case)
	    title=`echo $title | sed s/\ /-/g`
	    # set filename
	    filename="$filename-$title"
	fi

	# add a link to a new file in index.md, if it doesn't exist
	entry=`grep $filename content/index.md | wc -l`
	if [ $entry = 0 ]; then 
	    # add a link in index.md and create a new file 
	    echo " * [$filename](post/$filename/)" >> content/index.md 
	    echo "# $filename" >> $filename.md 
	    #echo "Time-stamp: <>" >> $filename.md # for Emacs --- doesn't work with markdown-mode!
	fi

	# create a file using hugo 
	$HUGO_BIN new post/$filename.md
	echo "\n\n # $today" >> $filename.md 
	# open the new file and index.md
	$MY_EDITOR content/post/$filename.md content/index.md &
	;;

    [bB]* )
	# Open the directory (asumming Emacs dired mode)
	$MY_EDITOR content/post/ & 
	;;

    [cC]* )
	echo "Opening todo.md...."
	$MY_EDITOR content/post/todo.md &
	;;

    [dD]* )
	echo "Opening memo.md...."
	$MY_EDITOR content/post/memo.md &
	;;

    * )
	echo "Please choose from a to e.";;
esac    

# start hugo server if not running
entry=`ps aux | grep $HUGO_BIN | wc -l`
if [ $entry = 0 ]; then 
    $HUGO_BIN server -t $HUGO_THEME -D --watch & 
fi
$MY_BROWSER localhost:1313 &