#!/bin/bash

# texproj is a LaTeX project management script.
#
# Jason Blevins <jrblevin@sdf.lonestar.org>
#
# Created: Durham, December 6, 2006
# Last Modified: March 13, 2008 16:07 EDT

# Paths
TEMPLATEPATH=${HOME}/projects/latex/templates
TARGETPATH=.

# Templates
MAKEFILE=Makefile
HOMEWORK=homework.tex
LETTER=letter.tex
BLANK=blank.tex
DEUTSCH=deutsch.tex
FOILS=foils.tex
PSET=pset.tex

# Template Tokens
MASTER_STR=master_file

usage() {
    echo "Usage:    texproj [type] <name> <path>"
    echo "Types:    hw, letter, deutsch, foils, pset, blank"
    exit 1
}

newproj() {
    # Prepare directory
    echo "Preparing directory..."

    echo "Creating Makefile..."
    sed "{s/SOURCE = .*/SOURCE = $PROJNAME/}" $TEMPLATEPATH/$MAKEFILE > $TARGETPATH/$MAKEFILE

    echo "Creating tex file..."
    sed "{s/$TEMPLATE/$PROJNAME.tex/;s/$MASTER_STR/$PROJNAME/}" \
	$TEMPLATEPATH/$TEMPLATE > $TARGETPATH/$PROJNAME.tex

    echo "Done."
    exit 1
}

update() {
    if [ -f $TARGETPATH/$MAKEFILE ]; then
	echo "Storing Makefile configuration..."
	SOURCE=`sed -e '/^SOURCE/ !d; s/^SOURCE = \(.*\)$/\1/' $TARGETPATH/$MAKEFILE`
	echo "SOURCE = $SOURCE"
	BIBFILE=`sed -e '/^BIBFILE/ !d; s/^BIBFILE = \(.*\)$/\1/' $TARGETPATH/$MAKEFILE`
	echo "BIBFILE = $BIBFILE"
	FIGURES=`sed -e '/^FIGURES/ !d; s/^FIGURES = \(.*\)$/\1/' $TARGETPATH/$MAKEFILE`
	echo "FIGURES = $FIGURES"

	mv -f -v  $TARGETPATH/$MAKEFILE $TARGETPATH/$MAKEFILE.bak

	echo "Updating Makefile..."
	sed "{s/^SOURCE = .*/SOURCE = $SOURCE/;s/^BIBFILE = .*/BIBFILE = $BIBFILE/;s/^FIGURES = .*/FIGURES = $FIGURES/}" $TEMPLATEPATH/$MAKEFILE > $TARGETPATH/$MAKEFILE
    fi

    echo "Done!"
}

if [ "$2" == "" ]; then
    PROJNAME=$1
else
    PROJNAME=$2
fi

if [ "$3" == "" ]; then
    TARGETPATH="."
else
    TARGETPATH=$3
fi

echo $TARGETPATH

case "$1" in
    hw)
	TEMPLATE=$HOMEWORK
	newproj
	;;
    letter)
	TEMPLATE=$LETTER
	newproj
	;;
    deutsch)
	TEMPLATE=$DEUTSCH
	newproj
	;;
    foils)
	TEMPLATE=$FOILS
	newproj
	;;
    pset)
	TEMPLATE=$PSET
	newproj
	;;
    blank)
	TEMPLATE=$BLANK
	newproj
	;;
    update)
	update
	;;
    *)
	usage
	;;
esac

exit 0