#!/usr/bin/env python

# tsv2index.py - given a few configurations, ouput an html file
# usage: ./bin/tsv2index.py > ./index.html

# Eric Lease Morgan <emorgan@nd.edu>
# (c) University of Notre Dame; distributed under a GNU Public License

# April 1, 2024 - first cut


# configure
TSV      = './index.tsv'
ITEM     = '<li style="margin-bottom: 1em"><strong><a href="##IDENTIFIER##">##TITLE##</a></strong> - ##DESCRIPTION##<ul><li>##SUBJECTS##</li><li>##DATE##</li></ul></li>'
TEMPLATE = './etc/template.htm'

# require
from datetime import datetime
from pandas   import read_csv

# read the metadata and sort it
metadata = read_csv( TSV, sep='\t' )
metadata.sort_values(by=[ 'date' ], ascending=False, inplace=True )

# process each metadata item; create a list of... list items
listitems = []
for index, item in metadata.iterrows() :

	# parse
	author      = item[ 'creator' ]
	title       = item[ 'title' ]
	date        = item[ 'date' ]
	description = item[ 'description' ]
	subjects    = item[ 'subjects' ]
	identifier  = item[ 'identifier' ]
	
	# build a list item
	listitem = ITEM.replace( '##TITLE##', title ).replace( '##DESCRIPTION##', description )
	listitem = listitem.replace( '##SUBJECTS##', subjects ).replace( '##DATE##', date )
	listitem = listitem.replace( '##IDENTIFIER##', identifier )
	
	# update
	listitems.append( listitem ) 

# build date
date = datetime.now().strftime( '%B %-d, %Y' )

# build html
with open ( TEMPLATE ) as handle : html = handle.read()
html = html.replace( '##LISTITEMS##', '\n'.join( listitems ) ).replace( '##DATE##', date )

# output and done
print( html )
exit()