#!/usr/bin/env python
import datetime
import yaml

blog_title = input('title for the entry: ')
title_date = input('date for the entry (format:yyyy-mm-dd|defaults to today): ')

if not title_date:
   title_date = datetime.datetime.strftime(datetime.datetime.now(),
                                           '%Y-%m-%d')

tags = input('tags (space seperated): ')

filename = "{}-{}.markdown".format(
   title_date,
   '-'.join(blog_title.lower().split()))

'''
layout: post
title: "go: `:=` operator causes accidental shadowing"
date: 2016-01-14 21:13
comments: true
categories:
  - go
'''
metadata_fmt = """---
layout: post
title: "{}"
date: {}
comments: true
categories:
{}
---
"""
catblock = "  - {}"
cats = map(catblock.format, tags.split())


metadata_fmt = metadata_fmt.format(
   blog_title,
   title_date,
   '\n'.join(cats)
)

with open('blog/{}'.format(filename), 'w') as f:
   f.write(metadata_fmt)

print("New entry {} is ready at {} for editing".format(
   blog_title, filename,
))