#!/usr/bin/env python3
# -*- coding: utf-8 -*-
import os
import sys
import markdown
from template import template

def gen_list(files, ext):
	md = markdown.Markdown(extensions = ["meta", "extra"])
	items = ""
	for post in files:
		with open("posts/"+post, "r", encoding="utf-8") as file_in:
			html = md.convert(file_in.read())
		md.Meta["template"] = "post_preview"
		items += template(html, "blog/"+post[:-3]+ext, ext, md.Meta)
	return items

def main():
	meta = {"template": "post_list"}
	ext = "."+sys.argv[2].split(".")[-1]
	files = sorted(os.listdir(sys.argv[1]), reverse=True)
	output = template(gen_list(files, ext), sys.argv[2], ext, meta)
	with open(sys.argv[2], "w+", encoding="utf-8") as file_out:
		file_out.write(output)

if __name__ == "__main__":
	main()