#!/usr/bin/env python3

from flask import Flask, render_template, redirect, url_for, request
import subprocess
import shlex

app = Flask(__name__, static_url_path='')

@app.route("/")
def index():
    return render_template('index.html')

@app.route("/parse", methods=['GET', 'POST'])
def parse():
    if request.method == 'GET':
        return redirect(url_for('index'))
    data = request.form['markdown']
    proc = subprocess.Popen(app.config['COMMAND'], stdin=subprocess.PIPE, stdout=subprocess.PIPE, universal_newlines=True)
    return proc.communicate(input=data)

if __name__ == "__main__":
    app.config['HOST'] = 'localhost'
    app.config['PORT'] = 5000
    app.config.from_object('mdlive.default_configuration')
    app.config['COMMAND'] = shlex.split(app.config['PARSER'])
    app.run(host=app.config['HOST'], port=app.config['PORT'])