#!/usr/bin/env python3
import os
from flask import Flask, send_from_directory, render_template, request,\
                  redirect
import ciclostile

working_dir = os.getcwd()

target_path, template_path, markdown_path = [
    os.path.join(working_dir, folder_name)
    for folder_name in ['target', 'templates', 'markdown']
]

app = Flask(__name__)


@app.route('/assets/<path:path>')
def assets(path):
    assets_path = os.path.join(target_path, 'assets')
    return send_from_directory(assets_path, path)


@app.route('/<string:page_name>')
@app.route('/<string:page_name>.html')
def page(page_name):
    return ciclostile.render(page_name, markdown_path, template_path)


@app.route('/<string:page_name>/edit')
def edit(page_name):
    md_text = ciclostile.read_markdown(page_name, markdown_path)
    return render_template('edit.html', **locals())


@app.route('/edit', methods=['POST'])
def edit_actions():
    page_name = request.form['page_name']
    md_text = request.form['md_text']

    if request.form['action'] == 'preview':
        return ciclostile.render_from_text(md_text, template_path)

    if request.form['action'] == 'save':
        ciclostile.save(md_text, page_name, markdown_path)
        return page(page_name)


if __name__ == '__main__':
    app.run()