#!/usr/bin/env python
# coding: utf-8

# In[7]:


# copy tree structure
import os

try:
    os.mkdir(os.path.join('./html'))
except OSError:
    pass
try:
    os.mkdir(os.path.join('./html/LABS'))
except OSError:
    pass

ld = os.listdir('.')

chapters = [n for n in os.listdir('.') if '00'<= n <='99']
for c in chapters:
    try:
        os.mkdir(os.path.join('./html',c))
    except OSError:
        pass
    
labs = [n for n in os.listdir('./LABS/') if '00'<= n <='99']
for c in labs:
    try:
        os.mkdir(os.path.join('./html/LABS',c))
    except OSError:
        pass


# In[9]:


# export all .ipynb to html

def replace_ipynb_by_html(fname):
    s = open(fname).read()
    r = s.replace('.ipynb','.html')
    fid = open(fname,'wt')
    fid.write(r)
    fid.close()

def convert(chapters,path_source='.',path_dest='./html'):
    for c in chapters:
        source = os.path.join(path_source,c)
        destination = os.path.join(path_dest,c)
        names = [os.path.splitext(fn)[0] for fn in os.listdir(source) if fn.endswith('.ipynb')]
        for n in names:
            nb_filename = os.path.join(source,n+'.ipynb')
            html_filename = os.path.join(destination,n+'.html')
            print nb_filename, html_filename
            # convert notebook
            s = get_ipython().getoutput("ipython nbconvert --to html --output  '$html_filename' '$nb_filename'")
            replace_ipynb_by_html(html_filename)

convert(chapters)
convert(labs,'./LABS','./html/LABS')


# In[10]:


# convert indexes
nb_filename = os.path.join('.','Index.ipynb')
html_filename = os.path.join('./html','Index.html')
s = get_ipython().getoutput("ipython nbconvert --to html --output '$html_filename' '$nb_filename'")
replace_ipynb_by_html(html_filename)

nb_filename = os.path.join('.','Index-labs1-6.ipynb')
html_filename = os.path.join('./html','Index-labs1-6.html')
s = get_ipython().getoutput("ipython nbconvert --to html --output '$html_filename' '$nb_filename'")
replace_ipynb_by_html(html_filename)


# In[ ]: