# Create file stdlib_paths.js : static mapping between module names and paths

# in the standard library

import os

import git

libfolder = os.path.join(os.path.dirname(os.getcwd()), 'www', 'src')

simple_javascript_template_string = """;(function($B){\n

$B.stdlib = {}

"""

with open(os.path.join(libfolder, 'stdlib_paths.js'), 'w') as out:

out.write(simple_javascript_template_string)

pylist = []

pkglist = []

pypath = os.path.join(libfolder, 'Lib')

for dirpath, dirnames, filenames in os.walk(pypath):

if os.path.exists(os.path.join(dirpath,'__init__.py')):

# package

filenames = []

path = dirpath[len(pypath)+len(os.sep):].split(os.sep)

pkglist.append('.'.join(path))

elif not dirnames:

filenames = []

for filename in filenames:

mod_name, ext = os.path.splitext(filename)

if ext != '.py':

continue

path = dirpath[len(pypath)+len(os.sep):].split(os.sep)+[mod_name]

if not path[0]:

path = path[1:]

mod_name = '.'.join(path).lstrip('.')

if filename == '__init__.py':

mod_name = '.'.join(path[:-1]).lstrip('.')

mod_path = 'Lib/'+'/'.join(path)

if not git.in_index(mod_path):

print(mod_path, 'not in index')

continue

if filename == '__init__.py':

pkglist.append(mod_name)

else:

pylist.append(mod_name)

pylist.sort()

out.write("var pylist = ['%s']\n" % "','".join(pylist))

pkglist.sort()

out.write(

"for(var i = 0; i < pylist.length; i++)" +

"{$B.stdlib[pylist[i]] = ['py']}\n\n")

jspath = os.path.join(libfolder, 'libs')

jslist = []

for dirpath, dirnames, filenames in os.walk(jspath):

for filename in filenames:

if not filename.endswith('.js'):

continue

mod_name = os.path.splitext(filename)[0]

jslist.append(mod_name)

jslist.sort()

out.write("var js = ['%s']\n" % "','".join(jslist))

out.write("for(var i = 0; i < js.length; i++)" +

"{$B.stdlib[js[i]] = ['js']}\n\n""")

out.write("var pkglist = ['%s']\n" % "','".join(pkglist))

out.write("for(var i =0; i < pkglist.length; i++)" +

"{$B.stdlib[pkglist[i]] = ['py', true]}\n")

out.write('})(__BRYTHON__)')

print('static stdlib mapping ok')