from __future__ import with_statement
import os.path

MODULE_TEMPLATE = """.. Autogenerated by genmods.py

******************************************************************************
%(name)s
******************************************************************************

:mod:`%(package)s.%(module)s`
==============================================================================

.. automodule:: %(package)s.%(module)s
   :members:
   :undoc-members:
   :inherited-members:
   :show-inheritance:

"""

INDEX_TEMPLATE = """.. Autogenerated by genmods.py

.. _api-index:

##############################################################################
   %(package_name)s
##############################################################################

.. only:: html

   :Release: |version|
   :Date: |today|

.. toctree::
   :titlesonly:
   :numbered: 1
   :maxdepth: 2

   %(rsts)s
"""


def genfiles(package, package_name, modules, dir='api'):

    if not os.path.exists(dir):
        os.makedirs(dir)

    for module, name in modules:
        with open(os.path.join(dir, module+'.rst'), 'w') as f:
            f.write(MODULE_TEMPLATE%locals())

    rsts = "\n   ".join(module+'.rst' for module, name in modules)
    with open(os.path.join(dir, 'index.rst'), 'w') as f:
        f.write(INDEX_TEMPLATE%locals())


modules = [
    ('__init__', 'Sasmodels package'),
    #('alignment', 'GPU data alignment [unused]'),
    ('bumps_model', 'Bumps interface'),
    ('compare_many', 'Batch compare models on different compute engines'),
    ('compare', 'Compare models on different compute engines'),
    ('convert', 'Sasview to sasmodel converter'),
    ('core', 'Model access'),
    ('data', 'Data layout and plotting routines'),
    ('details', 'Parameter packing for kernel calls'),
    ('direct_model', 'Simple interface'),
    ('exception', 'Annotate exceptions'),
    ('generate', 'Model parser'),
    ('kernel', 'Evaluator type definitions'),
    ('kernelcl', 'OpenCL model evaluator'),
    ('kerneldll', 'Ctypes model evaluator'),
    ('kernelpy', 'Python model evaluator'),
    ('list_pars', 'Identify all parameters in all models'),
    ('mixture', 'Mixture model evaluator'),
    ('model_test', 'Unit test support'),
    ('modelinfo', 'Parameter and model definitions'),
    ('product', 'Product model evaluator'),
    ('resolution', '1-D resolution functions'),
    ('resolution2d', '2-D resolution functions'),
    ('rst2html', 'Convert doc strings the web pages'),
    ('sasview_model', 'Sasview interface'),
    ('sesans', 'SESANS calculation routines'),
    ('weights', 'Distribution functions'),
]
package = 'sasmodels'
package_name = 'Reference'
genfiles(package, package_name, modules)