"""
start the diffcmd environemt using a script from startup.
This should normally be run by the main diffcalc.py program.

with diffcalc on PYTHONPATH
$ ipython -i -m diffcm.diffcmd module_name_string debug_bool
"""
from __future__ import absolute_import

import diffcalc
import diffcalc.settings
import os
import sys
from diffcalc.ub.persistence import UBCalculationJSONPersister
from diffcalc.util import bold
import diffcalc.util
import diffcalc.gdasupport.minigda.command
DIFFCALC_ROOT = os.path.realpath(diffcalc.__file__).split('diffcalc/__init__.py')[0]

try:
    __IPYTHON__  # @UndefinedVariable
    IPYTHON = True
except NameError:
    IPYTHON = False


module_name = sys.argv[1] #3 if IPYTHON else 1]
debug = sys.argv[2] == 'True' #4 if IPYTHON else 2])

print
print bold('-' * 34 + ' DIFFCALC ' + '-' * 35)

# configure persisentence
DIFFCALC_VAR = os.path.join(os.path.expanduser('~'), '.diffcalc', module_name)
if not os.path.exists(DIFFCALC_VAR):
    print "Making diffcalc var folder:'%s'" % DIFFCALC_VAR
    os.makedirs(DIFFCALC_VAR)
diffcalc.settings.ubcalc_persister = UBCalculationJSONPersister(DIFFCALC_VAR)

# configure debug
diffcalc.util.DEBUG = debug
if debug:
    print "WARNING: debug mode on; help for command syntax errors disabled."

# import script
script = os.path.join(DIFFCALC_ROOT, 'startup', module_name) + '.py'

print "Startup script: '%s'" % script    
namespace = {}
execfile(script, namespace)
globals().update(namespace)
diffcalc.gdasupport.minigda.command.ROOT_NAMESPACE_DICT = dict(namespace)
print bold('-' * 36 + ' Help ' + '-' * 37)
print HELP_STRING  # @UndefinedVariable
if 'LOCAL_MANUAL' in locals():
    print "Local:  " + LOCAL_MANUAL  # @UndefinedVariable
print bold('-' * 79)
print


# magic commands if IPython
if IPYTHON:
    from diffcmd.ipython import magic_commands
    magic_commands(globals())

    
if 'MANUALS_TO_MAKE' in locals():
    summary_lines = ['Made manuals:']
    from diffcmd.make_manual import make_manual
    for source_path in MANUALS_TO_MAKE:  # @UndefinedVariable
        import diffcalc.ub.ub
        try:
            diffcalc.ub.ub.rmub('example')
        except KeyError:
            pass
        target_path = source_path.replace('_template', '')
        print '@' * 79
        print "Making manual"
        print "    Source:", source_path
        print "    Target:", target_path
        
        make_manual(source_path, target_path,
                    ub_commands_for_help,  # @UndefinedVariable
                    hkl_commands_for_help)  # @UndefinedVariable
        summary_lines.append(' - ' + source_path + ' -- > ' + target_path)
    print '\n'.join(summary_lines)