import sys, os, string, glob

def parse_pkg_config( env ) :
	prefix = env['clam_prefix']
	descriptor_path = prefix + "\\lib\\pkgconfig\\*.pc"
	descriptors = glob.glob( descriptor_path )
	libpath = dict()
	libs = dict()
	cppflags = dict()
	cpppath = dict()
	ccflags = dict()
	for desc_file in descriptors :
		instream = open( desc_file )

		for line in instream :
			tokens = line.strip().split(' ')
			if tokens[0] == 'Libs:' :
				for token in tokens[1:] :
					if "/LIBPATH:" in token :
						libpath[token.replace("/LIBPATH:", "")] = True
					else :
						libs[token] = True
			elif tokens[0] == 'Cflags:':
				foo = line.strip().split(' /')
				for token in foo[1:] :
					token = '/' + token
					# search for -X flags
					if(token.find(' -')!=-1):
						listOfRealTokens = token.split(' -')
						#print('new token to parse: ' + token)
						firstToken = listOfRealTokens[0]
						if "/I" in firstToken:
							cpppath[ firstToken.replace("/I","") ] = True
						elif "/D" in firstToken :
							cppflags[ firstToken ] = True
						else :
							ccflags[firstToken] = True
						for realToken in listOfRealTokens[1:]:
							#print('new token to parse: ' + realToken)
							ccflags['-'+realToken] = True
					else:
						#print('new token to parse: ' + token)
						if "/I" in token :
							cpppath[ token.replace("/I","") ] = True
						elif "/D" in token in token :
							cppflags[ token ] = True
						else :
							ccflags[token] = True
			else :
				pass

		instream.close()
	print "Adding to evironment LIBPATH:"
	for elem in libpath.keys() : print elem,
	print
	env.Append( LIBPATH = libpath.keys() )
	print "Adding to environment LIBS:"
	for elem in libs.keys() : print elem,
	print
	env.Append( LIBS = libs.keys() )
	print "Adding to environment CPPFLAGS:"
	for elem in cppflags.keys() : print elem,
	print
	env.Append( CPPFLAGS = cppflags.keys() )
	print "Adding to environment CCFLAGS:"
	for elem in ccflags.keys() : print elem,
	print
	env.Append( CCFLAGS = ccflags.keys() )
	print "Adding to environment CPPPATH:"
	for elem in cpppath.keys() : print elem,
	print
	env.Append( CPPPATH = cpppath.keys() )


neted_env = Environment( tools=['default','qt'], ENV=os.environ )
if sys.platform == 'win32' :
	neted_env.Replace( QT_LIB = 'qt-mt322' )
#	splitted_path = neted_env['ENV']['QTDIR'].split('\\')
#	version_str = splitted_path[2]
#	qt_suffix = ''.join( version_str.split('.') )
#	neted_env.Replace( QT_LIB = 'qt-mt%s'%qt_suffix )
else :
	neted_env.Replace( QT_LIB = 'qt-mt' )

opts = Options('NetworkEditor.conf')

if sys.platform != 'win32' :
	opts.Add( PathOption( 'clam_prefix', 'Prefix were CLAM was installed', '/usr') )
else :
	opts.Add( PathOption( 'clam_prefix', 'Prefix were CLAM was installed', 'G:\projects\CLAM-bin' ) )
if sys.platform != 'win32' :
	opts.Add( PathOption( 'install_prefix', 'Prefix where Network editor is going to be installed', '/usr') )
else :
	opts.Add( PathOption( 'install_prefix', 'Prefix where Network editor is going to be installed', 'G:\projects\CLAM-bin\\bin') )

opts.Add( BoolOption( 'release', 'Build network editor enabling compiler optimizations', 'no') )

opts.Update(neted_env)
opts.Save('NetworkEditor.conf', neted_env)

Help(opts.GenerateHelpText(neted_env))

if sys.platform != 'win32' :
	if neted_env['release'] :
		neted_env.Append( CCFLAGS=['-O3','-fomit-frame-pointer','-Wall'] )
	else :
		neted_env.Append( CCFLAGS=['-g', '-Wall'] )

	neted_env.ParseConfig( 'pkg-config --cflags --libs clam_core clam_processing clam_audioio clam_vmqt clam_vmfl'  )
else :
	if neted_env['release'] :
		#neted_env.Append( CPPFLAGS= ['-DWIN32', '-D_USRDLL'] )
		neted_env.Append( CPPFLAGS = ['-DWIN32'] )
		neted_env.Append( CCFLAGS = '/FD /GR /GX /MD /O2 /GL /W3 /Zm1000' )	
		neted_env.Append( LINKFLAGS = ['/LTCG'] )
	else :
		#neted_env.Append( CPPFLAGS = ['-DWIN32', '-D_USRDLL', '-D_DEBUG'] )
		neted_env.Append( CPPFLAGS = ['-DWIN32', '-D_DEBUG'] )
		neted_env.Append( CCFLAGS = '/D /FD /GR /GX /GZ /MDd /Od /W3 /ZI /Zm1000' )
		neted_env.Append( LINKFLAGS = ['/OPT:NOREF', '/OPT:NOICF', '/DEBUG'] )

source_dirs = ['../src','../src/GUI','../src/GUI/Base','../src/GUI/Interface','../src/GUI/Qt_Presentations','../src/GUI/Qt_Presentations/ConcretePresentations', '../src/Processings','../src/Visualization']

neted_env.Append(CPPPATH=source_dirs)

sourcefiles = []
for dir in source_dirs :
	if sys.platform == 'win32' :
		sourcefiles += [filename for filename in glob.glob(dir+'/*.cxx') if not 'Ladspa' in filename ]
	else :
		sourcefiles += glob.glob(dir+'/*.cxx')
	sourcefiles += glob.glob(dir+'/*.ui')


examples = []

for root, _, filenames in os.walk('../resources/examples' ) :
	if 'CVS' in root :
		continue
	for filename in filenames :
		examples.append( '../resources/examples/'+filename )

graphics = []

for root, _, filenames in os.walk('../resources/graphics' ) :
	if 'CVS' in root:
		continue
	for filename in filenames :
		graphics.append( '../resources/graphics/' + filename )

manpages = [ 'NetworkEditor.9' ]
manpages = [ '../resources/man/man9/'+item for item in manpages ]

if sys.platform != 'win32' :
	neted_env.Append(CCFLAGS='-include CLAM/preinclude.hxx')
	neted_bin = neted_env.Program( 'NetworkEditor', sourcefiles, LINKFLAGS=['-rdynamic'] )
	install_bin = neted_env.Install( neted_env['install_prefix']+'/bin', neted_bin )
	neted_env.AddPostAction( install_bin, 'chmod 755 $TARGET' )
	install_examples = neted_env.Install( neted_env['install_prefix']+'/share/doc/networkeditor/examples', examples )
	install_graphics = neted_env.Install( neted_env['install_prefix']+'/share/networkeditor/graphics', graphics )
	install_manpages = neted_env.Install( neted_env['install_prefix']+'/share/man/man9', manpages )
	install_alias = neted_env.Alias( 'install', [install_bin, install_examples, install_graphics, install_manpages] )
else :
	parse_pkg_config( neted_env )
	neted_env.Append( CCFLAGS = '/FICLAM/preinclude.hxx' )
	neted_env.Append( CCFLAGS = ['/EHsc'] )
	neted_env.Append( LINKFLAGS = ['/subsystem:console','/machine:x86'] )
	neted_bin = neted_env.Program( 'NetworkEditor', sourcefiles )
	install_bin = neted_env.Install( neted_env['install_prefix'], neted_bin )
	install_examples = neted_env.Install( neted_env['install_prefix']+'/examples', examples )
	install_graphics = neted_env.Install( neted_env['install_prefix']+'/graphics', graphics )
	install_alias = neted_env.Alias( 'install', [install_bin, install_examples, install_graphics] )

	variantVCProj = 'Debug'
	if neted_env['release'] :
		variantVCProj = 'Release' 

	generate_vcproj = neted_env.MSVSProject( target = 'NetworkEditor' + neted_env['MSVSPROJECTSUFFIX'],
				srcs = sourcefiles,
				buildtarget = neted_bin,
				variant = variantVCProj )

	vc_alias =neted_env.Alias('visual_project', [generate_vcproj])

Default(neted_bin)