import alsaaudio
import sys,os


class AlsaCardManager():
	
	def __init__(self):
		
		print "[AlsaCardManager] INIT"
		self.debug=False
		
		
	#def __init__
	
	def list_cards(self):
		
		print "[AlsaCardManager] Card List:"

		cards= alsaaudio.cards()

		count=0;
		for item in cards:
			
			#print ("%s %s"%(item, alsaaudio.mixers(count)))
			print "\t\t  [%s]"%(count)
			self.get_card_info(count)
			count+=1
				
	#def list_cards

	def get_card_info(self,id):
		print "[AlsaCardManager] [Card %s] info:"%id
		
		count2=0
		card_name_written=False
		for mixer_name in alsaaudio.mixers(id):
			mixer=alsaaudio.Mixer(mixer_name,0,id)
			if  (not card_name_written):
				print "[AlsaCardManager] Card name: %s"%mixer.cardname()
				card_name_written=True
		
			print  "\t\t\t###  %s"%mixer_name
			
			if len(mixer.getenum())>0:
				print "\t\t\t     > %s sources: %s"%(mixer_name, mixer.getenum())
			if len(mixer.switchcap())>0:
				print "\t\t\t     > %s Switch Capabilities: %s"%(mixer_name,mixer.switchcap())
			if len(mixer.volumecap())>0:
				print "\t\t\t     > %s Volume Capabilities: %s"%(mixer_name,mixer.volumecap())
			count2+=1

	#def get_card_info
	
	
	def get_enums(self,id):
		
		list=[]
		
		for mixer_name in alsaaudio.mixers(id):
			mixer=alsaaudio.Mixer(mixer_name,0,id)
			if len(mixer.getenum())>0:
				list.append(mixer_name)
				
				
		#for name in list:
		# 	print name
		
		return list
		
	#def get_enums
	


	def get_switches(self,id,mixer_name):
		found=False
		for name in alsaaudio.mixers(id):
			if mixer_name==name:
				found=True
				
		if found:
			mixer=alsaaudio.Mixer(mixer_name,0,id)
			return mixer.switchcap()
		else:
			print "[AlsaCardManager][get_switches][!] Mixer not found."
	#def get_switches
	
	def get_volumes(self,id,mixer_name):
		found=False
		
		for name in alsaaudio.mixers(id):
			if mixer_name==name:
				found=True
		if found:
			mixer=alsaaudio.Mixer(mixer_name,0,id)
			return mixer.volumecap()
		else:
			print "[AlsaCardManager][get_volumes][!] Mixer not found."
	#def get_volumes

	def set_volume(self,id,mixer_name,volume,id_mixer=None):
		
		if id_mixer==None:
			id_mixer=0

		mixer_found=False

		for name in alsaaudio.mixers(id):
			if mixer_name==name:
				mixer_found=True

		if mixer_found:
			mixer=alsaaudio.Mixer(mixer_name,id_mixer,id)
			mixer.setvolume(volume)		



	#def set_volume



	def set_mute(self,id,mixer_name,mute,id_mixer=None):
		
		if id_mixer==None:
			id_mixer=0

		mixer_found=False

		for name in alsaaudio.mixers(id):
			if mixer_name==name:
				mixer_found=True

		if mixer_found:
			mixer=alsaaudio.Mixer(mixer_name,id_mixer,id)
			mixer.setmute(mute)		



	#def set_mute

	
	def set_enum(self,id,mixer_name,source,id_mixer=None):
		
		mixer_found=False

		if id_mixer==None:
			id_mixer=0
		
		for name in alsaaudio.mixers(id):
			if mixer_name==name:
				mixer_found=True
				
		if not mixer_found:
			print "[AlsaCardManager][set_enum][!] Mixer not found."
		else:
			mixer=alsaaudio.Mixer(mixer_name,id_mixer,id)
			sources=mixer.getenum()
			active_source,sources_list=sources
			
			found=False
			
			if self.debug:
				
				print active_source
				for src in sources_list:
					print "> %s"%src
				
			
			sourceid=""
			counter=0
			for src in sources_list:
				if src==source:
					found=True
					sourceid=counter
					if self.debug:
						print "Found ya"
				counter+=1
						
			if not found:
				print "[AlsaCardManager][set_enum][!] Source not found."
			else:
				mixer.setenum(sourceid)
		
	#def set_enum
	
	
	def get_enum(self,id,mixer_name,id_mixer=None):
		
		found=False

		if id_mixer==None:
			id_mixer=0
				
		for name in alsaaudio.mixers(id):
			if mixer_name==name:
				found=True
		if found:
			mixer=alsaaudio.Mixer(mixer_name,id_mixer,id)

			sources=mixer.getenum()
			active_source,sources_list=sources
			
			if self.debug:
				print sources_list
			
			
			return sources_list
			
		else:
			print "[AlsaCardManager][get_enum][!] Mixer not found."		
		
	#def get_enum
	
	
	
	
	
	
#class alsa_card_manager


'''
if __name__=="__main__":
	
	acm=alsa_card_manager()
'''