Added an embryo for listing wireless networks.

archinstall/lib/exceptions.py

@@ -7,4 +7,6 @@ class ProfileError(BaseException):
 class SysCallError(BaseException):
 	pass
 class ProfileNotFound(BaseException):
+	pass
+class HardwareIncompatibilityError(BaseException):
 	pass

archinstall/lib/networking.py

@@ -3,6 +3,9 @@ import fcntl
 import socket
 import struct
 from collections import OrderedDict
+from .exceptions import *
+from .general import sys_command
+from .storage import storage
 
 def getHwAddr(ifname):
 	s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
@@ -37,4 +40,29 @@ def enrichIfaceTypes(interfaces :dict):
 	return result
 
 def get_interface_from_mac(mac):
-	return list_interfaces().get(mac.lower(), None)
+	return list_interfaces().get(mac.lower(), None)
+
+def wirelessScan(interface):
+	interfaces = enrichIfaceTypes(list_interfaces().values())
+	if interfaces[interface] != 'WIRELESS':
+		raise HardwareIncompatibilityError(f"Interface {interface} is not a wireless interface: {interfaces}")
+
+	sys_command(f"iwctl station {interface} scan")
+
+	if not '_WIFI' in storage:
+		storage['_WIFI'] = {}
+	if not interface in storage['_WIFI']:
+		storage['_WIFI'][interface] = {}
+
+	storage['_WIFI'][interface]['scanning'] = True
+
+# TOOD: Full WiFi experience might get evolved in the future, pausing for now 2021-01-25
+def getWirelessNetworks(interface):
+	# TODO: Make this oneliner pritter to check if the interface is scanning or not.
+	if not '_WIFI' in storage or interface not in storage['_WIFI'] or storage['_WIFI'][interface].get('scanning', False) is False:
+		import time
+		wirelessScan(interface)
+		time.sleep(5)
+
+	for line in sys_command(f"iwctl station {interface} get-networks"):
+		print(line)