From 4059d62e55042583860d78a91d2f83aec71f5cfb Mon Sep 17 00:00:00 2001
From: Dylan Taylor <dylan@dylanmtaylor.com>
Date: Wed, 7 Apr 2021 09:12:33 -0400
Subject: Add filtration on top level profile

---
 archinstall/lib/profiles.py | 30 ++++++++++++++++++++++++++++++
 examples/guided.py          |  4 +++-
 2 files changed, 33 insertions(+), 1 deletion(-)

diff --git a/archinstall/lib/profiles.py b/archinstall/lib/profiles.py
index b56304c5..1948a819 100644
--- a/archinstall/lib/profiles.py
+++ b/archinstall/lib/profiles.py
@@ -177,6 +177,7 @@ class Profile(Script):
 					if hasattr(imported, '_prep_function'):
 						return True
 		return False
+
 	def has_post_install(self):
 		with open(self.path, 'r') as source:
 			source_data = source.read()
@@ -193,6 +194,35 @@ class Profile(Script):
 					if hasattr(imported, '_post_install'):
 						return True
 
+	def is_top_level_profile(self):
+		with open(self.path, 'r') as source:
+			source_data = source.read()
+
+			# TODO: I imagine that there is probably a better way to write this.
+			return 'top_level_profile = True' in source_data
+
+	@property
+	def packages(self) -> list:
+		"""
+		Returns a list of packages baked into the profile definition.
+		If no package definition has been done, .packages() will return None.
+		"""
+		with open(self.path, 'r') as source:
+			source_data = source.read()
+
+			# Some crude safety checks, make sure the imported profile has
+			# a __name__ check before importing.
+			#
+			# If the requirements are met, import with .py in the namespace to not
+			# trigger a traditional:
+			#     if __name__ == 'moduleName'
+			if '__name__' in source_data and '__packages__' in source_data:
+				with self.load_instructions(namespace=f"{self.namespace}.py") as imported:
+					if hasattr(imported, '__packages__'):
+						return imported.__packages__
+		return None
+	
+
 class Application(Profile):
 	def __repr__(self, *args, **kwargs):
 		return f'Application({os.path.basename(self.profile)})'
diff --git a/examples/guided.py b/examples/guided.py
index ed838a29..a28aa50e 100644
--- a/examples/guided.py
+++ b/examples/guided.py
@@ -1,5 +1,7 @@
 import getpass, time, json, sys, signal, os
 import archinstall
+from archinstall.lib.hardware import hasUEFI
+from archinstall.lib.profiles import Profile
 
 """
 This signal-handler chain (and global variable)
@@ -166,7 +168,7 @@ def ask_user_questions():
 
 	# Ask for archinstall-specific profiles (such as desktop environments etc)
 	if not archinstall.arguments.get('profile', None):
-		archinstall.arguments['profile'] = archinstall.select_profile(archinstall.list_profiles())
+		archinstall.arguments['profile'] = archinstall.select_profile(filter(lambda profile: (Profile(None, profile).is_top_level_profile()), archinstall.list_profiles()))
 	else:
 		archinstall.arguments['profile'] = archinstall.list_profiles()[archinstall.arguments['profile']]
 
-- 
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