From 110c6303b08d74b463fc3c7f51ea50ac45f4909f Mon Sep 17 00:00:00 2001
From: Kees van Kempen <git@keesvankempen.nl>
Date: Wed, 8 Jan 2025 17:31:28 +0100
Subject: [PATCH] 2024(9): WIP part2

---
 2024/09/part2.py | 41 ++++++++++++++++++++++++++++++++++++-----
 1 file changed, 36 insertions(+), 5 deletions(-)

diff --git a/2024/09/part2.py b/2024/09/part2.py
index 18ad5e6..2ceeb8e 100644
--- a/2024/09/part2.py
+++ b/2024/09/part2.py
@@ -23,31 +23,61 @@ def move_files_ltr_to_empty_space(files: list) -> str:
 
 	while left < right:
 		if not "." in files[left]:
+			#print("if  ", end=" ")
 			left += 1
+		# TODO: Shouldn't we take care of this in the partial block?
+		elif len(files[right]) == 0:
+			del(files[right])
 		elif "." in files[right] \
 		  or files[left].count(".") < len(files[right]):
 			right -= 1
+			#print("elif", end=" ")
 		# fully swap
 		elif files[left].count(".") == len(files[right]):
+			#print("part", end=" ")
 			tmp = files[left]
 			files[left] = files[right]
 			files[right] = tmp
+
+			# Restart trying from the right
+			right = len(files) - 1
+
+			# TODO: Concatenate empty space
 		# partially swap
 		else:
+			#print("part", end=" ")
+			#print(left, right)
+			#print(files[left], files[right])
+			#print("." in files[right])
+			#print(files[right])
 			tmp = files[left]
 			files[left] = files[right]
 			files.insert(left + 1, tmp[:-len(files[right])])
-			files[right] = tmp[len(files[right])]
+			idx_right_after_insertion = right + 1
+			files[idx_right_after_insertion] = tmp[:len(files[idx_right_after_insertion])]
+			if len(files[idx_right_after_insertion]) == 0:
+				#print("deleting")
+				del(files[idx_right_after_insertion])
+			#print("RIGHT: ", files[right])
+
+			# Restart trying from the right
+			right = len(files) - 1
 		
 		if verbose:
-			print(files)
+			print(files_to_blocks(files))
+			#print(files)
 
 	return files
 
 def files_to_blocks(files: list) -> str:
+	ret = ""
 	for f in files:
-		print(f)
-	return sum(files)
+		ret += "".join(f)
+		#print(f)
+	return ret
+	# return ["".join(file) for file in files]
+
+#def blocks_to_str
 
 if __name__ == "__main__":
 	disk_map = load_disk_map("testinput")
@@ -59,7 +89,8 @@ if __name__ == "__main__":
 	files = disk_map_to_files(disk_map)
 	if verbose:
 		print("Files:")
-		print(files)
+		#print(files)
+		print(files_to_blocks(files))
 
 	result = move_files_ltr_to_empty_space(files)