import json

import os

def nest_text_files(root_dir, default_values=None):

"""

Nests structures of text files into a single JSON file.

Args:

root_dir (str): Path to the directory containing text files.

default_values (dict, optional): Dictionary of default values to use if a key is missing in a text file. Defaults to None.

Returns:

str: Path to the generated JSON file.

"""

data = {}

for filename in os.listdir(root_dir):

if filename.endswith(".txt"):

filepath = os.path.join(root_dir, filename)

try:

with open(filepath, "r") as f:

content = f.readlines()

# Assuming each line represents a key-value pair

for line in content:

line = line.strip()

if line: # Skip empty lines

try:

key, value = line.split("=", 1)

key = key.strip()

value = value.strip()

if key not in data:

data[key] = value

except ValueError:

print(f"Skipping invalid line in {filename}: {line}")

except FileNotFoundError:

print(f"File not found: {filepath}")

except Exception as e:

print(f"Error processing {filepath}: {e}")

if default_values:

for key, default_value in default_values.items():

if key not in data:

data[key] = default_value

output_file = os.path.join(root_dir, "combined.json")

with open(output_file, "w") as f:

json.dump(data, f, indent=4)

return output_file