import sys, os
import argparse
from assetparser import parseAsset
from header import setOutputDir

# Check if the script is run with the correct arguments
parser = argparse.ArgumentParser(description="Generate chunk header files")
parser.add_argument('--output', required=True, help='Dir to output headers')
parser.add_argument('--input', required=True, help='Input assets to process', nargs='+')
args = parser.parse_args()

# Setup headers directory.
setOutputDir(args.output)
outputHeaders = []

# Create output directory if it doesn't exist
if not os.path.exists(args.output):
  os.makedirs(args.output)

# Split input assets by comma
inputAssets = []
for inputArg in args.input:
  inputAssets.extend(inputArg.split(','))

# Begin processing assets
if not inputAssets:
  print("Error: No input assets provided.")
  sys.exit(1)

for asset in inputAssets:
  outputHeaders.extend(parseAsset(asset))