#!/usr/bin/env python3
# Replaces all img tags with markdown ![image-tags](./aiming/at/output/dir)

import re
import os
import sys

if not os.getenv("QUARTO_PROJECT_RENDER_ALL"):
    sys.exit(0)

q_output_dir = os.getenv("QUARTO_PROJECT_OUTPUT_DIR")
q_output_files = os.getenv("QUARTO_PROJECT_OUTPUT_FILES")
if not q_output_files:
    sys.exit(1)

for fname in q_output_files.splitlines():
    if not fname.endswith(".md"):
        continue

    with open(fname, "r") as f:
        content = f.read()

    modified = re.sub(r'<img src="(.+?)".*/>', r"![fig](./\1)", content)

    with open(fname, "w") as f:
        f.write(modified)