from jinja2 import Environment, FileSystemLoader, select_autoescape
import os
from pathlib import Path
import shutil
import argparse

parser = argparse.ArgumentParser()
parser.add_argument("-i", "--input", type=Path, help="source materials")
parser.add_argument("-o", "--output", type=Path, help="where to put the rendered site")
args = parser.parse_args()

source = args.input
finals = args.output

env = Environment(
    loader=FileSystemLoader(source),
    autoescape=select_autoescape())

# clear out the folder finalized

# walk the source directory and make all the corresponding files into finalized

# article template is used for all .article.html files
article_template = env.get_template("articles/article.template.html")

for path_to_source in source.glob("**/*"):
    rel_path = path_to_source.relative_to(source)
    path_to_output = finals / rel_path
    
    if ".ignore" in str(rel_path): 
        continue
    if ".git" in str(rel_path):
        continue

    if path_to_source.is_dir():
        pass

    elif ".article.html" in str(path_to_source):
        # all .article.html files are transformed into a folder of the same name and then rendered with the template at index.html
        
        folder_name = path_to_output.parent / path_to_output.name.replace(".article.html","")
        os.makedirs(folder_name, exist_ok=True) # make the folder /var/www/shoofle.net/articles/circle_script
        
        path_to_output = folder_name / "index.html"

        with open(path_to_output, "w") as output_file:
            output_file.write(article_template.render(title="Article", target=str(rel_path)))

    elif ".renderme" in str(path_to_source):
        path_to_output = path_to_output.parent / path_to_output.name.replace(".renderme","")
        with open(path_to_output, "w") as output_file:
            os.makedirs(path_to_output.parent, exist_ok=True)
            output_file.write(env.get_template(rel_path).render())

    elif ".template.html" in str(path_to_source):
        pass
    
    else:
        os.makedirs(path_to_output.parent, exist_ok=True)
        shutil.copy(path_to_source, path_to_output)