from flask import Flask
import markdown
from pathlib import Path

app = Flask(__name__)

CONTENT_DIR = Path(__file__).parent.parent / "content"

@app.route("/hello")
def hello_world():
    return "<h1>Hello, World!</h1>"

@app.route("/")
def index():
    # Write your markdown content
    md_content = "# Welcome to my blog!\nThis is rendered from **Markdown**."
    # Convert it to HTML
    html_content = markdown.markdown(md_content)
    return html_content

@app.route ("/post/<filename>")
def render_markdown_file(filename):
    filePath = CONTENT_DIR / f"{filename}.md"
    # 3. Protect against missing files
    if not filePath.is_file():
        return f"<h1>404</h1><p>Could not find {filename}.md in {filePath}</p>", 404
    # else:
    #     return f"<h1> found</h1> <p> found {filename} in {filePath}</p>"
    # 4. Open, read, and convert the file
    with open(filePath, "r", encoding="utf-8") as f:
        textContent = f.read()
        
    htmlContent = markdown.markdown(textContent)
    
    return htmlContent