import os
from flask import Flask, request, render_template, jsonify, redirect, url_for

app = Flask(__name__)
# Folder to store blog HTML files
blog_folder = "blogs"
if not os.path.exists(blog_folder):
    os.makedirs(blog_folder)

# Initialize an empty list to store blog data
blogs = []

@app.route('/create_blog', methods=['GET', 'POST'])
def create_blog():
    if request.method == 'POST':
        blog_title = request.form['title']
        blog_content = request.form['content']
        author_name = request.form['author']

        # Store the blog in the JSON database
        blog = {
            'title': blog_title,
            'content': blog_content,
            'author': author_name
        }
        blogs.append(blog)

        # Create a unique HTML filename based on the title
        html_filename = f"{len(blogs)}_{blog_title.replace(' ', '_')}.html"
        html_path = os.path.join(blog_folder, html_filename)

        # Generate the HTML content and save it to the file
        rendered_html = render_template('blog_template.html', blog_title=blog_title, author_name=author_name, blog_content=blog_content)
        with open(html_path, 'w') as html_file:
            html_file.write(rendered_html)

        # Redirect to the view blog page for the newly created blog
        return redirect(url_for('blog', filename=html_filename))

    return render_template('create_blog.html')

@app.route('/blog/<filename>')
def blog(filename):
    file_path = os.path.join(blog_folder, filename)

    if os.path.exists(file_path):
        with open(file_path, 'r') as html_file:
            return html_file.read()
    else:
        return "Blog not found", 404

@app.route('/blogquest')
def blogquest():
    blog_links = []

    # Iterate through files in the "blogs" folder
    for filename in os.listdir(blog_folder):
        if filename.endswith(".html"):
            file_path = os.path.join(blog_folder, filename)

            # Extract title and author from the HTML file
            with open(file_path, 'r') as html_file:
                html_content = html_file.read()
                title_start = html_content.find('<h1>') + len('<h1>')
                title_end = html_content.find('</h1>')
                author_start = html_content.find('<h2>') + len('<h2>')
                author_end = html_content.find('</h2>')

                if title_start != -1 and title_end != -1 and author_start != -1 and author_end != -1:
                    blog_title = html_content[title_start:title_end]
                    author_name = html_content[author_start:author_end]
                    blog_links.append(f'<a href="/blog/{filename}">{blog_title} by {author_name}</a>')

    return "<br>".join(blog_links)

if __name__ == '__main__':
    app.run(debug=True, port=8162)