import os
import sys
from flask import Flask, render_template_string, jsonify
import markdown
import time
app = Flask(__name__)
# Cache storage: filepath -> (mtime, html_content)
_content_cache = {}
def get_cached_markdown(filepath):
"""
Returns the markdown content of a file converted to HTML, using a cache
that invalidates based on file modification time.
"""
if not os.path.exists(filepath):
return None
try:
mtime = os.path.getmtime(filepath)
if filepath in _content_cache:
cached_mtime, cached_html = _content_cache[filepath]
if cached_mtime == mtime:
return cached_html
# Cache miss or file changed
with open(filepath, 'r', encoding='utf-8') as f:
content = f.read()
html_content = markdown.markdown(content)
_content_cache[filepath] = (mtime, html_content)
return html_content
except Exception as e:
print(f"Error reading/converting {filepath}: {e}")
return None
@app.route('/health')
def health_check():
"""Lightweight health check for load balancers."""
return jsonify({
"status": "healthy",
"timestamp": time.time()
})
@app.route('/')
def dashboard():
try:
base_dir = os.path.dirname(os.path.abspath(__file__))
readme_path = os.path.join(base_dir, '..', 'README.md')
verification_path = os.path.join(base_dir, '..', 'VERIFICATION.md')
html_readme = get_cached_markdown(readme_path) or "README.md not found.
"
html_verification = get_cached_markdown(verification_path) or "VERIFICATION.md not found.
"
return render_template_string("""
MQL5 Trading Automation Dashboard
System Status ONLINE
MQL5 Trading Automation is running.
{{ html_verification|safe }}
Project Documentation
{{ html_readme|safe }}
""", html_readme=html_readme, html_verification=html_verification, year=2026)
except Exception as e:
return f"Error: {str(e)}", 500
if __name__ == '__main__':
port = int(os.environ.get('PORT', 8080))
print(f"Starting web dashboard on port {port}...")
app.run(host='0.0.0.0', port=port)