import gevent.monkey
gevent.monkey.patch_all()
from os import environ, path
import secrets
from flask import *
from flask_caching import Cache
from flask_limiter import Limiter
from flask_compress import Compress
from flask_mail import Mail
from sqlalchemy.ext.declarative import declarative_base
from sqlalchemy.orm import sessionmaker, scoped_session
from sqlalchemy import *
import gevent
import redis
import time
from sys import stdout, argv
import faulthandler
import json

app = Flask(__name__, template_folder='templates')
app.url_map.strict_slashes = False
app.jinja_env.cache = {}
app.jinja_env.auto_reload = True
faulthandler.enable()

app.config["SITE_NAME"]=environ.get("SITE_NAME").strip()
app.config["GUMROAD_LINK"]=environ.get("GUMROAD_LINK", "https://marsey1.gumroad.com/l/tfcvri").strip()
app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False
app.config['DATABASE_URL'] = environ.get("DATABASE_URL", "postgresql://postgres@localhost:5432")
app.config['SECRET_KEY'] = environ.get('MASTER_KEY')
app.config["SERVER_NAME"] = environ.get("DOMAIN").strip()
app.config['SEND_FILE_MAX_AGE_DEFAULT'] = 3153600
app.config["SESSION_COOKIE_NAME"] = "session_" + environ.get("SITE_NAME").strip().lower()
app.config["VERSION"] = "1.0.0"
app.config['MAX_CONTENT_LENGTH'] = 16 * 1024 * 1024
app.config["SESSION_COOKIE_SECURE"] = True
app.config["SESSION_COOKIE_SAMESITE"] = "Lax"
app.config["PERMANENT_SESSION_LIFETIME"] = 60 * 60 * 24 * 365
app.config["DEFAULT_COLOR"] = environ.get("DEFAULT_COLOR", "ff0000").strip()
app.config["DEFAULT_THEME"] = environ.get("DEFAULT_THEME", "midnight").strip()
app.config["FORCE_HTTPS"] = 1
app.config["UserAgent"] = "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.107 Safari/537.36"
app.config["HCAPTCHA_SITEKEY"] = environ.get("HCAPTCHA_SITEKEY","").strip()
app.config["HCAPTCHA_SECRET"] = environ.get("HCAPTCHA_SECRET","").strip()
app.config["SPAM_SIMILARITY_THRESHOLD"] = float(environ.get("SPAM_SIMILARITY_THRESHOLD", 0.5))
app.config["SPAM_URL_SIMILARITY_THRESHOLD"] = float(environ.get("SPAM_URL_SIMILARITY_THRESHOLD", 0.1))
app.config["SPAM_SIMILAR_COUNT_THRESHOLD"] = int(environ.get("SPAM_SIMILAR_COUNT_THRESHOLD", 10))
app.config["COMMENT_SPAM_SIMILAR_THRESHOLD"] = float(environ.get("COMMENT_SPAM_SIMILAR_THRESHOLD", 0.5))
app.config["COMMENT_SPAM_COUNT_THRESHOLD"] = int(environ.get("COMMENT_SPAM_COUNT_THRESHOLD", 10))
app.config["CACHE_TYPE"] = "RedisCache"
app.config["CACHE_REDIS_URL"] = environ.get("REDIS_URL", "redis://localhost")
app.config['MAIL_SERVER'] = 'smtp.gmail.com'
app.config['MAIL_PORT'] = 587
app.config['MAIL_USE_TLS'] = True
app.config['MAIL_USERNAME'] = environ.get("MAIL_USERNAME", "").strip()
app.config['MAIL_PASSWORD'] = environ.get("MAIL_PASSWORD", "").strip()
app.config['DESCRIPTION'] = environ.get("DESCRIPTION", "rdrama.net caters to drama in all forms such as: Real life, videos, photos, gossip, rumors, news sites, Reddit, and Beyond™. There isn't drama we won't touch, and we want it all!").strip()
app.config['SETTINGS'] = {}

r=redis.Redis(host=environ.get("REDIS_URL", "redis://localhost"), decode_responses=True, ssl_cert_reqs=None)

def get_CF():
	with app.app_context():
		return request.headers.get('CF-Connecting-IP')

limiter = Limiter(
	app,
	key_func=get_CF,
	default_limits=["3/second;30/minute;200/hour;1000/day"],
	application_limits=["10/second;200/minute;5000/hour;10000/day"],
	storage_uri=environ.get("REDIS_URL", "redis://localhost")
)

Base = declarative_base()

engine = create_engine(app.config['DATABASE_URL'])

db_session = scoped_session(sessionmaker(bind=engine, autoflush=False))

cache = Cache(app)
Compress(app)
mail = Mail(app)

@app.before_request
def before_request():
	
	with open('site_settings.json', 'r') as f:
		app.config['SETTINGS'] = json.load(f)

	if request.host != app.config["SERVER_NAME"]: return {"error":"Unauthorized host provided."}, 401
	if request.headers.get("CF-Worker"): return {"error":"Cloudflare workers are not allowed to access this website."}, 401

	if not app.config['SETTINGS']['Bots'] and request.headers.get("Authorization"): abort(503)

	g.db = db_session()

	ua = request.headers.get("User-Agent","").lower()

	if '; wv) ' in ua: g.webview = True
	else: g.webview = False

	if 'iphone' in ua or 'ipad' in ua or 'ipod' in ua or 'mac os' in ua or ' firefox/' in ua: g.inferior_browser = True
	else: g.inferior_browser = False

	g.timestamp = int(time.time())


@app.teardown_appcontext
def teardown_request(error):
	if hasattr(g, 'db') and g.db:
		g.db.close()
	stdout.flush()

@app.after_request
def after_request(response):
	response.headers.add("Strict-Transport-Security", "max-age=31536000")
	response.headers.add("X-Frame-Options", "deny")
	return response

if app.config["SERVER_NAME"] == 'localhost':
	from files.routes import *
	from files.routes.chat import *
elif "load_chat" in argv:
	from files.routes.chat import *
else:
	from files.routes import *