import datetime
import pymongo
import os

MONGO_USER = os.getenv("MONGO_USER", "mongo")
MONGO_PASSWORD = os.getenv("MONGO_PASSWORD", "password")
MONGO_HOST = os.getenv("MONGO_HOST", "localhost")


class Mongo:
    def __init__(self):
        url = f"mongodb://{MONGO_USER}:{MONGO_PASSWORD}@{MONGO_HOST}:27017/"
        self.client: pymongo.MongoClient = pymongo.MongoClient(url)
        self.database = self.client.get_database("certupdater")
        self.hosts_collection.create_index([
            ("host", 1)
        ])

    def __getitem__(self, item):
        return self.database.get_collection(item)

    @property
    def hosts_collection(self):
        return self["hosts"]
    
    @property
    def hosts(self):
        hosts = {}
        for host in self.hosts_collection.find({}):
            hosts[host["host"]] = host
        return hosts
    
    def update_date(self, host: str):
        now = datetime.datetime.now()
        if self.hosts_collection.find_one({"host": host}):
            self.hosts_collection.update_one({"host": host}, {"$set": {"update_time": now, "expire_time": now + datetime.timedelta(days=90)}})
        else:
            self.hosts_collection.insert_one({"host": host, "update_time": now, "expire_time": now + datetime.timedelta(days=90)})


mongo = Mongo()