import motor.motor_asyncio
from bson.objectid import ObjectId

MONGO_DETAILS = "mongodb://localhost:27017"

client = motor.motor_asyncio.AsyncIOMotorClient(MONGO_DETAILS)

database = client.database

user_collection = database.get_collection("users")

# helpers
def user_helper(user) -> dict:
    return {
        "id": str(user["_id"]),
        "username": user["username"],
        "email": user["email"],
        "password": user["password"],
        "projectname": user["projectname"],
        "projectpath": user["projectpath"],
    }

# Retrieve all users present in the database
async def retrieve_users():
    users = []
    async for user in user_collection.find():
        users.append(user_helper(user))
    return users


# Add a new user into to the database
async def add_user(user_data: dict) -> dict:
    user = await user_collection.insert_one(user_data)
    new_user = await user_collection.find_one({"_id": user.inserted_id})
    return user_helper(new_user)


# Retrieve a user with a matching ID
async def retrieve_user(username: str) -> dict:
    user = await user_collection.find_one({"username":username})
    if user:
        return user_helper(user)


# Update a user with a matching ID
async def update_user(username: str, data: dict):
    # Return false if an empty request body is sent.
    if len(data) < 1:
        return False
    user = await user_collection.find_one({"username": username})
    if user:
        updated_user = await user_collection.update_one(
            {"username": username}, {"$set": data}
        )
        if updated_user:
            return True
        return False


# Delete a user from the database
async def delete_user(username: str):
    user = await user_collection.find_one({"username": username})
    if user:
        await user_collection.delete_one({"username": username})
        return True