import jwt from "jsonwebtoken";
import {
    User
} from "../../../models/User";
import {
    LoginResult,
    LoginInput
} from "./types";
import redis from "../../../config/redis";

const login = async (input: LoginInput): Promise<LoginResult> => {
    const {
        password,
        mail
    } = input;

    const user = await User.findOne({
        mail
    });

    if (!user) {
        return {
            message: "user-not-found",
            code: 404,
        };
    }

    if (user.password !== password) {
        return {
            message: "wrong-password",
            code: 401,
        };
    }

    if (!user.isPhoneVerified) {
        return {
            message: "please-verify-your-phone-first",
            code: 403,
            payload: {
                userID: user._id.toString()
            }
        };
    }

    if (!user.isApproved) {
        return {
            message: "your-account-is-currently-under-review-we-will-get-back-to-you",
            code: 200,
        };
    }

    const accessToken = jwt.sign(
        {
            companyName: user.companyName,
            fullName: user.fullName,
            userID: user._id,
            mail: user.mail
        },
        process.env.JWT_SECRET as string,
        {
            expiresIn: "4h"
        }
    );

    await redis.setex(user._id.toString(), 14400, accessToken);

    const refreshToken = jwt.sign(
        {
            companyName: user.companyName,
            fullName: user.fullName,
            userID: user._id,
            mail: user.mail
        },
        process.env.JWT_SECRET as string,
        {
            expiresIn: "30d"
        }
    );

    user.refreshToken = refreshToken;
    await user.save();

    return {
        message: "login-successful",
        code: 200,
        payload: {
            refreshToken,
            accessToken,
            user: {
                phoneNumber: user.phoneNumber,
                companyName: user.companyName,
                userID: user._id.toString(),
                firstName: user.firstName,
                lastName: user.lastName,
                fullName: user.fullName,
                mail: user.mail,
            },
        },
    };
};

export default login;