import { APILoginFunctionReturn } from "../../../types";
import varDatabaseDbHandler from "../../backend/varDatabaseDbHandler";

type Param = {
    existingUser: { [s: string]: any };
    database?: string;
    additionalFields?: string[];
    useLocal?: boolean;
};

/**
 * # Re-authenticate API user
 */
export default async function apiReauthUser({
    existingUser,
    database,
    additionalFields,
    useLocal,
}: Param): Promise<APILoginFunctionReturn> {
    let foundUser =
        existingUser?.id && existingUser.id.toString().match(/./)
            ? await varDatabaseDbHandler({
                  queryString: `SELECT * FROM users WHERE id=?`,
                  queryValuesArray: [existingUser.id.toString()],
                  database,
                  useLocal,
              })
            : null;

    if (!foundUser || !foundUser[0])
        return {
            success: false,
            payload: null,
            msg: "No user found",
        };

    let csrfKey =
        Math.random().toString(36).substring(2) +
        "-" +
        Math.random().toString(36).substring(2);

    /** @type {import("../../../types").DATASQUIREL_LoggedInUser} */
    let userPayload: import("../../../types").DATASQUIREL_LoggedInUser = {
        id: foundUser[0].id,
        first_name: foundUser[0].first_name,
        last_name: foundUser[0].last_name,
        username: foundUser[0].username,
        email: foundUser[0].email,
        phone: foundUser[0].phone,
        social_id: foundUser[0].social_id,
        image: foundUser[0].image,
        image_thumbnail: foundUser[0].image_thumbnail,
        verification_status: foundUser[0].verification_status,
        social_login: foundUser[0].social_login,
        social_platform: foundUser[0].social_platform,
        csrf_k: csrfKey,
        more_data: foundUser[0].more_user_data,
        logged_in_status: true,
        date: Date.now(),
    };

    if (
        additionalFields &&
        Array.isArray(additionalFields) &&
        additionalFields.length > 0
    ) {
        additionalFields.forEach((key) => {
            userPayload[key] = foundUser[0][key];
        });
    }

    return {
        success: true,
        msg: "Login Successful",
        payload: userPayload,
        csrf: csrfKey,
    };
}