import http from "http";
import userAuth from "./user-auth";
import grabHostNames from "../../utils/grab-host-names";
import { APILoginFunctionReturn } from "../../types";
import loginUser from "./login-user";

type Param = {
    key?: string;
    database?: string;
    response?: http.ServerResponse;
    request?: http.IncomingMessage;
    level?: "deep" | "normal";
    encryptionKey?: string;
    encryptionSalt?: string;
    additionalFields?: string[];
    encryptedUserString?: string;
    user_id?: string | number;
    secureCookie?: boolean;
};

/**
 * # Reauthorize User
 */
export default async function reauthUser({
    key,
    database,
    response,
    request,
    level,
    encryptionKey,
    encryptionSalt,
    additionalFields,
    encryptedUserString,
    user_id,
    secureCookie,
}: Param): Promise<APILoginFunctionReturn> {
    /**
     * Check Encryption Keys
     *
     * @description Check Encryption Keys
     */
    const grabedHostNames = grabHostNames();
    // const { host, port, scheme } = grabedHostNames;
    // const COOKIE_EXPIRY_DATE = grabCookieExpiryDate();

    const finalEncryptionKey =
        encryptionKey || process.env.DSQL_ENCRYPTION_PASSWORD;
    const finalEncryptionSalt =
        encryptionSalt || process.env.DSQL_ENCRYPTION_SALT;

    const existingUser = userAuth({
        database,
        encryptionKey: finalEncryptionKey,
        encryptionSalt: finalEncryptionSalt,
        level,
        request,
        encryptedUserString,
    });

    if (!existingUser?.payload?.id) {
        return {
            success: false,
            payload: null,
            msg: "Cookie Credentials Invalid",
        };
    }

    return await loginUser({
        database: database || "",
        payload: {
            email: existingUser.payload.email,
        },
        additionalFields,
        skipPassword: true,
        response,
        request,
        user_id,
        secureCookie,
        key,
    });

    /**
     * Initialize HTTP response variable
     */
    let httpResponse;

    /**
     * Check for local DB settings
     *
     * @description Look for local db settings in `.env` file and by pass the http request if available
     */
    // const { DSQL_DB_HOST, DSQL_DB_USERNAME, DSQL_DB_PASSWORD, DSQL_DB_NAME } =
    //     process.env;

    // if (
    //     DSQL_DB_HOST?.match(/./) &&
    //     DSQL_DB_USERNAME?.match(/./) &&
    //     DSQL_DB_PASSWORD?.match(/./) &&
    //     DSQL_DB_NAME?.match(/./) &&
    //     global.DSQL_USE_LOCAL
    // ) {
    //     let dbSchema: import("../../types").DSQL_DatabaseSchemaType | undefined;

    //     try {
    //         const localDbSchemaPath = path.resolve(
    //             process.cwd(),
    //             "dsql.schema.json"
    //         );
    //         dbSchema = JSON.parse(fs.readFileSync(localDbSchemaPath, "utf8"));
    //     } catch (error) {}

    //     httpResponse = await apiReauthUser({
    //         existingUser: existingUser.payload,
    //         additionalFields,
    //     });
    // } else {
    //     /**
    //      * Make https request
    //      *
    //      * @description make a request to datasquirel.com
    //      */
    //     httpResponse = (await new Promise((resolve, reject) => {
    //         const reqPayload = JSON.stringify({
    //             existingUser: existingUser.payload,
    //             database,
    //             additionalFields,
    //         });

    //         const httpsRequest = scheme.request(
    //             {
    //                 method: "POST",
    //                 headers: {
    //                     "Content-Type": "application/json",
    //                     "Content-Length": Buffer.from(reqPayload).length,
    //                     Authorization:
    //                         key ||
    //                         process.env.DSQL_FULL_ACCESS_API_KEY ||
    //                         process.env.DSQL_API_KEY,
    //                 },
    //                 port,
    //                 hostname: host,
    //                 path: `/api/user/${
    //                     user_id || grabedHostNames.user_id
    //                 }/reauth-user`,
    //             },

    //             /**
    //              * Callback Function
    //              *
    //              * @description https request callback
    //              */
    //             (response) => {
    //                 var str = "";

    //                 response.on("data", function (chunk) {
    //                     str += chunk;
    //                 });

    //                 response.on("end", function () {
    //                     resolve(JSON.parse(str));
    //                 });

    //                 response.on("error", (err) => {
    //                     reject(err);
    //                 });
    //             }
    //         );

    //         httpsRequest.write(reqPayload);
    //         httpsRequest.end();
    //     })) as APILoginFunctionReturn;
    // }

    // /**
    //  * Make https request
    //  *
    //  * @description make a request to datasquirel.com
    //  */
    // if (httpResponse?.success) {
    //     let encryptedPayload = encrypt({
    //         data: JSON.stringify(httpResponse.payload),
    //         encryptionKey: finalEncryptionKey,
    //         encryptionSalt: finalEncryptionSalt,
    //     });

    //     const cookieNames = getAuthCookieNames({
    //         database,
    //         userId: user_id || grabedHostNames.user_id,
    //     });

    //     httpResponse["cookieNames"] = cookieNames;
    //     httpResponse["key"] = String(encryptedPayload);

    //     const authKeyName = cookieNames.keyCookieName;
    //     const csrfName = cookieNames.csrfCookieName;

    //     response?.setHeader("Set-Cookie", [
    //         `${authKeyName}=${encryptedPayload};samesite=strict;path=/;HttpOnly=true;Expires=${COOKIE_EXPIRY_DATE}${
    //             secureCookie ? ";Secure=true" : ""
    //         }`,
    //         `${csrfName}=${httpResponse.payload?.csrf_k};samesite=strict;path=/;HttpOnly=true;Expires=${COOKIE_EXPIRY_DATE}`,
    //     ]);

    //     if (httpResponse.csrf) {
    //         deleteAuthFile(String(existingUser.payload.csrf_k));
    //         writeAuthFile(
    //             httpResponse.csrf,
    //             JSON.stringify(httpResponse.payload)
    //         );
    //     }
    // }

    // return httpResponse;
}