JuliaLind / vteam-server

import { db } from "./db.js";

import hat from "hat";

const apiKey = {

    /**

     * Associative array with all active API

     * keys and their respective type, for

     * example: bike, admin, other etc

     * @type {Array<String,String>}

     */

    keys: {},

    /**

     * Gets all active api keys from

     * DB and stores in the keys array

     */

    getActiveFromDB: async function() {

        this.keys = {};

        const result = await db.queryNoArgs(`CALL active_api_keys();`);

        /**

         * @type {Array<Object>}

         */

        const activeKeys = result[0];

        for (const elem of activeKeys) {

            this.keys[elem.key] = elem.client_type_id;

        }

    },

    /**

     * Returns true if the key is valid and active

     * @param {String} apiKey 

     * @returns {Promise<Boolean>}

     */

    checkOne: async function(apiKey) {

        if (Object.keys(this.keys).length === 0) {

            await this.getActiveFromDB();

        }

        return apiKey in this.keys;

    },

    /**

     * Checks if api key belongs to a bike.

     * When this method is called the checkOne method

     * will always have been called before, thus there

     * is no need to check if this.keys is empty

     * @param {String} apiKey

     */

    isBikeKey: function(apiKey) {

        if (this.keys[apiKey] !== "bike") {

            throw new Error(`API key '${apiKey}' does not belong to a bike client. Method not allowed`);

        }

    },

    /**

     * Registers the email of third party

     * to database with a unique api key. The

     * key will have the client type "other"

     * @param {String} email 

     * @returns {Object} associative array with api key and the email

     */

    newThirdParty: async function(email) {

        let result = await db.queryNoArgs(`CALL all_keys();`);

        const allKeys = result[0].map(elem => elem.key);

        let newKey = hat();

        while (allKeys.includes(newKey)) {

            newKey = hat();

        }

        result = await db.queryWithArgs(`CALL new_third_party(?,?);`, [email, newKey]);

        return result[0][0];

    }

};

export default apiKey;