import Logger from '/imports/startup/server/logger';

class PendingAuthentitcations {
    constructor () {
        Logger.debug("PendingAuthentitcations :: constructor");
        this.store = [];
    }

    generateKey (meetingId, userId, authToken) {
        // Protect against separator injection
        meetingId = meetingId.replace(/ /g, '');
        userId    = userId.replace(/ /g, '');
        authToken = authToken.replace(/ /g, '');

        // Space separated key
        return `${meetingId} ${userId} ${authToken}`;
    }

    add (meetingId, userId, authToken, methodInvocationObject) {
        Logger.debug("PendingAuthentitcations :: add", {meetingId, userId, authToken});
        this.store.push({
            key: this.generateKey(meetingId, userId, authToken),
            meetingId, userId, authToken, methodInvocationObject
        });
    }

    take (meetingId, userId, authToken) {
        Logger.debug("PendingAuthentitcations :: take", {meetingId, userId, authToken});
        const key = this.generateKey(meetingId, userId, authToken);
        
        // find matches
        const matches = this.store.filter( e => e.key === key );
        
        // remove matches (if any)
        if(matches.length) { 
            this.store = this.store.filter( e => e.key !== key ) ;
        }

        // return matches
        return matches;
    }
}
export default new PendingAuthentitcations();