box-ui-elements-mlh/es/features/presence/utils/presenceUtils.js.flow

Box UI Elements

import messages from '../messages';

const MS_IN_A_MINUTE = 60000; // number of milliseconds in one minute
const MS_IN_A_DAY = 86400000; // number of milliseconds in one day
const INTERACTION_TYPE_MODIFY = 'user.item_modify';
const INTERACTION_TYPE_UPLOAD = 'user.item_upload';
const INTERACTION_TYPE_PREVIEW = 'user.item_preview';
const INTERACTION_TYPE_OPEN = 'user.item_open';
const INTERACTION_TYPE_COMMENT = 'user.comment_create';

function getLastActionTimeMS(lastAccessTimeMS, lastModifiedTimeMS, sessionLengthMS = MS_IN_A_DAY) {
    if (!lastModifiedTimeMS) {
        return lastAccessTimeMS;
    }

    return lastAccessTimeMS - lastModifiedTimeMS < sessionLengthMS ? lastModifiedTimeMS : lastAccessTimeMS;
}

function sortByActivity(a, b) {
    if (a.isActive && b.isActive) {
        // if both users are active,  do not modify sort order
        return 0;
    }
    if (a.isActive && !b.isActive) {
        // if a is active and b is inactive, a comes first
        return -1;
    }
    if (!a.isActive && b.isActive) {
        // vice versa as above
        return 1;
    }

    // otherwise, neither collaborator is active and we sort on the last "action" time
    return 0;
}

function determineInteractionMessage(interactionType, interactedAt) {
    let message;
    const lessThanAMinuteAgo = Date.now() - interactedAt < MS_IN_A_MINUTE;
    switch (interactionType) {
        // For Box Notes only
        case INTERACTION_TYPE_MODIFY:
        case INTERACTION_TYPE_UPLOAD:
            message = lessThanAMinuteAgo ? messages.modifiedIntheLastMinuteText : messages.timeSinceLastModifiedText;
            break;
        case INTERACTION_TYPE_PREVIEW:
            message = lessThanAMinuteAgo ? messages.previewedIntheLastMinuteText : messages.timeSinceLastPreviewedText;
            break;
        // For Box Notes only
        case INTERACTION_TYPE_OPEN:
            message = lessThanAMinuteAgo ? messages.accessedInTheLastMinuteText : messages.timeSinceLastAccessedText;
            break;
        case INTERACTION_TYPE_COMMENT:
            message = lessThanAMinuteAgo ? messages.commentedIntheLastMinuteText : messages.timeSinceLastCommentedText;
            break;
        default:
            message = null;
            break;
    }
    return message;
}

export { sortByActivity, getLastActionTimeMS, determineInteractionMessage };