litlyx/dashboard/server/api/metrics/[project_id]/events/names.ts

import { getUserProjectFromId } from "~/server/LIVE_DEMO_DATA";
import { EventModel } from "@schema/metrics/EventSchema";
import { EVENT_NAMES_EXPIRE_TIME, Redis } from "~/server/services/CacheService";


export default defineEventHandler(async event => {

    const project_id = getRequestProjectId(event);
    if (!project_id) return;

    const user = getRequestUser(event);

    const project = await getUserProjectFromId(project_id, user);
    if (!project) return;

    const names: string[] = await Redis.useCache({
        key: `counts:${project_id}:event_names`,
        exp: EVENT_NAMES_EXPIRE_TIME
    }, async () => {

        const namesAggregation = await EventModel.aggregate([
            { $match: { project_id: project._id } },
            { $group: { _id: "$name" } }
        ]);

        return namesAggregation.map(e => e._id);

    });

    return names;

});