strapi-plugin-rest-cache/server/middlewares/purgeAdmin.js

Speed-up HTTP requests with LRU cache

'use strict';

/**
 * @param {{ }} options
 * @param {{ strapi: import('@strapi/strapi').Strapi }} context
 */

function createPurgeAdmin(options, { strapi }) {
  const cacheConfig = strapi.plugin('rest-cache').service('cacheConfig');
  const cacheStore = strapi.plugin('rest-cache').service('cacheStore');

  return async function purgeAdmin(ctx, next) {
    // uid:
    // - application::sport.sport
    // - plugins::users-permissions.user
    const { model: uid, ...params } = ctx.params;

    if (!uid) {
      await next();
      return;
    }

    if (!cacheConfig.isCached(uid)) {
      await next();
      return;
    }

    await next();

    if (!(ctx.status >= 200 && ctx.status <= 300)) return;

    await cacheStore.clearByUid(uid, params);
  };
}

module.exports = {
  createPurgeAdmin,
};