@sagi.io/workers-pubsub/lib/utils.js

Google Pub/Sub API for Cloudflare Workers

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.setGlobals = exports.keepTruthyProperties = exports.injectBaseInputs = exports.createPubSubMessage = void 0;

require("@sagi.io/globalthis");

var _jsBase = require("js-base64");

const ERR_PREFIX = `@sagi.io/workers-pubsub`;

const keepTruthyProperties = obj => Object.entries(obj).reduce((acc, [k, v]) => ({ ...acc,
  ...(v ? {
    [k]: v
  } : {})
}), {}); // https://cloud.google.com/pubsub/docs/reference/rest/v1/PubsubMessage


exports.keepTruthyProperties = keepTruthyProperties;

const createPubSubMessage = ({
  message = null,
  attributes = null,
  ordering_key = null
} = {}) => {
  if (!message && !attributes) {
    throw new Error(`${ERR_PREFIX}: must either have a non-empty message field or at least one attribute.`);
  }

  const data = message ? _jsBase.Base64.encode(message, true) : null;
  const psMessage = {
    data,
    attributes,
    ordering_key
  };
  return keepTruthyProperties(psMessage);
};

exports.createPubSubMessage = createPubSubMessage;

const setGlobals = (fetchImpl = null) => {
  if (!globalThis.fetch) {
    if (!fetchImpl) {
      throw new Error(`${ERR_PREFIX}: No fetch nor fetchImpl were found.`);
    } else {
      globalThis.fetch = fetchImpl;
    }
  }
};

exports.setGlobals = setGlobals;

const injectBaseInputs = (baseInputs, fnObj) => Object.entries(fnObj).reduce((acc, [name, fn]) => ({ ...acc,
  [name]: fn(baseInputs)
}), {});

exports.injectBaseInputs = injectBaseInputs;