envio/src/EventUtils.res.js

A latency and sync speed optimized, developer friendly blockchain data indexer.

// Generated by ReScript, PLEASE EDIT WITH CARE
'use strict';

var $$BigInt = require("./bindings/BigInt.res.js");
var Belt_Int = require("rescript/lib/js/belt_Int.js");
var Caml_obj = require("rescript/lib/js/caml_obj.js");

function getEventComparator(multiChainEventIndex) {
  return [
          multiChainEventIndex.timestamp,
          multiChainEventIndex.chainId,
          multiChainEventIndex.blockNumber,
          multiChainEventIndex.logIndex
        ];
}

function getEventComparatorFromQueueItem(param) {
  return [
          param.timestamp,
          param.chain,
          param.blockNumber,
          param.logIndex
        ];
}

function isEarlierEvent(event1, event2) {
  return Caml_obj.lessthan(getEventComparator(event1), getEventComparator(event2));
}

function packEventIndex(blockNumber, logIndex) {
  var blockNumber$1 = BigInt(blockNumber);
  var logIndex$1 = BigInt(logIndex);
  var blockNumber$2 = $$BigInt.Bitwise.shift_left(blockNumber$1, BigInt(16));
  return $$BigInt.Bitwise.logor(blockNumber$2, logIndex$1);
}

function packMultiChainEventIndex(timestamp, chainId, blockNumber, logIndex) {
  var timestamp$1 = BigInt(timestamp);
  var chainId$1 = BigInt(chainId);
  var blockNumber$1 = BigInt(blockNumber);
  var logIndex$1 = BigInt(logIndex);
  var timestamp$2 = $$BigInt.Bitwise.shift_left(timestamp$1, BigInt(48));
  var chainId$2 = $$BigInt.Bitwise.shift_left(chainId$1, BigInt(16));
  var blockNumber$2 = $$BigInt.Bitwise.shift_left(blockNumber$1, BigInt(16));
  return $$BigInt.Bitwise.logor($$BigInt.Bitwise.logor($$BigInt.Bitwise.logor(timestamp$2, chainId$2), blockNumber$2), logIndex$1);
}

function unpackEventIndex(packedEventIndex) {
  var blockNumber = $$BigInt.Bitwise.shift_right(packedEventIndex, BigInt(16));
  var logIndexMask = BigInt(65535);
  var logIndex = $$BigInt.Bitwise.logand(packedEventIndex, logIndexMask);
  return {
          blockNumber: Belt_Int.fromString(blockNumber.toString()),
          logIndex: Belt_Int.fromString(logIndex.toString())
        };
}

function packEventIndexFromRecord(eventIndex) {
  return packEventIndex(eventIndex.blockNumber, eventIndex.logIndex);
}

function getEventIdKeyString(chainId, eventId) {
  var chainIdStr = String(chainId);
  return chainIdStr + "_" + eventId;
}

exports.getEventComparator = getEventComparator;
exports.getEventComparatorFromQueueItem = getEventComparatorFromQueueItem;
exports.isEarlierEvent = isEarlierEvent;
exports.packEventIndex = packEventIndex;
exports.packMultiChainEventIndex = packMultiChainEventIndex;
exports.unpackEventIndex = unpackEventIndex;
exports.packEventIndexFromRecord = packEventIndexFromRecord;
exports.getEventIdKeyString = getEventIdKeyString;
/* BigInt Not a pure module */