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var fs = require("fs");
var pathUtils = require("path");
var chunkSize = 128;
var chunkTileLength = 3;
var chunksDirectoryPath = "./chunks";
var chunkTileCount = chunkSize * chunkSize
var chunkDataLength = chunkTileCount * chunkTileLength;
var chunkMetadataLength = 1000;
var chunkEntryLength = chunkMetadataLength + chunkDataLength;
var OVEN_TILE = 149;
var TELEPORTER_START_TILE = 151;
var TELEPORTER_TILE_AMOUNT = 4;
function getChunkCountInFile(file) {
var tempStats = fs.fstatSync(file);
return tempStats.size / chunkEntryLength;
}
console.log("Analyzing...");
var tempNameList = fs.readdirSync(chunksDirectoryPath);
var tempPathList = [];
var index = 0;
while (index < tempNameList.length) {
var tempName = tempNameList[index];
tempPathList.push(pathUtils.join(chunksDirectoryPath, tempName));
index += 1;
}
var generatedChunkCount = 0;
var ovenCount = 0;
var teleporterCount = 0;
function analyzeChunkBuffer(buffer) {
var index = 0;
while (index < buffer.length) {
var tempTile = buffer[index];
if (tempTile == 0) {
return;
}
if (tempTile == OVEN_TILE) {
ovenCount += 1;
}
if (TELEPORTER_START_TILE <= tempTile && tempTile < TELEPORTER_START_TILE+TELEPORTER_TILE_AMOUNT) {
teleporterCount += 1;
}
index += chunkTileLength;
}
generatedChunkCount += 1;
}
function analyzeChunkFile(path) {
var tempFile = fs.openSync(path, "r+");
var tempCount = getChunkCountInFile(tempFile);
var index = 0;
while (index < tempCount) {
var tempBuffer = Buffer.alloc(chunkDataLength);
fs.readSync(tempFile, tempBuffer, 0, chunkDataLength, index * chunkEntryLength + chunkMetadataLength);
analyzeChunkBuffer(tempBuffer);
index += 1;
}
fs.closeSync(tempFile);
}
var index = 0;
while (index < tempPathList.length) {
var tempPath = tempPathList[index];
analyzeChunkFile(tempPath);
index += 1;
}
console.log("Generated chunk count: " + generatedChunkCount);
console.log("Oven count: " + ovenCount);
console.log("Teleporter count: " + teleporterCount);
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