@appzung/react-native-code-push/scripts/recordFilesBeforeBundleCommand.js

React Native plugin for the CodePush service

/*
 * This script creates a snapshot of the contents in the resource directory
 * by creating a map with the modified time of all the files in the directory
 * and saving it to a temp file. This snapshot is later referenced in
 * "generatePackageHash.js" to figure out which files have changed or were
 * newly generated by the "react-native bundle" command.
 */

var fs = require('fs');
var path = require('path');

var getFilesInFolder = require('./getFilesInFolder');

var resourcesDir = process.argv[2];
var tempFileName = process.argv[3];

var tempFileLocalPath = path.join(require('os').tmpdir(), tempFileName);
var resourceFiles = [];

try {
  getFilesInFolder(resourcesDir, resourceFiles);
} catch (error) {
  var targetPathNotFoundExceptionMessage = '\nResources directory path does not exist.\n';
  targetPathNotFoundExceptionMessage += "Unable to find '" + resourcesDir;
  targetPathNotFoundExceptionMessage += "' directory. Please check version of Android Plugin for Gradle.";
  error.message += targetPathNotFoundExceptionMessage;
  throw error;
}

var fileToModifiedTimeMap = {};

resourceFiles.forEach(function (resourceFile) {
  fileToModifiedTimeMap[resourceFile.path.substring(resourcesDir.length)] = resourceFile.mtime.getTime();
});

fs.writeFile(tempFileLocalPath, JSON.stringify(fileToModifiedTimeMap), function (err) {
  if (err) {
    throw err;
  }
});