electrode-electrify-react-component/lib/helpers/modules-helpers/json-tree.js

electrode-electrify-react-component

"use strict";

/*eslint-disable no-magic-numbers*/

module.exports = function jsonTree(modules) {
  var maxDepth = 1;
  var rootSize = 0;
  var root = {
    children: [],
    name: "root"
  };

  var getChild = function getChild(arr, name) {
    for (var i = 0; i < arr.length; i++) {
      if (arr[i].name === name) {
        return arr[i];
      }
    }
  };

  var getFile = function getFile(module, fileName, parentTree) {
    var charIndex = fileName.indexOf("/");

    if (charIndex !== -1) {
      var folder = fileName.slice(0, charIndex);
      if (folder === "~") {
        folder = "node_modules";
      }

      var childFolder = getChild(parentTree.children, folder);
      if (!childFolder) {
        childFolder = {
          name: folder,
          children: []
        };
        parentTree.children.push(childFolder);
      }

      getFile(module, fileName.slice(charIndex + 1), childFolder);
    } else {
      module.name = fileName;
      parentTree.children.push(module);
    }
  };

  var dirsizes = function dirsizes(child) {
    return child.size = "size" in child //eslint-disable-line no-return-assign
    ? child.size : child.children.reduce(function (size, child) {
      //eslint-disable-line no-shadow
      return size + ("size" in child ? child.size : dirsizes(child));
    }, 0);
  };

  modules.forEach(function addToTree(module) {
    //eslint-disable-line prefer-arrow-callback
    var size = void 0;

    if (module.source) {
      size = module.source.length;
    } else {
      size = module.size;
    }

    rootSize += size;

    var mod = {
      id: module.id,
      fullName: module.name,
      size: size,
      reasons: module.reasons
    };

    var depth = mod.fullName.split("/").length - 1;
    if (depth > maxDepth) {
      maxDepth = depth;
    }

    var fileName = mod.fullName;

    var beginning = mod.fullName.slice(0, 2);
    if (beginning === "./") {
      fileName = fileName.slice(2);
    }

    getFile(mod, fileName, root);
  });

  root.maxDepth = maxDepth;
  root.size = rootSize;
  return root;
};