/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at <http://mozilla.org/MPL/2.0/>. */

// @flow

import { addToTree } from "./addToTree";
import { collapseTree } from "./collapseTree";
import { createDirectoryNode, createParentMap } from "./utils";
import { getDomain } from "./treeOrder";

import type { SourcesMap } from "../../reducers/types";
import type { TreeDirectory } from "./types";

type Params = {
  sources: SourcesMap,
  debuggeeUrl: string,
  projectRoot: string
};

export function createTree({ sources, debuggeeUrl, projectRoot }: Params) {
  const uncollapsedTree = createDirectoryNode("root", "", []);
  const debuggeeHost = getDomain(debuggeeUrl);

  for (const sourceId in sources) {
    const source = sources[sourceId];
    addToTree(uncollapsedTree, source, debuggeeHost, projectRoot);
  }

  const sourceTree = collapseTree((uncollapsedTree: TreeDirectory));

  return {
    uncollapsedTree,
    sourceTree,
    parentMap: createParentMap(sourceTree)
  };
}