/* vim: set ts=2 et sw=2 tw=80: */
/* Any copyright is dedicated to the Public Domain.
 http://creativecommons.org/publicdomain/zero/1.0/ */

"use strict";

// Test that files get reselected in the tree when their editor
// is focused.  https://bugzilla.mozilla.org/show_bug.cgi?id=1011116.

add_task(function* () {
  let projecteditor = yield addProjectEditorTabForTempDirectory();
  let TEMP_PATH = projecteditor.project.allPaths()[0];

  is(getTempFile("").path, TEMP_PATH, "Temp path is set correctly.");

  ok(projecteditor.currentEditor, "There is an editor for projecteditor");
  let resources = projecteditor.project.allResources();

  is(
    resources.map(r=>r.basename).join("|"),
    TEMP_FOLDER_NAME + "|css|styles.css|data|img|icons|128x128.png|16x16.png|32x32.png|vector.svg|fake.png|js|script.js|index.html|LICENSE|README.md",
    "Resources came through in proper order"
  );

  for (let i = 0; i < resources.length; i++) {
    yield selectAndRefocusFile(projecteditor, resources[i]);
  }
});

function* selectAndRefocusFile(projecteditor, resource) {
  ok(resource && resource.path, "A valid resource has been passed in for selection " + (resource && resource.path));
  projecteditor.projectTree.selectResource(resource);

  if (resource.isDir) {
    return;
  }

  let [editorCreated, editorLoaded, editorActivated] = yield promise.all([
    onceEditorCreated(projecteditor),
    onceEditorLoad(projecteditor),
    onceEditorActivated(projecteditor)
  ]);

  if (projecteditor.currentEditor.editor) {
    // This is a text editor.  Go ahead and select a directory then refocus
    // the editor to make sure it is reselected in tree.
    let treeContainer = projecteditor.projectTree.getViewContainer(getDirectoryInStore(resource));
    treeContainer.line.click();
    EventUtils.synthesizeMouseAtCenter(treeContainer.elt, {}, treeContainer.elt.ownerDocument.defaultView);
    let waitForTreeSelect = onTreeSelection(projecteditor);
    projecteditor.currentEditor.focus();
    yield waitForTreeSelect;

    is(projecteditor.projectTree.getSelectedResource(), resource, "The resource gets reselected in the tree");
  }
}

// Return a directory to select in the tree.
function getDirectoryInStore(resource) {
  return resource.store.root.childrenSorted.filter(r=>r.isDir)[0];
}

function onTreeSelection(projecteditor) {
  let def = promise.defer();
  projecteditor.projectTree.on("selection", function selection() {
    projecteditor.projectTree.off("focus", selection);
    def.resolve();
  });
  return def.promise;
}
