/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
/* 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/. */

var { MailUtils } = ChromeUtils.import("resource:///modules/MailUtils.jsm");

var gMessengerBundle;

// call this from dialog onload() to set the menu item to the correct value
function MsgFolderPickerOnLoad(pickerID) {
  var uri = null;
  try {
    uri = window.arguments[0].preselectedURI;
  } catch (ex) {
    uri = null;
  }

  if (uri) {
    // dump("on loading, set titled button to " + uri + "\n");

    // verify that the value we are attempting to
    // pre-flight the menu with is valid for this
    // picker type
    var msgfolder = MailUtils.getExistingFolder(uri);
    if (!msgfolder) {
      return;
    }

    var verifyFunction = null;

    switch (pickerID) {
      case "msgNewFolderPicker":
        verifyFunction = msgfolder.canCreateSubfolders;
        break;
      case "msgRenameFolderPicker":
        verifyFunction = msgfolder.canRename;
        break;
      default:
        verifyFunction = msgfolder.canFileMessages;
        break;
    }

    if (verifyFunction) {
      SetFolderPicker(uri, pickerID);
    }
  }
}

function PickedMsgFolder(selection, pickerID) {
  var selectedUri = selection.getAttribute("id");
  SetFolderPicker(selectedUri, pickerID);
}

function SetFolderPickerElement(uri, picker) {
  var msgfolder = MailUtils.getExistingFolder(uri);

  if (!msgfolder) {
    return;
  }

  var selectedValue = null;
  var serverName;

  if (msgfolder.isServer) {
    selectedValue = msgfolder.name;
  } else {
    if (msgfolder.server) {
      serverName = msgfolder.server.prettyName;
    } else {
      dump("Can't find server for " + uri + "\n");
      serverName = "???";
    }

    switch (picker.id) {
      case "runFiltersFolder":
        selectedValue = msgfolder.name;
        break;
      case "msgTrashFolderPicker":
        selectedValue = msgfolder.name;
        break;
      default:
        if (!gMessengerBundle) {
          gMessengerBundle = document.getElementById("bundle_messenger");
        }
        selectedValue = gMessengerBundle.getFormattedString(
          "verboseFolderFormat",
          [msgfolder.name, serverName]
        );
        break;
    }
  }

  picker.setAttribute("label", selectedValue);
  picker.setAttribute("uri", uri);
}

function SetFolderPicker(uri, pickerID) {
  SetFolderPickerElement(uri, document.getElementById(pickerID));
}