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/* 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/. */

/* globals gLockedPref */ // From either folderProps.js or am-offline.js.

function initCommonRetentionSettings(retentionSettings) {
  document.getElementById("retention.keepMsg").value =
    retentionSettings.retainByPreference;
  document.getElementById("retention.keepOldMsgMin").value =
    retentionSettings.daysToKeepHdrs > 0
      ? retentionSettings.daysToKeepHdrs
      : 30;
  document.getElementById("retention.keepNewMsgMin").value =
    retentionSettings.numHeadersToKeep > 0
      ? retentionSettings.numHeadersToKeep
      : 2000;

  document.getElementById("retention.applyToFlagged").checked =
    !retentionSettings.applyToFlaggedMessages;
}

function saveCommonRetentionSettings(aRetentionSettings) {
  aRetentionSettings.retainByPreference =
    document.getElementById("retention.keepMsg").value;

  aRetentionSettings.daysToKeepHdrs = document.getElementById(
    "retention.keepOldMsgMin"
  ).value;
  aRetentionSettings.numHeadersToKeep = document.getElementById(
    "retention.keepNewMsgMin"
  ).value;

  aRetentionSettings.applyToFlaggedMessages = !document.getElementById(
    "retention.applyToFlagged"
  ).checked;

  return aRetentionSettings;
}

function onCheckKeepMsg() {
  if (gLockedPref && gLockedPref["retention.keepMsg"]) {
    // if the pref associated with the radiobutton is locked, as indicated
    // by the gLockedPref, skip this function.  All elements in this
    // radiogroup have been locked by the function onLockPreference.
    return;
  }

  var keepMsg = document.getElementById("retention.keepMsg").value;
  document.getElementById("retention.keepOldMsgMin").disabled = keepMsg != 2;
  document.getElementById("retention.keepNewMsgMin").disabled = keepMsg != 3;
}