checking current login user Businessunit and roles and geting value assign to lookup field

Step1: Get current login user
Step2: Check login user Business unit if the business unit is a library
Step3: Get user role name if user role name is case management rep
Step4: Get the queue record & set that queue record email-sender lookup field in  email entity
Step5: download XRM soap filed and call that file



function isLibraryUser(executionContext)
{
debugger;
var formContext = executionContext.getFormContext();
var userSettings = Xrm.Utility.getGlobalContext().userSettings;
var userid = userSettings.userId.replace('{','').replace('}','');
var fetchXml = "<fetch version='1.0' output-format='xml-platform' mapping='logical' distinct='true'>" +
  "<entity name='systemuser'>" +
    "<attribute name='fullname' />" +
    "<attribute name='businessunitid' />" +
    "<attribute name='title' />" +
    "<attribute name='address1_telephone1' />" +
    "<attribute name='positionid' />" +
    "<attribute name='systemuserid' />" +
    "<order attribute='fullname' descending='false' />" +
    "<filter type='and'>" +
      "<condition attribute='businessunitid' operator='eq' uiname='Library (LIB)' uitype='businessunit' value='{884BF9AC-62DB-E911-A813-000D3A851FF7}' />" +
      "<condition attribute='systemuserid' operator='eq' uiname='# CRM_DEV1' uitype='systemuser' value='"+userid+"' />" +
    "</filter>" +
    "<link-entity name='systemuserroles' from='systemuserid' to='systemuserid' visible='false' intersect='true'>" +
      "<link-entity name='role' from='roleid' to='roleid' alias='ac'>" +
        "<filter type='and'>" +
          "<condition attribute='name' operator='eq' value='Case Management Rep' />" +
        "</filter>" +
      "</link-entity>" +
    "</link-entity>" +
  "</entity>" +
"</fetch>";

var fetchedUsers = XrmServiceToolkit.Soap.Fetch(fetchXml);
    if (fetchedUsers.length > 0) {

fetchXml = "<fetch version='1.0' output-format='xml-platform' mapping='logical' distinct='false'>"+
  "<entity name='queue'>"+
"<attribute name='name' />"+
"<attribute name='emailaddress' />"+
"<attribute name='queueid' />"+
"<order attribute='name' descending='false' />"+
"<filter type='and'>"+
  "<condition attribute='name' operator='eq' value='Library (Lib)' />"+
"</filter>"+
  "</entity>"+
"</fetch>";
var fetchedQueue = XrmServiceToolkit.Soap.Fetch(fetchXml);
if (fetchedQueue.length > 0)
{
var recorid = fetchedQueue[0].id;
var recordname = fetchedQueue[0].attributes.name.value;
var entityname = fetchedQueue[0].logicalName;
formContext.getAttribute("sp_senderservicemailbox").setValue([{ id: recorid, name: recordname, entityType: entityname}]);
}
}
}