update value of dailog box cascade list on view issue screen

[Sneha Gole]

i have created dailogbox using restendpoint and fragment . i want to update selected value of Dailog'sBox cascade list (Servicedeskteam) on view issue screen after click on submit button .

 how can i do that .?

here is my code,

testeasybi() { MultivaluedMap queryParams ->



def cfm = ComponentAccessor.getCustomFieldManager()
def cfServiceDeskTeam = cfm.getCustomFieldObjectByName("ServiceDeskTeam")

def dialog =
"""<section role="dialog" id="sr-dialog" class="aui-layer aui-dialog2 aui-dialog2-medium" aria-hidden="true" data-aui-remove-on-hide="true">
<header class="aui-dialog2-header">
<h2 class="aui-dialog2-header-main">Show Test Dailog</h2>
<a class="aui-dialog2-header-close">
<span class="aui-icon aui-icon-small aui-iconfont-close-dialog">Close</span>
</a>
</header>
<div class="aui-dialog2-content">
<form id="cloneCubesForm" class="aui">
<div class="field-group">
<label for="accountNames">Account Names <span class="aui-icon icon-required"></span></label>
<input class="text medium-field" type="text"id="accountNames" name="accountNames" placeholder="Cubo 1, Cubo 2...">
</div>
<div class="field-group">
<label for="projectKeys">Project Keys <span class="aui-icon icon-required"></span></label>
<input class="text medium-field" type="text"id="projectKeys" name="projectKeys" placeholder="JESC, JEBACK....">
</div>



<div class="field-group">
<label for="model">ServiceDeskTeam <span class="aui-icon icon-required"></span></label>
<select class="select" id="model" name="model">

<option value="Geos">GEOS</option>
<option value="IT">IT</option>
<option value="Analytics">Analytics</option>
<option value="EDS">EDS</option>
<option value="Others">Others</option>

</select>
</div>
<div class="buttons-container">
<div class="buttons">
<input class="button submit"onclick="submit()" type="submit" value="submit" id="submit">
</div>
</div>
</form>
</div>
<footer class="aui-dialog2-footer">
<div class="aui-dialog2-footer-hint"></div>
</footer>
</section>

<script>
function submit() {

}

</script>

"""