API Name: global.CloudMidSelectionApi

var CloudMidSelectionApi = Class.create();
CloudMidSelectionApi.prototype = {
initialize: function() {
},

/*
* Select a single mid for cloud
*
* @param: {string} app Application calling this API (e.g. ServiceMapping)
* @param: {string} provider provider. This won't be respected if ldc is passed in. Example here is AWS.
* @param: {string} ldc Logical data center.
* @param: {object} context Extra context that callers needs to pass through that will be availabe at the MID selection override.
*/

selectMid: function(app, provider, ldc, context)
{
// initialize
var midSelector = new SNC.MidSelector();
var capabilities = [];
var midServer = '';

// By default we should have cloud management capability - since this is a cloud call
capabilities.push({'capability' : 'Cloud Management'});

// If ldc is not specified - it is by provider (e.g. Ansible/Puppet)
// If ldc is specified we can get provider from ldc
if (gs.nil(ldc)) {
if (gs.nil(provider))
throw 'Logical datacenter or provider has to be specified for cloud MID selection';

// Simple add the provider as capability and all done
capabilities.push({'capability' : provider});

}
else {
var glideUtil = new GlideRecordUtil();

// This should not happen - so we should throw an exception rather than simply warn and move on
var ldcRec = glideUtil.getGlideRecordByAttribute('cmdb_ci_logical_datacenter','region',ldc);
if (!ldcRec.next())
throw 'Logical datacenter ' + ldc + ' could not be found!';

// This should never be null
var dcType = ldcRec.getValue('sys_class_name');

// get the provider (cloudType) and add it as a capability
var capiRec = glideUtil.getGlideRecordByAttribute('sn_capi_provider','datacenter_class',dcType);
if (!capiRec.next())
throw 'Provider not found for datacenterType ' + dcType + '!';

var cloudType = capiRec.getValue('name');
if (gs.nil(cloudType))
throw 'Provider name is empty for datacenterType ' + dcType + '!';

capabilities.push({'capability' : cloudType, 'value' : ldc});

}

// Now we have everything set up - call the mid selector API to select one mid
return midSelector.selectMid(app, null, capabilities, context);
},


type: 'CloudMidSelectionApi'
};