hunk.code_window: package stacks
   import (
   	"net/http"
   	"strconv"
  
hunk.labels: keep keep add keep keep keep
hunk.after_edit: 	"log"
  
hunk.file_path: api/http/handler/stacks/stack_delete.go
hunk.type: add
file: angular.module('portainer.app')
  .controller('EndpointSelectorController', function () {
    var ctrl = this;
  
    this.sortGroups = function(groups) {
      return _.sortBy(groups, ['name']);
    };
  
    this.groupEndpoints = function(endpoint) {
      for (var i = 0; i < ctrl.availableGroups.length; i++) {
        var group = ctrl.availableGroups[i];
  
        if (endpoint.GroupId === group.Id) {
          return group.Name;
        }
      }
    };
  
    this.$onInit = function() {
      this.availableGroups = filterEmptyGroups(this.groups, this.endpoints);
    };
  
    function filterEmptyGroups(groups, endpoints) {
      return groups.filter(function f(group) {
        for (var i = 0; i < endpoints.length; i++) {
  
          var endpoint = endpoints[i];
          if (endpoint.GroupId === group.Id) {
            return true;
          }
        }
        return false;
      });
    }
  });
  