foo.js

// scrambled
[
  {number: 123, siteNumber: 0},
  {number: 144, siteNumber: 0},
  {number: 144, siteNumber: 3},
  {number: 144, siteNumber: 1},
  {number: 123, siteNumber: 1},
  {number: 144, siteNumber: 2},
  {number: 155, siteNumber: 0},
];


// sort by number | always fixed sorting on siteNumber
[
  {number: 123, siteNumber: 0},
  {number: 123, siteNumber: 1},
  {number: 144, siteNumber: 0},
  {number: 144, siteNumber: 1},
  {number: 144, siteNumber: 2},
  {number: 144, siteNumber: 3},
  {number: 155, siteNumber: 0},
];

// descending sort by number | always fixed sorting on siteNumber
[
  {number: 155, siteNumber: 0},
  {number: 144, siteNumber: 0},
  {number: 144, siteNumber: 1},
  {number: 144, siteNumber: 2},
  {number: 144, siteNumber: 3},
  {number: 123, siteNumber: 0},
  {number: 123, siteNumber: 1},
]