Date like a lawyer

{
  "key": "nth-date",
  "name": "Date as nth format",
  "description": "Return day as nth format",
	"developerEmail": "email@bryter.io",
  "parameters": [
    {
      "name": "Date",
      "type": "datetime",
      "description": "The date to be formatted"
    }
  ],
  "result": {
    "type": "text",
    "description": "The nth formatted date"
  }
}

function main(input: string): string {
    let inputDate = new Date(input)
    let day = inputDate.getDate();
    let month = inputDate.getMonth();
    let year = inputDate.getFullYear();
    let suffix = ['th', 'st', 'nd', 'rd'][(day % 100 > 10 && day % 100 < 14) || day % 10 > 3 ? 0 : day % 10];
    let monthNames = ["January", "February", "March", "April", "May", "June",
        "July", "August", "September", "October", "November", "December"];

    return `the ${day}${suffix} day of ${monthNames[month]}, ${year}`;
}