Basic OOPish structuring in Golang to build a deck of cards

main.go

package main

import (
	"fmt"
	"math/rand"
)

var (
	HEARTS   Suits = Suits{"HEARS", 3}
	SPADES   Suits = Suits{"SPADES", 2}
	DIAMONDS Suits = Suits{"DIAMONDS", 1}
	CLUBS    Suits = Suits{"CLUBS", 0}
	ACE      Ranks = Ranks{"ACE", 1}
	TWO      Ranks = Ranks{"TWO", 2}
	THREE    Ranks = Ranks{"THREE", 3}
	FOUR     Ranks = Ranks{"FOUR", 4}
	FIVE     Ranks = Ranks{"FIVE", 5}
	SIX      Ranks = Ranks{"SIX", 6}
	SEVEN    Ranks = Ranks{"SEVEN", 7}
	EIGHT    Ranks = Ranks{"EIGHT", 8}
	NINE     Ranks = Ranks{"NINE", 9}
	TEN      Ranks = Ranks{"TEN", 10}
	JACK     Ranks = Ranks{"JACK", 11}
	QUEEN    Ranks = Ranks{"QUEEN", 12}
	KING     Ranks = Ranks{"KING", 13}
)

var (
	GetSuits []Suits = []Suits{HEARTS, SPADES, DIAMONDS, CLUBS}
	GetRanks []Ranks = []Ranks{ACE, TWO, THREE, FOUR, FIVE, SIX, SEVEN, EIGHT, NINE, TEN, JACK, QUEEN, KING}
)

type Suits struct {
	Name  string
	Value int
}

type Ranks struct {
	Name  string
	Value int
}

type Card struct {
	Suit Suits
	Rank Ranks
}

type Deck struct {
	Cards [52]Card
}

func New() *Deck {
	d := Deck{}
	c := 0
	for _, r := range GetRanks {
		for _, s := range GetSuits {
			d.Cards[c] = Card{s, r}
			c++
			// fmt.Println(r, s)
		}
	}
	return &d
}

func (d *Deck) Shuffle() {
	for _ = range [3]int{0, 1, 2} {
		rand.Shuffle(len(d.Cards), func(i, j int) {
			d.Cards[i], d.Cards[j] = d.Cards[j], d.Cards[i]
		})
	}
}

func (d *Deck) Show() {
	for _, c := range d.Cards {
		fmt.Println(c.Rank.Name, c.Suit.Name)
	}
}

func main() {
	d := New()
	d.Shuffle()
	d.Show()
	//fmt.Println("Hello World")
}