package tala

import (
	"math/rand"
	"time"
)

const (
	POKER_CNT          = 52
	PER_CARD_COLOR_MAX = 13
)

type Card int

type Poker struct {
	buf [POKER_CNT]Card
}

func (this *Poker) GetPokerBuf() [POKER_CNT]Card {
	return this.buf
}

func NewPoker() *Poker {
	p := &Poker{}
	p.init()
	return p
}

func (this *Poker) init() {
	for i := int32(0); i < POKER_CNT; i++ {
		this.buf[i] = Card(i)
	}
	rand.Seed(time.Now().UnixNano())
	this.Shuffle()
}

func (this *Poker) Shuffle() {
	for i := int32(0); i < POKER_CNT; i++ {
		j := rand.Intn(int(i) + 1)
		this.buf[i], this.buf[j] = this.buf[j], this.buf[i]
	}
}