package poker

import . "github.com/logrusorgru/aurora"

import "fmt"
import "strings"

type Suit rune
type Rank rune

const (
	CLUB    Suit = '\u2663'
	SPADE   Suit = '\u2660'
	DIAMOND Suit = '\u2666'
	HEART   Suit = '\u2665'
)

const (
	ACE   Rank = 'A'
	DEUCE Rank = '2'
	THREE Rank = '3'
	FOUR  Rank = '4'
	FIVE  Rank = '5'
	SIX   Rank = '6'
	SEVEN Rank = '7'
	EIGHT Rank = '8'
	NINE  Rank = '9'
	TEN   Rank = 'T'
	JACK  Rank = 'J'
	QUEEN Rank = 'Q'
	KING  Rank = 'K'
)

type Card struct {
	Rank Rank
	Suit Suit
}

type Cards []*Card

func NewCardsFromString(input string) (*Cards, error) {
	c := make(Cards, 0)
	sl := strings.Split(input, ",")
	for _, pc := range sl {
		newCard, err := NewCardFromString(pc)
		if err != nil {
			return nil, err
		}
		c = append(c, newCard)
	}
	return &c, nil
}

func NewCardFromString(input string) (*Card, error) {
	if len(input) != 2 {
		return nil, fmt.Errorf("invalid card string: '%s'", input)
	}
	nc := new(Card)
	pr := input[0:1]
	ps := input[1:2]
	panic(fmt.Sprintf("pr=%s ps=%s nc=%s\n", pr, ps, nc))
	return nil, nil
}

func (c *Cards) formatForTerminal() (output string) {
	var cardstrings []string
	for _, card := range *c {
		cardstrings = append(cardstrings, card.formatForTerminal())
	}
	output = strings.Join(cardstrings, ",")
	return output
}

func (c *Card) formatForTerminal() (output string) {
	var rank string
	var suit string
	color := Red
	switch c.Suit {
	case Suit(DIAMOND):
		color = Blue
	case Suit(HEART):
		color = Red
	case Suit(CLUB):
		color = Green
	case Suit(SPADE):
		color = Black
	}

	rank = fmt.Sprintf("%s", BgGray(12, Bold(color(c.Rank))))
	suit = fmt.Sprintf("%s", BgGray(12, Bold(color(c.Suit))))
	output = fmt.Sprintf("%s%s", rank, suit)
	return output
}

func (self *Card) String() string {
	return fmt.Sprintf("%s%s", string(self.Rank), string(self.Suit))
}

func (s Cards) String() (output string) {
	var cardstrings []string
	for i := 0; i < len(s); i++ {
		cardstrings = append(cardstrings, s[i].String())
	}
	output = strings.Join(cardstrings, ",")
	return output
}