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package casino
import (
"fmt"
"sort"
"strings"
)
// crapsReturn is shared by wallet settlement and next-roll previews.
func crapsReturn(b *crapsBet, profit, den, oddsProfit int, refundOdds bool) int {
payout := 0
if profit >= 0 {
payout = b.stake.Total + b.stake.Total/den*profit
if (b.kind == "buy" || b.kind == "lay") && profit > 0 {
base := payout - b.stake.Total
if b.kind == "buy" {
base = b.stake.Total
}
payout -= (base + 19) / 20
}
}
if b.odds.Total > 0 {
if refundOdds {
payout += b.odds.Total
} else if oddsProfit >= 0 {
x, y := crapsTrueOdds(b.number)
if strings.HasPrefix(b.kind, "dont") {
x, y = y, x
}
payout += b.odds.Total + b.odds.Total/y*x
}
}
return payout
}
func crapsNet(b *crapsBet, profit, den, oddsProfit int, refundOdds bool) int {
return crapsReturn(b, profit, den, oddsProfit, refundOdds) - b.stake.Total - b.odds.Total
}
func crapsRefundOdds(b *crapsBet, point int) bool { return point == 0 && b.kind == "come" }
type CrapsRollView struct {
Total int
Rolls string
Net int
}
func (t *crapsTable) rollPairs() [][2]int {
var pairs [][2]int
for a := 1; a <= 6; a++ {
if t.Config.Craps.variant() == "die_rich" {
pairs = append(pairs, [2]int{a, 0})
continue
}
for b := a; b <= 6; b++ {
pairs = append(pairs, [2]int{a, b})
}
}
return pairs
}
func (t *crapsTable) projectionFor(p *crapsPlayer) []CrapsRollView {
var rows []CrapsRollView
for _, pair := range t.rollPairs() {
a, b := pair[0], pair[1]
net := 0
for _, bet := range p.bets {
done, x, y := t.outcomeFor(bet, a, b)
if done {
net += crapsNet(bet, x, y, x, crapsRefundOdds(bet, t.point))
}
}
label := fmt.Sprintf("%d+%d", a, b)
if b == 0 {
label = fmt.Sprint(a)
}
rows = append(rows, CrapsRollView{a + b, label, net})
}
sort.SliceStable(rows, func(i, j int) bool { return rows[i].Total < rows[j].Total })
return rows
}
func crapsFireProfit(made int) int {
switch made {
case 4:
return 24
case 5:
return 249
case 6:
return 999
}
return 0
}
func crapsBonusComplete(lo, hi int, seen map[int]bool, next int) bool {
for n := lo; n <= hi; n++ {
if n != 7 && !seen[n] && n != next {
return false
}
}
return true
}
func crapsRollLabel(bet *crapsBet, a, b int) string {
s := a + b
switch bet.kind {
case "hard":
if a == b {
return fmt.Sprintf("%d+%d", a, b)
}
if s == 7 {
return "7"
}
return fmt.Sprintf("easy %d", s)
case "hop":
if bet.number == a*10+b || bet.number == b*10+a {
return fmt.Sprintf("%d+%d", a, b)
}
return "any other"
}
return fmt.Sprint(s)
}
func (t *crapsTable) rollTable(p *crapsPlayer) string {
agg := map[string]int{}
pairsMatter := false
for _, bet := range p.bets {
if bet.kind == "hard" || bet.kind == "hop" {
pairsMatter = true
}
}
for _, row := range t.projectionFor(p) {
label := fmt.Sprint(row.Total)
if pairsMatter {
label = row.Rolls
}
if row.Net != 0 {
agg[label] = row.Net
}
}
if len(agg) == 0 {
if len(p.bets) == 0 {
return "No open wagers."
}
return "{casino_action}No wager settles on the next roll; contracts remain live. Place/buy/hardways are OFF on the come-out.{/}"
}
labels := []string{}
for label := range agg {
labels = append(labels, label)
}
sort.Slice(labels, func(i, j int) bool {
ni, nj := agg[labels[i]], agg[labels[j]]
if (ni > 0) != (nj > 0) {
return ni > 0
}
if ni != nj {
return ni > nj
}
return labels[i] < labels[j]
})
var sb strings.Builder
sb.WriteString("{casino_emphasis}ROLL RESULTS ON YOUR BETS{/}\n")
for _, label := range labels {
net := agg[label]
tag, amount := "casino_result_loss", fmt.Sprint(net)
if net > 0 {
tag, amount = "casino_result_win", "+"+amount
}
fmt.Fprintf(&sb, " {casino_payout}%s{/}%s {%s}%s{/}\n", label, strings.Repeat(" ", max(1, 10-len(label))), tag, amount)
}
sb.WriteString("{casino_action}Hardways and hops name their pair; totals cover both orders.{/}")
return sb.String()
}
|
