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package game
import (
"strings"
"unicode/utf8"
"thehouseoficarus/internal/casino"
"thehouseoficarus/internal/net"
)
// Wrap before Session.WriteLine: generic prose wrapping strips alignment from
// overlong lines. Every casino menu uses the same two-space command indent and
// hanging description column, capped at 80 even when prose wrapping is off.
func (g *Game) casinoCommandColumns(sess *net.Session, commands []casino.MenuCommand) string {
limit := 80
if sess.Player != nil {
if wrap := sess.Player.OptionInt("wrap_width"); wrap > 0 {
limit = min(limit, wrap)
}
}
width := 0
for _, c := range commands {
n := utf8.RuneCountInString(c.Command)
// Unusually long commands get their own lines instead of squeezing every
// other command's description into a tiny column.
if n <= limit/2 {
width = max(width, n)
}
}
var lines []string
for _, c := range commands {
if sess.Player != nil && c.Cost > casinoAffordable(sess.Player) {
continue
}
n := utf8.RuneCountInString(c.Command)
if n > limit/2 {
for _, line := range casinoWrapWords(c.Command, max(1, limit-2)) {
lines = append(lines, " "+g.colorize(sess, "command", line))
}
for _, line := range casinoWrapWords(c.Desc, max(1, limit-4)) {
lines = append(lines, " "+line)
}
continue
}
if strings.TrimSpace(c.Desc) == "" {
lines = append(lines, " "+g.colorize(sess, "command", c.Command))
continue
}
indent := width + 4
desc := casinoWrapWords(c.Desc, max(1, limit-indent))
cmd := c.Command + strings.Repeat(" ", width-n)
lines = append(lines, " "+g.colorize(sess, "command", cmd)+" "+desc[0])
for _, line := range desc[1:] {
lines = append(lines, strings.Repeat(" ", indent)+line)
}
}
return strings.Join(lines, "\n")
}
// Input is uncolored command/description text; paint only after measuring.
func casinoWrapWords(text string, width int) []string {
var lines []string
line := ""
for _, word := range strings.Fields(text) {
if line != "" && utf8.RuneCountInString(line)+1+utf8.RuneCountInString(word) > width {
lines = append(lines, line)
line = ""
}
runes := []rune(word)
for len(runes) > width {
lines = append(lines, string(runes[:width]))
runes = runes[width:]
}
if line != "" {
line += " "
}
line += string(runes)
}
if line != "" {
lines = append(lines, line)
}
return lines
}
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