Prompt for player choices on cards.

Also handles errors in the display/prompt logic somewhat better.

cardsim/terminalui.go

@@ -16,7 +16,14 @@ func RunSimpleTerminalUI[C StatsCollection](p *Player[C]) error {
 		p.ReportError(err)
 
 		for p.CanAct() {
-			isCard, cardIdx, choiceIdx := pickNextAction(p)
+			isCard, cardIdx, choiceIdx, err := pickNextAction(p)
+			p.ReportError(err)
+			if IsSeriousError(err) {
+				if p.DebugLevel < 1 {
+					return err
+				}
+				continue
+			}
 			var msg Message
 			if isCard {
 				msg, err = p.EnactCard(cardIdx, choiceIdx)
@@ -24,9 +31,12 @@ func RunSimpleTerminalUI[C StatsCollection](p *Player[C]) error {
 				msg, err = p.EnactPermanentAction(cardIdx, choiceIdx)
 			}
 			p.ReportError(err)
-			if p.DebugLevel < 1 && IsSeriousError(err) {
+			if IsSeriousError(err) {
+				if p.DebugLevel < 1 {
 					return err
 				}
+				continue
+			}
 			display(msg)
 			wait()
 		}
@@ -57,7 +67,7 @@ func wait() {
 	fmt.Scanln()
 }
 
-func pickNextAction[C StatsCollection](p *Player[C]) (isCard bool, cardIdx int, choiceIdx int) {
+func pickNextAction[C StatsCollection](p *Player[C]) (isCard bool, cardIdx int, choiceIdx int, err error) {
 	for {
 		cls()
 		needsDivider := displayMessageSection(p)
@@ -77,22 +87,19 @@ func pickNextAction[C StatsCollection](p *Player[C]) (isCard bool, cardIdx int,
 		max := displayHandMenu(p, handOffset)
 
 		divider()
-		var input string
 		fmt.Printf("Show just (M)essages, (S)tats, (A)ctions, make a choice (1-%d), or (Q)uit? >", max+1)
-		fmt.Scanln(&input)
-		input = strings.TrimSpace(input)
-		input = strings.ToLower(input)
+		input := getResponse()
 		switch input {
 		// Special cases
-		case "m":
+		case "m", "msg", "message", "messages":
 			cls()
 			displayMessageSection(p)
 			wait()
-		case "s":
+		case "s", "stat", "stats":
 			statsMode(p)
-		case "a":
+		case "a", "act", "actions":
 			actionsMode(p)
-		case "q":
+		case "q", "quit", "exit":
 			confirmQuit()
 		default:
 			i, err := strconv.Atoi(input)
@@ -114,16 +121,16 @@ func pickNextAction[C StatsCollection](p *Player[C]) (isCard bool, cardIdx int,
 			} else if i < handOffset {
 				cls()
 				i -= actionsOffset
-				option, ok := promptPermanentAction(p, i)
-				if ok {
-					return false, i, option
+				option, promptErr := promptCard(p, p.PermanentActions[i])
+				if option >= 0 || IsSeriousError(promptErr) {
+					return false, i, option, promptErr
 				}
 			} else {
 				cls()
 				i -= handOffset
-				option, ok := promptCard(p, i)
-				if ok {
-					return true, i, option
+				option, promptErr := promptCard(p, p.Hand[i])
+				if option >= 0 || IsSeriousError(promptErr) {
+					return true, i, option, nil
 				}
 			}
 		}
@@ -134,6 +141,14 @@ func cls() {
 	fmt.Println("\033[H\033[2J")
 }
 
+func getResponse() string {
+	var input string
+	fmt.Scanln(&input)
+	input = strings.TrimSpace(input)
+	input = strings.ToLower(input)
+	return input
+}
+
 func divider() {
 	fmt.Println()
 	fmt.Println(SectionBreak.String())
@@ -143,11 +158,8 @@ func divider() {
 func confirmQuit() {
 	divider()
 	fmt.Println("Are you sure you want to quit? (Y/N) ")
-	var s string
-	fmt.Scanln(&s)
-	s = strings.TrimSpace(s)
-	s = strings.ToLower(s)
-	if strings.HasPrefix(s, "y") {
+	s := getResponse()
+	if s == "y" || s == "yes" {
 		fmt.Println("Bye!")
 		os.Exit(0)
 	}
@@ -211,3 +223,94 @@ func displayHandMenu[C StatsCollection](p *Player[C], offset int) int {
 	}
 	return offset + len(p.Hand)
 }
+
+// promptCard asks the player to take an action on a card. Returns the option
+// they chose, or -1 if there was a serious error or they cancelled selection.
+func promptCard[C StatsCollection](p *Player[C], card Card[C]) (optionIdx int, err error) {
+	// Iterate until the player makes a valid choice.
+	for {
+		opts, valid, err := displayCard(p, card)
+		if IsSeriousError(err) {
+			return -1, err
+		}
+		fmt.Println()
+		if valid {
+			fmt.Printf("Go (B)ack, (Q)uit, or enact a choice (1 - %d)? >", len(opts)+1)
+		} else {
+			fmt.Print("Go (B)ack or (Q)uit? >")
+		}
+		read := getResponse()
+		switch read {
+		case "b", "back":
+			return -1, err
+		case "q", "quit":
+			confirmQuit()
+		default:
+			i, convErr := strconv.Atoi(read)
+			if convErr != nil {
+				fmt.Println("Sorry, I don't understand.")
+				wait()
+			} else if !valid {
+				fmt.Println("You can't enact anything here.")
+				wait()
+			} else if i <= 0 || i > len(opts) {
+				fmt.Println("That's not one of the options.")
+				wait()
+			} else if !opts[i-1].Enabled(p) {
+				fmt.Println("That option is not available to you right now.")
+				wait()
+			} else {
+				return i - 1, err
+			}
+		}
+		// Invalid selection made -- loop to prompt again.
+	}
+}
+
+func displayCard[C StatsCollection](p *Player[C], card Card[C]) ([]CardOption[C], bool, error) {
+	cls()
+	t := card.Title(p).String()
+	urgent := card.Urgent(p)
+	if urgent {
+		t = "[URGENT!] " + t
+	}
+	fmt.Println(t)
+	fmt.Println(strings.Repeat("-", len(t)))
+	fmt.Println()
+	event, err := card.EventText(p)
+	if IsSeriousError(err) {
+		return nil, false, err
+	}
+	var errs ErrorCollector
+	errs.Add(err)
+	fmt.Println(event.String())
+	fmt.Println()
+	fmt.Println(SectionBreak.String())
+	fmt.Println()
+	lockout := false
+	if !urgent && p.HasUrgentCards() {
+		fmt.Println("<You have more urgent matters to attend to! You cannot act on this right now.>")
+		fmt.Println()
+		lockout = true
+	}
+	opts, optErr := card.Options(p)
+	errs.Add(optErr)
+	if IsSeriousError(optErr) {
+		return nil, false, errs.Emit()
+	}
+	valid := false
+	for i, opt := range opts {
+		pfx := "[xx]:"
+		if !lockout && opt.Enabled(p) {
+			pfx = fmt.Sprintf("[%2d]:", i+1)
+			valid = true
+		}
+		t, err := opt.OptionText(p)
+		errs.Add(err)
+		if IsSeriousError(err) {
+			return nil, false, errs.Emit()
+		}
+		fmt.Println(pfx, t.String())
+	}
+	return opts, valid, errs.Emit()
+}