Torjus Håkestad
aa569aac16
Zork-style dungeon crawler set in an abandoned data center / medieval dungeon. 11 rooms, 6 items, 3 puzzles (dark room, locked door, maintenance panel), standard text adventure parser with verb aliases and direction shortcuts. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
115 lines
2.8 KiB
Go
115 lines
2.8 KiB
Go
package adventure
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import (
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"context"
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"errors"
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"fmt"
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"io"
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"strings"
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"time"
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"git.t-juice.club/torjus/oubliette/internal/shell"
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)
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const sessionTimeout = 10 * time.Minute
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// AdventureShell implements a Zork-style text adventure set in a dungeon/data center.
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type AdventureShell struct{}
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// NewAdventureShell returns a new AdventureShell instance.
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func NewAdventureShell() *AdventureShell {
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return &AdventureShell{}
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}
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func (a *AdventureShell) Name() string { return "adventure" }
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func (a *AdventureShell) Description() string { return "Zork-style text adventure dungeon crawler" }
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func (a *AdventureShell) Handle(ctx context.Context, sess *shell.SessionContext, rw io.ReadWriteCloser) error {
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ctx, cancel := context.WithTimeout(ctx, sessionTimeout)
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defer cancel()
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dungeonName := configString(sess.ShellConfig, "dungeon_name", "THE OUBLIETTE")
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game := newGame()
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// Print banner and initial room.
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banner := strings.ReplaceAll(adventureBanner(dungeonName), "\n", "\r\n")
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fmt.Fprint(rw, banner)
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// Show starting room.
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startDesc := game.describeRoom(game.rooms[game.currentRoom])
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startDesc = strings.ReplaceAll(startDesc, "\n", "\r\n")
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fmt.Fprintf(rw, "%s\r\n\r\n", startDesc)
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for {
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if _, err := fmt.Fprint(rw, "> "); err != nil {
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return nil
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}
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line, err := shell.ReadLine(ctx, rw)
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if errors.Is(err, io.EOF) {
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fmt.Fprint(rw, "\r\n")
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return nil
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}
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if err != nil {
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return nil
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}
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trimmed := strings.TrimSpace(line)
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if trimmed == "" {
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continue
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}
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result := game.dispatch(trimmed)
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var output string
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if result.output != "" {
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output = result.output
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output = strings.ReplaceAll(output, "\r\n", "\n")
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output = strings.ReplaceAll(output, "\n", "\r\n")
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fmt.Fprintf(rw, "%s\r\n", output)
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}
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// Log command and output to store.
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if sess.Store != nil {
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if err := sess.Store.AppendSessionLog(ctx, sess.SessionID, trimmed, output); err != nil {
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return fmt.Errorf("append session log: %w", err)
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}
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}
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if result.exit {
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return nil
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}
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}
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}
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func adventureBanner(dungeonName string) string {
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return fmt.Sprintf(`
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___ _ _ ____ _ ___ _____ _____ _____
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/ _ \| | | | __ )| | |_ _| ____|_ _|_ _| ___
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| | | | | | | _ \| | | || _| | | | | / _ \
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| |_| | |_| | |_) | |___ | || |___ | | | | | __/
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\___/ \___/|____/|_____|___|_____| |_| |_| \___|
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Welcome to %s.
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You wake up in the dark. The air is cold and hums with electricity.
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This is a place where things are put to be forgotten.
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Type 'help' for commands. Type 'look' to examine your surroundings.
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`, dungeonName)
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}
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// configString reads a string from the shell config map with a default.
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func configString(cfg map[string]any, key, defaultVal string) string {
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if cfg == nil {
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return defaultVal
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}
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if v, ok := cfg[key]; ok {
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if s, ok := v.(string); ok && s != "" {
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return s
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}
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}
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return defaultVal
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}
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