Add ttyrec library function

Remove welcome screen data
Cleanup user screen menu

Makefile

@@ -15,6 +15,7 @@ run:
 	  nethack-launcher/create_initial_files.go \
 	  nethack-launcher/create_user_files.go \
 	  nethack-launcher/janitor.go \
+	  nethack-launcher/library.go \
 	  nethack-launcher/nethack-launcher.go \
 	  nethack-launcher/print_change_password_screen.go \
 	  nethack-launcher/print_high_scores.go \

nethack-launcher/library.go

@@ -0,0 +1,144 @@
+package main
+
+import (
+	"bufio"
+	"fmt"
+	"io/ioutil"
+	"os"
+	"os/exec"
+	"strconv"
+	"strings"
+
+	"gopkg.in/redis.v5"
+)
+
+func printLibraryScreen(redisClient *redis.Client, username string) {
+	// print header
+	fmt.Printf(" %s\n", config.NethackLauncher.ServerDisplay)
+	println("")
+
+	println(" Choose a users library to view ('enter' without selection returns)")
+	println("")
+
+	us, err := ioutil.ReadDir(fmt.Sprintf("/%s/user", config.NethackLauncher.HackDir))
+	if err != nil {
+		println(" No users exist ('enter' without selection returns)")
+		panic(err)
+	}
+
+	users := make(map[int]string)
+	usersTimer := 1
+	for _, u := range us {
+		fmt.Printf(" %d) %s\n", usersTimer, u.Name())
+
+		// add user to line map
+		users[usersTimer] = fmt.Sprintf("%s", u.Name())
+		usersTimer++
+	}
+
+	fmt.Println("")
+	fmt.Printf(">> ")
+	// start user input
+
+	// disable input buffering
+	exec.Command("stty", "-F", "/dev/tty", "cbreak", "min", "1").Run()
+	// do not display entered characters on the screen
+	exec.Command("stty", "-F", "/dev/tty", "-echo").Run()
+
+	var b []byte = make([]byte, 1)
+	for {
+		os.Stdin.Read(b)
+		s, _ := strconv.Atoi(string(b))
+
+		// check if user is trying to navigate
+		if string(b) == "\n" {
+			exec.Command("stty", "-F", "/dev/tty", "echo", "-cbreak").Run()
+			clearScreen()
+			if username == "" {
+				clearScreen()
+				printWelcomeScreen(redisClient)
+			} else {
+				clearScreen()
+				printUserScreen(redisClient, username)
+			}
+		}
+		// check if selection is in out map
+		if users[s] != "" {
+			user := strings.Split(users[s], ":")
+			fmt.Printf("going to spectate '%s'\n", user[0])
+			clearScreen()
+			printUserLibraryScreen(redisClient, username, user[0])
+		}
+	}
+}
+
+func printUserLibraryScreen(redisClient *redis.Client, username, currentUser string) {
+	// print header
+	fmt.Printf(" %s\n", config.NethackLauncher.ServerDisplay)
+	println("")
+
+	println(" Choose a ttyrec to view ('enter' without selection returns)")
+	println(" The following keybinds are available during playback:")
+	println("   • + or f: double the speed of playback")
+	println("   • - or s: halve the speed of playback")
+	println("   • 0:      set playback speed to 0, pausing playback")
+	println("   • 1:      set playback speed to 1 again")
+	println("")
+
+	t, err := ioutil.ReadDir(fmt.Sprintf("/%s/user/%s/ttyrec", config.NethackLauncher.HackDir, currentUser))
+	if err != nil {
+		println(" No ttyrecs exist ('enter' without selection returns)")
+		panic(err)
+	}
+
+	ttyrecs := make(map[int]string)
+	ttyrecsTimer := 1
+	for _, ty := range t {
+		fmt.Printf(" %d) %s\n", ttyrecsTimer, ty.Name())
+
+		// add user to line map
+		ttyrecs[ttyrecsTimer] = fmt.Sprintf("%s", ty.Name())
+		ttyrecsTimer++
+	}
+
+	fmt.Println("")
+	fmt.Printf(">> ")
+	// start user input
+
+	// disable input buffering
+	exec.Command("stty", "-F", "/dev/tty", "cbreak", "min", "1").Run()
+	// enable showing input on screen
+	exec.Command("stty", "-F", "/dev/tty", "echo", "-cbreak").Run()
+
+	scanner := bufio.NewScanner(os.Stdin)
+	for scanner.Scan() {
+		if scanner.Text() == "" {
+			clearScreen()
+			printLibraryScreen(redisClient, username)
+		}
+		// save input
+		s := scanner.Text()
+		sel, err := strconv.Atoi(s)
+		if err != nil {
+			fmt.Printf(" There was a problem with your last entry.\n>> ")
+		}
+		// check if selection is in our map
+		if ttyrecs[sel] != "" {
+			fmt.Printf("going to watch '%s'\n", ttyrecs[sel])
+			clearScreen()
+
+			// set ttyrec path
+			ttyrecPath := fmt.Sprintf("%s/user/%s/ttyrec/%s", config.NethackLauncher.HackDir, username, ttyrecs[sel])
+			tp := exec.Command("ttyplay", ttyrecPath)
+			tp.Stdout = os.Stdout
+			tp.Stdin = os.Stdin
+			tp.Stderr = os.Stderr
+			err := tp.Run()
+			if err != nil {
+				fmt.Print(err)
+			}
+		}
+		clearScreen()
+		printUserLibraryScreen(redisClient, username, currentUser)
+	}
+}

nethack-launcher/print_user_screen.go

@@ -12,19 +12,25 @@ import (
 func printUserScreen(redisClient *redis.Client, username string) string {
 	clearScreen()
 	fmt.Printf(" %s\n", config.NethackLauncher.ServerDisplay)
-	println("")
 	fmt.Printf(" Logged in as: %s\n", username)
 	println("")
+	println("Global")
 	println(" l) Logout")
 	println(" c) Change password")
 	println(" w) Watch games in progress")
+	println(" x) Browse library of ttyrecs")
+	println("")
+	println("Shadow of the Wyrm")
+	println(" f) Edit SOTW config")
+	fmt.Printf(" o) Play Shadow of the Wyrm %s\n", config.NethackLauncher.SotwVersion)
+	println("")
+	println("Nethack")
 	println(" h) View NetHack highscores")
 	println(" a) View all NetHack scores")
 	println(" e) Edit NetHack config")
-	println(" f) Edit SOTW config")
 	println(" r) Recover NetHack from crash")
 	fmt.Printf(" p) Play NetHack %s\n", config.NethackLauncher.NethackVersion)
-	fmt.Printf(" o) Play Shadow of the Wyrm %s\n", config.NethackLauncher.SotwVersion)
+	println("")
 	println(" q) Quit")
 	println("")
 	fmt.Printf(">> ")
@@ -83,6 +89,9 @@ func printUserScreen(redisClient *redis.Client, username string) string {
 		case "w":
 			clearScreen()
 			printProgressScreen(redisClient, username)
+		case "x":
+			clearScreen()
+			printLibraryScreen(redisClient, username)
 		case "h":
 			clearScreen()
 			printHighScores(redisClient, username)

nethack-launcher/print_welcome_screen.go

@@ -11,14 +11,11 @@ import (
 func printWelcomeScreen(redisClient *redis.Client) string {
 	clearScreen()
 	fmt.Printf(" %s\n", config.NethackLauncher.ServerDisplay)
-	println("")
 	println(" Not logged in.")
 	println("")
 	println(" l) Login")
 	println(" r) Register new user")
 	println(" w) Watch games in progress")
-	println(" h) View highscores")
-	println(" a) View all scores")
 	println(" q) Quit")
 	println("")
 	fmt.Printf(">> ")
@@ -45,12 +42,6 @@ func printWelcomeScreen(redisClient *redis.Client) string {
 		case "w":
 			clearScreen()
 			printProgressScreen(redisClient, "")
-		case "h":
-			clearScreen()
-			printHighScores(redisClient, "")
-		case "a":
-			clearScreen()
-			printAllScores(redisClient, "")
 		case "q":
 			exec.Command("stty", "-F", "/dev/tty", "echo", "-cbreak").Run()
 			clearScreen()