record user inputs

cmd/signup/main.go

@@ -1,6 +1,7 @@
 package main
 
 import (
+	"bytes"
 	"fmt"
 	"io"
 	"os"
@@ -29,6 +30,8 @@ auth [success=done default=ignore] pam_succeed_if.so user ingroup join
 in /etc/pam.d/sshd
 */
 
+const maxInputLength int = 4000
+
 type TownApplication struct {
 	Email string
 
@@ -48,6 +51,7 @@ func cli(s *streams) error {
 	input := tview.NewTextArea()
 	input.SetBorder(true).SetBorderColor(tcell.ColorPaleTurquoise)
 	input.SetTitle("press ctrl+d to send")
+	input.SetMaxLength(2000)
 
 	title := tview.NewTextView()
 	title.SetDynamicColors(true)
@@ -75,7 +79,6 @@ func cli(s *streams) error {
 		try a [-:-:b]verb[-:-:-] using [-:-:b]/[-:-:-] like:
 
 		[-:-:b]/nod[-:-:-]
-
 	`))
 
 	innerFlex.SetDirection(tview.FlexColumn)
@@ -94,7 +97,7 @@ func cli(s *streams) error {
 
 	player := newCharacter("you", "TODO")
 
-	currentScreen := "start"
+	currentScene := "start"
 
 	sceneTransition := func(text string) {
 		fmt.Fprintln(msgScroll, heredoc.Doc(`
@@ -105,9 +108,15 @@ func cli(s *streams) error {
 		fmt.Fprintln(msgScroll, text)
 	}
 
-	scenes := map[string]func(){
-		"start": func() {
-			fmt.Fprintln(msgScroll, heredoc.Doc(`
+	type scene struct {
+		Description string
+		InBuff      io.ReadWriter
+		InLength    int
+	}
+
+	scenes := map[string]*scene{
+		"start": {
+			Description: heredoc.Doc(`
 				You open your eyes.
 
 				You're in some kind of workshop. 
@@ -122,10 +131,11 @@ func cli(s *streams) error {
 					first, please let me know what a good [-:-:b]email address[-:-:-] is for you?
 					just say it out loud. as many times as you need. to get it right.
 					when you're ready to move on, [-:-:b]/nod[-:-:-]
-			`))
+			`),
+			InBuff: bytes.NewBuffer([]byte{}),
 		},
-		"nodded": func() {
-			sceneTransition(heredoc.Doc(`
+		"nodded": {
+			Description: heredoc.Doc(`
 				The workshop fades away. You hear the sound of a dial up modem 
 				in the distance.
 
@@ -142,10 +152,11 @@ func cli(s *streams) error {
 
 					just say your answer out loud. when you've said what you want, [-:-:b]/lean[-:-:-]
 					against a tree.
-			`))
+			`),
+			InBuff: bytes.NewBuffer([]byte{}),
 		},
-		"leaned": func() {
-			sceneTransition(heredoc.Doc(`
+		"leaned": {
+			Description: heredoc.Doc(`
 				You sink backwards into the forest. You find yourself floating in darkness.
 
 				At the far reaches of your vision you can make out a faint neon grid. Around you
@@ -158,10 +169,11 @@ func cli(s *streams) error {
 
 					as usual, just say your answer. when you're satisfied, please [-:-:b]/spin[-:-:-]
 					around in this void.
-			`))
+			`),
+			InBuff: bytes.NewBuffer([]byte{}),
 		},
-		"spun": func() {
-			sceneTransition(heredoc.Doc(`
+		"spun": {
+			Description: heredoc.Doc(`
 				You realize your eyes have been shut. You open them and, in an instant,
 				the neon grid and polygons are gone. You're in a convenience store. Outside
 				it's dark besides a single pool of light coming from a street lamp. it's illuminating
@@ -179,10 +191,11 @@ func cli(s *streams) error {
 
 					when you're happy you can submit this whole experience by leaving the
 					store. just [-:-:b]/open[-:-:-] the door.
-			`))
+			`),
+			InBuff: bytes.NewBuffer([]byte{}),
 		},
-		"done": func() {
-			sceneTransition(heredoc.Doc(`
+		"done": {
+			Description: heredoc.Doc(`
 				thank you for applying to tilde.town! 
 
 				please be on the look out for an email from [-:-:b]root@tilde.town[-:-:-]
@@ -190,7 +203,8 @@ func cli(s *streams) error {
 				you can [-:-:b]/quit[-:-:-] now
 
 				ok bye have a good one~
-			`))
+			`),
+			InBuff: bytes.NewBuffer([]byte{}),
 		},
 	}
 
@@ -207,35 +221,44 @@ func cli(s *streams) error {
 			switch strings.TrimPrefix(trimmed, "/") {
 			case "quit":
 				os.Exit(0)
+			case "look":
+				fmt.Fprintln(msgScroll, "")
+				fmt.Fprintln(msgScroll, scenes[currentScene].Description)
 			// TODO refactor into a state machine
 			case "nod":
-				if currentScreen != "start" {
+				if currentScene != "start" {
 					return
 				}
-				currentScreen = "nodded"
-				scenes[currentScreen]()
+				if scenes[currentScene].InLength > 0 {
+					currentScene = "nodded"
+					sceneTransition(scenes[currentScene].Description)
+				} else {
+					// say sorry, ask for input
+				}
 			case "lean":
-				if currentScreen != "nodded" {
+				if currentScene != "nodded" {
 					return
 				}
-				currentScreen = "leaned"
-				scenes[currentScreen]()
+				currentScene = "leaned"
+				sceneTransition(scenes[currentScene].Description)
 			case "spin":
-				if currentScreen != "leaned" {
+				if currentScene != "leaned" {
 					return
 				}
-				currentScreen = "spun"
-				scenes[currentScreen]()
+				currentScene = "spun"
+				sceneTransition(scenes[currentScene].Description)
 			case "open":
-				if currentScreen != "spun" {
+				if currentScene != "spun" {
 					return
 				}
-				currentScreen = "done"
-				scenes[currentScreen]()
+				currentScene = "done"
+				sceneTransition(scenes[currentScene].Description)
 			}
 			return
 		}
 		fmt.Fprintln(msgScroll, player.Say(msg))
+		fmt.Fprintln(scenes[currentScene].InBuff, msg)
+		scenes[currentScene].InLength += len(msg)
 	}
 
 	app.SetInputCapture(func(event *tcell.EventKey) *tcell.EventKey {
@@ -250,7 +273,7 @@ func cli(s *streams) error {
 	})
 
 	app.SetAfterDrawFunc(func(_ tcell.Screen) {
-		scenes[currentScreen]()
+		fmt.Fprintln(msgScroll, scenes[currentScene].Description)
 		app.SetAfterDrawFunc(nil)
 	})