refactor stuff

cmd/signup/main.go

@@ -33,9 +33,10 @@ in /etc/pam.d/sshd
 const maxInputLength int = 4000
 
 type TownApplication struct {
-	Email string
+	Email    string
-
+	HowFound string
-	// TODO
+	Why      string
+	Where    string
 }
 
 type streams struct {
@@ -97,26 +98,17 @@ func cli(s *streams) error {
 
 	player := newCharacter("you", "TODO")
 
-	currentScene := "start"
-
-	sceneTransition := func(text string) {
-		fmt.Fprintln(msgScroll, heredoc.Doc(`
-
-			[purple]----------[-:-:-]
-			
-		`))
-		fmt.Fprintln(msgScroll, text)
-	}
-
 	type scene struct {
+		Name        string
 		Description string
 		InBuff      io.ReadWriter
 		InLength    int
 		Host        *character
 	}
 
-	scenes := map[string]*scene{
+	scenes := []*scene{
-		"start": {
+		{
+			Name: "start",
 			Description: heredoc.Doc(`
 				You open your eyes.
 
@@ -136,7 +128,8 @@ func cli(s *streams) error {
 			Host:   newCharacter("wire guy", "a lil homonculus made of discarded computer cables"),
 			InBuff: bytes.NewBuffer([]byte{}),
 		},
-		"nodded": {
+		{
+			Name: "nodded",
 			Description: heredoc.Doc(`
 				The workshop fades away. You hear the sound of a dial up modem 
 				in the distance.
@@ -158,7 +151,8 @@ func cli(s *streams) error {
 			InBuff: bytes.NewBuffer([]byte{}),
 			Host:   newCharacter("the shrike", "a little grey bird. it has a pretty song."),
 		},
-		"leaned": {
+		{
+			Name: "leaned",
 			Description: heredoc.Doc(`
 				You sink backwards into the forest. You find yourself floating in darkness.
 
@@ -176,7 +170,8 @@ func cli(s *streams) error {
 			InBuff: bytes.NewBuffer([]byte{}),
 			Host:   newCharacter("the vcr", "a black and grey VCR from 1991"),
 		},
-		"spun": {
+		{
+			Name: "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
@@ -199,7 +194,8 @@ func cli(s *streams) error {
 			InBuff: bytes.NewBuffer([]byte{}),
 			Host:   newCharacter("the mop", "a greying mop with a wooden handle."),
 		},
-		"done": {
+		{
+			Name: "spun",
 			Description: heredoc.Doc(`
 				thank you for applying to tilde.town! 
 
@@ -213,6 +209,27 @@ func cli(s *streams) error {
 		},
 	}
 
+	sceneIx := 0
+	currentScene := scenes[sceneIx]
+
+	advanceScene := func(fromScene, sorryMsg string) {
+		if currentScene.Name != fromScene {
+			return
+		}
+		if currentScene.InLength == 0 {
+			fmt.Fprintln(msgScroll, currentScene.Host.Say(sorryMsg))
+			return
+		}
+		sceneIx++
+		currentScene = scenes[sceneIx]
+		fmt.Fprintln(msgScroll, heredoc.Doc(`
+
+			[purple]----------[-:-:-]
+			
+		`))
+		fmt.Fprintln(msgScroll, currentScene.Description)
+	}
+
 	handleInput := func(msg string) {
 		trimmed := strings.TrimSpace(msg)
 		if trimmed == "" {
@@ -228,58 +245,23 @@ func cli(s *streams) error {
 				app.Stop()
 			case "look":
 				fmt.Fprintln(msgScroll, "")
-				fmt.Fprintln(msgScroll, scenes[currentScene].Description)
+				fmt.Fprintln(msgScroll, currentScene.Description)
 			// TODO refactor into a state machine
 			case "nod":
-				if currentScene != "start" {
+				advanceScene("start",
-					return
+					"i'm sorry, before going further could you share an email with me?")
-				}
-				if scenes[currentScene].InLength == 0 {
-					fmt.Fprintln(msgScroll,
-						scenes[currentScene].Host.Say("i'm sorry, before going further could you share an email with me?"))
-					return
-				}
-				currentScene = "nodded"
-				sceneTransition(scenes[currentScene].Description)
 			case "lean":
-				if currentScene != "nodded" {
+				advanceScene("nodded", "phweeturpff")
-					return
-				}
-				if scenes[currentScene].InLength == 0 {
-					fmt.Fprintln(msgScroll,
-						scenes[currentScene].Host.Say("phweeturpff"))
-					return
-				}
-				currentScene = "leaned"
-				sceneTransition(scenes[currentScene].Description)
 			case "spin":
-				if currentScene != "leaned" {
+				advanceScene("leaned", "hmm did you say something?")
-					return
-				}
-				if scenes[currentScene].InLength == 0 {
-					fmt.Fprintln(msgScroll,
-						scenes[currentScene].Host.Say("hmm did you say something?"))
-					return
-				}
-				currentScene = "spun"
-				sceneTransition(scenes[currentScene].Description)
 			case "open":
-				if currentScene != "spun" {
+				advanceScene("spun", "just the one last thing please")
-					return
-				}
-				if scenes[currentScene].InLength == 0 {
-					fmt.Fprintln(msgScroll,
-						scenes[currentScene].Host.Say("just the one last thing please"))
-					return
-				}
-				currentScene = "done"
-				sceneTransition(scenes[currentScene].Description)
 			}
 			return
 		}
 		fmt.Fprintln(msgScroll, player.Say(msg))
-		fmt.Fprintln(scenes[currentScene].InBuff, msg)
+		fmt.Fprintln(currentScene.InBuff, msg)
-		scenes[currentScene].InLength += len(msg)
+		currentScene.InLength += len(msg)
 	}
 
 	app.SetInputCapture(func(event *tcell.EventKey) *tcell.EventKey {
@@ -294,7 +276,7 @@ func cli(s *streams) error {
 	})
 
 	app.SetAfterDrawFunc(func(_ tcell.Screen) {
-		fmt.Fprintln(msgScroll, scenes[currentScene].Description)
+		fmt.Fprintln(msgScroll, currentScene.Description)
 		app.SetAfterDrawFunc(nil)
 	})