fix the bugs with skipping

src/client/app.tsx

@@ -13,9 +13,11 @@ calvin (mathstruck) "Wow, did you know that $a^2+b^2=c^2$?"
 
 calvin (thinking) "Something else"
 
-bridget (surprised) "Me again"
+bridget (surprised) "Me again000000"
 
-kit (smiling) "I'm Kit!"
+kit (smiling) "I'm Kit 1!"
+
+kit (smiling) "I'm Kit 2!"
 
 board ""
 

src/client/player/DialogText.tsx

@@ -1,26 +1,51 @@
-import { useEffect, useLayoutEffect, useState } from "react";
+import { ForwardedRef, forwardRef, useEffect, useImperativeHandle, useLayoutEffect, useRef, useState } from "react";
 import { MathText } from "./MathText";
 
-export const DialogText = (props: {children: string, onFinish?: () => void}) => {
-	const {children: str, onFinish} = props;
+export type DialogTextImperatives = {
+	skip(): void;
+}
+
+export const DialogText = forwardRef((props: {children: string, speed?: number, onFinish?: () => void}, forwardedRef: ForwardedRef<DialogTextImperatives>) => {
+	const {children: str, onFinish, speed = 15} = props;
 	const [len, setLen] = useState(0);
+	const interval = useRef<unknown>(null);
+
+	useImperativeHandle(forwardedRef, () => {
+		return {
+			skip() {
+				setLen(str.length);
+			}
+		}
+	}, [str, setLen]);
 
 	useLayoutEffect(() => {
 		setLen(0);
 	}, [str]);
 
 	useEffect(() => {
-		const interval = setInterval(() => {
-			setLen(l => Math.max(l+1, str.length));
-		}, 70);
-		if (len === str.length) {
-			// clearInterval(interval);
-			onFinish && onFinish();
-		}
+		interval.current = setInterval(() => {
+			setLen(l => {
+				return Math.min(l+1, str.length)
+			});
+		}, 1000/speed);
 		return () => {
-			clearInterval(interval);
+			if (interval.current) {
+				clearInterval(interval.current as any);
+				interval.current = null;
+			}
 		};
 	}, [str, setLen]);
 
+	useLayoutEffect(() => {
+		if (len === str.length) {
+			if (interval.current) {
+				clearInterval(interval.current as any);
+				interval.current = null;
+			}
+			console.log("onFinish");
+			onFinish && onFinish();
+		}
+	}, [len]);
+
 	return <MathText>{str.slice(0, len)}</MathText>
-}
+});

src/client/player/Player.tsx

@@ -3,7 +3,7 @@ import { Mathuscript, parseMathuscript } from "./parse";
 import { useCallback, useMemo, useRef, useState } from "react";
 import { MathText } from "./MathText";
 import { characterData } from "./data";
-import { DialogText } from "./DialogText";
+import { DialogText, DialogTextImperatives } from "./DialogText";
 
 type VisualState = {
 	turn: number,
@@ -45,7 +45,6 @@ const afterStep = (state: VisualState, step: Mathuscript[number]): VisualState =
 		dialog.emotion = char.emotion;
 		dialog.text = step.text;
 	}
-	console.log(newState);
 	return newState;
 }
 
@@ -65,16 +64,18 @@ export const MathuscriptPlayer = (props: { script: string }) => {
 	const [index, setIndex] = useState(0);
 	const [visualState, setVisualState] = useState<VisualState>({turn: 0, characters: [], board: {text: ""}, dialog: {name: null, emotion: "", text: ""}});
 	const dialogGoing = useRef(false);
+	const dialogTextRef = useRef<DialogTextImperatives>(null);
 
 	const doStep = useCallback(() => {
+		goAgain.current = false;
 		if (dialogGoing.current) {
-			console.log("dialog running");
+			if (dialogTextRef.current) {
+				dialogTextRef.current.skip();
+			}
 			return;
 		}
-		goAgain.current = false;
 		const step = parsedScript[index];
 		if (step) {
-			console.log(step);
 			setIndex(i => i+1);
 			setVisualState(state => afterStep(state, step));
 			if (step.name === "board") {
@@ -87,6 +88,10 @@ export const MathuscriptPlayer = (props: { script: string }) => {
 		}
 	}, [index, parsedScript, setIndex, setVisualState]);
 
+	const onDialogFinish = useCallback(() => {
+		dialogGoing.current = false;
+	}, []);
+
 	if (goAgain.current) {
 		doStep();
 	}
@@ -218,9 +223,7 @@ export const MathuscriptPlayer = (props: { script: string }) => {
 								`}>
 									<strong>{speakingChar.displayName}</strong> {visualState.dialog.emotion && <em>({visualState.dialog.emotion})</em>}
 								</div>
-								<DialogText onFinish={() => {
-									dialogGoing.current = false;
-								}}>
+								<DialogText onFinish={onDialogFinish} ref={dialogTextRef}>
 									{visualState.dialog.text}
 								</DialogText>
 							</>