MOVED frontend out of Vaadin/Spring

frontend/components/ClipRangeSlider.tsx

@@ -0,0 +1,52 @@
+import RangeSlider from 'react-range-slider-input';
+import 'react-range-slider-input/dist/style.css';
+import {useRef} from "react";
+import clsx from 'clsx';
+import { VideoMetadata } from "../utils/Endpoints"
+
+type Props = {
+    videoRef: HTMLVideoElement | null;
+    videoMetadata: VideoMetadata;
+    setSliderValue: Function;
+    setMetadata: Function;
+    className?: string;
+};
+
+export default function ClipRangeSlider({videoRef,
+                                            videoMetadata,
+                                            setSliderValue,
+                                            setMetadata,
+                                            className}: Props) {
+    const previousRangeSliderInput = useRef<[number, number]>([0, 0]);
+
+    const handleRangeSliderInput = (val: [number, number]) => {
+        if (!videoRef) return;
+
+        if (previousRangeSliderInput.current[0] != val[0]) {
+            videoRef.currentTime = val[0];
+            setSliderValue(val[0]);
+        } else if (previousRangeSliderInput.current[1] != val[1]) {
+            videoRef.currentTime = val[1];
+            setSliderValue(val[1]);
+        }
+
+        setMetadata((prevState: VideoMetadata) => ({
+            ...prevState,
+            startPoint: val[0],
+            endPoint: val[1]
+        }
+        ))
+        previousRangeSliderInput.current = val;
+    };
+
+    return (
+        <RangeSlider
+            min={0}
+            max={videoMetadata.endPoint}
+            step={0.1}
+            onInput={handleRangeSliderInput}
+            className={clsx(className)}
+            id={"range-slider"}
+        />
+    )
+}