modified: src/app/component/Bus.tsx

new file:   src/app/component/GainSlider.tsx
	modified:   src/app/component/Strip.tsx
	modified:   src/app/page.tsx
	new file:   src/utils/GetComponentState.ts
	new file:   src/utils/StopPropagation.ts

src/app/component/Bus.tsx

@@ -13,6 +13,8 @@ import {
 import React from "react";
 import { StripBusOutput, StripBusOutputEvent } from "./StripBusOutput";
 import { EventCounter } from "@/utils/EventCounter";
+import { getComponentState } from "@/utils/GetComponentState";
+import { GainSlider, GainSliderOnChangeEvent } from "./GainSlider";
 
 export interface BusProps {
   values?: Partial<Omit<BusState, StateDefaultValueException>>;
@@ -24,7 +26,6 @@ export interface BusProps {
 type StateDefaultValueException = "";
 
 export interface BusState {
-  gain: number;
   muted: boolean;
   selected: boolean;
 }
@@ -45,56 +46,14 @@ export interface BusSelectToggle {
 }
 
 export class Bus extends React.Component<BusProps, BusState> {
-  private eventCounter = new EventCounter<"onSliderResetDefaults">();
   private defaultValues: Omit<BusState, StateDefaultValueException> = {
-    gain: 0,
     selected: false,
     muted: false,
   };
-  slider = styled(Slider)(({ theme }) => ({
-    "& .MuiSlider-valueLabel": {
-      top: 0,
-      fontFamily: '"Roboto","Helvetica","Arial",sans-serif',
-      fontWeight: 400,
-      fontSize: "0.75rem",
-      width:"4em",
-      letterSpacing: "0.03333em",
-      backgroundColor: "unset",
-      color: theme.palette.text.primary,
-      "&::before": {
-        display: "none",
-      },
-      "& *": {
-        background: "transparent",
-        color: theme.palette.mode === "dark" ? "#fff" : "#000",
-      },
-    },
-  }));
   constructor(props: BusProps) {
     super(props);
     let { values: initialValues } = props;
-    const getValue = (name: keyof typeof this.defaultValues) => {
+    this.state = getComponentState<BusState, "">(props.values, this.defaultValues);
-      if (initialValues === undefined) return this.defaultValues[name];
-      return initialValues[name] !== undefined
-        ? this.defaultValues[name]
-        : initialValues[name];
-    };
-    this.state = {
-      ...(Object.fromEntries(
-        Object.entries(this.defaultValues).map(([name]) => [
-          name,
-          getValue(name as keyof typeof this.defaultValues) as any,
-        ])
-      ) as Omit<BusState, StateDefaultValueException>),
-    };
-    this.eventCounter.on({
-      callback: this.onResetDefaults.bind(this),
-      count: 2,
-      name: "onSliderResetDefaults",
-    });
-  }
-  onResetDefaults() {
-    this.setState({ gain: this.defaultValues.gain });
   }
   onKeyDown(event: React.KeyboardEvent) {
     console.log(event);
@@ -103,25 +62,14 @@ export class Bus extends React.Component<BusProps, BusState> {
       event.preventDefault();
     }
   }
-  onGainChange(event: Event | React.ChangeEvent<HTMLInputElement>) {
+  onGainSliderChange(event: GainSliderOnChangeEvent) {
-    let changedGain = parseFloat((event.target as HTMLInputElement).value);
+    const { gain, type } = event;
-    if (changedGain > 12) changedGain = 12;
+    if (type === "GainChanged")
-    else if (changedGain < -60) changedGain = -60;
-    this.setState({
-      gain: changedGain,
-    });
       this.props.onChange({
         type: "StripGainChanged",
-      gain: changedGain,
+        gain,
       });
   }
-  onStripWheel(event: React.WheelEvent) {
-    console.log(event);
-  }
-  onSliderClick(event: React.MouseEvent) {
-    this.stopPropagation(event);
-    this.eventCounter.emit("onSliderResetDefaults");
-  }
   onMuteToggle(event: React.MouseEvent) {
     this.stopPropagation(event);
     this.setState(
@@ -156,26 +104,36 @@ export class Bus extends React.Component<BusProps, BusState> {
           spacing={0}
           sx={{ width: "inherit" }}
         >
-          {this.props.width > 600 ? (
+          {/* {this.props.width > 600 ? (
-            <TextField
+            // <TextField
               // inputProps={{
               //   "aria-labelledby": "input-slider",
               //   itemType: "number",
               //   style:{padding: 0}
               // }}
-              value={this.state.gain}
+              // value={Bus.percentToGain(this.state.gainPercent).toFixed(1)}
-              onWheel={(e) => this.onStripWheel(e)}
+              // onWheel={(e) => this.onStripWheel(e)}
-              onClick={(e) => this.stopPropagation(e)}
+              // onClick={(e) => this.stopPropagation(e)}
-              onChange={(e) => this.onGainChange(e as unknown as Event)}
+              // onChange={(e) => {
-              size="small"
+              //   e.target.value = Bus.gainToPercent(
-              label={this.props.name}
+              //     parseInt(e.target.value)
-              type="number"
+              //   ).toFixed(0);
-              variant="outlined"
+              //   this.onGainSliderChange(e as unknown as Event);
-              sx={{ minWidth: "100px", maxWidth: "100px" }}
+              // }}
-            />
+              // size="small"
+              // label={this.props.name}
+              // type="number"
+              // variant="outlined"
+              // sx={{
+              //   minWidth: "100px",
+              //   maxWidth: "100px",
+              //   height: "",
+              //   marginBlockEnd: "8px",
+              // }}
+            // />
           ) : (
             <Typography variant="caption">{this.props.name}</Typography>
-          )}
+          )} */}
 
           {/* {this.props.width <= 600 && (
             <Typography
@@ -189,27 +147,11 @@ export class Bus extends React.Component<BusProps, BusState> {
               {this.state.gain}dB
             </Typography>
           )} */}
-          <this.slider
+          <GainSlider
-            sx={{
+            sliderProps={{
-              // margin: "5px",
+              valueLabelDisplay: this.props.width > 600 ? "off" : "on",
-              marginInline: "10px",
             }}
-            valueLabelFormat={(e) => `${e} dB`}
+            onChange={(e) => this.onGainSliderChange(e)}
-            // orientation="vertical"
-            color={
-              (this.state.gain > 0 && this.state.gain < 12 && "warning") ||
-              (this.state.gain >= 12 && "error") ||
-              (this.state.gain < 0 && "info") ||
-              "primary"
-            }
-            defaultValue={0.0}
-            step={0.1}
-            min={-60}
-            max={12}
-            value={this.state.gain}
-            valueLabelDisplay={this.props.width > 600 ? "off" : "on"}
-            onChange={(e) => this.onGainChange(e)}
-            onClick={(e) => this.onSliderClick(e)}
           />
 
           <ButtonGroup>

src/app/component/GainSlider.tsx

@@ -0,0 +1,153 @@
+import { EventCounter } from "@/utils/EventCounter";
+import { getComponentState } from "@/utils/GetComponentState";
+import { stopPropagation } from "@/utils/StopPropagation";
+import { Slider, SliderOwnProps, styled } from "@mui/material";
+import React from "react";
+
+export type GainSliderOnChangeEventType = "GainChanged";
+
+export interface GainSliderOnChangeEvent {
+  type: GainSliderOnChangeEventType;
+  gain: number;
+}
+
+export interface GainSliderOwnProps {
+  gain?: number;
+  onChange: (event: GainSliderOnChangeEvent) => any;
+}
+export interface GainSliderOwnState {
+  gainPercent: number;
+}
+export type GainSliderProps = GainSliderOwnProps& {sliderProps?: SliderOwnProps}
+export const SliderStyled = styled(Slider)(({ theme }) => ({
+  "& .MuiSlider-thumb": {
+    width: "25px",
+    height: "25px",
+  },
+  "& .MuiSlider-valueLabel": {
+    top: 10,
+    left: -10,
+    fontFamily: '"Roboto","Helvetica","Arial",sans-serif',
+    fontWeight: 400,
+    fontSize: "0.75rem",
+    width: "4em",
+    letterSpacing: "0.03333em",
+    backgroundColor: "unset",
+    color: theme.palette.text.primary,
+    "&::before": {
+      display: "none",
+    },
+    "& *": {
+      background: "transparent",
+      color: theme.palette.mode === "dark" ? "#000" : "#fff",
+    },
+  },
+}));
+
+export class GainSlider extends React.Component<
+GainSliderProps,
+  GainSliderOwnState
+> {
+  /*[fromRangeMin, fromRangeMax],
+    [toRangeMin, toRangeMax]*/
+  private static o = {
+    //originally gain to percent
+    lessThanHalf: [
+      [-60, 0],
+      [0, 50],
+    ],
+    halfOrMore: [
+      [0, 12],
+      [50, 100],
+    ],
+  };
+  static gainToPercent(gain: number) {
+    const key: keyof typeof GainSlider.o =
+      gain >= 0 ? "halfOrMore" : "lessThanHalf";
+    return this.convertRange(gain, ...GainSlider.o[key]);
+  }
+  static percentToGain(percent: number) {
+    const key: keyof typeof GainSlider.o =
+      percent >= 50 ? "halfOrMore" : "lessThanHalf";
+    return this.convertRange(
+      percent,
+      ...GainSlider.o[key].map((i) => i.reverse()).reverse()
+    );
+  }
+  static convertRange(value: number, ...ranges: number[][]) {
+    const [output, input] = ranges;
+    return (
+      ((value - output[0]) * (input[1] - input[0])) / (output[1] - output[0]) +
+      input[0]
+    );
+  }
+  static stopPropagation(event: Event | React.MouseEvent) {
+    if (event instanceof Event) event.stopImmediatePropagation();
+    else event.nativeEvent.stopImmediatePropagation();
+  }
+
+  private eventCounter = new EventCounter<"SliderClick">();
+  defaultValues: GainSliderOwnState = { gainPercent: 50 };
+  constructor(props: GainSliderProps) {
+    super(props);
+    this.state = getComponentState<GainSliderOwnState, "gainPercent">(
+      props,
+      this.defaultValues
+    );
+    this.eventCounter.on({
+      name: "SliderClick",
+      count: 2,
+      callback: this.resetGain.bind(this),
+    });
+  }
+
+  resetGain() {
+    this.setState({ gainPercent: this.defaultValues.gainPercent });
+  }
+
+  onGainChange(event: Event): void {
+    let changedGain = parseFloat((event.target as HTMLInputElement).value);
+    if (changedGain > 100) changedGain = 100;
+    else if (changedGain < 0) changedGain = 0;
+    this.setState({
+      gainPercent: changedGain,
+    });
+    this.props.onChange({
+      type: "GainChanged",
+      gain: Math.round(GainSlider.percentToGain(changedGain) * 10) / 10,
+    });
+  }
+  onSliderClick(e: React.MouseEvent<HTMLSpanElement, MouseEvent>): void {
+    stopPropagation(e);
+    this.eventCounter.emit("SliderClick");
+  }
+
+  render(): React.ReactNode {
+    return (
+      <SliderStyled
+        sx={{
+          // margin: "5px",
+          marginInline: "10px",
+        }}
+        valueLabelFormat={(e) => `${e.toFixed(1)} dB`}
+        // orientation="vertical"
+        color={
+          (this.state.gainPercent < GainSlider.gainToPercent(0) && "info") ||
+          (this.state.gainPercent > GainSlider.gainToPercent(0) &&
+            this.state.gainPercent < 100 &&
+            "warning") ||
+          (this.state.gainPercent === 100 && "error") ||
+          "primary"
+        }
+        step={1}
+        min={0}
+        max={100}
+        value={this.state.gainPercent}
+        onChange={(e) => this.onGainChange(e)}
+        onClick={(e) => this.onSliderClick(e)}
+        scale={(v) => GainSlider.percentToGain(v)}
+        {...this.props.sliderProps}
+      />
+    );
+  }
+}

src/app/component/Strip.tsx

@@ -7,12 +7,14 @@ import {
   Input,
   Slider,
   Stack,
+  styled,
   TextField,
   Typography,
 } from "@mui/material";
 import React from "react";
 import { StripBusOutput, StripBusOutputEvent } from "./StripBusOutput";
 import { EventCounter } from "@/utils/EventCounter";
+import { stopPropagation } from "@/utils/StopPropagation";
 
 export interface StripProps {
   physicalBuses: number;
@@ -83,7 +85,7 @@ export class Strip extends React.Component<StripProps, StripState> {
     this.setState({ gain: this.defaultValues.gain });
   }
   onSliderClick(event: React.MouseEvent) {
-    this.stopPropagation(event);
+    stopPropagation(event);
     this.eventCounter.emit("onSliderResetDefaults");
   }
   onKeyDown(event: React.KeyboardEvent) {
@@ -94,7 +96,7 @@ export class Strip extends React.Component<StripProps, StripState> {
     }
   }
   onGainChange(event: Event) {
-    this.stopPropagation(event);
+    stopPropagation(event);
     const multiplier = (event as unknown as React.KeyboardEvent).shiftKey
       ? 2
       : 1;
@@ -127,7 +129,7 @@ export class Strip extends React.Component<StripProps, StripState> {
     console.log(event);
   }
   onMuteToggle(event: React.MouseEvent) {
-    this.stopPropagation(event);
+    stopPropagation(event);
     this.setState(
       (state) => ({ muted: !state.muted }),
       () => {
@@ -135,10 +137,7 @@ export class Strip extends React.Component<StripProps, StripState> {
       }
     );
   }
-  stopPropagation(event: Event | React.MouseEvent) {
+
-    if (event instanceof Event) event.stopImmediatePropagation();
-    else event.nativeEvent.stopImmediatePropagation();
-  }
   render() {
     return (
       <>
@@ -158,7 +157,7 @@ export class Strip extends React.Component<StripProps, StripState> {
                 // }}
                 value={this.state.gain}
                 onWheel={(e) => this.onStripWheel(e)}
-                onClick={(e) => this.stopPropagation(e)}
+                onClick={(e) => stopPropagation(e)}
                 size="small"
                 type="number"
                 label={this.props.name}
@@ -167,32 +166,20 @@ export class Strip extends React.Component<StripProps, StripState> {
               />
             ) : (
               <>
-                <Typography variant="caption">{this.props.name}</Typography>
+                {/* <Typography variant="caption">{this.props.name}</Typography>
                 <Typography width={"4em"} textAlign="center" variant="caption">
                   {this.state.gain} dB
-                </Typography>
+                </Typography> */}
               </>
             )}
             <Slider
-              sx={{
-                // margin: "5px",
-                marginBlockStart: "10px",
-              }}
-              color={
-                (this.state.gain > 0 && this.state.gain < 12 && "warning") ||
-                (this.state.gain >= 12 && "error") ||
-                (this.state.gain < 0 && "info") ||
-                "primary"
-              }
               orientation="vertical"
-              defaultValue={0.0}
+              slotProps={{
-              step={0.1}
+                root: {
-              min={-60}
+                  onClick: (e) => this.onSliderClick(e),
-              max={12}
+                },
-              value={this.state.gain}
+              }}
-              aria-label="Temperature"
               onChange={(e) => this.onGainChange(e)}
-              onClick={(e) => this.onSliderClick(e)}
             />
           </Stack>
           <Stack>

src/app/page.tsx

@@ -1,5 +1,5 @@
 "use client";
-import React, { useEffect, useMemo, useState } from "react";
+import React, { createRef, useEffect, useMemo, useState } from "react";
 import { Strip, StripEvent } from "./component/Strip";
 import {
   Button,
@@ -33,8 +33,21 @@ export default function Home() {
       }),
     []
   );
-  function onStripEvent(event: StripEvent) {
+  function sendApi(path: string, fetchOptions: RequestInit) {
+    const url = new URL(path, "http://127.0.0.1:3000/");
+    return fetch(url.toString(), fetchOptions).then((r) => r.json());
+  }
+  function onStripEvent(event: StripEvent, stripId: number) {
     console.log(event);
+    switch (event.type) {
+      case "StripMuted": {
+        sendApi(`/strip/${stripId}/mute`, {
+          method: "PATCH",
+          body: JSON.stringify({ muteState: event.muted }),
+        });
+        break;
+      }
+    }
   }
   const isSnackBarHidden = useMemo(() => {
     if (typeof localStorage === "undefined") return false;
@@ -114,7 +127,7 @@ export default function Home() {
         }}
         color="secondary"
       >
-        Gotcha
+        OK
       </Button>
     </>
   );
@@ -155,7 +168,7 @@ export default function Home() {
                   stripId + 1
                 }`}</Typography> */}
                     <Strip
-                      onChange={(ev) => onStripEvent(ev)}
+                      onChange={(ev) => onStripEvent(ev, stripId)}
                       physicalBuses={buses.physical}
                       virtualBuses={buses.virtual}
                       width={width}

src/utils/GetComponentState.ts

@@ -0,0 +1,25 @@
+export function getComponentState<
+  State extends Object,
+  StateDefaultValueException extends keyof State | ""
+>(
+  initialValues: Partial<Omit<State, StateDefaultValueException>> | undefined,
+  defaultValues: State
+) {
+  type InitialValuesType = Omit<State, StateDefaultValueException>;
+  // const { initialValues } = props;
+  const getValue = (name: keyof InitialValuesType) => {
+    if (initialValues === undefined) return defaultValues[name];
+    return initialValues[name] !== undefined
+      ? defaultValues[name]
+      : initialValues[name];
+  };
+  const state = {
+    ...(Object.fromEntries(
+      Object.entries(defaultValues).map(([name]) => [
+        name,
+        getValue(name as keyof InitialValuesType) as any,
+      ])
+    ) as InitialValuesType),
+  } as State;
+  return state;
+}

src/utils/StopPropagation.ts

@@ -0,0 +1,4 @@
+export function stopPropagation(event: Event | React.MouseEvent) {
+    if (event instanceof Event) event.stopImmediatePropagation();
+    else event.nativeEvent.stopImmediatePropagation();
+  }