frontend: adding components, rendering serialized data service class

frontend/src/App.tsx

@@ -1,14 +1,90 @@
-import React from 'react';
+import React, { useEffect, useState } from 'react';
+import { Component, ComponentLabel } from './components/component';
+import { ButtonComponent } from './components/button';
+import { socket } from './socket';
 
-// A simple functional component
+type AttributeType = 'str' | 'bool' | 'float' | 'int' | 'method' | 'Subclass';
-const App: React.FC = () => {
+
+interface Attribute {
+  type: AttributeType;
+  value?: any;
+  readonly: boolean;
+  doc?: string | null;
+  parameters?: Record<string, string>;
+  async?: boolean;
+}
+
+type MyData = Record<string, Attribute>;
+
+const App = () => {
+  const [data, setData] = useState<MyData | null>(null);
+  const [isConnected, setIsConnected] = useState(socket.connected);
+
+  useEffect(() => {
+    // Fetch data from the API when the component mounts
+    fetch('http://localhost:8001/service-properties')
+      .then((response) => response.json())
+      .then(setData);
+    function onConnect() {
+      setIsConnected(true);
+    }
+
+    function onDisconnect() {
+      setIsConnected(false);
+    }
+
+    function onNotify(value: Record<string, any>) {
+      console.log(value);
+    }
+
+    socket.on('connect', onConnect);
+    socket.on('disconnect', onDisconnect);
+    socket.on('notify', onNotify);
+
+    return () => {
+      socket.off('connect', onConnect);
+      socket.off('disconnect', onDisconnect);
+      socket.off('notify', onNotify);
+    };
+  }, []);
+
+  // While the data is loading
+  if (!data) {
+    return <p>Loading...</p>;
+  }
   return (
-    <div>
+    <div className="App">
-      <h1>Hello, world!</h1>
+      {Object.entries(data).map(([key, value]) => {
-      <p>Welcome to my React application. This is some test.</p>
+        if (value.type === 'bool') {
+          return (
+            <div key={key}>
+              <ButtonComponent
+                name={key}
+                docString={value.doc}
+                readOnly={value.readonly}
+                value={value.value}
+              />
+            </div>
+          );
+        } else if (!value.async) {
+          return (
+            <div key={key}>
+              <ComponentLabel name={key} docString={value.doc} />
+              <Component
+                name={key}
+                value={value.value}
+                readOnly={value.readonly}
+                type={value.type}
+                docString={value.doc}
+              />
+            </div>
+          );
+        } else {
+          return <div key={key}></div>;
+        }
+      })}
     </div>
   );
 };
 
-
 export default App;

frontend/src/components/button.tsx

@@ -0,0 +1,44 @@
+import React, { MouseEventHandler } from 'react';
+import { OverlayTrigger, Badge, Button, Tooltip } from 'react-bootstrap';
+
+interface ButtonComponentProps {
+  name: string;
+  fullname?: string;
+  value: boolean;
+  readOnly: boolean;
+  docString: string;
+  onToggle?: MouseEventHandler;
+  mapping?: [string, string]; // Enforce a tuple of two strings
+}
+
+const ButtonComponentRef = React.forwardRef<HTMLDivElement, ButtonComponentProps>(
+  (props, ref) => {
+    const { name, fullname, value, readOnly, docString, onToggle, mapping } = props;
+
+    const buttonName = mapping ? (value ? mapping[0] : mapping[1]) : name;
+
+    const tooltip = <Tooltip id="tooltip">{docString}</Tooltip>;
+
+    return (
+      <div className={'component boolean'} id={fullname} ref={ref}>
+        <Button
+          type={'button'}
+          variant={value ? 'success' : 'secondary'}
+          onMouseUp={onToggle}
+          disabled={readOnly}>
+          <p>{buttonName}</p>
+        </Button>
+
+        {docString && (
+          <OverlayTrigger placement="bottom" overlay={tooltip}>
+            <Badge pill className="tooltip-trigger" bg="light" text="dark">
+              ?
+            </Badge>
+          </OverlayTrigger>
+        )}
+      </div>
+    );
+  }
+);
+
+export const ButtonComponent = React.memo(ButtonComponentRef);

frontend/src/components/component.tsx

@@ -0,0 +1,65 @@
+import React from 'react';
+
+interface ComponentProps {
+  name: string;
+  value: any;
+  readOnly: boolean;
+  type: string;
+  docString: string;
+}
+
+export const ComponentLabel = ({
+  name,
+  docString
+}: {
+  name: string;
+  docString: string;
+}) => {
+  return <label title={docString}>{name}</label>;
+};
+
+export const Component = ({
+  name,
+  value,
+  readOnly,
+  type,
+  docString
+}: ComponentProps) => {
+  switch (type) {
+    case 'int':
+    case 'float':
+      return (
+        <input
+          type="number"
+          name={name}
+          value={value}
+          readOnly={readOnly}
+          title={docString}
+        />
+      );
+    case 'str':
+      return (
+        <input
+          type="text"
+          name={name}
+          value={value}
+          readOnly={readOnly}
+          title={docString}
+        />
+      );
+    case 'bool':
+      return (
+        <input
+          type="checkbox"
+          name={name}
+          checked={value}
+          disabled={readOnly}
+          title={docString}
+        />
+      );
+    case 'method':
+      return <p>Method: {name}</p>;
+    default:
+      return <p>Unsupported type: {type}</p>;
+  }
+};