unused

interface/src/utils/useWs.ts

@@ -1,91 +0,0 @@
-import { debounce } from 'lodash-es';
-import { useCallback, useEffect, useRef, useState } from 'react';
-import Sockette from 'sockette';
-
-import { addAccessTokenParameter } from 'api/authentication';
-
-interface WebSocketIdMessage {
-  type: 'id';
-  id: string;
-}
-
-interface WebSocketPayloadMessage<D> {
-  type: 'payload';
-  origin_id: string;
-  payload: D;
-}
-
-export type WebSocketMessage<D> = WebSocketIdMessage | WebSocketPayloadMessage<D>;
-
-export const useWs = <D>(wsUrl: string, wsThrottle = 100) => {
-  const ws = useRef<Sockette>();
-  const clientId = useRef<string>();
-
-  const [connected, setConnected] = useState<boolean>(false);
-  const [data, setData] = useState<D>();
-  const [transmit, setTransmit] = useState<boolean>();
-  const [clear, setClear] = useState<boolean>();
-
-  const onMessage = useCallback((event: MessageEvent) => {
-    const rawData = event.data;
-    if (typeof rawData === 'string' || rawData instanceof String) {
-      const message = JSON.parse(rawData as string) as WebSocketMessage<D>;
-      switch (message.type) {
-        case 'id':
-          clientId.current = message.id;
-          break;
-        case 'payload':
-          if (clientId.current) {
-            setData((existingData) => (clientId.current === message.origin_id && existingData) || message.payload);
-          }
-          break;
-      }
-    }
-  }, []);
-
-  const doSaveData = useCallback((newData: D, clearData = false) => {
-    if (!ws.current) {
-      return;
-    }
-    if (clearData) {
-      setData(undefined);
-    }
-    ws.current.json(newData);
-  }, []);
-
-  const saveData = useRef(debounce(doSaveData, wsThrottle));
-
-  const updateData = (newData: React.SetStateAction<D | undefined>, transmitData: true, clearData: false) => {
-    setData(newData);
-    setTransmit(transmitData);
-    setClear(clearData);
-  };
-
-  useEffect(() => {
-    if (!transmit) {
-      return;
-    }
-    data && saveData.current(data, clear);
-    setTransmit(false);
-    setClear(false);
-  }, [doSaveData, data, transmit, clear]);
-
-  useEffect(() => {
-    const instance = new Sockette(addAccessTokenParameter(wsUrl), {
-      onmessage: onMessage,
-      onopen: () => {
-        setConnected(true);
-      },
-      onclose: () => {
-        clientId.current = undefined;
-        setConnected(false);
-        setData(undefined);
-      }
-    });
-    ws.current = instance;
-    // eslint-disable-next-line @typescript-eslint/unbound-method
-    return instance.close;
-  }, [wsUrl, onMessage]);
-
-  return { connected, data, updateData } as const;
-};