Refactoring to implement visualization and edition features.

src/workers/cached-signals.ts

@@ -0,0 +1,41 @@
+import { createSignal } from 'solid-js';
+import cache from '../lib/cache';
+import dispatch, { cancelDispatch } from './dispatcher-main';
+
+export const createCachedSignal = (params: any) => {
+  const [signal, setSignal] = createSignal();
+  const callBack = (error: any, result: any, id?: number) => {
+    if (error) {
+      console.error({ caller: 'createCachedSignal / callBack', error });
+    } else {
+      console.log({ caller: 'createCachedSignal / callBack', result });
+      setSignal(result);
+    }
+    if (id) {
+      cache.set({ cacheId: 'dispatchIds', key: params.id, value: id });
+    }
+  };
+
+  dispatch(
+    {
+      action: 'getAndWatch',
+      params,
+    },
+    callBack,
+    true
+  );
+
+  cache.set({ cacheId: 'signals', key: params.id, value: signal });
+
+  return signal;
+};
+
+export const destroyCachedSignal = (params: any) => {
+  dispatch({
+    action: 'cancelWatch',
+    params,
+  });
+  const dispatchId = cache.get({ cacheId: 'dispatchIds', key: params.id });
+  cancelDispatch(dispatchId);
+  cache.delete({ cacheId: 'signals', key: params.id });
+};