Julius MarmingeT3 Code Mobile [WIP] (#2013)b3e8c035 months agoHistory
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import { useAtomValue } from "@effect/atom-react";import {  EMPTY_ENVIRONMENT_RUNTIME_ATOM,  EMPTY_ENVIRONMENT_RUNTIME_STATE,  createEnvironmentRuntimeManager,  environmentRuntimeStateAtom,  getEnvironmentRuntimeTargetKey,  type EnvironmentRuntimeState,} from "@t3tools/client-runtime";import type { EnvironmentId } from "@t3tools/contracts";import { useCallback, useMemo, useRef, useSyncExternalStore } from "react"; import { appAtomRegistry } from "./atom-registry";import * as Arr from "effect/Array";import * as Order from "effect/Order"; export const environmentRuntimeManager = createEnvironmentRuntimeManager({  getRegistry: () => appAtomRegistry,}); export function useEnvironmentRuntime(  environmentId: EnvironmentId | null,): EnvironmentRuntimeState {  const targetKey = getEnvironmentRuntimeTargetKey({ environmentId });  const state = useAtomValue(    targetKey !== null ? environmentRuntimeStateAtom(targetKey) : EMPTY_ENVIRONMENT_RUNTIME_ATOM,  );  return targetKey === null ? EMPTY_ENVIRONMENT_RUNTIME_STATE : state;} export function useEnvironmentRuntimeStates(  environmentIds: ReadonlyArray<EnvironmentId>,): Readonly<Record<EnvironmentId, EnvironmentRuntimeState>> {  const stableEnvironmentIds = useMemo(    () => Arr.sort(new Set(environmentIds), Order.String),    [environmentIds],  );  const snapshotCacheRef = useRef<Readonly<Record<EnvironmentId, EnvironmentRuntimeState>>>({});   const subscribe = useCallback(    (onStoreChange: () => void) => {      const unsubs = stableEnvironmentIds.map((environmentId) =>        appAtomRegistry.subscribe(environmentRuntimeStateAtom(environmentId), onStoreChange),      );      return () => {        for (const unsub of unsubs) {          unsub();        }      };    },    [stableEnvironmentIds],  );   const getSnapshot = useCallback(() => {    const previous = snapshotCacheRef.current;    let hasChanged = Object.keys(previous).length !== stableEnvironmentIds.length;    const next: Record<EnvironmentId, EnvironmentRuntimeState> = {};     for (const environmentId of stableEnvironmentIds) {      const snapshot = environmentRuntimeManager.getSnapshot({ environmentId });      next[environmentId] = snapshot;      if (!hasChanged && previous[environmentId] !== snapshot) {        hasChanged = true;      }    }     if (!hasChanged) {      return previous;    }     snapshotCacheRef.current = next;    return next;  }, [stableEnvironmentIds]);   return useSyncExternalStore(subscribe, getSnapshot, getSnapshot);}