revert: remove Phase 3 complexity - server handles persistence

2025-12-02 11:06:57 +00:00
parent 3208624c5e
commit 7896bdd42c
5 changed files with 42 additions and 439 deletions
@@ -1,101 +0,0 @@
-import { useSyncExternalStore } from "react";
-import type { MessageEntry } from "@/contexts/session-context";
-import type { StreamItem } from "@/types/stream";
-
-export type SessionHeavyState = {
-  messages: MessageEntry[];
-  agentStreamState: Map<string, StreamItem[]>;
-};
-
-const EMPTY_MESSAGES: MessageEntry[] = [];
-const EMPTY_AGENT_STREAM_STATE = new Map<string, StreamItem[]>();
-const EMPTY_HEAVY_STATE: SessionHeavyState = {
-  messages: EMPTY_MESSAGES,
-  agentStreamState: EMPTY_AGENT_STREAM_STATE,
-};
-
-const heavyStateRegistry = new Map<string, SessionHeavyState>();
-const heavyStateListeners = new Map<string, Set<() => void>>();
-const directoryListeners = new Set<() => void>();
-
-function getServerListeners(serverId: string): Set<() => void> {
-  let listeners = heavyStateListeners.get(serverId);
-  if (!listeners) {
-    listeners = new Set();
-    heavyStateListeners.set(serverId, listeners);
-  }
-  return listeners;
-}
-
-function notifyServer(serverId: string) {
-  const listeners = heavyStateListeners.get(serverId);
-  if (listeners) {
-    for (const listener of listeners) {
-      listener();
-    }
-  }
-  for (const listener of directoryListeners) {
-    listener();
-  }
-}
-
-export function publishSessionHeavyState(serverId: string, state: SessionHeavyState) {
-  heavyStateRegistry.set(serverId, state);
-  notifyServer(serverId);
-}
-
-export function clearSessionHeavyState(serverId: string) {
-  if (heavyStateRegistry.delete(serverId)) {
-    notifyServer(serverId);
-  }
-}
-
-export function getSessionHeavyState(serverId: string): SessionHeavyState | null {
-  return heavyStateRegistry.get(serverId) ?? null;
-}
-
-function subscribeToServer(serverId: string | null, listener: () => void) {
-  if (!serverId) {
-    return () => {};
-  }
-  const listeners = getServerListeners(serverId);
-  listeners.add(listener);
-  return () => {
-    listeners.delete(listener);
-  };
-}
-
-function subscribeToDirectory(listener: () => void) {
-  directoryListeners.add(listener);
-  return () => {
-    directoryListeners.delete(listener);
-  };
-}
-
-function getServerSnapshot(serverId: string | null): SessionHeavyState {
-  if (!serverId) {
-    return EMPTY_HEAVY_STATE;
-  }
-  return heavyStateRegistry.get(serverId) ?? EMPTY_HEAVY_STATE;
-}
-
-function getDirectorySnapshot(): Map<string, SessionHeavyState> {
-  return new Map(heavyStateRegistry.entries());
-}
-
-export function useSessionHeavyState(serverId: string | null): SessionHeavyState | null {
-  const snapshot = useSyncExternalStore(
-    (listener) => subscribeToServer(serverId, listener),
-    () => getServerSnapshot(serverId),
-    () => getServerSnapshot(serverId)
-  );
-  if (!serverId) {
-    return null;
-  }
-  return snapshot;
-}
-
-export function useSessionHeavyDirectory(): Map<string, SessionHeavyState> {
-  return useSyncExternalStore(subscribeToDirectory, getDirectorySnapshot, getDirectorySnapshot);
-}
-