import { AlertTriangle, CloudOff, LoaderCircle, RotateCw } from "lucide-react";import { type ReactNode, useEffect, useEffectEvent, useRef, useState } from "react"; import { APP_DISPLAY_NAME } from "../branding";import { type SlowRpcAckRequest, useSlowRpcAckRequests } from "../rpc/requestLatencyState";import { useServerConfig } from "../rpc/serverState";import { exhaustWsReconnectIfStillWaiting, getWsConnectionStatus, getWsConnectionUiState, setBrowserOnlineStatus, type WsConnectionStatus, type WsConnectionUiState, useWsConnectionStatus, WS_RECONNECT_MAX_ATTEMPTS,} from "../rpc/wsConnectionState";import { Button } from "./ui/button";import { toastManager } from "./ui/toast";import { getWsRpcClient } from "~/wsRpcClient"; const FORCED_WS_RECONNECT_DEBOUNCE_MS = 5_000;type WsAutoReconnectTrigger = "focus" | "online"; const connectionTimeFormatter = new Intl.DateTimeFormat(undefined, { day: "numeric", hour: "numeric", minute: "2-digit", month: "short", second: "2-digit",}); function formatConnectionMoment(isoDate: string | null): string | null { if (!isoDate) { return null; } return connectionTimeFormatter.format(new Date(isoDate));} function formatRetryCountdown(nextRetryAt: string, nowMs: number): string { const remainingMs = Math.max(0, new Date(nextRetryAt).getTime() - nowMs); return `${Math.max(1, Math.ceil(remainingMs / 1000))}s`;} function describeOfflineToast(): string { return "WebSocket disconnected. Waiting for network.";} function formatReconnectAttemptLabel(status: WsConnectionStatus): string { const reconnectAttempt = Math.max( 1, Math.min(status.reconnectAttemptCount, WS_RECONNECT_MAX_ATTEMPTS), ); return `Attempt ${reconnectAttempt}/${status.reconnectMaxAttempts}`;} function describeExhaustedToast(): string { return "Retries exhausted trying to reconnect";} function buildReconnectTitle(status: WsConnectionStatus): string { if (status.nextRetryAt === null) { return "Disconnected from T3 Server"; } return "Disconnected from T3 Server";} function describeRecoveredToast( previousDisconnectedAt: string | null, connectedAt: string | null,): string { const reconnectedAtLabel = formatConnectionMoment(connectedAt); const disconnectedAtLabel = formatConnectionMoment(previousDisconnectedAt); if (disconnectedAtLabel && reconnectedAtLabel) { return `Disconnected at ${disconnectedAtLabel} and reconnected at ${reconnectedAtLabel}.`; } if (reconnectedAtLabel) { return `Connection restored at ${reconnectedAtLabel}.`; } return "Connection restored.";} function describeSlowRpcAckToast(requests: ReadonlyArray<SlowRpcAckRequest>): ReactNode { const count = requests.length; const thresholdSeconds = Math.round((requests[0]?.thresholdMs ?? 0) / 1000); return `${count} request${count === 1 ? "" : "s"} waiting longer than ${thresholdSeconds}s.`;} export function shouldAutoReconnect( status: WsConnectionStatus, trigger: WsAutoReconnectTrigger,): boolean { const uiState = getWsConnectionUiState(status); if (trigger === "online") { return ( uiState === "offline" || uiState === "reconnecting" || uiState === "error" || status.reconnectPhase === "exhausted" ); } return ( status.online && status.hasConnected && (uiState === "reconnecting" || status.reconnectPhase === "exhausted") );} function buildBlockingCopy( uiState: WsConnectionUiState, status: WsConnectionStatus,): { readonly description: string; readonly eyebrow: string; readonly title: string;} { if (uiState === "connecting") { return { description: `Opening the WebSocket connection to the ${APP_DISPLAY_NAME} server and waiting for the initial config snapshot.`, eyebrow: "Starting Session", title: `Connecting to ${APP_DISPLAY_NAME}`, }; } if (uiState === "offline") { return { description: "Your browser is offline, so the web client cannot reach the T3 server. Reconnect to the network and the app will retry automatically.", eyebrow: "Offline", title: "WebSocket connection unavailable", }; } if (status.lastError?.trim()) { return { description: `${status.lastError} Verify that the T3 server is running and reachable, then reload the app if needed.`, eyebrow: "Connection Error", title: "Cannot reach the T3 server", }; } return { description: "The web client could not complete its initial WebSocket connection to the T3 server. It will keep retrying in the background.", eyebrow: "Connection Error", title: "Cannot reach the T3 server", };} function buildConnectionDetails(status: WsConnectionStatus, uiState: WsConnectionUiState): string { const details = [ `state: ${uiState}`, `online: ${status.online ? "yes" : "no"}`, `attempts: ${status.attemptCount}`, ]; if (status.socketUrl) { details.push(`socket: ${status.socketUrl}`); } if (status.connectedAt) { details.push(`connectedAt: ${status.connectedAt}`); } if (status.disconnectedAt) { details.push(`disconnectedAt: ${status.disconnectedAt}`); } if (status.lastErrorAt) { details.push(`lastErrorAt: ${status.lastErrorAt}`); } if (status.lastError) { details.push(`lastError: ${status.lastError}`); } if (status.closeCode !== null) { details.push(`closeCode: ${status.closeCode}`); } if (status.closeReason) { details.push(`closeReason: ${status.closeReason}`); } return details.join("\n");} function WebSocketBlockingState({ status, uiState,}: { readonly status: WsConnectionStatus; readonly uiState: WsConnectionUiState;}) { const copy = buildBlockingCopy(uiState, status); const disconnectedAt = formatConnectionMoment(status.disconnectedAt ?? status.lastErrorAt); const Icon = uiState === "connecting" ? LoaderCircle : uiState === "offline" ? CloudOff : AlertTriangle; return ( <div className="relative flex min-h-screen items-center justify-center overflow-hidden bg-background px-4 py-10 text-foreground sm:px-6"> <div className="pointer-events-none absolute inset-0 opacity-90"> <div className="absolute inset-x-0 top-0 h-56 bg-[radial-gradient(48rem_18rem_at_top,color-mix(in_srgb,var(--color-amber-500)_16%,transparent),transparent)]" /> <div className="absolute inset-0 bg-[linear-gradient(145deg,color-mix(in_srgb,var(--background)_92%,var(--color-black))_0%,var(--background)_56%)]" /> </div> <section className="relative w-full max-w-xl rounded-[1.75rem] border border-border/80 bg-card/92 p-6 shadow-2xl shadow-black/20 backdrop-blur-md sm:p-8"> <div className="flex items-start justify-between gap-4"> <div> <p className="text-[11px] font-semibold tracking-[0.18em] text-muted-foreground uppercase"> {copy.eyebrow} </p> <h1 className="mt-3 text-2xl font-semibold tracking-tight sm:text-3xl">{copy.title}</h1> </div> <div className="rounded-2xl border border-border/70 bg-background/80 p-3 text-foreground shadow-sm"> <Icon className={uiState === "connecting" ? "size-5 animate-spin" : "size-5"} /> </div> </div> <p className="mt-3 text-sm leading-relaxed text-muted-foreground">{copy.description}</p> <div className="mt-5 grid gap-3 rounded-2xl border border-border/70 bg-background/60 p-4 text-sm sm:grid-cols-2"> <div> <p className="text-[11px] font-semibold tracking-[0.16em] text-muted-foreground uppercase"> Connection </p> <p className="mt-1 font-medium text-foreground"> {uiState === "connecting" ? "Opening WebSocket" : uiState === "offline" ? "Waiting for network" : "Retrying server connection"} </p> </div> <div> <p className="text-[11px] font-semibold tracking-[0.16em] text-muted-foreground uppercase"> Latest Event </p> <p className="mt-1 font-medium text-foreground">{disconnectedAt ?? "Pending"}</p> </div> </div> <div className="mt-5 flex flex-wrap gap-2"> <Button size="sm" onClick={() => window.location.reload()}> <RotateCw /> Reload app </Button> </div> <details className="group mt-5 overflow-hidden rounded-lg border border-border/70 bg-background/55"> <summary className="cursor-pointer list-none px-3 py-2 text-xs font-medium text-muted-foreground"> <span className="group-open:hidden">Show connection details</span> <span className="hidden group-open:inline">Hide connection details</span> </summary> <pre className="max-h-56 overflow-auto border-t border-border/70 bg-background/80 px-3 py-2 text-xs text-foreground/85"> {buildConnectionDetails(status, uiState)} </pre> </details> </section> </div> );} export function WebSocketConnectionCoordinator() { const status = useWsConnectionStatus(); const [nowMs, setNowMs] = useState(() => Date.now()); const lastForcedReconnectAtRef = useRef(0); const toastIdRef = useRef<ReturnType<typeof toastManager.add> | null>(null); const toastResetTimerRef = useRef<number | null>(null); const previousUiStateRef = useRef<WsConnectionUiState>(getWsConnectionUiState(status)); const previousDisconnectedAtRef = useRef<string | null>(status.disconnectedAt); const runReconnect = useEffectEvent((showFailureToast: boolean) => { if (toastResetTimerRef.current !== null) { window.clearTimeout(toastResetTimerRef.current); toastResetTimerRef.current = null; } lastForcedReconnectAtRef.current = Date.now(); void getWsRpcClient() .reconnect() .catch((error) => { if (!showFailureToast) { console.warn("Automatic WebSocket reconnect failed", { error }); return; } toastManager.add({ type: "error", title: "Reconnect failed", description: error instanceof Error ? error.message : "Unable to restart the WebSocket.", data: { dismissAfterVisibleMs: 8_000, hideCopyButton: true, }, }); }); }); const syncBrowserOnlineStatus = useEffectEvent(() => { setBrowserOnlineStatus(navigator.onLine !== false); }); const triggerManualReconnect = useEffectEvent(() => { runReconnect(true); }); const triggerAutoReconnect = useEffectEvent((trigger: WsAutoReconnectTrigger) => { const currentStatus = trigger === "online" ? setBrowserOnlineStatus(true) : getWsConnectionStatus(); if (!shouldAutoReconnect(currentStatus, trigger)) { return; } if (Date.now() - lastForcedReconnectAtRef.current < FORCED_WS_RECONNECT_DEBOUNCE_MS) { return; } runReconnect(false); }); useEffect(() => { const handleOnline = () => { triggerAutoReconnect("online"); }; const handleFocus = () => { triggerAutoReconnect("focus"); }; syncBrowserOnlineStatus(); window.addEventListener("online", handleOnline); window.addEventListener("offline", syncBrowserOnlineStatus); window.addEventListener("focus", handleFocus); return () => { window.removeEventListener("online", handleOnline); window.removeEventListener("offline", syncBrowserOnlineStatus); window.removeEventListener("focus", handleFocus); }; }, []); useEffect(() => { if (status.reconnectPhase !== "waiting" || status.nextRetryAt === null) { return; } setNowMs(Date.now()); const intervalId = window.setInterval(() => { setNowMs(Date.now()); }, 1_000); return () => { window.clearInterval(intervalId); }; }, [status.nextRetryAt, status.reconnectPhase]); useEffect(() => { if ( status.reconnectPhase !== "waiting" || status.nextRetryAt === null || !status.online || !status.hasConnected ) { return; } const nextRetryAt = status.nextRetryAt; const timeoutMs = Math.max(0, new Date(nextRetryAt).getTime() - Date.now()) + 1_500; const timeoutId = window.setTimeout(() => { exhaustWsReconnectIfStillWaiting(nextRetryAt); }, timeoutMs); return () => { window.clearTimeout(timeoutId); }; }, [ status.hasConnected, status.nextRetryAt, status.online, status.reconnectAttemptCount, status.reconnectPhase, ]); useEffect(() => { const uiState = getWsConnectionUiState(status); const previousUiState = previousUiStateRef.current; const previousDisconnectedAt = previousDisconnectedAtRef.current; const shouldShowReconnectToast = status.hasConnected && uiState === "reconnecting"; const shouldShowOfflineToast = uiState === "offline" && status.disconnectedAt !== null; const shouldShowExhaustedToast = status.hasConnected && status.reconnectPhase === "exhausted"; if ( toastResetTimerRef.current !== null && (shouldShowReconnectToast || shouldShowOfflineToast || shouldShowExhaustedToast) ) { window.clearTimeout(toastResetTimerRef.current); toastResetTimerRef.current = null; } if (shouldShowReconnectToast || shouldShowOfflineToast || shouldShowExhaustedToast) { const toastPayload = shouldShowOfflineToast ? { description: describeOfflineToast(), timeout: 0, title: "Offline", type: "warning" as const, data: { hideCopyButton: true, }, } : shouldShowExhaustedToast ? { actionProps: { children: "Retry", onClick: triggerManualReconnect, }, description: describeExhaustedToast(), timeout: 0, title: "Disconnected from T3 Server", type: "error" as const, data: { hideCopyButton: true, }, } : { actionProps: { children: "Retry now", onClick: triggerManualReconnect, }, description: status.nextRetryAt === null ? `Reconnecting... ${formatReconnectAttemptLabel(status)}` : `Reconnecting in ${formatRetryCountdown(status.nextRetryAt, nowMs)}... ${formatReconnectAttemptLabel(status)}`, timeout: 0, title: buildReconnectTitle(status), type: "loading" as const, data: { hideCopyButton: true, }, }; if (toastIdRef.current) { toastManager.update(toastIdRef.current, toastPayload); } else { toastIdRef.current = toastManager.add(toastPayload); } } else if (toastIdRef.current) { toastManager.close(toastIdRef.current); toastIdRef.current = null; } if ( uiState === "connected" && (previousUiState === "offline" || previousUiState === "reconnecting") && previousDisconnectedAt !== null ) { const successToast = { description: describeRecoveredToast(previousDisconnectedAt, status.connectedAt), title: "Reconnected to T3 Server", type: "success" as const, timeout: 0, data: { dismissAfterVisibleMs: 8_000, hideCopyButton: true, }, }; if (toastIdRef.current) { toastManager.update(toastIdRef.current, successToast); } else { toastIdRef.current = toastManager.add(successToast); } toastResetTimerRef.current = window.setTimeout(() => { toastIdRef.current = null; toastResetTimerRef.current = null; }, 8_250); } previousUiStateRef.current = uiState; previousDisconnectedAtRef.current = status.disconnectedAt; }, [nowMs, status]); useEffect(() => { return () => { if (toastResetTimerRef.current !== null) { window.clearTimeout(toastResetTimerRef.current); } }; }, []); return null;} export function SlowRpcAckToastCoordinator() { const slowRequests = useSlowRpcAckRequests(); const status = useWsConnectionStatus(); const toastIdRef = useRef<ReturnType<typeof toastManager.add> | null>(null); useEffect(() => { if (getWsConnectionUiState(status) !== "connected") { if (toastIdRef.current) { toastManager.close(toastIdRef.current); toastIdRef.current = null; }Lines 1–500 of 544. 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import { AlertTriangle, CloudOff, LoaderCircle, RotateCw } from "lucide-react"; import { type ReactNode, useEffect, useEffectEvent, useRef, useState } from "react"; import { APP_DISPLAY_NAME } from "../branding"; import { type SlowRpcAckRequest, useSlowRpcAckRequests } from "../rpc/requestLatencyState"; import { useServerConfig } from "../rpc/serverState"; import { exhaustWsReconnectIfStillWaiting, getWsConnectionStatus, getWsConnectionUiState, setBrowserOnlineStatus, type WsConnectionStatus, type WsConnectionUiState, useWsConnectionStatus, WS_RECONNECT_MAX_ATTEMPTS, } from "../rpc/wsConnectionState"; import { Button } from "./ui/button"; import { toastManager } from "./ui/toast"; import { getWsRpcClient } from "~/wsRpcClient"; const FORCED_WS_RECONNECT_DEBOUNCE_MS = 5_000; type WsAutoReconnectTrigger = "focus" | "online"; const connectionTimeFormatter = new Intl.DateTimeFormat(undefined, { day: "numeric", hour: "numeric", minute: "2-digit", month: "short", second: "2-digit", }); function formatConnectionMoment(isoDate: string | null): string | null { if (!isoDate) { return null; } return connectionTimeFormatter.format(new Date(isoDate)); } function formatRetryCountdown(nextRetryAt: string, nowMs: number): string { const remainingMs = Math.max(0, new Date(nextRetryAt).getTime() - nowMs); return `${Math.max(1, Math.ceil(remainingMs / 1000))}s`; } function describeOfflineToast(): string { return "WebSocket disconnected. Waiting for network."; } function formatReconnectAttemptLabel(status: WsConnectionStatus): string { const reconnectAttempt = Math.max( 1, Math.min(status.reconnectAttemptCount, WS_RECONNECT_MAX_ATTEMPTS), ); return `Attempt ${reconnectAttempt}/${status.reconnectMaxAttempts}`; } function describeExhaustedToast(): string { return "Retries exhausted trying to reconnect"; } function buildReconnectTitle(status: WsConnectionStatus): string { if (status.nextRetryAt === null) { return "Disconnected from T3 Server"; } return "Disconnected from T3 Server"; } function describeRecoveredToast( previousDisconnectedAt: string | null, connectedAt: string | null, ): string { const reconnectedAtLabel = formatConnectionMoment(connectedAt); const disconnectedAtLabel = formatConnectionMoment(previousDisconnectedAt); if (disconnectedAtLabel && reconnectedAtLabel) { return `Disconnected at ${disconnectedAtLabel} and reconnected at ${reconnectedAtLabel}.`; } if (reconnectedAtLabel) { return `Connection restored at ${reconnectedAtLabel}.`; } return "Connection restored."; } function describeSlowRpcAckToast(requests: ReadonlyArray<SlowRpcAckRequest>): ReactNode { const count = requests.length; const thresholdSeconds = Math.round((requests[0]?.thresholdMs ?? 0) / 1000); return `${count} request${count === 1 ? "" : "s"} waiting longer than ${thresholdSeconds}s.`; } export function shouldAutoReconnect( status: WsConnectionStatus, trigger: WsAutoReconnectTrigger, ): boolean { const uiState = getWsConnectionUiState(status); if (trigger === "online") { return ( uiState === "offline" || uiState === "reconnecting" || uiState === "error" || status.reconnectPhase === "exhausted" ); } return ( status.online && status.hasConnected && (uiState === "reconnecting" || status.reconnectPhase === "exhausted") ); } function buildBlockingCopy( uiState: WsConnectionUiState, status: WsConnectionStatus, ): { readonly description: string; readonly eyebrow: string; readonly title: string; } { if (uiState === "connecting") { return { description: `Opening the WebSocket connection to the ${APP_DISPLAY_NAME} server and waiting for the initial config snapshot.`, eyebrow: "Starting Session", title: `Connecting to ${APP_DISPLAY_NAME}`, }; } if (uiState === "offline") { return { description: "Your browser is offline, so the web client cannot reach the T3 server. Reconnect to the network and the app will retry automatically.", eyebrow: "Offline", title: "WebSocket connection unavailable", }; } if (status.lastError?.trim()) { return { description: `${status.lastError} Verify that the T3 server is running and reachable, then reload the app if needed.`, eyebrow: "Connection Error", title: "Cannot reach the T3 server", }; } return { description: "The web client could not complete its initial WebSocket connection to the T3 server. It will keep retrying in the background.", eyebrow: "Connection Error", title: "Cannot reach the T3 server", }; } function buildConnectionDetails(status: WsConnectionStatus, uiState: WsConnectionUiState): string { const details = [ `state: ${uiState}`, `online: ${status.online ? "yes" : "no"}`, `attempts: ${status.attemptCount}`, ]; if (status.socketUrl) { details.push(`socket: ${status.socketUrl}`); } if (status.connectedAt) { details.push(`connectedAt: ${status.connectedAt}`); } if (status.disconnectedAt) { details.push(`disconnectedAt: ${status.disconnectedAt}`); } if (status.lastErrorAt) { details.push(`lastErrorAt: ${status.lastErrorAt}`); } if (status.lastError) { details.push(`lastError: ${status.lastError}`); } if (status.closeCode !== null) { details.push(`closeCode: ${status.closeCode}`); } if (status.closeReason) { details.push(`closeReason: ${status.closeReason}`); } return details.join("\n"); } function WebSocketBlockingState({ status, uiState, }: { readonly status: WsConnectionStatus; readonly uiState: WsConnectionUiState; }) { const copy = buildBlockingCopy(uiState, status); const disconnectedAt = formatConnectionMoment(status.disconnectedAt ?? status.lastErrorAt); const Icon = uiState === "connecting" ? LoaderCircle : uiState === "offline" ? CloudOff : AlertTriangle; return ( <div className="relative flex min-h-screen items-center justify-center overflow-hidden bg-background px-4 py-10 text-foreground sm:px-6"> <div className="pointer-events-none absolute inset-0 opacity-90"> <div className="absolute inset-x-0 top-0 h-56 bg-[radial-gradient(48rem_18rem_at_top,color-mix(in_srgb,var(--color-amber-500)_16%,transparent),transparent)]" /> <div className="absolute inset-0 bg-[linear-gradient(145deg,color-mix(in_srgb,var(--background)_92%,var(--color-black))_0%,var(--background)_56%)]" /> </div> <section className="relative w-full max-w-xl rounded-[1.75rem] border border-border/80 bg-card/92 p-6 shadow-2xl shadow-black/20 backdrop-blur-md sm:p-8"> <div className="flex items-start justify-between gap-4"> <div> <p className="text-[11px] font-semibold tracking-[0.18em] text-muted-foreground uppercase"> {copy.eyebrow} </p> <h1 className="mt-3 text-2xl font-semibold tracking-tight sm:text-3xl">{copy.title}</h1> </div> <div className="rounded-2xl border border-border/70 bg-background/80 p-3 text-foreground shadow-sm"> <Icon className={uiState === "connecting" ? "size-5 animate-spin" : "size-5"} /> </div> </div> <p className="mt-3 text-sm leading-relaxed text-muted-foreground">{copy.description}</p> <div className="mt-5 grid gap-3 rounded-2xl border border-border/70 bg-background/60 p-4 text-sm sm:grid-cols-2"> <div> <p className="text-[11px] font-semibold tracking-[0.16em] text-muted-foreground uppercase"> Connection </p> <p className="mt-1 font-medium text-foreground"> {uiState === "connecting" ? "Opening WebSocket" : uiState === "offline" ? "Waiting for network" : "Retrying server connection"} </p> </div> <div> <p className="text-[11px] font-semibold tracking-[0.16em] text-muted-foreground uppercase"> Latest Event </p> <p className="mt-1 font-medium text-foreground">{disconnectedAt ?? "Pending"}</p> </div> </div> <div className="mt-5 flex flex-wrap gap-2"> <Button size="sm" onClick={() => window.location.reload()}> <RotateCw /> Reload app </Button> </div> <details className="group mt-5 overflow-hidden rounded-lg border border-border/70 bg-background/55"> <summary className="cursor-pointer list-none px-3 py-2 text-xs font-medium text-muted-foreground"> <span className="group-open:hidden">Show connection details</span> <span className="hidden group-open:inline">Hide connection details</span> </summary> <pre className="max-h-56 overflow-auto border-t border-border/70 bg-background/80 px-3 py-2 text-xs text-foreground/85"> {buildConnectionDetails(status, uiState)} </pre> </details> </section> </div> ); } export function WebSocketConnectionCoordinator() { const status = useWsConnectionStatus(); const [nowMs, setNowMs] = useState(() => Date.now()); const lastForcedReconnectAtRef = useRef(0); const toastIdRef = useRef<ReturnType<typeof toastManager.add> | null>(null); const toastResetTimerRef = useRef<number | null>(null); const previousUiStateRef = useRef<WsConnectionUiState>(getWsConnectionUiState(status)); const previousDisconnectedAtRef = useRef<string | null>(status.disconnectedAt); const runReconnect = useEffectEvent((showFailureToast: boolean) => { if (toastResetTimerRef.current !== null) { window.clearTimeout(toastResetTimerRef.current); toastResetTimerRef.current = null; } lastForcedReconnectAtRef.current = Date.now(); void getWsRpcClient() .reconnect() .catch((error) => { if (!showFailureToast) { console.warn("Automatic WebSocket reconnect failed", { error }); return; } toastManager.add({ type: "error", title: "Reconnect failed", description: error instanceof Error ? error.message : "Unable to restart the WebSocket.", data: { dismissAfterVisibleMs: 8_000, hideCopyButton: true, }, }); }); }); const syncBrowserOnlineStatus = useEffectEvent(() => { setBrowserOnlineStatus(navigator.onLine !== false); }); const triggerManualReconnect = useEffectEvent(() => { runReconnect(true); }); const triggerAutoReconnect = useEffectEvent((trigger: WsAutoReconnectTrigger) => { const currentStatus = trigger === "online" ? setBrowserOnlineStatus(true) : getWsConnectionStatus(); if (!shouldAutoReconnect(currentStatus, trigger)) { return; } if (Date.now() - lastForcedReconnectAtRef.current < FORCED_WS_RECONNECT_DEBOUNCE_MS) { return; } runReconnect(false); }); useEffect(() => { const handleOnline = () => { triggerAutoReconnect("online"); }; const handleFocus = () => { triggerAutoReconnect("focus"); }; syncBrowserOnlineStatus(); window.addEventListener("online", handleOnline); window.addEventListener("offline", syncBrowserOnlineStatus); window.addEventListener("focus", handleFocus); return () => { window.removeEventListener("online", handleOnline); window.removeEventListener("offline", syncBrowserOnlineStatus); window.removeEventListener("focus", handleFocus); }; }, []); useEffect(() => { if (status.reconnectPhase !== "waiting" || status.nextRetryAt === null) { return; } setNowMs(Date.now()); const intervalId = window.setInterval(() => { setNowMs(Date.now()); }, 1_000); return () => { window.clearInterval(intervalId); }; }, [status.nextRetryAt, status.reconnectPhase]); useEffect(() => { if ( status.reconnectPhase !== "waiting" || status.nextRetryAt === null || !status.online || !status.hasConnected ) { return; } const nextRetryAt = status.nextRetryAt; const timeoutMs = Math.max(0, new Date(nextRetryAt).getTime() - Date.now()) + 1_500; const timeoutId = window.setTimeout(() => { exhaustWsReconnectIfStillWaiting(nextRetryAt); }, timeoutMs); return () => { window.clearTimeout(timeoutId); }; }, [ status.hasConnected, status.nextRetryAt, status.online, status.reconnectAttemptCount, status.reconnectPhase, ]); useEffect(() => { const uiState = getWsConnectionUiState(status); const previousUiState = previousUiStateRef.current; const previousDisconnectedAt = previousDisconnectedAtRef.current; const shouldShowReconnectToast = status.hasConnected && uiState === "reconnecting"; const shouldShowOfflineToast = uiState === "offline" && status.disconnectedAt !== null; const shouldShowExhaustedToast = status.hasConnected && status.reconnectPhase === "exhausted"; if ( toastResetTimerRef.current !== null && (shouldShowReconnectToast || shouldShowOfflineToast || shouldShowExhaustedToast) ) { window.clearTimeout(toastResetTimerRef.current); toastResetTimerRef.current = null; } if (shouldShowReconnectToast || shouldShowOfflineToast || shouldShowExhaustedToast) { const toastPayload = shouldShowOfflineToast ? { description: describeOfflineToast(), timeout: 0, title: "Offline", type: "warning" as const, data: { hideCopyButton: true, }, } : shouldShowExhaustedToast ? { actionProps: { children: "Retry", onClick: triggerManualReconnect, }, description: describeExhaustedToast(), timeout: 0, title: "Disconnected from T3 Server", type: "error" as const, data: { hideCopyButton: true, }, } : { actionProps: { children: "Retry now", onClick: triggerManualReconnect, }, description: status.nextRetryAt === null ? `Reconnecting... ${formatReconnectAttemptLabel(status)}` : `Reconnecting in ${formatRetryCountdown(status.nextRetryAt, nowMs)}... ${formatReconnectAttemptLabel(status)}`, timeout: 0, title: buildReconnectTitle(status), type: "loading" as const, data: { hideCopyButton: true, }, }; if (toastIdRef.current) { toastManager.update(toastIdRef.current, toastPayload); } else { toastIdRef.current = toastManager.add(toastPayload); } } else if (toastIdRef.current) { toastManager.close(toastIdRef.current); toastIdRef.current = null; } if ( uiState === "connected" && (previousUiState === "offline" || previousUiState === "reconnecting") && previousDisconnectedAt !== null ) { const successToast = { description: describeRecoveredToast(previousDisconnectedAt, status.connectedAt), title: "Reconnected to T3 Server", type: "success" as const, timeout: 0, data: { dismissAfterVisibleMs: 8_000, hideCopyButton: true, }, }; if (toastIdRef.current) { toastManager.update(toastIdRef.current, successToast); } else { toastIdRef.current = toastManager.add(successToast); } toastResetTimerRef.current = window.setTimeout(() => { toastIdRef.current = null; toastResetTimerRef.current = null; }, 8_250); } previousUiStateRef.current = uiState; previousDisconnectedAtRef.current = status.disconnectedAt; }, [nowMs, status]); useEffect(() => { return () => { if (toastResetTimerRef.current !== null) { window.clearTimeout(toastResetTimerRef.current); } }; }, []); return null; } export function SlowRpcAckToastCoordinator() { const slowRequests = useSlowRpcAckRequests(); const status = useWsConnectionStatus(); const toastIdRef = useRef<ReturnType<typeof toastManager.add> | null>(null); useEffect(() => { if (getWsConnectionUiState(status) !== "connected") { if (toastIdRef.current) { toastManager.close(toastIdRef.current); toastIdRef.current = null; }