import { type ServerConfig, WS_METHODS } from "@t3tools/contracts";import * as Context from "effect/Context";import * as Deferred from "effect/Deferred";import * as Effect from "effect/Effect";import * as Layer from "effect/Layer";import * as Schedule from "effect/Schedule";import type * as Scope from "effect/Scope";import * as RpcClient from "effect/unstable/rpc/RpcClient";import * as RpcSerialization from "effect/unstable/rpc/RpcSerialization";import * as Socket from "effect/unstable/socket/Socket"; import { makeWsRpcProtocolClient, type WsRpcProtocolClient } from "./protocol.ts";import type {  ConnectionAttemptError,  ConnectionTransientError,  PreparedConnection,} from "../connection/model.ts";import {  ConnectionBlockedError,  ConnectionTransientError as ConnectionTransientErrorClass,} from "../connection/model.ts"; const SOCKET_OPEN_TIMEOUT = "15 seconds"; export interface RpcSession {  readonly client: WsRpcProtocolClient;  readonly initialConfig: Effect.Effect<ServerConfig, ConnectionAttemptError>;  readonly ready: Effect.Effect<void, ConnectionAttemptError>;  readonly probe: Effect.Effect<void, ConnectionAttemptError>;  readonly closed: Effect.Effect<never, ConnectionTransientError>;} export class RpcSessionFactory extends Context.Service<  RpcSessionFactory,  {    readonly connect: (      connection: PreparedConnection,    ) => Effect.Effect<RpcSession, ConnectionAttemptError, Scope.Scope>;  }>()("@t3tools/client-runtime/rpc/session/RpcSessionFactory") {} type InitialConfigError = Effect.Error<  ReturnType<WsRpcProtocolClient[typeof WS_METHODS.serverGetConfig]>>;type ProbeError = Effect.Error<ReturnType<WsRpcProtocolClient[typeof WS_METHODS.serverProbe]>>; function mapSessionRpcError(error: InitialConfigError | ProbeError): ConnectionAttemptError {  switch (error._tag) {    case "EnvironmentAuthorizationError":      return new ConnectionBlockedError({        reason: "permission",        detail: error.message,      });    case "KeybindingsConfigParseError":    case "ServerSettingsError":      return new ConnectionTransientErrorClass({        reason: "remote-unavailable",        detail: error.message,      });    case "RpcClientError":      return new ConnectionTransientErrorClass({        reason: "transport",        detail: error.message,      });  }} export const make = Effect.gen(function* () {  const webSocketConstructor = yield* Socket.WebSocketConstructor;   const connect = Effect.fnUntraced(function* (connection: PreparedConnection) {    yield* Effect.annotateCurrentSpan({      "connection.environment.id": connection.environmentId,    });     const connected = yield* Deferred.make<void>();    const disconnected = yield* Deferred.make<never, ConnectionTransientError>();    const hooks = RpcClient.ConnectionHooks.of({      onConnect: Deferred.succeed(connected, undefined).pipe(Effect.asVoid),      onDisconnect: Deferred.isDone(connected).pipe(        Effect.flatMap((wasConnected) =>          Deferred.fail(            disconnected,            new ConnectionTransientErrorClass({              reason: "transport",              detail: wasConnected                ? `${connection.label} disconnected.`                : `${connection.label} could not establish a WebSocket connection.`,            }),          ),        ),        Effect.asVoid,      ),    });    const socketLayer = Socket.layerWebSocket(connection.socketUrl, {      openTimeout: SOCKET_OPEN_TIMEOUT,    }).pipe(Layer.provide(Layer.succeed(Socket.WebSocketConstructor, webSocketConstructor)));    const protocolLayer = Layer.effect(      RpcClient.Protocol,      RpcClient.makeProtocolSocket({        retryTransientErrors: false,        retryPolicy: Schedule.recurs(0),      }),    ).pipe(      Layer.provide(        Layer.mergeAll(          socketLayer,          RpcSerialization.layerJson,          Layer.succeed(RpcClient.ConnectionHooks, hooks),        ),      ),    );    const protocolContext = yield* Layer.build(protocolLayer).pipe(      Effect.withSpan("environment.websocket.connect"),    );    const client = yield* makeWsRpcProtocolClient.pipe(Effect.provide(protocolContext));    const initialConfig = yield* Effect.cached(      client[WS_METHODS.serverGetConfig]({}).pipe(        Effect.mapError(mapSessionRpcError),        Effect.withSpan("environment.initialSync"),      ),    );    const probe = initialConfig.pipe(      Effect.flatMap((config) =>        (config.environment.capabilities.connectionProbe === true          ? client[WS_METHODS.serverProbe]({})          : client[WS_METHODS.serverGetConfig]({})        ).pipe(Effect.mapError(mapSessionRpcError)),      ),      Effect.asVoid,      Effect.withSpan("clientRuntime.connection.rpcSession.probe"),    );     return {      client,      initialConfig,      ready: Deferred.await(connected).pipe(        Effect.andThen(initialConfig),        Effect.asVoid,        Effect.raceFirst(Deferred.await(disconnected)),      ),      probe,      closed: Deferred.await(disconnected),    } satisfies RpcSession;  });   return RpcSessionFactory.of({ connect });}); export const layer = Layer.effect(RpcSessionFactory, make);