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 { RpcClient, RpcSerialization } from "effect/unstable/rpc";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]>>; function mapInitialConfigError(error: InitialConfigError): ConnectionAttemptError {  switch (error._tag) {    case "EnvironmentAuthorizationError":      return new ConnectionBlockedError({        reason: "permission",        message: error.message,      });    case "KeybindingsConfigParseError":    case "ServerSettingsError":      return new ConnectionTransientErrorClass({        reason: "remote-unavailable",        message: error.message,      });    case "RpcClientError":      return new ConnectionTransientErrorClass({        reason: "transport",        message: error.message,      });  }} export const rpcSessionFactoryLayer = Layer.effect(  RpcSessionFactory,  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",                message: 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(mapInitialConfigError),          Effect.withSpan("environment.initialSync"),        ),      );      const probe = client[WS_METHODS.serverGetConfig]({}).pipe(        Effect.mapError(mapInitialConfigError),        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 });  }),);