import {  type EnvironmentId,  type ServerConfig,  type ServerConfigStreamEvent,  type ServerLifecycleWelcomePayload,  WS_METHODS,} from "@t3tools/contracts";import * as Option from "effect/Option";import * as Stream from "effect/Stream";import { AsyncResult, Atom } from "effect/unstable/reactivity"; import {  createAtomCommandScheduler,  createEnvironmentRpcCommand,  createEnvironmentRpcQueryAtomFamily,  createEnvironmentRpcSubscriptionAtomFamily,} from "./runtime.ts";import type { EnvironmentRegistry } from "../connection/registry.ts"; export interface ServerConfigProjection {  readonly config: ServerConfig;  readonly latestEvent: ServerConfigStreamEvent;} export function applyServerConfigProjection(  current: Option.Option<ServerConfigProjection>,  event: ServerConfigStreamEvent,): Option.Option<ServerConfigProjection> {  switch (event.type) {    case "snapshot":      return Option.some({        config: event.config,        latestEvent: event,      });    case "keybindingsUpdated":      return Option.map(current, (projection) => ({        config: {          ...projection.config,          keybindings: event.payload.keybindings,          issues: event.payload.issues,        },        latestEvent: event,      }));    case "providerStatuses":      return Option.map(current, (projection) => ({        config: {          ...projection.config,          providers: event.payload.providers,        },        latestEvent: event,      }));    case "settingsUpdated":      return Option.map(current, (projection) => ({        config: {          ...projection.config,          settings: event.payload.settings,        },        latestEvent: event,      }));  }} export function projectServerConfig(  current: Option.Option<ServerConfigProjection>,  event: ServerConfigStreamEvent,): readonly [Option.Option<ServerConfigProjection>, ReadonlyArray<ServerConfigProjection>] {  const next = applyServerConfigProjection(current, event);  return [next, Option.toArray(next)];} export function projectServerWelcome(  current: Option.Option<ServerLifecycleWelcomePayload>,  event: {    readonly type: "welcome" | "ready";    readonly payload: unknown;  },): readonly [  Option.Option<ServerLifecycleWelcomePayload>,  ReadonlyArray<ServerLifecycleWelcomePayload>,] {  if (event.type !== "welcome") {    return [current, []];  }  const welcome = event.payload as ServerLifecycleWelcomePayload;  return [Option.some(welcome), [welcome]];} export function createServerEnvironmentAtoms<R, E>(  runtime: Atom.AtomRuntime<EnvironmentRegistry | R, E>,  options: {    readonly initialConfigValueAtom: (      environmentId: EnvironmentId,    ) => Atom.Atom<ServerConfig | null>;  },) {  const configScheduler = createAtomCommandScheduler();  const configConcurrency = {    mode: "serial" as const,    key: ({ environmentId }: { readonly environmentId: string }) => environmentId,  };  const configProjection = createEnvironmentRpcSubscriptionAtomFamily(runtime, {    label: "environment-data:server:config-projection",    tag: WS_METHODS.subscribeServerConfig,    transform: (stream) =>      stream.pipe(Stream.mapAccum(Option.none<ServerConfigProjection>, projectServerConfig)),  });  const emptyConfigAtom = Atom.make<ServerConfig | null>(null).pipe(    Atom.withLabel("environment-data:server:config:empty"),  );  const configValueAtom = Atom.family((environmentId: EnvironmentId | null) => {    if (environmentId === null) {      return emptyConfigAtom;    }    return Atom.make((get): ServerConfig | null => {      const projection = Option.getOrNull(        AsyncResult.value(get(configProjection({ environmentId, input: {} }))),      );      return projection?.config ?? get(options.initialConfigValueAtom(environmentId));    }).pipe(Atom.withLabel(`environment-data:server:config:${environmentId}`));  });   return {    configValueAtom,    traceDiagnostics: createEnvironmentRpcQueryAtomFamily(runtime, {      label: "environment-data:server:trace-diagnostics",      tag: WS_METHODS.serverGetTraceDiagnostics,    }),    processDiagnostics: createEnvironmentRpcQueryAtomFamily(runtime, {      label: "environment-data:server:process-diagnostics",      tag: WS_METHODS.serverGetProcessDiagnostics,    }),    processResourceHistory: createEnvironmentRpcQueryAtomFamily(runtime, {      label: "environment-data:server:process-resource-history",      tag: WS_METHODS.serverGetProcessResourceHistory,    }),    configProjection,    welcome: createEnvironmentRpcSubscriptionAtomFamily(runtime, {      label: "environment-data:server:welcome",      tag: WS_METHODS.subscribeServerLifecycle,      transform: (stream) =>        stream.pipe(          Stream.mapAccum(Option.none<ServerLifecycleWelcomePayload>, projectServerWelcome),        ),    }),    refreshProviders: createEnvironmentRpcCommand(runtime, {      label: "environment-data:server:refresh-providers",      tag: WS_METHODS.serverRefreshProviders,      concurrency: {        mode: "singleFlight",        key: ({ environmentId }) => environmentId,      },    }),    updateProvider: createEnvironmentRpcCommand(runtime, {      label: "environment-data:server:update-provider",      tag: WS_METHODS.serverUpdateProvider,      scheduler: configScheduler,      concurrency: configConcurrency,    }),    upsertKeybinding: createEnvironmentRpcCommand(runtime, {      label: "environment-data:server:upsert-keybinding",      tag: WS_METHODS.serverUpsertKeybinding,      scheduler: configScheduler,      concurrency: configConcurrency,    }),    removeKeybinding: createEnvironmentRpcCommand(runtime, {      label: "environment-data:server:remove-keybinding",      tag: WS_METHODS.serverRemoveKeybinding,      scheduler: configScheduler,      concurrency: configConcurrency,    }),    updateSettings: createEnvironmentRpcCommand(runtime, {      label: "environment-data:server:update-settings",      tag: WS_METHODS.serverUpdateSettings,      scheduler: configScheduler,      concurrency: configConcurrency,    }),    signalProcess: createEnvironmentRpcCommand(runtime, {      label: "environment-data:server:signal-process",      tag: WS_METHODS.serverSignalProcess,    }),  };}