import * as nodePath from "node:path";import { type ServerProvider, ServerProvider as ServerProviderSchema } from "@t3tools/contracts";import { Cause, Effect, FileSystem, Schema } from "effect"; import { writeFileStringAtomically } from "../atomicWrite.ts"; export const PROVIDER_CACHE_IDS = [  "codex",  "claudeAgent",  "opencode",  "cursor",] as const satisfies ReadonlyArray<ServerProvider["provider"]>; const decodeProviderStatusCache = Schema.decodeUnknownEffect(  Schema.fromJsonString(ServerProviderSchema),); const providerOrderRank = (provider: ServerProvider["provider"]): number => {  const rank = PROVIDER_CACHE_IDS.indexOf(provider);  return rank === -1 ? Number.MAX_SAFE_INTEGER : rank;}; const mergeProviderModels = (  fallbackModels: ReadonlyArray<ServerProvider["models"][number]>,  cachedModels: ReadonlyArray<ServerProvider["models"][number]>,): ReadonlyArray<ServerProvider["models"][number]> => {  const fallbackSlugs = new Set(fallbackModels.map((model) => model.slug));  return [...fallbackModels, ...cachedModels.filter((model) => !fallbackSlugs.has(model.slug))];}; export const orderProviderSnapshots = (  providers: ReadonlyArray<ServerProvider>,): ReadonlyArray<ServerProvider> =>  [...providers].toSorted(    (left, right) => providerOrderRank(left.provider) - providerOrderRank(right.provider),  ); export const hydrateCachedProvider = (input: {  readonly cachedProvider: ServerProvider;  readonly fallbackProvider: ServerProvider;}): ServerProvider => {  if (    !input.fallbackProvider.enabled ||    input.cachedProvider.enabled !== input.fallbackProvider.enabled  ) {    return input.fallbackProvider;  }   const { message: _fallbackMessage, ...fallbackWithoutMessage } = input.fallbackProvider;  const hydratedProvider: ServerProvider = {    ...fallbackWithoutMessage,    models: mergeProviderModels(input.fallbackProvider.models, input.cachedProvider.models),    installed: input.cachedProvider.installed,    version: input.cachedProvider.version,    status: input.cachedProvider.status,    auth: input.cachedProvider.auth,    checkedAt: input.cachedProvider.checkedAt,    slashCommands: input.cachedProvider.slashCommands,    skills: input.cachedProvider.skills,  };   return input.cachedProvider.message    ? { ...hydratedProvider, message: input.cachedProvider.message }    : hydratedProvider;}; export const resolveProviderStatusCachePath = (input: {  readonly cacheDir: string;  readonly provider: ServerProvider["provider"];}) => nodePath.join(input.cacheDir, `${input.provider}.json`); export const readProviderStatusCache = (filePath: string) =>  Effect.gen(function* () {    const fs = yield* FileSystem.FileSystem;    const exists = yield* fs.exists(filePath).pipe(Effect.orElseSucceed(() => false));    if (!exists) {      return undefined;    }     const raw = yield* fs.readFileString(filePath).pipe(Effect.orElseSucceed(() => ""));    const trimmed = raw.trim();    if (trimmed.length === 0) {      return undefined;    }     return yield* decodeProviderStatusCache(trimmed).pipe(      Effect.matchCauseEffect({        onFailure: (cause) =>          Effect.logWarning("failed to parse provider status cache, ignoring", {            path: filePath,            issues: Cause.pretty(cause),          }).pipe(Effect.as(undefined)),        onSuccess: Effect.succeed,      }),    );  }); export const writeProviderStatusCache = (input: {  readonly filePath: string;  readonly provider: ServerProvider;}) =>  writeFileStringAtomically({    filePath: input.filePath,    contents: `${JSON.stringify(input.provider, null, 2)}\n`,  });