import { DesktopWslStateSchema } from "@t3tools/contracts";import { assert, describe, it } from "@effect/vitest";import * as Effect from "effect/Effect";import * as Layer from "effect/Layer";import * as Option from "effect/Option";import * as Schema from "effect/Schema"; import * as DesktopEnvironment from "../../app/DesktopEnvironment.ts";import * as DesktopLifecycle from "../../app/DesktopLifecycle.ts";import * as DesktopShutdown from "../../app/DesktopShutdown.ts";import * as DesktopState from "../../app/DesktopState.ts";import * as ElectronApp from "../../electron/ElectronApp.ts";import * as ElectronTheme from "../../electron/ElectronTheme.ts";import * as DesktopAppSettings from "../../settings/DesktopAppSettings.ts";import * as DesktopWindow from "../../window/DesktopWindow.ts";import * as DesktopWslBackend from "../../wsl/DesktopWslBackend.ts";import * as DesktopWslEnvironment from "../../wsl/DesktopWslEnvironment.ts";import { setWslBackendEnabled, setWslDistro, setWslOnly } from "./wsl.ts"; const decodeWslState = Schema.decodeUnknownEffect(DesktopWslStateSchema); const invokeSetWslBackendEnabled = (enabled: boolean) =>  setWslBackendEnabled.handler(enabled).pipe(Effect.flatMap(decodeWslState));const invokeSetWslDistro = (distro: string | null) =>  setWslDistro.handler(distro).pipe(Effect.flatMap(decodeWslState));const invokeSetWslOnly = (enabled: boolean) =>  setWslOnly.handler(enabled).pipe(Effect.flatMap(decodeWslState)); function makeWslBackendLayer(input: { readonly onReconcile?: Effect.Effect<void> } = {}) {  return Layer.succeed(    DesktopWslBackend.DesktopWslBackend,    DesktopWslBackend.DesktopWslBackend.of({      reconcile: input.onReconcile ?? Effect.void,      lastPreflightError: Effect.succeed(Option.none()),    }),  );} function makeLifecycleLayer(relaunchReasons: Array<string>) {  return Layer.succeed(    DesktopLifecycle.DesktopLifecycle,    DesktopLifecycle.DesktopLifecycle.of({      relaunch: (reason) =>        Effect.sync(() => {          relaunchReasons.push(reason);        }),      register: Effect.void,    }),  );} const unusedLifecycleRuntimeLayer = Layer.mergeAll(  DesktopShutdown.layer,  DesktopState.layer,  Layer.succeed(    DesktopEnvironment.DesktopEnvironment,    DesktopEnvironment.DesktopEnvironment.of(      {} as DesktopEnvironment.DesktopEnvironment["Service"],    ),  ),  Layer.succeed(    DesktopWindow.DesktopWindow,    DesktopWindow.DesktopWindow.of({} as DesktopWindow.DesktopWindow["Service"]),  ),  Layer.succeed(    ElectronApp.ElectronApp,    ElectronApp.ElectronApp.of({} as ElectronApp.ElectronApp["Service"]),  ),  Layer.succeed(    ElectronTheme.ElectronTheme,    ElectronTheme.ElectronTheme.of({} as ElectronTheme.ElectronTheme["Service"]),  ),); describe("WSL IPC", () => {  it.effect("stages dual-backend preferences before enabling without relaunching", () => {    const relaunchReasons: Array<string> = [];    const layer = Layer.mergeAll(      DesktopAppSettings.layerTest({        ...DesktopAppSettings.DEFAULT_DESKTOP_SETTINGS,        wslBackendEnabled: false,        wslOnly: true,      }),      DesktopWslEnvironment.layerTest({ isAvailable: true }),      makeWslBackendLayer(),      makeLifecycleLayer(relaunchReasons),      unusedLifecycleRuntimeLayer,    );     return Effect.gen(function* () {      yield* invokeSetWslOnly(false);      yield* invokeSetWslDistro("Debian");      const state = yield* invokeSetWslBackendEnabled(true);       assert.deepEqual(state, {        enabled: true,        distro: "Debian",        available: true,        wslOnly: false,        distros: [],        preflightError: null,      });      assert.deepEqual(relaunchReasons, []);    }).pipe(Effect.provide(layer));  });   it.effect("stages WSL-only preferences and relaunches only after enabling", () => {    const relaunchReasons: Array<string> = [];    const layer = Layer.mergeAll(      DesktopAppSettings.layerTest({        ...DesktopAppSettings.DEFAULT_DESKTOP_SETTINGS,        wslBackendEnabled: false,        wslOnly: false,      }),      DesktopWslEnvironment.layerTest({ isAvailable: true }),      makeWslBackendLayer(),      makeLifecycleLayer(relaunchReasons),      unusedLifecycleRuntimeLayer,    );     return Effect.gen(function* () {      const stagedMode = yield* invokeSetWslOnly(true);      assert.equal(stagedMode.enabled, false);      assert.equal(stagedMode.wslOnly, true);      assert.deepEqual(relaunchReasons, []);       yield* invokeSetWslDistro("Debian");      assert.deepEqual(relaunchReasons, []);       const state = yield* invokeSetWslBackendEnabled(true);      assert.deepEqual(state, {        enabled: true,        distro: "Debian",        available: true,        wslOnly: true,        distros: [],        preflightError: null,      });      assert.deepEqual(relaunchReasons, ["wslBackendEnabled=true"]);    }).pipe(Effect.provide(layer));  });   it.effect("relaunches when enabling the WSL backend while wsl-only is already persisted", () => {    const relaunchReasons: Array<string> = [];    let reconcileCount = 0;    const layer = Layer.mergeAll(      DesktopAppSettings.layerTest({        ...DesktopAppSettings.DEFAULT_DESKTOP_SETTINGS,        wslBackendEnabled: false,        wslOnly: true,      }),      DesktopWslEnvironment.layerTest({ isAvailable: true }),      makeWslBackendLayer({        onReconcile: Effect.sync(() => {          reconcileCount += 1;        }),      }),      makeLifecycleLayer(relaunchReasons),      unusedLifecycleRuntimeLayer,    );     return Effect.gen(function* () {      const state = yield* invokeSetWslBackendEnabled(true);       assert.deepEqual(state, {        enabled: true,        distro: null,        available: true,        wslOnly: true,        distros: [],        preflightError: null,      });      assert.equal(reconcileCount, 0);      assert.deepEqual(relaunchReasons, ["wslBackendEnabled=true"]);    }).pipe(Effect.provide(layer));  });   it.effect("reconciles in dual-backend mode without relaunching", () => {    const relaunchReasons: Array<string> = [];    let reconcileCount = 0;    const layer = Layer.mergeAll(      DesktopAppSettings.layerTest({        ...DesktopAppSettings.DEFAULT_DESKTOP_SETTINGS,        wslBackendEnabled: false,        wslOnly: false,      }),      DesktopWslEnvironment.layerTest({ isAvailable: true }),      makeWslBackendLayer({        onReconcile: Effect.sync(() => {          reconcileCount += 1;        }),      }),      makeLifecycleLayer(relaunchReasons),      unusedLifecycleRuntimeLayer,    );     return Effect.gen(function* () {      const state = yield* invokeSetWslBackendEnabled(true);       assert.equal(state.enabled, true);      assert.equal(state.wslOnly, false);      assert.equal(reconcileCount, 1);      assert.deepEqual(relaunchReasons, []);    }).pipe(Effect.provide(layer));  });   it.effect("clears wsl-only before relaunching when disabling a WSL-only backend", () => {    const relaunchReasons: Array<string> = [];    let reconcileCount = 0;    const layer = Layer.mergeAll(      DesktopAppSettings.layerTest({        ...DesktopAppSettings.DEFAULT_DESKTOP_SETTINGS,        wslBackendEnabled: true,        wslOnly: true,      }),      DesktopWslEnvironment.layerTest({ isAvailable: true }),      makeWslBackendLayer({        onReconcile: Effect.sync(() => {          reconcileCount += 1;        }),      }),      makeLifecycleLayer(relaunchReasons),      unusedLifecycleRuntimeLayer,    );     return Effect.gen(function* () {      const state = yield* invokeSetWslBackendEnabled(false);      const appSettings = yield* DesktopAppSettings.DesktopAppSettings;      const settings = yield* appSettings.get;       assert.deepEqual(state, {        enabled: false,        distro: null,        available: true,        wslOnly: false,        distros: [],        preflightError: null,      });      assert.equal(settings.wslBackendEnabled, false);      assert.equal(settings.wslOnly, false);      assert.equal(reconcileCount, 0);      assert.deepEqual(relaunchReasons, ["wslBackendEnabled=false"]);    }).pipe(Effect.provide(layer));  });   it.effect("clears dual-backend WSL without relaunching", () => {    const relaunchReasons: Array<string> = [];    let reconcileCount = 0;    const layer = Layer.mergeAll(      DesktopAppSettings.layerTest({        ...DesktopAppSettings.DEFAULT_DESKTOP_SETTINGS,        wslBackendEnabled: true,        wslOnly: false,      }),      DesktopWslEnvironment.layerTest({ isAvailable: true }),      makeWslBackendLayer({        onReconcile: Effect.sync(() => {          reconcileCount += 1;        }),      }),      makeLifecycleLayer(relaunchReasons),      unusedLifecycleRuntimeLayer,    );     return Effect.gen(function* () {      const state = yield* invokeSetWslBackendEnabled(false);       assert.equal(state.enabled, false);      assert.equal(state.wslOnly, false);      assert.equal(reconcileCount, 1);      assert.deepEqual(relaunchReasons, []);    }).pipe(Effect.provide(layer));  });});