import {  type CommandId,  ModelSelection,  ProjectId,  type Project,  type ProjectScript,  type ProjectSnapshot,} from "@t3tools/contracts";import * as Context from "effect/Context";import * as DateTime from "effect/DateTime";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 { OrchestrationEngineService } from "../orchestration/Services/OrchestrationEngine.ts";import * as ProjectionProjects from "../persistence/Services/ProjectionProjects.ts";import { ProjectEnrichmentService, type ProjectEnrichment } from "./ProjectEnrichmentService.ts";import * as WorkspacePaths from "../workspace/WorkspacePaths.ts"; export interface ProjectCreateInput {  readonly commandId: CommandId;  readonly projectId: ProjectId;  readonly title: string;  readonly workspaceRoot: string;  readonly createWorkspaceRootIfMissing?: boolean;  readonly defaultModelSelection?: ModelSelection | null;  readonly scripts?: ReadonlyArray<ProjectScript>;} export interface ProjectUpdateInput {  readonly commandId: CommandId;  readonly projectId: ProjectId;  readonly title?: string;  readonly workspaceRoot?: string;  readonly defaultModelSelection?: ModelSelection | null;  readonly scripts?: ReadonlyArray<ProjectScript>;} export interface ProjectBootstrapInput extends ProjectCreateInput {} export interface ProjectDeleteInput {  readonly commandId: CommandId;  readonly projectId: ProjectId;} export class ProjectNotFoundError extends Schema.TaggedErrorClass<ProjectNotFoundError>()(  "ProjectNotFoundError",  { projectId: ProjectId },) {  override get message(): string {    return `Project ${this.projectId} was not found.`;  }} export class ProjectConflictError extends Schema.TaggedErrorClass<ProjectConflictError>()(  "ProjectConflictError",  {    projectId: ProjectId,    workspaceRoot: Schema.String,    conflictingProjectId: ProjectId,  },) {  override get message(): string {    return `Workspace ${this.workspaceRoot} already belongs to project ${this.conflictingProjectId}.`;  }} export class ProjectOperationError extends Schema.TaggedErrorClass<ProjectOperationError>()(  "ProjectOperationError",  {    operation: Schema.Literals([      "normalize-workspace",      "read-project",      "list-projects",      "dispatch-project-command",    ]),    projectId: Schema.optional(ProjectId),    workspaceRoot: Schema.optional(Schema.String),    cause: Schema.Defect(),  },) {  override get message(): string {    return `Project operation '${this.operation}' failed${this.projectId === undefined ? "" : ` for ${this.projectId}`}.`;  }} export type ProjectServiceError =  | ProjectNotFoundError  | ProjectConflictError  | ProjectOperationError; export class ProjectService extends Context.Service<  ProjectService,  {    readonly create: (input: ProjectCreateInput) => Effect.Effect<Project, ProjectServiceError>;    readonly bootstrap: (      input: ProjectBootstrapInput,    ) => Effect.Effect<      { readonly project: Project; readonly created: boolean },      ProjectServiceError    >;    readonly update: (input: ProjectUpdateInput) => Effect.Effect<Project, ProjectServiceError>;    readonly delete: (input: ProjectDeleteInput) => Effect.Effect<Project, ProjectServiceError>;    readonly getById: (      projectId: ProjectId,      options?: { readonly includeDeleted?: boolean },    ) => Effect.Effect<Option.Option<Project>, ProjectOperationError>;    readonly getByWorkspaceRoot: (      workspaceRoot: string,      options?: { readonly includeDeleted?: boolean },    ) => Effect.Effect<Option.Option<Project>, ProjectOperationError>;    readonly snapshot: Effect.Effect<ProjectSnapshot, ProjectOperationError>;  }>()("t3/project/ProjectService") {} export const make = Effect.gen(function* () {  const engine = yield* OrchestrationEngineService;  const projects = yield* ProjectionProjects.ProjectionProjectRepository;  const projectEnrichment = yield* ProjectEnrichmentService;  const workspacePaths = yield* WorkspacePaths.WorkspacePaths;   const toProject = (    row: ProjectionProjects.ProjectionProject,    enrichment: ProjectEnrichment | null,  ): Project => ({    id: row.projectId,    title: row.title,    workspaceRoot: row.workspaceRoot,    repositoryIdentity: enrichment?.repositoryIdentity ?? null,    faviconPath: enrichment?.faviconPath ?? null,    defaultModelSelection: row.defaultModelSelection,    scripts: row.scripts,    createdAt: row.createdAt,    updatedAt: row.updatedAt,    deletedAt: row.deletedAt,  });   const hydrateAvailable = Effect.fn("ProjectService.hydrateAvailable")(function* (    row: ProjectionProjects.ProjectionProject,  ) {    const enrichment =      row.deletedAt === null        ? yield* projectEnrichment.getAvailable(row.workspaceRoot)        : yield* projectEnrichment.peek(row.workspaceRoot);    return toProject(row, enrichment);  });   const readRows = Effect.fn("ProjectService.readRows")(function* () {    return yield* projects      .listAll()      .pipe(        Effect.mapError(          (cause) => new ProjectOperationError({ operation: "list-projects", cause }),        ),      );  });   const getById: ProjectService["Service"]["getById"] = Effect.fn("ProjectService.getById")(    function* (projectId, options) {      const row = yield* projects        .getById({ projectId })        .pipe(          Effect.mapError(            (cause) => new ProjectOperationError({ operation: "read-project", projectId, cause }),          ),        );      if (Option.isNone(row) || (row.value.deletedAt !== null && !options?.includeDeleted)) {        return Option.none();      }      return Option.some(yield* hydrateAvailable(row.value));    },  );   const getByWorkspaceRoot: ProjectService["Service"]["getByWorkspaceRoot"] = Effect.fn(    "ProjectService.getByWorkspaceRoot",  )(function* (workspaceRoot, options) {    const normalized = yield* workspacePaths.normalizeWorkspaceRoot(workspaceRoot).pipe(      Effect.mapError(        (cause) =>          new ProjectOperationError({            operation: "normalize-workspace",            workspaceRoot,            cause,          }),      ),    );    const row = (yield* readRows()).find(      (candidate) =>        candidate.workspaceRoot === normalized &&        (options?.includeDeleted === true || candidate.deletedAt === null),    );    return row === undefined ? Option.none() : Option.some(yield* hydrateAvailable(row));  });   const readCommitted = Effect.fn("ProjectService.readCommitted")(function* (projectId: ProjectId) {    const row = yield* projects      .getById({ projectId })      .pipe(        Effect.mapError(          (cause) => new ProjectOperationError({ operation: "read-project", projectId, cause }),        ),      );    if (Option.isNone(row)) {      return yield* new ProjectOperationError({        operation: "read-project",        projectId,        cause: "The accepted project command did not produce a project projection.",      });    }    return yield* hydrateAvailable(row.value);  });   const invalidateEnrichment = (...workspaceRoots: ReadonlyArray<string>) =>    projectEnrichment.invalidate(workspaceRoots);   const dispatch = <A>(    projectId: ProjectId,    command: Parameters<OrchestrationEngineService["Service"]["dispatch"]>[0],    onCommitted: Effect.Effect<A, ProjectOperationError>,  ) =>    engine.dispatch(command).pipe(      Effect.mapError(        (cause) =>          new ProjectOperationError({            operation: "dispatch-project-command",            projectId,            cause,          }),      ),      Effect.andThen(onCommitted),    );   const assertWorkspaceAvailable = Effect.fn("ProjectService.assertWorkspaceAvailable")(function* (    projectId: ProjectId,    workspaceRoot: string,  ) {    const conflicting = (yield* readRows()).find(      (candidate) =>        candidate.deletedAt === null &&        candidate.projectId !== projectId &&        candidate.workspaceRoot === workspaceRoot,    );    if (conflicting !== undefined) {      return yield* new ProjectConflictError({        projectId,        workspaceRoot,        conflictingProjectId: conflicting.projectId,      });    }  });   const create: ProjectService["Service"]["create"] = Effect.fn("ProjectService.create")(    function* (input) {      const workspaceRoot = yield* workspacePaths        .normalizeWorkspaceRoot(input.workspaceRoot, {          createIfMissing: input.createWorkspaceRootIfMissing ?? false,        })        .pipe(          Effect.mapError(            (cause) =>              new ProjectOperationError({                operation: "normalize-workspace",                projectId: input.projectId,                workspaceRoot: input.workspaceRoot,                cause,              }),          ),        );      yield* assertWorkspaceAvailable(input.projectId, workspaceRoot);      const now = DateTime.formatIso(yield* DateTime.now);      return yield* dispatch(        input.projectId,        {          type: "project.create",          commandId: input.commandId,          projectId: input.projectId,          title: input.title,          workspaceRoot,          defaultModelSelection: input.defaultModelSelection ?? null,          scripts: [...(input.scripts ?? [])],          createdAt: now,        },        invalidateEnrichment(workspaceRoot).pipe(Effect.andThen(readCommitted(input.projectId))),      );    },  );   const update: ProjectService["Service"]["update"] = Effect.fn("ProjectService.update")(    function* (input) {      const existing = yield* projects.getById({ projectId: input.projectId }).pipe(        Effect.mapError(          (cause) =>            new ProjectOperationError({              operation: "read-project",              projectId: input.projectId,              cause,            }),        ),      );      if (Option.isNone(existing) || existing.value.deletedAt !== null) {        return yield* new ProjectNotFoundError({ projectId: input.projectId });      }      const workspaceRoot =        input.workspaceRoot === undefined          ? existing.value.workspaceRoot          : yield* workspacePaths.normalizeWorkspaceRoot(input.workspaceRoot).pipe(              Effect.mapError(                (cause) =>                  new ProjectOperationError({                    operation: "normalize-workspace",                    projectId: input.projectId,                    workspaceRoot: input.workspaceRoot,                    cause,                  }),              ),            );      yield* assertWorkspaceAvailable(input.projectId, workspaceRoot);      return yield* dispatch(        input.projectId,        {          type: "project.meta.update",          commandId: input.commandId,          projectId: input.projectId,          ...(input.title === undefined ? {} : { title: input.title }),          ...(workspaceRoot === existing.value.workspaceRoot ? {} : { workspaceRoot }),          ...(input.defaultModelSelection === undefined            ? {}            : { defaultModelSelection: input.defaultModelSelection }),          ...(input.scripts === undefined ? {} : { scripts: [...input.scripts] }),        },        (workspaceRoot === existing.value.workspaceRoot          ? Effect.void          : invalidateEnrichment(existing.value.workspaceRoot, workspaceRoot)        ).pipe(Effect.andThen(readCommitted(input.projectId))),      );    },  );   const bootstrap: ProjectService["Service"]["bootstrap"] = Effect.fn("ProjectService.bootstrap")(    function* (input) {      const existing = yield* getByWorkspaceRoot(input.workspaceRoot);      if (Option.isSome(existing)) return { project: existing.value, created: false };      return { project: yield* create(input), created: true };    },  );   const deleteProject: ProjectService["Service"]["delete"] = Effect.fn("ProjectService.delete")(    function* (input) {      const { projectId } = input;      const existing = yield* projects        .getById({ projectId })        .pipe(          Effect.mapError(            (cause) => new ProjectOperationError({ operation: "read-project", projectId, cause }),          ),        );      if (Option.isNone(existing) || existing.value.deletedAt !== null) {        return yield* new ProjectNotFoundError({ projectId });      }      return yield* dispatch(        projectId,        {          type: "project.delete",          commandId: input.commandId,          projectId,        },        invalidateEnrichment(existing.value.workspaceRoot).pipe(          Effect.andThen(readCommitted(projectId)),        ),      );    },  );   const snapshot = Effect.gen(function* () {    const rows = (yield* readRows()).filter((row) => row.deletedAt === null);    const hydrated = yield* Effect.forEach(rows, hydrateAvailable, { concurrency: 8 });    return {      projects: hydrated,      updatedAt: DateTime.formatIso(yield* DateTime.now),    } satisfies ProjectSnapshot;  });   return ProjectService.of({    create,    bootstrap,    update,    delete: deleteProject,    getById,    getByWorkspaceRoot,    snapshot,  });}); export const layer = Layer.effect(ProjectService, make);