Initial commit: IdeaSDK TypeScript plugin SDK

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2026-08-02 16:24:59 +02:00
commit c322055edb
19 changed files with 2039 additions and 0 deletions

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export { isPluginManifest, assertPluginManifest, validatePluginManifest } from "./manifest.js";

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export type {
IdeAPluginCapability,
IdeAPluginManifest,
IdeAPluginEngineConstraints,
IdeAPluginLayoutContribution,
IdeAPluginMcpServerContribution,
IdeAPluginMenuItemContribution,
IdeAPluginTopLevelMenuContribution
} from "./manifest.js";
export {
isPluginManifest,
assertPluginManifest,
validatePluginManifest
} from "./manifest.js";
export type {
ActivateContext,
BackgroundTaskChangedEvent,
CommandDisposable,
CommandHandler,
CommandRegistry,
CommandTaskStatus,
ConfigDocument,
ConfigDocumentFormat,
ConfigDocumentReadOptions,
ConfigDocumentService,
ConfigDocumentUpdateOptions,
ConfigDocumentWriteResult,
ConfigUpdateMode,
DiagnosticMessage,
EnvDiagnostic,
EnvRequirement,
EventHandler,
EventService,
EventSubscribeOptions,
EventSubscription,
FileDiagnostic,
FileRequirement,
BackgroundTaskOutputAttachment,
BackgroundTaskRetryResult,
BackgroundTaskService,
BackgroundTaskStatus,
IdeAPluginModule,
JsonValue,
LayoutRegistry,
PluginLogger,
PluginLayoutAvailability,
PluginLayoutComponent,
PluginLayoutDefinition,
PluginLayoutProps,
PluginLayoutRenderResult,
PluginLayoutState,
PluginServices,
PluginStorage,
ProjectConvention,
ProjectModule,
ProjectStructure,
ProjectStructureEntry,
ProjectStructureEntryKind,
PublicEvent,
PublicEventType,
RunCommandTaskOptions,
TerminalOpenOptions,
TerminalReattachOptions,
TerminalReattachResult,
TerminalService,
TerminalSession,
ToolchainDiagnostic,
ToolchainDiagnosticRequest,
ToolDiagnostic,
ToolingService,
ToolRequirement,
WorkspaceBinaryFile,
WorkspaceDirEntry,
WorkspaceDirectoryListing,
WorkspaceFileChangedEvent,
WorkspaceProject,
WorkspaceResolvedPath,
WorkspaceService,
WorkspaceStat,
WorkspaceStructureQuery,
WorkspaceTextFile,
WorkspaceWatch,
WorkspaceWatchEvent,
WorkspaceWatchHandler
} from "./runtime.js";

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const PLUGIN_ID_PATTERN = /^[a-z0-9][a-z0-9.-]*[a-z0-9]$/;
const SEMVER_PATTERN = /^\d+\.\d+\.\d+(?:[-+][0-9A-Za-z.-]+)?$/;
export function validatePluginManifest(input) {
const errors = [];
if (!isRecord(input)) {
return { success: false, errors: ["manifest must be an object"] };
}
if (input.ideaPluginManifestVersion !== 1) {
errors.push("ideaPluginManifestVersion must be 1");
}
requireString(input, "id", errors);
requireString(input, "displayName", errors);
requireString(input, "version", errors);
requireString(input, "main", errors);
if (input.trustLevel !== "full") {
errors.push("trustLevel must be full");
}
optionalString(input, "description", errors);
optionalString(input, "publisher", errors);
if (typeof input.id === "string" && !PLUGIN_ID_PATTERN.test(input.id)) {
errors.push("id must contain lowercase letters, digits, dots or dashes, and start/end with an alphanumeric character");
}
if (typeof input.version === "string" && !SEMVER_PATTERN.test(input.version)) {
errors.push("version must use semver syntax, for example 0.1.0");
}
validateEngines(input.engines, errors);
validateCapabilities(input.capabilities, errors);
validateContributes(input.contributes, errors);
if (errors.length > 0) {
return { success: false, errors };
}
return { success: true, data: input, errors: [] };
}
export function isPluginManifest(input) {
return validatePluginManifest(input).success;
}
export function assertPluginManifest(input) {
const result = validatePluginManifest(input);
if (!result.success) {
throw new Error(`Invalid IdeA plugin manifest: ${result.errors.join("; ")}`);
}
}
function validateEngines(value, errors) {
if (value === undefined) {
return;
}
if (!isRecord(value)) {
errors.push("engines must be an object when provided");
return;
}
optionalString(value, "idea", errors, "engines.idea");
}
function validateCapabilities(value, errors) {
if (value === undefined) {
return;
}
if (!Array.isArray(value)) {
errors.push("capabilities must be an array when provided");
return;
}
value.forEach((capability, index) => {
if (capability !== "ui" && capability !== "mcp" && capability !== "tooling") {
errors.push(`capabilities[${index}] must be "ui", "mcp" or "tooling"`);
}
});
}
function validateContributes(value, errors) {
if (value === undefined) {
return;
}
if (!isRecord(value)) {
errors.push("contributes must be an object when provided");
return;
}
validateArray(value, "menus", errors, (menu, index) => {
requireString(menu, "id", errors, `contributes.menus[${index}].id`);
requireString(menu, "label", errors, `contributes.menus[${index}].label`);
if (menu.topLevel !== true) {
errors.push(`contributes.menus[${index}].topLevel must be true`);
}
optionalNumber(menu, "order", errors, `contributes.menus[${index}].order`);
optionalString(menu, "icon", errors, `contributes.menus[${index}].icon`);
});
validateArray(value, "menuItems", errors, (item, index) => {
requireString(item, "id", errors, `contributes.menuItems[${index}].id`);
requireString(item, "targetMenuId", errors, `contributes.menuItems[${index}].targetMenuId`);
requireString(item, "label", errors, `contributes.menuItems[${index}].label`);
requireString(item, "command", errors, `contributes.menuItems[${index}].command`);
optionalNumber(item, "order", errors, `contributes.menuItems[${index}].order`);
optionalString(item, "icon", errors, `contributes.menuItems[${index}].icon`);
optionalString(item, "when", errors, `contributes.menuItems[${index}].when`);
});
validateArray(value, "layouts", errors, (layout, index) => {
requireString(layout, "type", errors, `contributes.layouts[${index}].type`);
requireString(layout, "label", errors, `contributes.layouts[${index}].label`);
requireString(layout, "component", errors, `contributes.layouts[${index}].component`);
optionalNumber(layout, "order", errors, `contributes.layouts[${index}].order`);
optionalString(layout, "icon", errors, `contributes.layouts[${index}].icon`);
optionalString(layout, "when", errors, `contributes.layouts[${index}].when`);
});
validateArray(value, "mcpServers", errors, (server, index) => {
requireString(server, "id", errors, `contributes.mcpServers[${index}].id`);
requireString(server, "displayName", errors, `contributes.mcpServers[${index}].displayName`);
requireString(server, "command", errors, `contributes.mcpServers[${index}].command`);
if (server.transport !== "stdio") {
errors.push(`contributes.mcpServers[${index}].transport must be "stdio"`);
}
optionalStringArray(server, "args", errors, `contributes.mcpServers[${index}].args`);
optionalStringRecord(server, "env", errors, `contributes.mcpServers[${index}].env`);
optionalString(server, "cwd", errors, `contributes.mcpServers[${index}].cwd`);
optionalBoolean(server, "autoStart", errors, `contributes.mcpServers[${index}].autoStart`);
optionalBoolean(server, "allowAbsoluteCommand", errors, `contributes.mcpServers[${index}].allowAbsoluteCommand`);
});
}
function validateArray(record, key, errors, validateItem) {
const value = record[key];
if (value === undefined) {
return;
}
if (!Array.isArray(value)) {
errors.push(`contributes.${key} must be an array when provided`);
return;
}
value.forEach((item, index) => {
if (!isRecord(item)) {
errors.push(`contributes.${key}[${index}] must be an object`);
return;
}
validateItem(item, index);
});
}
function requireString(record, key, errors, label = key) {
if (typeof record[key] !== "string" || record[key].trim().length === 0) {
errors.push(`${label} must be a non-empty string`);
}
}
function optionalString(record, key, errors, label = key) {
if (record[key] !== undefined && typeof record[key] !== "string") {
errors.push(`${label} must be a string when provided`);
}
}
function optionalNumber(record, key, errors, label = key) {
if (record[key] !== undefined && typeof record[key] !== "number") {
errors.push(`${label} must be a number when provided`);
}
}
function optionalBoolean(record, key, errors, label = key) {
if (record[key] !== undefined && typeof record[key] !== "boolean") {
errors.push(`${label} must be a boolean when provided`);
}
}
function optionalStringArray(record, key, errors, label = key) {
const value = record[key];
if (value === undefined) {
return;
}
if (!Array.isArray(value) || value.some((item) => typeof item !== "string")) {
errors.push(`${label} must be an array of strings when provided`);
}
}
function optionalStringRecord(record, key, errors, label = key) {
const value = record[key];
if (value === undefined) {
return;
}
if (!isRecord(value) || Object.values(value).some((item) => typeof item !== "string")) {
errors.push(`${label} must be an object of strings when provided`);
}
}
function isRecord(value) {
return typeof value === "object" && value !== null && !Array.isArray(value);
}

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export interface IdeAPluginManifest {
ideaPluginManifestVersion: 1;
id: string;
displayName: string;
version: string;
main: string;
trustLevel: "full";
description?: string;
publisher?: string;
engines?: IdeAPluginEngineConstraints;
capabilities?: IdeAPluginCapability[];
contributes?: {
menus?: IdeAPluginTopLevelMenuContribution[];
menuItems?: IdeAPluginMenuItemContribution[];
layouts?: IdeAPluginLayoutContribution[];
mcpServers?: IdeAPluginMcpServerContribution[];
};
}
export type IdeAPluginCapability = "ui" | "mcp" | "tooling";
export interface IdeAPluginEngineConstraints {
idea?: string;
}
export interface IdeAPluginTopLevelMenuContribution {
id: string;
label: string;
topLevel: true;
order?: number;
icon?: string;
}
export interface IdeAPluginMenuItemContribution {
id: string;
targetMenuId: string;
label: string;
command: string;
order?: number;
icon?: string;
when?: string;
}
export interface IdeAPluginLayoutContribution {
type: string;
label: string;
component: string;
order?: number;
icon?: string;
when?: string;
}
export interface IdeAPluginMcpServerContribution {
id: string;
displayName: string;
command: string;
args?: string[];
env?: Record<string, string>;
cwd?: string;
transport: "stdio";
autoStart?: boolean;
allowAbsoluteCommand?: boolean;
}
export type PluginManifestValidationResult =
| { success: true; data: IdeAPluginManifest; errors: [] }
| { success: false; data?: undefined; errors: string[] };
const PLUGIN_ID_PATTERN = /^[a-z0-9][a-z0-9.-]*[a-z0-9]$/;
const SEMVER_PATTERN = /^\d+\.\d+\.\d+(?:[-+][0-9A-Za-z.-]+)?$/;
export function validatePluginManifest(input: unknown): PluginManifestValidationResult {
const errors: string[] = [];
if (!isRecord(input)) {
return { success: false, errors: ["manifest must be an object"] };
}
if (input.ideaPluginManifestVersion !== 1) {
errors.push("ideaPluginManifestVersion must be 1");
}
requireString(input, "id", errors);
requireString(input, "displayName", errors);
requireString(input, "version", errors);
requireString(input, "main", errors);
if (input.trustLevel !== "full") {
errors.push("trustLevel must be full");
}
optionalString(input, "description", errors);
optionalString(input, "publisher", errors);
if (typeof input.id === "string" && !PLUGIN_ID_PATTERN.test(input.id)) {
errors.push("id must contain lowercase letters, digits, dots or dashes, and start/end with an alphanumeric character");
}
if (typeof input.version === "string" && !SEMVER_PATTERN.test(input.version)) {
errors.push("version must use semver syntax, for example 0.1.0");
}
validateEngines(input.engines, errors);
validateCapabilities(input.capabilities, errors);
validateContributes(input.contributes, errors);
if (errors.length > 0) {
return { success: false, errors };
}
return { success: true, data: input as unknown as IdeAPluginManifest, errors: [] };
}
export function isPluginManifest(input: unknown): input is IdeAPluginManifest {
return validatePluginManifest(input).success;
}
export function assertPluginManifest(input: unknown): asserts input is IdeAPluginManifest {
const result = validatePluginManifest(input);
if (!result.success) {
throw new Error(`Invalid IdeA plugin manifest: ${result.errors.join("; ")}`);
}
}
function validateEngines(value: unknown, errors: string[]): void {
if (value === undefined) {
return;
}
if (!isRecord(value)) {
errors.push("engines must be an object when provided");
return;
}
optionalString(value, "idea", errors, "engines.idea");
}
function validateCapabilities(value: unknown, errors: string[]): void {
if (value === undefined) {
return;
}
if (!Array.isArray(value)) {
errors.push("capabilities must be an array when provided");
return;
}
value.forEach((capability, index) => {
if (capability !== "ui" && capability !== "mcp" && capability !== "tooling") {
errors.push(`capabilities[${index}] must be "ui", "mcp" or "tooling"`);
}
});
}
function validateContributes(value: unknown, errors: string[]): void {
if (value === undefined) {
return;
}
if (!isRecord(value)) {
errors.push("contributes must be an object when provided");
return;
}
validateArray(value, "menus", errors, (menu, index) => {
requireString(menu, "id", errors, `contributes.menus[${index}].id`);
requireString(menu, "label", errors, `contributes.menus[${index}].label`);
if (menu.topLevel !== true) {
errors.push(`contributes.menus[${index}].topLevel must be true`);
}
optionalNumber(menu, "order", errors, `contributes.menus[${index}].order`);
optionalString(menu, "icon", errors, `contributes.menus[${index}].icon`);
});
validateArray(value, "menuItems", errors, (item, index) => {
requireString(item, "id", errors, `contributes.menuItems[${index}].id`);
requireString(item, "targetMenuId", errors, `contributes.menuItems[${index}].targetMenuId`);
requireString(item, "label", errors, `contributes.menuItems[${index}].label`);
requireString(item, "command", errors, `contributes.menuItems[${index}].command`);
optionalNumber(item, "order", errors, `contributes.menuItems[${index}].order`);
optionalString(item, "icon", errors, `contributes.menuItems[${index}].icon`);
optionalString(item, "when", errors, `contributes.menuItems[${index}].when`);
});
validateArray(value, "layouts", errors, (layout, index) => {
requireString(layout, "type", errors, `contributes.layouts[${index}].type`);
requireString(layout, "label", errors, `contributes.layouts[${index}].label`);
requireString(layout, "component", errors, `contributes.layouts[${index}].component`);
optionalNumber(layout, "order", errors, `contributes.layouts[${index}].order`);
optionalString(layout, "icon", errors, `contributes.layouts[${index}].icon`);
optionalString(layout, "when", errors, `contributes.layouts[${index}].when`);
});
validateArray(value, "mcpServers", errors, (server, index) => {
requireString(server, "id", errors, `contributes.mcpServers[${index}].id`);
requireString(server, "displayName", errors, `contributes.mcpServers[${index}].displayName`);
requireString(server, "command", errors, `contributes.mcpServers[${index}].command`);
if (server.transport !== "stdio") {
errors.push(`contributes.mcpServers[${index}].transport must be "stdio"`);
}
optionalStringArray(server, "args", errors, `contributes.mcpServers[${index}].args`);
optionalStringRecord(server, "env", errors, `contributes.mcpServers[${index}].env`);
optionalString(server, "cwd", errors, `contributes.mcpServers[${index}].cwd`);
optionalBoolean(server, "autoStart", errors, `contributes.mcpServers[${index}].autoStart`);
optionalBoolean(server, "allowAbsoluteCommand", errors, `contributes.mcpServers[${index}].allowAbsoluteCommand`);
});
}
function validateArray(
record: Record<string, unknown>,
key: string,
errors: string[],
validateItem: (item: Record<string, unknown>, index: number) => void
): void {
const value = record[key];
if (value === undefined) {
return;
}
if (!Array.isArray(value)) {
errors.push(`contributes.${key} must be an array when provided`);
return;
}
value.forEach((item, index) => {
if (!isRecord(item)) {
errors.push(`contributes.${key}[${index}] must be an object`);
return;
}
validateItem(item, index);
});
}
function requireString(
record: Record<string, unknown>,
key: string,
errors: string[],
label = key
): void {
if (typeof record[key] !== "string" || record[key].trim().length === 0) {
errors.push(`${label} must be a non-empty string`);
}
}
function optionalString(
record: Record<string, unknown>,
key: string,
errors: string[],
label = key
): void {
if (record[key] !== undefined && typeof record[key] !== "string") {
errors.push(`${label} must be a string when provided`);
}
}
function optionalNumber(
record: Record<string, unknown>,
key: string,
errors: string[],
label = key
): void {
if (record[key] !== undefined && typeof record[key] !== "number") {
errors.push(`${label} must be a number when provided`);
}
}
function optionalBoolean(
record: Record<string, unknown>,
key: string,
errors: string[],
label = key
): void {
if (record[key] !== undefined && typeof record[key] !== "boolean") {
errors.push(`${label} must be a boolean when provided`);
}
}
function optionalStringArray(
record: Record<string, unknown>,
key: string,
errors: string[],
label = key
): void {
const value = record[key];
if (value === undefined) {
return;
}
if (!Array.isArray(value) || value.some((item) => typeof item !== "string")) {
errors.push(`${label} must be an array of strings when provided`);
}
}
function optionalStringRecord(
record: Record<string, unknown>,
key: string,
errors: string[],
label = key
): void {
const value = record[key];
if (value === undefined) {
return;
}
if (!isRecord(value) || Object.values(value).some((item) => typeof item !== "string")) {
errors.push(`${label} must be an object of strings when provided`);
}
}
function isRecord(value: unknown): value is Record<string, unknown> {
return typeof value === "object" && value !== null && !Array.isArray(value);
}

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export {};

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export interface ActivateContext {
pluginId: string;
logger: PluginLogger;
subscriptions: CommandDisposable[];
commands?: CommandRegistry;
layouts?: LayoutRegistry;
storage?: PluginStorage;
/**
* Stable public service facade for plugins that need workspace, background
* task, or terminal operations. This intentionally does not expose IdeA's
* internal runtime/gateway objects.
*/
services?: PluginServices;
}
export interface IdeAPluginModule {
activate(ctx: ActivateContext): void | Promise<void>;
deactivate?(): void | Promise<void>;
}
export interface PluginLogger {
debug(message: string, ...args: unknown[]): void;
info(message: string, ...args: unknown[]): void;
warn(message: string, ...args: unknown[]): void;
error(message: string, ...args: unknown[]): void;
}
export type CommandHandler = (...args: unknown[]) => unknown | Promise<unknown>;
export interface CommandRegistry {
registerCommand(commandId: string, handler: CommandHandler): CommandDisposable;
}
export interface CommandDisposable {
dispose(): void;
}
export interface PluginStorage {
get<T = unknown>(key: string): Promise<T | undefined>;
set<T = unknown>(key: string, value: T): Promise<void>;
delete(key: string): Promise<void>;
}
export type PluginLayoutState = JsonValue | undefined;
export type PluginLayoutAvailability = "available";
export type PluginLayoutRenderResult = unknown;
export interface PluginLayoutProps<TState extends PluginLayoutState = PluginLayoutState> {
/** Project currently hosting this layout cell. */
projectId: string;
/** Stable layout node id for this cell instance. */
nodeId: string;
/** Layout contribution type declared in `idea-plugin.json`. */
layoutType: string;
/** Opaque JSON-serializable state persisted by the host for this cell. */
state: TState;
/** Replaces the opaque state for this cell. Values must be JSON-serializable. */
setState(next: TState): void;
/** Present layouts are only mounted when available; fallback UI is host-owned. */
availability: PluginLayoutAvailability;
}
export type PluginLayoutComponent<TState extends PluginLayoutState = PluginLayoutState> = (
props: PluginLayoutProps<TState>,
) => PluginLayoutRenderResult;
export interface PluginLayoutDefinition<TState extends PluginLayoutState = PluginLayoutState> {
/** Must match a layout `type` declared in this plugin's manifest. */
type: string;
component: PluginLayoutComponent<TState>;
}
export interface LayoutRegistry {
register<TState extends PluginLayoutState = PluginLayoutState>(
definition: PluginLayoutDefinition<TState>,
): CommandDisposable;
}
export interface PluginServices {
workspace: WorkspaceService;
tasks: BackgroundTaskService;
tooling: ToolingService;
events: EventService;
config: ConfigDocumentService;
terminal: TerminalService;
}
export interface WorkspaceProject {
id: string;
name: string;
root: string;
}
export interface WorkspaceService {
/** Returns the currently focused project, or null when no project is active. */
getCurrentProject(): Promise<WorkspaceProject | null>;
/** Returns the root path for the given project or for the current project. */
getProjectRoot(projectId?: string): Promise<string>;
/** Reads IdeA's shared project context for the given or current project. */
readProjectContext(projectId?: string): Promise<string>;
/** Updates IdeA's shared project context for the given or current project. */
updateProjectContext(content: string, projectId?: string): Promise<void>;
/**
* Resolves and normalizes a plugin-visible path under the project root.
* Rejects absolute paths, `..`, empty segments and other paths the host
* considers outside the workspace sandbox.
*/
resolvePath(path: string, projectId?: string): Promise<WorkspaceResolvedPath>;
/** Reads a UTF-8 text file under the project root. */
readTextFile(path: string, projectId?: string): Promise<WorkspaceTextFile>;
/** Reads raw bytes from a file under the project root. */
readBinaryFile(path: string, projectId?: string): Promise<WorkspaceBinaryFile>;
/** Writes UTF-8 text under the project root using the host's controlled write path. */
writeTextFile(path: string, content: string, projectId?: string): Promise<void>;
/** Writes raw bytes under the project root using the host's controlled write path. */
writeBinaryFile(path: string, bytes: Uint8Array, projectId?: string): Promise<void>;
/** Lists one directory under the project root. Defaults to the workspace root. */
listDirectory(path?: string, projectId?: string): Promise<WorkspaceDirectoryListing>;
/**
* Returns basic metadata. Missing paths resolve to `{ exists: false }`; invalid
* paths and permission errors reject.
*/
stat(path: string, projectId?: string): Promise<WorkspaceStat>;
/**
* Extension point for host file watching. The MVP SDK reserves the public
* shape; hosts may reject with a clear not-implemented error until #127 lands.
*/
watch(path: string, handler: WorkspaceWatchHandler, projectId?: string): Promise<WorkspaceWatch>;
/** Queries a bounded, generic project structure read model. */
queryStructure(query?: WorkspaceStructureQuery): Promise<ProjectStructure>;
}
export interface WorkspaceResolvedPath {
projectId: string;
root: string;
path: string;
}
export interface WorkspaceTextFile {
path: string;
content: string;
}
export interface WorkspaceBinaryFile {
path: string;
bytes: Uint8Array;
}
export interface WorkspaceDirEntry {
name: string;
path: string;
isDir: boolean;
}
export interface WorkspaceDirectoryListing {
path: string;
entries: WorkspaceDirEntry[];
}
export interface WorkspaceStat {
path: string;
exists: boolean;
isFile: boolean;
isDir: boolean;
len: number | null;
}
export interface WorkspaceWatchEvent {
path: string;
kind: "created" | "modified" | "deleted" | "renamed" | "unknown";
operation: string;
projectId: string;
}
export type WorkspaceWatchHandler = (event: WorkspaceWatchEvent) => void;
export interface WorkspaceWatch {
dispose(): void;
}
export interface WorkspaceStructureQuery {
projectId?: string;
path?: string;
maxDepth?: number;
maxEntries?: number;
}
export type ProjectStructureEntryKind = "file" | "directory";
export interface ProjectStructureEntry {
path: string;
name: string;
kind: ProjectStructureEntryKind;
}
export interface ProjectConvention {
id: string;
markerPath: string;
}
export interface ProjectModule {
path: string;
markerPath: string;
conventionId: string;
}
export interface ProjectStructure {
projectId: string;
rootPath: string;
entries: ProjectStructureEntry[];
conventions: ProjectConvention[];
modules: ProjectModule[];
truncated: boolean;
}
export interface BackgroundTaskStatus {
taskId: string;
ownerAgentId: string;
projectId: string;
kind: string;
status: "pending" | "running" | "completed" | "failed" | "cancelled" | "delivered";
exitCode: number | null;
summary: string | null;
stdoutTail: string | null;
stderrTail: string | null;
updatedAtMs: number;
}
export interface BackgroundTaskOutputAttachment {
taskId: string;
scrollback: Uint8Array;
live: boolean;
detach(): void;
}
export interface BackgroundTaskRetryResult {
/** Present when the host reports the replacement task id. */
taskId?: string;
}
export interface RunCommandTaskOptions {
/** Project that owns the command workspace. Defaults to the focused project. */
projectId?: string;
/** Agent id used by IdeA Work for ownership, cancellation and completion delivery. */
ownerAgentId: string;
/** Human-facing label shown in Work. Defaults to the command line. */
label?: string;
/** Executable to run. Arguments are passed separately, without shell parsing. */
command: string;
/** Arguments passed to the executable. */
args?: string[];
/** Relative working directory under the project root. Defaults to the root. */
cwd?: string;
/** Extra environment variables for the command. */
env?: Record<string, string> | Array<[string, string]>;
/** When true, completion is recorded without waking the owner agent. */
recordOnly?: boolean;
/** Optional absolute deadline, epoch milliseconds. */
deadlineMs?: number;
}
export interface CommandTaskStatus {
taskId: string;
ownerAgentId: string;
projectId: string;
kind: string;
state: "queued" | "running" | "waiting" | "completed" | "failed" | "cancelled" | "expired";
exitCode: number | null;
summary: string | null;
stdoutTail: string | null;
stderrTail: string | null;
createdAtMs: number;
updatedAtMs: number;
}
export interface ToolRequirement {
/** Stable id chosen by the plugin for this executable prerequisite. */
id: string;
/** Executable name or path to probe. */
executable: string;
/** Version/diagnostic arguments. Defaults host-side to `--version`. */
versionArgs?: string[];
/** Whether this tool must pass for the whole diagnostic to be ok. */
required?: boolean;
/** Extra environment variables for this probe. */
env?: Record<string, string> | Array<[string, string]>;
}
export interface EnvRequirement {
/** Environment variable name. */
name: string;
/** Whether the variable must be present and match. */
required?: boolean;
/** Optional exact expected value. */
equals?: string;
}
export interface FileRequirement {
/** Relative workspace path. */
path: string;
/** Whether the path must exist and match `kind`. */
required?: boolean;
/** Expected workspace path kind. */
kind?: "file" | "directory" | "any";
}
export interface ToolchainDiagnosticRequest {
/** Project to inspect. Defaults to the focused project. */
projectId?: string;
/** Relative working directory under the project root. Defaults to the root. */
cwd?: string;
/** Executable probes to run. */
tools?: ToolRequirement[];
/** Environment variable prerequisites to inspect. */
env?: EnvRequirement[];
/** Workspace file prerequisites to validate. */
files?: FileRequirement[];
}
export interface ToolchainDiagnostic {
projectId: string;
cwd: string;
ok: boolean;
tools: ToolDiagnostic[];
env: EnvDiagnostic[];
files: FileDiagnostic[];
messages: DiagnosticMessage[];
}
export interface ToolDiagnostic {
id: string;
executable: string;
present: boolean;
ok: boolean;
status: "ok" | "failed" | "missing";
required: boolean;
exitCode: number | null;
version: string | null;
stdout: string | null;
stderr: string | null;
error: string | null;
}
export interface EnvDiagnostic {
name: string;
present: boolean;
ok: boolean;
required: boolean;
value: string | null;
status: "ok" | "missing" | "mismatch";
}
export interface FileDiagnostic {
path: string;
exists: boolean;
ok: boolean;
required: boolean;
kind: "file" | "directory" | "other" | "missing";
expectedKind: "file" | "directory" | "any" | null;
len: number | null;
}
export interface DiagnosticMessage {
level: "info" | "warning" | "error";
message: string;
}
export interface ToolingService {
/** Runs generic external-toolchain diagnostics for executables, env and files. */
diagnose(request: ToolchainDiagnosticRequest): Promise<ToolchainDiagnostic>;
}
export type PublicEventType = "workspaceFileChanged" | "backgroundTaskChanged";
export type PublicEvent = WorkspaceFileChangedEvent | BackgroundTaskChangedEvent;
export interface WorkspaceFileChangedEvent {
type: "workspaceFileChanged";
sequence: number;
occurredAtMs: number;
projectId: string;
path: string;
operation: string;
}
export interface BackgroundTaskChangedEvent {
type: "backgroundTaskChanged";
sequence: number;
occurredAtMs: number;
projectId: string;
taskId: string;
ownerAgentId: string;
state: string;
}
export interface EventSubscribeOptions {
/** Project to observe. Defaults to the focused project. */
projectId?: string;
/** Public event types to retain. Empty/omitted means every supported event. */
eventTypes?: PublicEventType[];
/** Per-subscription retained capacity. Host clamps to its supported bounds. */
capacity?: number;
/** Polling cadence used by the runtime facade. Defaults to 1000 ms. */
pollIntervalMs?: number;
/** Maximum events drained per poll. Host clamps to its supported bounds. */
maxEventsPerPoll?: number;
/** Called when the host reports dropped retained events for this subscription. */
onDropped?: (count: number) => void;
}
export interface EventSubscription {
readonly subscriptionId: string;
readonly projectId: string;
readonly eventTypes: PublicEventType[];
readonly retention: string;
dispose(): void;
}
export type EventHandler = (event: PublicEvent) => void;
export interface EventService {
/** Subscribes to stable, best-effort bounded public host/project events. */
subscribe(options: EventSubscribeOptions, handler: EventHandler): Promise<EventSubscription>;
}
export type JsonValue =
| null
| boolean
| number
| string
| JsonValue[]
| { [key: string]: JsonValue };
export type ConfigDocumentFormat = "json";
export type ConfigUpdateMode = "mergePatch" | "replace";
export interface ConfigDocumentReadOptions {
/** Project that owns the config document. Defaults to the focused project. */
projectId?: string;
/** Relative path under the project root. */
path: string;
/** Explicit format. Omit to infer from extension. First lot supports only `json`. */
format?: ConfigDocumentFormat;
}
export interface ConfigDocumentUpdateOptions extends ConfigDocumentReadOptions {
/** Update mode. Defaults host-side to `mergePatch`. */
mode?: ConfigUpdateMode;
/** Replacement value or JSON merge patch. */
value: JsonValue;
}
export interface ConfigDocument<T extends JsonValue = JsonValue> {
projectId: string;
path: string;
format: ConfigDocumentFormat;
value: T;
}
export interface ConfigDocumentWriteResult {
projectId: string;
path: string;
format: ConfigDocumentFormat;
mode: ConfigUpdateMode;
bytesWritten: number;
}
export interface ConfigDocumentService {
/** Reads and parses a structured config document. First lot supports JSON only. */
readDocument<T extends JsonValue = JsonValue>(
options: ConfigDocumentReadOptions,
): Promise<ConfigDocument<T>>;
/** Writes a full replacement or JSON merge patch. First lot supports JSON only. */
updateDocument(options: ConfigDocumentUpdateOptions): Promise<ConfigDocumentWriteResult>;
}
export interface BackgroundTaskService {
/** Launches a non-interactive command as a first-class IdeA background task. */
runCommand(options: RunCommandTaskOptions): Promise<CommandTaskStatus>;
/** Reads one command task directly from the host task store. */
getCommandStatus(taskId: string): Promise<CommandTaskStatus | null>;
/** Lists background tasks visible in the project work-state read model. */
list(projectId?: string): Promise<BackgroundTaskStatus[]>;
/** Reads one task status from the project work-state read model. */
getStatus(taskId: string, projectId?: string): Promise<BackgroundTaskStatus | null>;
/** Attaches to retained/live output for a task. */
attachOutput(
taskId: string,
onData: (bytes: Uint8Array) => void,
): Promise<BackgroundTaskOutputAttachment>;
/** Cancels a pending/running task. */
cancel(taskId: string): Promise<void>;
/** Retries a failed/cancelled task; future hosts may return the new task id. */
retry(taskId: string): Promise<BackgroundTaskRetryResult>;
}
export interface TerminalOpenOptions {
cwd?: string;
rows?: number;
cols?: number;
onData?: (bytes: Uint8Array) => void;
}
export interface TerminalReattachOptions {
onData?: (bytes: Uint8Array) => void;
}
export interface TerminalSession {
readonly sessionId: string;
write(data: Uint8Array): Promise<void>;
resize(rows: number, cols: number): Promise<void>;
detach(): void;
close(): Promise<void>;
}
export interface TerminalReattachResult {
session: TerminalSession;
scrollback: Uint8Array;
}
export interface TerminalService {
/**
* Opens a shell PTY in the requested/current project directory. This MVP is a
* terminal control surface, not a command runner; use tasks for build/test
* commands that should be tracked in the Work panel.
*/
open(options?: TerminalOpenOptions): Promise<TerminalSession>;
/** Reattaches to an already-running PTY and returns retained scrollback. */
reattach(sessionId: string, options?: TerminalReattachOptions): Promise<TerminalReattachResult>;
/** Kills a PTY by id. */
close(sessionId: string): Promise<void>;
}