feat: scaffold electron orchestrator foundation

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
This commit is contained in:
Copilot CLI
2026-03-21 09:27:28 +01:00
co-authored by Copilot
parent 1ed3d3f652
commit 9e509593d6
46 changed files with 3870 additions and 13 deletions
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import { EventEmitter } from 'node:events';
import { basename } from 'node:path';
import { dialog } from 'electron';
import type { TurnDeltaEvent } from '@shared/contracts/sidecar';
import { buildSessionTitle, validatePatternDefinition, type PatternDefinition } from '@shared/domain/pattern';
import type { ProjectRecord } from '@shared/domain/project';
import type { SessionEventRecord } from '@shared/domain/event';
import type { ChatMessageRecord, SessionRecord } from '@shared/domain/session';
import type { WorkspaceState } from '@shared/domain/workspace';
import { createId, nowIso } from '@shared/utils/ids';
import { WorkspaceRepository } from '@main/persistence/workspaceRepository';
import { SecretStore } from '@main/secrets/secretStore';
import { SidecarClient } from '@main/sidecar/sidecarProcess';
type AppServiceEvents = {
'workspace-updated': [WorkspaceState];
'session-event': [SessionEventRecord];
};
function isBuiltinPattern(patternId: string): boolean {
return patternId.startsWith('pattern-');
}
export class KopayaAppService extends EventEmitter<AppServiceEvents> {
private readonly workspaceRepository = new WorkspaceRepository();
private readonly sidecar = new SidecarClient();
private readonly secretStore = new SecretStore();
private workspace?: WorkspaceState;
async loadWorkspace(): Promise<WorkspaceState> {
if (!this.workspace) {
this.workspace = await this.workspaceRepository.load();
}
return this.workspace;
}
async dispose(): Promise<void> {
await this.sidecar.dispose();
void this.secretStore;
}
async addProject(): Promise<WorkspaceState> {
const workspace = await this.loadWorkspace();
const result = await dialog.showOpenDialog({
title: 'Open project folder',
properties: ['openDirectory'],
});
if (result.canceled || result.filePaths.length === 0) {
return workspace;
}
const folderPath = result.filePaths[0];
const existing = workspace.projects.find((project) => project.path === folderPath);
if (existing) {
workspace.selectedProjectId = existing.id;
return this.persistAndBroadcast(workspace);
}
const project: ProjectRecord = {
id: createId('project'),
name: basename(folderPath),
path: folderPath,
addedAt: nowIso(),
};
workspace.projects.push(project);
workspace.selectedProjectId = project.id;
return this.persistAndBroadcast(workspace);
}
async removeProject(projectId: string): Promise<WorkspaceState> {
const workspace = await this.loadWorkspace();
workspace.projects = workspace.projects.filter((project) => project.id !== projectId);
workspace.sessions = workspace.sessions.filter((session) => session.projectId !== projectId);
if (workspace.selectedProjectId === projectId) {
workspace.selectedProjectId = workspace.projects[0]?.id;
}
if (
workspace.selectedSessionId &&
!workspace.sessions.some((session) => session.id === workspace.selectedSessionId)
) {
workspace.selectedSessionId = undefined;
}
return this.persistAndBroadcast(workspace);
}
async savePattern(pattern: PatternDefinition): Promise<WorkspaceState> {
const workspace = await this.loadWorkspace();
const issues = validatePatternDefinition(pattern).filter((issue) => issue.level === 'error');
if (issues.length > 0) {
throw new Error(issues[0].message);
}
const existingIndex = workspace.patterns.findIndex((current) => current.id === pattern.id);
const candidate: PatternDefinition = {
...pattern,
createdAt: existingIndex >= 0 ? workspace.patterns[existingIndex].createdAt : nowIso(),
updatedAt: nowIso(),
};
if (existingIndex >= 0) {
workspace.patterns[existingIndex] = candidate;
} else {
workspace.patterns.push(candidate);
}
workspace.selectedPatternId = candidate.id;
return this.persistAndBroadcast(workspace);
}
async deletePattern(patternId: string): Promise<WorkspaceState> {
if (isBuiltinPattern(patternId)) {
throw new Error('Built-in patterns cannot be deleted.');
}
const workspace = await this.loadWorkspace();
workspace.patterns = workspace.patterns.filter((pattern) => pattern.id !== patternId);
if (workspace.selectedPatternId === patternId) {
workspace.selectedPatternId = workspace.patterns[0]?.id;
}
return this.persistAndBroadcast(workspace);
}
async createSession(projectId: string, patternId: string): Promise<WorkspaceState> {
const workspace = await this.loadWorkspace();
const project = this.requireProject(workspace, projectId);
const pattern = this.requirePattern(workspace, patternId);
const session: SessionRecord = {
id: createId('session'),
projectId: project.id,
patternId: pattern.id,
title: pattern.name,
createdAt: nowIso(),
updatedAt: nowIso(),
status: 'idle',
messages: [],
};
workspace.sessions.unshift(session);
workspace.selectedProjectId = project.id;
workspace.selectedPatternId = pattern.id;
workspace.selectedSessionId = session.id;
return this.persistAndBroadcast(workspace);
}
async sendSessionMessage(sessionId: string, content: string): Promise<void> {
const workspace = await this.loadWorkspace();
const session = this.requireSession(workspace, sessionId);
const project = this.requireProject(workspace, session.projectId);
const pattern = this.requirePattern(workspace, session.patternId);
const trimmed = content.trim();
if (!trimmed) {
return;
}
session.messages.push({
id: createId('msg'),
role: 'user',
authorName: 'You',
content: trimmed,
createdAt: nowIso(),
});
session.title = buildSessionTitle(pattern, session.messages);
session.status = 'running';
session.lastError = undefined;
session.updatedAt = nowIso();
await this.persistAndBroadcast(workspace);
this.emitSessionEvent({
sessionId: session.id,
kind: 'status',
status: 'running',
occurredAt: nowIso(),
});
const requestId = createId('turn');
try {
const responseMessages = await this.sidecar.runTurn(
{
type: 'run-turn',
requestId,
sessionId: session.id,
projectPath: project.path,
pattern,
messages: session.messages,
},
async (event) => {
await this.applyTurnDelta(workspace, session.id, event);
},
);
this.finalizeTurn(workspace, session.id, responseMessages);
await this.persistAndBroadcast(workspace);
} catch (error) {
session.status = 'error';
session.lastError = error instanceof Error ? error.message : String(error);
session.updatedAt = nowIso();
this.emitSessionEvent({
sessionId: session.id,
kind: 'error',
occurredAt: nowIso(),
error: session.lastError,
});
await this.persistAndBroadcast(workspace);
}
}
async selectProject(projectId?: string): Promise<WorkspaceState> {
const workspace = await this.loadWorkspace();
workspace.selectedProjectId = projectId;
workspace.selectedSessionId = workspace.selectedSessionId;
return this.persistAndBroadcast(workspace);
}
async selectPattern(patternId?: string): Promise<WorkspaceState> {
const workspace = await this.loadWorkspace();
workspace.selectedPatternId = patternId;
workspace.selectedSessionId = workspace.selectedSessionId;
return this.persistAndBroadcast(workspace);
}
async selectSession(sessionId?: string): Promise<WorkspaceState> {
const workspace = await this.loadWorkspace();
workspace.selectedSessionId = sessionId;
return this.persistAndBroadcast(workspace);
}
private requireProject(workspace: WorkspaceState, projectId: string): ProjectRecord {
const project = workspace.projects.find((current) => current.id === projectId);
if (!project) {
throw new Error(`Project "${projectId}" was not found.`);
}
return project;
}
private requirePattern(workspace: WorkspaceState, patternId: string): PatternDefinition {
const pattern = workspace.patterns.find((current) => current.id === patternId);
if (!pattern) {
throw new Error(`Pattern "${patternId}" was not found.`);
}
return pattern;
}
private requireSession(workspace: WorkspaceState, sessionId: string): SessionRecord {
const session = workspace.sessions.find((current) => current.id === sessionId);
if (!session) {
throw new Error(`Session "${sessionId}" was not found.`);
}
return session;
}
private async applyTurnDelta(
workspace: WorkspaceState,
sessionId: string,
event: TurnDeltaEvent,
): Promise<void> {
const session = this.requireSession(workspace, sessionId);
const existing = session.messages.find((message) => message.id === event.messageId);
if (existing) {
existing.content += event.contentDelta;
existing.pending = true;
} else {
session.messages.push({
id: event.messageId,
role: 'assistant',
authorName: event.authorName,
content: event.contentDelta,
createdAt: nowIso(),
pending: true,
});
}
session.updatedAt = nowIso();
await this.workspaceRepository.save(workspace);
this.emitSessionEvent({
sessionId,
kind: 'message-delta',
occurredAt: nowIso(),
messageId: event.messageId,
authorName: event.authorName,
contentDelta: event.contentDelta,
});
}
private finalizeTurn(workspace: WorkspaceState, sessionId: string, messages: ChatMessageRecord[]): void {
const session = this.requireSession(workspace, sessionId);
const incomingIds = new Set(messages.map((message) => message.id));
for (const message of messages) {
const existing = session.messages.find((current) => current.id === message.id);
if (existing) {
existing.authorName = message.authorName;
existing.content = message.content;
existing.pending = false;
} else {
session.messages.push({ ...message, pending: false });
}
this.emitSessionEvent({
sessionId,
kind: 'message-complete',
occurredAt: nowIso(),
messageId: message.id,
authorName: message.authorName,
});
}
for (const message of session.messages) {
if (message.pending && incomingIds.has(message.id)) {
message.pending = false;
}
}
session.status = 'idle';
session.lastError = undefined;
session.updatedAt = nowIso();
this.emitSessionEvent({
sessionId,
kind: 'status',
occurredAt: nowIso(),
status: 'idle',
});
}
private async persistAndBroadcast(workspace: WorkspaceState): Promise<WorkspaceState> {
await this.workspaceRepository.save(workspace);
this.emit('workspace-updated', workspace);
return workspace;
}
private emitSessionEvent(event: SessionEventRecord): void {
this.emit('session-event', event);
}
}