/** * IPC Handlers for Project Operations. * * Handlers: * - get-projects: List all projects * - get-repository-groups: List projects grouped by git repository * - get-worktree-sessions: List sessions for a specific worktree */ import { createLogger } from '@shared/utils/logger';import { type IpcMain, type IpcMainInvokeEvent } from 'electron'; import { type Project, type RepositoryGroup, type Session } from '../types'; import { validateProjectId } from './guards'; import type { ServiceContextRegistry } from '../services'; const logger = createLogger('IPC:projects'); // Service registry - set via initializelet registry: ServiceContextRegistry; /** * Initializes project handlers with service registry. */export function initializeProjectHandlers(contextRegistry: ServiceContextRegistry): void {  registry = contextRegistry;} /** * Registers all project-related IPC handlers. */export function registerProjectHandlers(ipcMain: IpcMain): void {  ipcMain.handle('get-projects', handleGetProjects);  ipcMain.handle('get-repository-groups', handleGetRepositoryGroups);  ipcMain.handle('get-worktree-sessions', handleGetWorktreeSessions);   logger.info('Project handlers registered');} /** * Removes all project IPC handlers. */export function removeProjectHandlers(ipcMain: IpcMain): void {  ipcMain.removeHandler('get-projects');  ipcMain.removeHandler('get-repository-groups');  ipcMain.removeHandler('get-worktree-sessions');   logger.info('Project handlers removed');} // =============================================================================// Handler Implementations// ============================================================================= /** * Handler for 'get-projects' IPC call. * Lists all projects from ~/.claude/projects/ */async function handleGetProjects(_event: IpcMainInvokeEvent): Promise<Project[]> {  try {    const { projectScanner } = registry.getActive();    const projects = await projectScanner.scan();    return projects;  } catch (error) {    logger.error('Error in get-projects:', error);    return [];  }} /** * Handler for 'get-repository-groups' IPC call. * Lists all projects grouped by git repository. * Worktrees of the same repo are grouped together. */async function handleGetRepositoryGroups(_event: IpcMainInvokeEvent): Promise<RepositoryGroup[]> {  try {    const { projectScanner } = registry.getActive();    const groups = await projectScanner.scanWithWorktreeGrouping();    return groups;  } catch (error) {    logger.error('Error in get-repository-groups:', error);    return [];  }} /** * Handler for 'get-worktree-sessions' IPC call. * Lists all sessions for a specific worktree within a repository group. */async function handleGetWorktreeSessions(  _event: IpcMainInvokeEvent,  worktreeId: string): Promise<Session[]> {  try {    const validatedProject = validateProjectId(worktreeId);    if (!validatedProject.valid) {      logger.error(        `get-worktree-sessions rejected: ${validatedProject.error ?? 'Invalid worktreeId'}`      );      return [];    }     const { projectScanner } = registry.getActive();    const sessions = await projectScanner.listWorktreeSessions(validatedProject.value!);    return sessions;  } catch (error) {    logger.error(`Error in get-worktree-sessions for ${worktreeId}:`, error);    return [];  }}