refactor: move project star state from localStorage to backend

server/modules/projects/services/project-star.service.ts

@@ -0,0 +1,78 @@
+import { projectsDb } from '@/modules/database/index.js';
+import { AppError } from '@/shared/utils.js';
+
+type ToggleProjectStarResult = {
+  isStarred: boolean;
+};
+
+type ApplyLegacyStarredProjectIdsResult = {
+  updated: number;
+};
+
+function normalizeProjectId(projectId: string): string {
+  return projectId.trim();
+}
+
+function uniqueProjectIds(projectIds: string[]): string[] {
+  const uniqueIds = new Set<string>();
+  for (const projectId of projectIds) {
+    const normalizedProjectId = normalizeProjectId(projectId);
+    if (!normalizedProjectId) {
+      continue;
+    }
+    uniqueIds.add(normalizedProjectId);
+  }
+  return [...uniqueIds];
+}
+
+/**
+ * Applies legacy `localStorage` stars keyed by DB `projectId` onto `projects.isStarred`.
+ *
+ * The operation is idempotent: already-starred projects are ignored, unknown ids are skipped.
+ */
+export function applyLegacyStarredProjectIds(projectIds: string[]): ApplyLegacyStarredProjectIdsResult {
+  const normalizedProjectIds = uniqueProjectIds(projectIds);
+  let updated = 0;
+
+  for (const projectId of normalizedProjectIds) {
+    const project = projectsDb.getProjectById(projectId);
+    if (!project) {
+      continue;
+    }
+
+    if (Boolean(project.isStarred)) {
+      continue;
+    }
+
+    projectsDb.updateProjectIsStarredById(projectId, true);
+    updated += 1;
+  }
+
+  return { updated };
+}
+
+/**
+ * Flips `projects.isStarred` for one project and returns the new state.
+ */
+export function toggleProjectStar(projectId: string): ToggleProjectStarResult {
+  const normalizedProjectId = normalizeProjectId(projectId);
+  if (!normalizedProjectId) {
+    throw new AppError('projectId is required', {
+      code: 'PROJECT_ID_REQUIRED',
+      statusCode: 400,
+    });
+  }
+
+  const project = projectsDb.getProjectById(normalizedProjectId);
+  if (!project) {
+    throw new AppError('Project not found', {
+      code: 'PROJECT_NOT_FOUND',
+      statusCode: 404,
+    });
+  }
+
+  const nextStarredState = !Boolean(project.isStarred);
+  projectsDb.updateProjectIsStarredById(normalizedProjectId, nextStarredState);
+
+  return { isStarred: nextStarredState };
+}

server/modules/projects/services/projects-with-sessions-fetch.service.ts

@@ -21,6 +21,7 @@ export type ProjectListItem = {
   path: string;
   displayName: string;
   fullPath: string;
+  isStarred: boolean;
   sessions: SessionSummary[];
   cursorSessions: SessionSummary[];
   codexSessions: SessionSummary[];
@@ -201,6 +202,7 @@ export async function getProjectsWithSessions(): Promise<ProjectListItem[]> {
     project_id: string;
     project_path: string;
     custom_project_name?: string | null;
+    isStarred?: number;
   }>;
   const totalProjects = projectRows.length;
   const projects: ProjectListItem[] = [];
@@ -233,6 +235,7 @@ export async function getProjectsWithSessions(): Promise<ProjectListItem[]> {
       path: projectPath,
       displayName,
       fullPath: projectPath,
+      isStarred: Boolean(row.isStarred),
       sessions: claudeSessions,
       cursorSessions: sessionsByProvider.cursor,
       codexSessions: sessionsByProvider.codex,

server/modules/projects/tests/project-star.service.test.ts

@@ -0,0 +1,123 @@
+import assert from 'node:assert/strict';
+import test from 'node:test';
+
+import { projectsDb } from '@/modules/database/index.js';
+import { applyLegacyStarredProjectIds, toggleProjectStar } from '@/modules/projects/services/project-star.service.js';
+import { AppError } from '@/shared/utils.js';
+
+type ProjectRow = {
+  project_id: string;
+  project_path: string;
+  custom_project_name: string | null;
+  isStarred: number;
+  isArchived: number;
+};
+
+test('toggleProjectStar throws when projectId is missing', () => {
+  assert.throws(
+    () => toggleProjectStar('   '),
+    (error: unknown) =>
+      error instanceof AppError
+      && error.code === 'PROJECT_ID_REQUIRED'
+      && error.statusCode === 400,
+  );
+});
+
+test('toggleProjectStar throws when project does not exist', () => {
+  const originalGetProjectById = projectsDb.getProjectById;
+  try {
+    projectsDb.getProjectById = () => null;
+    assert.throws(
+      () => toggleProjectStar('project-1'),
+      (error: unknown) =>
+        error instanceof AppError
+        && error.code === 'PROJECT_NOT_FOUND'
+        && error.statusCode === 404,
+    );
+  } finally {
+    projectsDb.getProjectById = originalGetProjectById;
+  }
+});
+
+test('toggleProjectStar flips star state and persists it', () => {
+  const originalGetProjectById = projectsDb.getProjectById;
+  const originalUpdateProjectIsStarredById = projectsDb.updateProjectIsStarredById;
+
+  let capturedProjectId = '';
+  let capturedState = false;
+
+  try {
+    projectsDb.getProjectById = () =>
+      ({
+        project_id: 'project-1',
+        project_path: '/workspace/project-1',
+        custom_project_name: 'project-1',
+        isStarred: 0,
+        isArchived: 0,
+      }) as ProjectRow;
+    projectsDb.updateProjectIsStarredById = (projectId: string, isStarred: boolean) => {
+      capturedProjectId = projectId;
+      capturedState = isStarred;
+    };
+
+    const result = toggleProjectStar('project-1');
+
+    assert.equal(result.isStarred, true);
+    assert.equal(capturedProjectId, 'project-1');
+    assert.equal(capturedState, true);
+  } finally {
+    projectsDb.getProjectById = originalGetProjectById;
+    projectsDb.updateProjectIsStarredById = originalUpdateProjectIsStarredById;
+  }
+});
+
+test('applyLegacyStarredProjectIds stars only valid, unstarred projects', () => {
+  const originalGetProjectById = projectsDb.getProjectById;
+  const originalUpdateProjectIsStarredById = projectsDb.updateProjectIsStarredById;
+
+  const updatedProjectIds: string[] = [];
+
+  try {
+    projectsDb.getProjectById = (projectId: string) => {
+      if (projectId === 'project-a') {
+        return {
+          project_id: 'project-a',
+          project_path: '/workspace/project-a',
+          custom_project_name: 'A',
+          isStarred: 0,
+          isArchived: 0,
+        } as ProjectRow;
+      }
+
+      if (projectId === 'project-b') {
+        return {
+          project_id: 'project-b',
+          project_path: '/workspace/project-b',
+          custom_project_name: 'B',
+          isStarred: 1,
+          isArchived: 0,
+        } as ProjectRow;
+      }
+
+      return null;
+    };
+    projectsDb.updateProjectIsStarredById = (projectId: string) => {
+      updatedProjectIds.push(projectId);
+    };
+
+    const result = applyLegacyStarredProjectIds([
+      'project-a',
+      'project-b',
+      'missing-project',
+      'project-a',
+      '',
+      '   ',
+    ]);
+
+    assert.equal(result.updated, 1);
+    assert.deepEqual(updatedProjectIds, ['project-a']);
+  } finally {
+    projectsDb.getProjectById = originalGetProjectById;
+    projectsDb.updateProjectIsStarredById = originalUpdateProjectIsStarredById;
+  }
+});

server/modules/projects/tests/projects.service.test.ts

@@ -13,6 +13,7 @@ test('createProjectsSnapshot returns an object matching the predefined snapshot
       path: '/tmp/project-1',
       displayName: 'project-1',
       fullPath: '/tmp/project-1',
+      isStarred: false,
       sessions: [],
       cursorSessions: [],
       codexSessions: [],