chore: consolidate new foundation and archive v1 (#1495)

This commit is contained in:
2026-09-07 12:32:57 -05:00
3511 changed files with 727899 additions and 10 deletions
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{
"name": "@mosaicstack/memory",
"version": "0.0.4",
"repository": {
"type": "git",
"url": "https://git.mosaicstack.dev/mosaicstack/stack.git",
"directory": "packages/memory"
},
"type": "module",
"main": "dist/index.js",
"types": "dist/index.d.ts",
"exports": {
".": {
"types": "./dist/index.d.ts",
"default": "./dist/index.js"
}
},
"scripts": {
"build": "tsc",
"lint": "eslint src",
"typecheck": "tsc --noEmit",
"test": "vitest run --passWithNoTests"
},
"dependencies": {
"@mosaicstack/db": "workspace:*",
"@mosaicstack/storage": "workspace:*",
"@mosaicstack/types": "workspace:*",
"commander": "^13.0.0",
"drizzle-orm": "^0.45.1"
},
"devDependencies": {
"typescript": "^5.8.0",
"vitest": "^2.0.0"
},
"publishConfig": {
"registry": "https://git.mosaicstack.dev/api/packages/mosaicstack/npm/",
"access": "public"
},
"files": [
"dist"
]
}
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import { describe, it, expect, beforeEach } from 'vitest';
import type { StorageAdapter } from '@mosaicstack/storage';
import { KeywordAdapter } from './keyword.js';
/* ------------------------------------------------------------------ */
/* In-memory mock StorageAdapter */
/* ------------------------------------------------------------------ */
function createMockStorage(): StorageAdapter {
const collections = new Map<string, Map<string, Record<string, unknown>>>();
let idCounter = 0;
function getCollection(name: string): Map<string, Record<string, unknown>> {
if (!collections.has(name)) collections.set(name, new Map());
return collections.get(name)!;
}
const adapter: StorageAdapter = {
name: 'mock',
async create<T extends Record<string, unknown>>(
collection: string,
data: T,
): Promise<T & { id: string }> {
const id = String(++idCounter);
const record = { ...data, id };
getCollection(collection).set(id, record);
return record as T & { id: string };
},
async read<T extends Record<string, unknown>>(
collection: string,
id: string,
): Promise<T | null> {
const record = getCollection(collection).get(id);
return (record as T) ?? null;
},
async update(collection: string, id: string, data: Record<string, unknown>): Promise<boolean> {
const col = getCollection(collection);
const existing = col.get(id);
if (!existing) return false;
col.set(id, { ...existing, ...data });
return true;
},
async delete(collection: string, id: string): Promise<boolean> {
return getCollection(collection).delete(id);
},
async find<T extends Record<string, unknown>>(
collection: string,
filter?: Record<string, unknown>,
): Promise<T[]> {
const col = getCollection(collection);
const results: T[] = [];
for (const record of col.values()) {
if (filter && !matchesFilter(record, filter)) continue;
results.push(record as T);
}
return results;
},
async findOne<T extends Record<string, unknown>>(
collection: string,
filter: Record<string, unknown>,
): Promise<T | null> {
const col = getCollection(collection);
for (const record of col.values()) {
if (matchesFilter(record, filter)) return record as T;
}
return null;
},
async count(collection: string, filter?: Record<string, unknown>): Promise<number> {
const rows = await adapter.find(collection, filter);
return rows.length;
},
async transaction<T>(fn: (tx: StorageAdapter) => Promise<T>): Promise<T> {
return fn(adapter);
},
async migrate(): Promise<void> {},
async close(): Promise<void> {},
};
return adapter;
}
function matchesFilter(record: Record<string, unknown>, filter: Record<string, unknown>): boolean {
for (const [key, value] of Object.entries(filter)) {
if (record[key] !== value) return false;
}
return true;
}
/* ------------------------------------------------------------------ */
/* Tests */
/* ------------------------------------------------------------------ */
describe('KeywordAdapter', () => {
let adapter: KeywordAdapter;
beforeEach(() => {
adapter = new KeywordAdapter({ type: 'keyword', storage: createMockStorage() });
});
/* ---- Preferences ---- */
describe('preferences', () => {
it('should set and get a preference', async () => {
await adapter.setPreference('u1', 'theme', 'dark');
const value = await adapter.getPreference('u1', 'theme');
expect(value).toBe('dark');
});
it('should return null for missing preference', async () => {
const value = await adapter.getPreference('u1', 'nonexistent');
expect(value).toBeNull();
});
it('should upsert an existing preference', async () => {
await adapter.setPreference('u1', 'theme', 'dark');
await adapter.setPreference('u1', 'theme', 'light');
const value = await adapter.getPreference('u1', 'theme');
expect(value).toBe('light');
});
it('should delete a preference', async () => {
await adapter.setPreference('u1', 'theme', 'dark');
const deleted = await adapter.deletePreference('u1', 'theme');
expect(deleted).toBe(true);
const value = await adapter.getPreference('u1', 'theme');
expect(value).toBeNull();
});
it('should return false when deleting nonexistent preference', async () => {
const deleted = await adapter.deletePreference('u1', 'nope');
expect(deleted).toBe(false);
});
it('should list preferences by userId', async () => {
await adapter.setPreference('u1', 'theme', 'dark', 'appearance');
await adapter.setPreference('u1', 'lang', 'en', 'locale');
await adapter.setPreference('u2', 'theme', 'light', 'appearance');
const prefs = await adapter.listPreferences('u1');
expect(prefs).toHaveLength(2);
expect(prefs.map((p) => p.key).sort()).toEqual(['lang', 'theme']);
});
it('should filter preferences by category', async () => {
await adapter.setPreference('u1', 'theme', 'dark', 'appearance');
await adapter.setPreference('u1', 'lang', 'en', 'locale');
const prefs = await adapter.listPreferences('u1', 'appearance');
expect(prefs).toHaveLength(1);
expect(prefs[0]!.key).toBe('theme');
});
});
/* ---- Insights ---- */
describe('insights', () => {
it('should store and retrieve an insight', async () => {
const insight = await adapter.storeInsight({
userId: 'u1',
content: 'TypeScript is great for type safety',
source: 'chat',
category: 'technical',
relevanceScore: 0.9,
});
expect(insight.id).toBeDefined();
expect(insight.content).toBe('TypeScript is great for type safety');
const fetched = await adapter.getInsight(insight.id);
expect(fetched).not.toBeNull();
expect(fetched!.content).toBe('TypeScript is great for type safety');
});
it('should return null for missing insight', async () => {
const result = await adapter.getInsight('nonexistent');
expect(result).toBeNull();
});
it('should delete an insight', async () => {
const insight = await adapter.storeInsight({
userId: 'u1',
content: 'test',
source: 'chat',
category: 'general',
relevanceScore: 0.5,
});
const deleted = await adapter.deleteInsight(insight.id);
expect(deleted).toBe(true);
const fetched = await adapter.getInsight(insight.id);
expect(fetched).toBeNull();
});
});
/* ---- Keyword Search ---- */
describe('searchInsights', () => {
beforeEach(async () => {
await adapter.storeInsight({
userId: 'u1',
content: 'TypeScript provides excellent type safety for JavaScript projects',
source: 'chat',
category: 'technical',
relevanceScore: 0.9,
});
await adapter.storeInsight({
userId: 'u1',
content: 'React hooks simplify state management in components',
source: 'chat',
category: 'technical',
relevanceScore: 0.8,
});
await adapter.storeInsight({
userId: 'u1',
content: 'TypeScript and React work great together for type safe components',
source: 'chat',
category: 'technical',
relevanceScore: 0.85,
});
await adapter.storeInsight({
userId: 'u2',
content: 'TypeScript is popular',
source: 'chat',
category: 'general',
relevanceScore: 0.5,
});
});
it('should find insights by exact keyword', async () => {
const results = await adapter.searchInsights('u1', 'hooks');
expect(results).toHaveLength(1);
expect(results[0]!.content).toContain('hooks');
});
it('should be case-insensitive', async () => {
const results = await adapter.searchInsights('u1', 'TYPESCRIPT');
expect(results.length).toBeGreaterThanOrEqual(1);
for (const r of results) {
expect(r.content.toLowerCase()).toContain('typescript');
}
});
it('should rank multi-word matches higher', async () => {
const results = await adapter.searchInsights('u1', 'TypeScript React');
// The insight mentioning both "TypeScript" and "React" should rank first (score=2)
expect(results[0]!.score).toBe(2);
expect(results[0]!.content).toContain('TypeScript');
expect(results[0]!.content).toContain('React');
});
it('should return empty for no matches', async () => {
const results = await adapter.searchInsights('u1', 'python django');
expect(results).toHaveLength(0);
});
it('should filter by userId', async () => {
const results = await adapter.searchInsights('u2', 'TypeScript');
expect(results).toHaveLength(1);
expect(results[0]!.content).toBe('TypeScript is popular');
});
it('should respect limit option', async () => {
const results = await adapter.searchInsights('u1', 'TypeScript', { limit: 1 });
expect(results).toHaveLength(1);
});
it('should return all scoped insights for the explicit wildcard query', async () => {
await adapter.storeInsight({
userId: 'u1',
content: 'A literal * marker is still ordinary content',
source: 'chat',
category: 'technical',
relevanceScore: 0.7,
});
const results = await adapter.searchInsights('u1', '*');
expect(results).toHaveLength(4);
expect(results.every((result) => result.score === 1)).toBe(true);
});
it('should return empty for empty query', async () => {
const results = await adapter.searchInsights('u1', ' ');
expect(results).toHaveLength(0);
});
});
/* ---- Lifecycle ---- */
describe('lifecycle', () => {
it('should have name "keyword"', () => {
expect(adapter.name).toBe('keyword');
});
it('should have null embedder', () => {
expect(adapter.embedder).toBeNull();
});
it('should close without error', async () => {
await expect(adapter.close()).resolves.toBeUndefined();
});
});
});
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import type { StorageAdapter } from '@mosaicstack/storage';
import type {
MemoryAdapter,
MemoryConfig,
NewInsight,
Insight,
InsightSearchResult,
} from '../types.js';
import type { EmbeddingProvider } from '../vector-store.js';
type KeywordConfig = Extract<MemoryConfig, { type: 'keyword' }>;
const PREFERENCES = 'preferences';
const INSIGHTS = 'insights';
type PreferenceRecord = Record<string, unknown> & {
id: string;
userId: string;
key: string;
value: unknown;
category: string;
};
type InsightRecord = Record<string, unknown> & {
id: string;
userId: string;
content: string;
source: string;
category: string;
relevanceScore: number;
metadata: Record<string, unknown>;
createdAt: string;
updatedAt?: string;
decayedAt?: string;
};
export class KeywordAdapter implements MemoryAdapter {
readonly name = 'keyword';
readonly embedder: EmbeddingProvider | null = null;
private storage: StorageAdapter;
constructor(config: KeywordConfig) {
this.storage = config.storage;
}
/* ------------------------------------------------------------------ */
/* Preferences */
/* ------------------------------------------------------------------ */
async getPreference(userId: string, key: string): Promise<unknown | null> {
const row = await this.storage.findOne<PreferenceRecord>(PREFERENCES, { userId, key });
return row?.value ?? null;
}
async setPreference(
userId: string,
key: string,
value: unknown,
category?: string,
): Promise<void> {
const existing = await this.storage.findOne<PreferenceRecord>(PREFERENCES, { userId, key });
if (existing) {
await this.storage.update(PREFERENCES, existing.id, {
value,
...(category !== undefined ? { category } : {}),
});
} else {
await this.storage.create(PREFERENCES, {
userId,
key,
value,
category: category ?? 'general',
});
}
}
async deletePreference(userId: string, key: string): Promise<boolean> {
const existing = await this.storage.findOne<PreferenceRecord>(PREFERENCES, { userId, key });
if (!existing) return false;
return this.storage.delete(PREFERENCES, existing.id);
}
async listPreferences(
userId: string,
category?: string,
): Promise<Array<{ key: string; value: unknown; category: string }>> {
const filter: Record<string, unknown> = { userId };
if (category !== undefined) filter.category = category;
const rows = await this.storage.find<PreferenceRecord>(PREFERENCES, filter);
return rows.map((r) => ({ key: r.key, value: r.value, category: r.category }));
}
/* ------------------------------------------------------------------ */
/* Insights */
/* ------------------------------------------------------------------ */
async storeInsight(insight: NewInsight): Promise<Insight> {
const now = new Date();
const row = await this.storage.create<Record<string, unknown>>(INSIGHTS, {
userId: insight.userId,
content: insight.content,
source: insight.source,
category: insight.category,
relevanceScore: insight.relevanceScore,
metadata: insight.metadata ?? {},
createdAt: now.toISOString(),
});
return {
id: row.id,
userId: insight.userId,
content: insight.content,
source: insight.source,
category: insight.category,
relevanceScore: insight.relevanceScore,
metadata: insight.metadata,
createdAt: now,
};
}
async getInsight(id: string): Promise<Insight | null> {
const row = await this.storage.read<InsightRecord>(INSIGHTS, id);
if (!row) return null;
return toInsight(row);
}
async searchInsights(
userId: string,
query: string,
opts?: { limit?: number; embedding?: number[] },
): Promise<InsightSearchResult[]> {
const limit = opts?.limit ?? 10;
const normalizedQuery = query.trim();
const matchAll = normalizedQuery === '*';
const words = matchAll
? []
: normalizedQuery
.toLowerCase()
.split(/\s+/)
.filter((word) => word.length > 0);
if (words.length === 0 && !matchAll) return [];
const rows = await this.storage.find<InsightRecord>(INSIGHTS, { userId });
const scored: InsightSearchResult[] = [];
for (const row of rows) {
const content = row.content.toLowerCase();
let score = matchAll ? 1 : 0;
for (const word of words) {
if (content.includes(word)) score++;
}
if (score > 0) {
scored.push({
id: row.id,
content: row.content,
score,
metadata: row.metadata ?? undefined,
});
}
}
scored.sort((a, b) => b.score - a.score);
return scored.slice(0, limit);
}
async deleteInsight(id: string): Promise<boolean> {
return this.storage.delete(INSIGHTS, id);
}
/* ------------------------------------------------------------------ */
/* Lifecycle */
/* ------------------------------------------------------------------ */
async close(): Promise<void> {
// no-op — storage adapter manages its own lifecycle
}
}
/* ------------------------------------------------------------------ */
/* Helpers */
/* ------------------------------------------------------------------ */
function toInsight(row: InsightRecord): Insight {
return {
id: row.id,
userId: row.userId,
content: row.content,
source: row.source,
category: row.category,
relevanceScore: row.relevanceScore,
metadata: row.metadata ?? undefined,
createdAt: new Date(row.createdAt),
updatedAt: row.updatedAt ? new Date(row.updatedAt) : undefined,
decayedAt: row.decayedAt ? new Date(row.decayedAt) : undefined,
};
}
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import { createDb, type DbHandle } from '@mosaicstack/db';
import type {
MemoryAdapter,
MemoryConfig,
NewInsight as AdapterNewInsight,
Insight as AdapterInsight,
InsightSearchResult,
} from '../types.js';
import type { EmbeddingProvider } from '../vector-store.js';
import {
createPreferencesRepo,
type PreferencesRepo,
type Preference,
type NewPreference,
} from '../preferences.js';
import {
createInsightsRepo,
type InsightsRepo,
type NewInsight as DbNewInsight,
} from '../insights.js';
type PgVectorConfig = Extract<MemoryConfig, { type: 'pgvector' }>;
export class PgVectorAdapter implements MemoryAdapter {
readonly name = 'pgvector';
readonly embedder: EmbeddingProvider | null;
private handle: DbHandle;
private preferences: PreferencesRepo;
private insights: InsightsRepo;
constructor(config: PgVectorConfig) {
this.handle = createDb();
this.preferences = createPreferencesRepo(this.handle.db);
this.insights = createInsightsRepo(this.handle.db);
this.embedder = config.embedder ?? null;
}
/* ------------------------------------------------------------------ */
/* Preferences */
/* ------------------------------------------------------------------ */
async getPreference(userId: string, key: string): Promise<unknown | null> {
const row = await this.preferences.findByUserAndKey(userId, key);
return row?.value ?? null;
}
async setPreference(
userId: string,
key: string,
value: unknown,
category?: string,
): Promise<void> {
await this.preferences.upsert({
userId,
key,
value,
...(category ? { category: category as NewPreference['category'] } : {}),
});
}
async deletePreference(userId: string, key: string): Promise<boolean> {
return this.preferences.remove(userId, key);
}
async listPreferences(
userId: string,
category?: string,
): Promise<Array<{ key: string; value: unknown; category: string }>> {
const rows = category
? await this.preferences.findByUserAndCategory(userId, category as Preference['category'])
: await this.preferences.findByUser(userId);
return rows.map((r) => ({ key: r.key, value: r.value, category: r.category }));
}
/* ------------------------------------------------------------------ */
/* Insights */
/* ------------------------------------------------------------------ */
async storeInsight(insight: AdapterNewInsight): Promise<AdapterInsight> {
const row = await this.insights.create({
userId: insight.userId,
content: insight.content,
source: insight.source as DbNewInsight['source'],
category: insight.category as DbNewInsight['category'],
relevanceScore: insight.relevanceScore,
metadata: insight.metadata ?? {},
embedding: insight.embedding ?? null,
});
return toAdapterInsight(row);
}
async getInsight(id: string): Promise<AdapterInsight | null> {
// findById requires userId — search across all users via raw find
// The adapter interface only takes id, so we pass an empty userId and rely on the id match.
// Since the repo requires userId, we use a two-step approach.
const row = await this.insights.findById(id, '');
if (!row) return null;
return toAdapterInsight(row);
}
async searchInsights(
userId: string,
_query: string,
opts?: { limit?: number; embedding?: number[] },
): Promise<InsightSearchResult[]> {
if (opts?.embedding) {
const results = await this.insights.searchByEmbedding(
userId,
opts.embedding,
opts.limit ?? 10,
);
return results.map((r) => ({
id: r.insight.id,
content: r.insight.content,
score: 1 - r.distance,
metadata: (r.insight.metadata as Record<string, unknown>) ?? undefined,
}));
}
// Fallback: return recent insights for the user
const rows = await this.insights.findByUser(userId, opts?.limit ?? 10);
return rows.map((r) => ({
id: r.id,
content: r.content,
score: Number(r.relevanceScore),
metadata: (r.metadata as Record<string, unknown>) ?? undefined,
}));
}
async deleteInsight(id: string): Promise<boolean> {
// The repo requires userId — pass empty string since adapter interface only has id
return this.insights.remove(id, '');
}
/* ------------------------------------------------------------------ */
/* Lifecycle */
/* ------------------------------------------------------------------ */
async close(): Promise<void> {
await this.handle.close();
}
}
/* ------------------------------------------------------------------ */
/* Helpers */
/* ------------------------------------------------------------------ */
function toAdapterInsight(row: {
id: string;
userId: string;
content: string;
source: string;
category: string;
relevanceScore: number;
metadata: unknown;
embedding: unknown;
createdAt: Date;
updatedAt: Date | null;
decayedAt: Date | null;
}): AdapterInsight {
return {
id: row.id,
userId: row.userId,
content: row.content,
source: row.source,
category: row.category,
relevanceScore: row.relevanceScore,
metadata: (row.metadata as Record<string, unknown>) ?? undefined,
embedding: (row.embedding as number[]) ?? undefined,
createdAt: row.createdAt,
updatedAt: row.updatedAt ?? undefined,
decayedAt: row.decayedAt ?? undefined,
};
}
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import { describe, it, expect } from 'vitest';
import { Command } from 'commander';
import { registerMemoryCommand } from './cli.js';
/**
* Smoke test — only verifies command wiring.
* Does NOT open a database connection.
*/
describe('registerMemoryCommand', () => {
function buildProgram(): Command {
const program = new Command('mosaic');
program.exitOverride(); // prevent process.exit during tests
registerMemoryCommand(program);
return program;
}
it('registers a "memory" subcommand', () => {
const program = buildProgram();
const memory = program.commands.find((c) => c.name() === 'memory');
expect(memory).toBeDefined();
});
it('registers "memory search"', () => {
const program = buildProgram();
const memory = program.commands.find((c) => c.name() === 'memory')!;
const search = memory.commands.find((c) => c.name() === 'search');
expect(search).toBeDefined();
});
it('registers "memory stats"', () => {
const program = buildProgram();
const memory = program.commands.find((c) => c.name() === 'memory')!;
const stats = memory.commands.find((c) => c.name() === 'stats');
expect(stats).toBeDefined();
});
it('registers "memory insights list"', () => {
const program = buildProgram();
const memory = program.commands.find((c) => c.name() === 'memory')!;
const insights = memory.commands.find((c) => c.name() === 'insights');
expect(insights).toBeDefined();
const list = insights!.commands.find((c) => c.name() === 'list');
expect(list).toBeDefined();
});
it('registers "memory preferences list"', () => {
const program = buildProgram();
const memory = program.commands.find((c) => c.name() === 'memory')!;
const preferences = memory.commands.find((c) => c.name() === 'preferences');
expect(preferences).toBeDefined();
const list = preferences!.commands.find((c) => c.name() === 'list');
expect(list).toBeDefined();
});
it('"memory search" has --limit and --agent options', () => {
const program = buildProgram();
const memory = program.commands.find((c) => c.name() === 'memory')!;
const search = memory.commands.find((c) => c.name() === 'search')!;
const optNames = search.options.map((o) => o.long);
expect(optNames).toContain('--limit');
expect(optNames).toContain('--agent');
});
});
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import type { Command } from 'commander';
import type { MemoryAdapter } from './types.js';
/**
* Build and return a connected MemoryAdapter from a connection string or
* the MEMORY_DB_URL / DATABASE_URL environment variable.
*
* For pgvector (postgres://...) the connection string is injected into
* DATABASE_URL so that PgVectorAdapter's internal createDb() picks it up.
*
* Throws with a human-readable message if no connection info is available.
*/
async function resolveAdapter(dbOption: string | undefined): Promise<MemoryAdapter> {
const connStr = dbOption ?? process.env['MEMORY_DB_URL'] ?? process.env['DATABASE_URL'];
if (!connStr) {
throw new Error(
'No database connection string provided. ' +
'Pass --db <connection-string> or set MEMORY_DB_URL / DATABASE_URL.',
);
}
// Lazy imports so the module loads cleanly without a live DB during smoke tests.
const { createMemoryAdapter, registerMemoryAdapter } = await import('./factory.js');
if (connStr.startsWith('postgres') || connStr.startsWith('pg')) {
// PgVectorAdapter reads DATABASE_URL via createDb() — inject it here.
process.env['DATABASE_URL'] = connStr;
const { PgVectorAdapter } = await import('./adapters/pgvector.js');
registerMemoryAdapter('pgvector', (cfg) => new PgVectorAdapter(cfg as never));
return createMemoryAdapter({ type: 'pgvector' });
}
// Keyword adapter backed by pglite storage; treat connStr as a data directory.
const { KeywordAdapter } = await import('./adapters/keyword.js');
const { createStorageAdapter, registerStorageAdapter } = await import('@mosaicstack/storage');
const { PgliteAdapter } = await import('@mosaicstack/storage');
registerStorageAdapter('pglite', (cfg) => new PgliteAdapter(cfg as never));
const storage = createStorageAdapter({ type: 'pglite', dataDir: connStr });
registerMemoryAdapter('keyword', (cfg) => new KeywordAdapter(cfg as never));
return createMemoryAdapter({ type: 'keyword', storage });
}
/**
* Register `memory` subcommands on an existing Commander program.
* Follows the registerQualityRails pattern from @mosaicstack/quality-rails.
*/
export function registerMemoryCommand(parent: Command): void {
const memory = parent.command('memory').description('Inspect and query the Mosaic memory layer');
// ── memory search <query> ──────────────────────────────────────────────
memory
.command('search <query>')
.description('Semantic search over insights')
.option('--db <connection-string>', 'Database connection string (or set MEMORY_DB_URL)')
.option('--limit <n>', 'Maximum number of results', '10')
.option('--agent <id>', 'Filter by agent / user ID')
.action(async (query: string, opts: { db?: string; limit: string; agent?: string }) => {
let adapter: MemoryAdapter | undefined;
try {
adapter = await resolveAdapter(opts.db);
const limit = parseInt(opts.limit, 10);
const userId = opts.agent ?? 'system';
const results = await adapter.searchInsights(userId, query, { limit });
if (results.length === 0) {
console.log('No insights found.');
} else {
for (const r of results) {
console.log(`[${r.id}] (score=${r.score.toFixed(3)}) ${r.content}`);
}
}
} catch (err) {
console.error(`Error: ${err instanceof Error ? err.message : String(err)}`);
process.exitCode = 1;
} finally {
await adapter?.close();
}
});
// ── memory stats ──────────────────────────────────────────────────────
memory
.command('stats')
.description('Print memory tier info: adapter type, insight count, preference count')
.option('--db <connection-string>', 'Database connection string (or set MEMORY_DB_URL)')
.option('--agent <id>', 'User / agent ID scope for counts', 'system')
.action(async (opts: { db?: string; agent: string }) => {
let adapter: MemoryAdapter | undefined;
try {
adapter = await resolveAdapter(opts.db);
const adapterType = adapter.name;
const insightCount = await adapter
.searchInsights(opts.agent, '', { limit: 100000 })
.then((r) => r.length)
.catch(() => -1);
const prefCount = await adapter
.listPreferences(opts.agent)
.then((r) => r.length)
.catch(() => -1);
console.log(`adapter: ${adapterType}`);
console.log(`insights: ${insightCount === -1 ? 'unavailable' : String(insightCount)}`);
console.log(`preferences: ${prefCount === -1 ? 'unavailable' : String(prefCount)}`);
} catch (err) {
console.error(`Error: ${err instanceof Error ? err.message : String(err)}`);
process.exitCode = 1;
} finally {
await adapter?.close();
}
});
// ── memory insights ───────────────────────────────────────────────────
const insightsCmd = memory.command('insights').description('Manage insights');
insightsCmd
.command('list')
.description('List recent insights')
.option('--db <connection-string>', 'Database connection string (or set MEMORY_DB_URL)')
.option('--limit <n>', 'Maximum number of results', '20')
.option('--agent <id>', 'User / agent ID scope', 'system')
.action(async (opts: { db?: string; limit: string; agent: string }) => {
let adapter: MemoryAdapter | undefined;
try {
adapter = await resolveAdapter(opts.db);
const limit = parseInt(opts.limit, 10);
const results = await adapter.searchInsights(opts.agent, '', { limit });
if (results.length === 0) {
console.log('No insights found.');
} else {
for (const r of results) {
console.log(`[${r.id}] ${r.content}`);
}
}
} catch (err) {
console.error(`Error: ${err instanceof Error ? err.message : String(err)}`);
process.exitCode = 1;
} finally {
await adapter?.close();
}
});
// ── memory preferences ────────────────────────────────────────────────
const prefsCmd = memory.command('preferences').description('Manage stored preferences');
prefsCmd
.command('list')
.description('List stored preferences')
.option('--db <connection-string>', 'Database connection string (or set MEMORY_DB_URL)')
.option('--agent <id>', 'User / agent ID scope', 'system')
.option('--category <cat>', 'Filter by category')
.action(async (opts: { db?: string; agent: string; category?: string }) => {
let adapter: MemoryAdapter | undefined;
try {
adapter = await resolveAdapter(opts.db);
const prefs = await adapter.listPreferences(opts.agent, opts.category);
if (prefs.length === 0) {
console.log('No preferences found.');
} else {
for (const p of prefs) {
console.log(`[${p.category}] ${p.key} = ${JSON.stringify(p.value)}`);
}
}
} catch (err) {
console.error(`Error: ${err instanceof Error ? err.message : String(err)}`);
process.exitCode = 1;
} finally {
await adapter?.close();
}
});
}
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import type { MemoryAdapter, MemoryConfig } from './types.js';
type MemoryType = MemoryConfig['type'];
const registry = new Map<MemoryType, (config: MemoryConfig) => MemoryAdapter>();
export function registerMemoryAdapter(
type: MemoryType,
factory: (config: MemoryConfig) => MemoryAdapter,
): void {
registry.set(type, factory);
}
export function createMemoryAdapter(config: MemoryConfig): MemoryAdapter {
const factory = registry.get(config.type);
if (!factory) throw new Error(`No adapter registered for type: ${config.type}`);
return factory(config);
}
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export { createMemory, type Memory } from './memory.js';
export { registerMemoryCommand } from './cli.js';
export {
createPreferencesRepo,
type PreferencesRepo,
type Preference,
type NewPreference,
} from './preferences.js';
export {
createInsightsRepo,
type InsightsRepo,
type Insight,
type NewInsight,
type SearchResult,
} from './insights.js';
export type { VectorStore, VectorSearchResult, EmbeddingProvider } from './vector-store.js';
export type {
MemoryAdapter,
MemoryConfig,
NewInsight as AdapterNewInsight,
Insight as AdapterInsight,
InsightSearchResult,
} from './types.js';
export { createMemoryAdapter, registerMemoryAdapter } from './factory.js';
export {
createOperatorMemoryPlugin,
type OperatorMemoryPlugin,
type OperatorMemoryScope,
type OperatorMemoryConfig,
type OperatorMemoryResult,
} from './operator-memory-plugin.js';
export { PgVectorAdapter } from './adapters/pgvector.js';
export { KeywordAdapter } from './adapters/keyword.js';
// Auto-register adapters at module load time
import { registerMemoryAdapter } from './factory.js';
import { PgVectorAdapter } from './adapters/pgvector.js';
import { KeywordAdapter } from './adapters/keyword.js';
import type { MemoryConfig } from './types.js';
registerMemoryAdapter('pgvector', (config: MemoryConfig) => {
return new PgVectorAdapter(config as Extract<MemoryConfig, { type: 'pgvector' }>);
});
registerMemoryAdapter('keyword', (config: MemoryConfig) => {
return new KeywordAdapter(config as Extract<MemoryConfig, { type: 'keyword' }>);
});
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import { eq, and, desc, sql, lt, type Db, insights } from '@mosaicstack/db';
export type Insight = typeof insights.$inferSelect;
export type NewInsight = typeof insights.$inferInsert;
export interface SearchResult {
insight: Insight;
distance: number;
}
export function createInsightsRepo(db: Db) {
return {
async findByUser(userId: string, limit = 50): Promise<Insight[]> {
return db
.select()
.from(insights)
.where(eq(insights.userId, userId))
.orderBy(desc(insights.createdAt))
.limit(limit);
},
async findById(id: string, userId: string): Promise<Insight | undefined> {
const rows = await db
.select()
.from(insights)
.where(and(eq(insights.id, id), eq(insights.userId, userId)));
return rows[0];
},
async create(data: NewInsight): Promise<Insight> {
const rows = await db.insert(insights).values(data).returning();
return rows[0]!;
},
async update(
id: string,
userId: string,
data: Partial<NewInsight>,
): Promise<Insight | undefined> {
const rows = await db
.update(insights)
.set({ ...data, updatedAt: new Date() })
.where(and(eq(insights.id, id), eq(insights.userId, userId)))
.returning();
return rows[0];
},
async remove(id: string, userId: string): Promise<boolean> {
const rows = await db
.delete(insights)
.where(and(eq(insights.id, id), eq(insights.userId, userId)))
.returning();
return rows.length > 0;
},
/**
* Semantic search using pgvector cosine distance.
* Requires the vector extension and an embedding for the query.
*/
async searchByEmbedding(
userId: string,
queryEmbedding: number[],
limit = 10,
maxDistance = 0.8,
): Promise<SearchResult[]> {
const embeddingStr = `[${queryEmbedding.join(',')}]`;
const rows = await db.execute(sql`
SELECT *,
(embedding <=> ${embeddingStr}::vector) AS distance
FROM insights
WHERE user_id = ${userId}
AND embedding IS NOT NULL
AND (embedding <=> ${embeddingStr}::vector) < ${maxDistance}
ORDER BY distance ASC
LIMIT ${limit}
`);
return rows as unknown as SearchResult[];
},
/**
* Decay relevance scores for old insights that haven't been accessed recently.
* Scoped to a specific user to prevent cross-user data mutation.
*/
async decayOldInsights(userId: string, olderThan: Date, decayFactor = 0.95): Promise<number> {
const result = await db
.update(insights)
.set({
relevanceScore: sql`${insights.relevanceScore} * ${decayFactor}`,
decayedAt: new Date(),
updatedAt: new Date(),
})
.where(
and(
eq(insights.userId, userId),
lt(insights.updatedAt, olderThan),
sql`${insights.relevanceScore} > 0.1`,
),
)
.returning();
return result.length;
},
/**
* Decay relevance scores for all users' old insights.
* This is a system-level maintenance operation intended for scheduled cron jobs only.
* Do NOT expose this through user-facing API endpoints.
*/
async decayAllInsights(olderThan: Date, decayFactor = 0.95): Promise<number> {
const result = await db
.update(insights)
.set({
relevanceScore: sql`${insights.relevanceScore} * ${decayFactor}`,
decayedAt: new Date(),
updatedAt: new Date(),
})
.where(and(lt(insights.updatedAt, olderThan), sql`${insights.relevanceScore} > 0.1`))
.returning();
return result.length;
},
};
}
export type InsightsRepo = ReturnType<typeof createInsightsRepo>;
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import type { Db } from '@mosaicstack/db';
import { createPreferencesRepo, type PreferencesRepo } from './preferences.js';
import { createInsightsRepo, type InsightsRepo } from './insights.js';
export interface Memory {
preferences: PreferencesRepo;
insights: InsightsRepo;
}
export function createMemory(db: Db): Memory {
return {
preferences: createPreferencesRepo(db),
insights: createInsightsRepo(db),
};
}
@@ -0,0 +1,147 @@
import { describe, expect, it, vi } from 'vitest';
import { createOperatorMemoryPlugin } from './operator-memory-plugin.js';
import type { Insight, InsightSearchResult, NewInsight } from './types.js';
function adapter() {
return {
name: 'test',
embedder: null,
storeInsight: vi.fn(
async (value: NewInsight): Promise<Insight> => ({
...value,
id: '1',
createdAt: new Date(),
}),
),
searchInsights: vi.fn(async (): Promise<InsightSearchResult[]> => []),
getInsight: vi.fn(),
deleteInsight: vi.fn(),
getPreference: vi.fn(),
setPreference: vi.fn(),
deletePreference: vi.fn(),
listPreferences: vi.fn(),
close: vi.fn(),
};
}
describe('OperatorMemoryPlugin', () => {
it('isolates configured namespace storage across server-derived tenant, owner, and session scopes', async () => {
const memory = adapter();
const plugin = createOperatorMemoryPlugin({
adapter: memory,
instanceId: 'Nova',
namespace: 'operator-memory',
redact: (value) => value,
});
await plugin.capture(
{ tenantId: 'tenant-a', ownerId: 'owner-a', sessionId: 'session-a' },
{ content: 'one', source: 'test', category: 'note' },
);
await plugin.capture(
{ tenantId: 'tenant-b', ownerId: 'owner-a', sessionId: 'session-a' },
{ content: 'two', source: 'test', category: 'note' },
);
await plugin.capture(
{ tenantId: 'tenant-a', ownerId: 'owner-a', sessionId: 'session-b' },
{ content: 'three', source: 'test', category: 'note' },
);
expect(
memory.storeInsight.mock.calls.map((call: unknown[]) => (call[0] as NewInsight).userId),
).toEqual([
'["operator-memory","tenant-a","owner-a","session-a"]',
'["operator-memory","tenant-b","owner-a","session-a"]',
'["operator-memory","tenant-a","owner-a","session-b"]',
]);
});
it('rejects an incomplete runtime scope before it can produce a shared storage key', async () => {
const memory = adapter();
const plugin = createOperatorMemoryPlugin({
adapter: memory,
instanceId: 'Nova',
namespace: 'operator-memory',
redact: (value) => value,
});
await expect(
plugin.capture(
{ tenantId: 'tenant-a', ownerId: 'owner-a', sessionId: ' ' },
{ content: 'note', source: 'test', category: 'note' },
),
).rejects.toThrow('Operator memory session ID is required');
expect(memory.storeInsight).not.toHaveBeenCalled();
});
it('uses a differently named configured instance in retrieval provenance', async () => {
const memory = adapter();
memory.searchInsights.mockResolvedValue([
{ id: '1', content: 'x', score: 1, metadata: { source: 'project' } },
]);
const plugin = createOperatorMemoryPlugin({
adapter: memory,
instanceId: 'Nova',
namespace: 'operator-memory',
redact: (value) => value,
});
const results = await plugin.search({ tenantId: 't', ownerId: 'o', sessionId: 's' }, 'x');
expect(results[0]?.provenance).toEqual({
instanceId: 'Nova',
namespace: 'operator-memory',
source: 'project',
});
});
it('orders startup context with project and flat-file truth before retrieved material', async () => {
const memory = adapter();
memory.searchInsights.mockResolvedValue([
{ id: 'retrieval', content: 'retrieval', score: 1 },
{ id: 'flat-file', content: 'flat-file', score: 1, metadata: { source: 'flat-file' } },
{ id: 'project', content: 'project', score: 1, metadata: { source: 'project' } },
]);
const plugin = createOperatorMemoryPlugin({
adapter: memory,
instanceId: 'Nova',
namespace: 'operator-memory',
maxStartupContext: 2,
redact: (value) => value,
});
const context = await plugin.startupContext({
tenantId: 'tenant-a',
ownerId: 'owner-a',
sessionId: 'session-a',
});
expect(context.map((result) => result.id)).toEqual(['project', 'flat-file']);
expect(memory.searchInsights).toHaveBeenCalledWith(expect.any(String), '*', { limit: 64 });
});
it('redacts content before adapter persistence and records configured provenance metadata', async () => {
const memory = adapter();
const plugin = createOperatorMemoryPlugin({
adapter: memory,
instanceId: 'Nova',
namespace: 'operator-memory',
redact: (value) => value.replace('secret', '[REDACTED]'),
});
await plugin.capture(
{ tenantId: 'tenant-a', ownerId: 'owner-a', sessionId: 'session-a' },
{ content: 'secret note', source: 'project', category: 'note' },
);
expect(memory.storeInsight).toHaveBeenCalledWith(
expect.objectContaining({
content: '[REDACTED] note',
metadata: {
instanceId: 'Nova',
namespace: 'operator-memory',
source: 'project',
},
}),
);
});
});
@@ -0,0 +1,154 @@
import type { Insight, InsightSearchResult, MemoryAdapter } from './types.js';
const STARTUP_CONTEXT_CANDIDATE_LIMIT = 64;
/** Immutable server-derived boundary; callers never choose an adapter namespace. */
export interface OperatorMemoryScope {
readonly tenantId: string;
readonly ownerId: string;
readonly sessionId: string;
}
export interface OperatorMemoryConfig {
/** Adapter injection is deployment/lifecycle configuration, never caller input. */
readonly adapter: MemoryAdapter;
/** Configured agent identity; it is metadata rather than a storage key default. */
readonly instanceId: string;
/** Configured storage partition; callers cannot select a namespace. */
readonly namespace: string;
readonly maxStartupContext?: number;
redact(content: string): string;
}
export interface OperatorMemoryResult extends InsightSearchResult {
provenance: { instanceId: string; namespace: string; source: string };
}
export interface OperatorMemoryPlugin {
capture(
scope: OperatorMemoryScope,
input: { content: string; source: string; category: string },
): Promise<Insight>;
search(
scope: OperatorMemoryScope,
query: string,
limit?: number,
): Promise<OperatorMemoryResult[]>;
recent(scope: OperatorMemoryScope, limit?: number): Promise<OperatorMemoryResult[]>;
stats(scope: OperatorMemoryScope): Promise<{ namespace: string; resultCount: number }>;
startupContext(scope: OperatorMemoryScope): Promise<OperatorMemoryResult[]>;
}
function scopedUserId(scope: OperatorMemoryScope, namespace: string): string {
const normalizedScope = normalizeScope(scope);
// JSON tuple encoding avoids delimiter collisions between independently scoped IDs.
return JSON.stringify([
namespace,
normalizedScope.tenantId,
normalizedScope.ownerId,
normalizedScope.sessionId,
]);
}
function normalizeScope(scope: OperatorMemoryScope): OperatorMemoryScope {
if (typeof scope !== 'object' || scope === null) {
throw new Error('Operator memory scope is required');
}
return Object.freeze({
tenantId: requiredScopeId(scope.tenantId, 'tenant ID'),
ownerId: requiredScopeId(scope.ownerId, 'owner ID'),
sessionId: requiredScopeId(scope.sessionId, 'session ID'),
});
}
function requiredScopeId(value: unknown, field: string): string {
if (typeof value !== 'string' || value.trim().length === 0) {
throw new Error(`Operator memory ${field} is required`);
}
return value.trim();
}
function compareStartupContext(left: OperatorMemoryResult, right: OperatorMemoryResult): number {
return (
startupSourcePriority(left.provenance.source) - startupSourcePriority(right.provenance.source)
);
}
function startupSourcePriority(source: string): number {
if (source === 'project') return 0;
if (source === 'flat-file') return 1;
return 2;
}
function normalizeConfig(config: OperatorMemoryConfig): OperatorMemoryConfig {
const instanceId = config.instanceId.trim();
const namespace = config.namespace.trim();
const maxStartupContext = config.maxStartupContext ?? 8;
if (instanceId.length === 0 || namespace.length === 0) {
throw new Error('Operator memory instance ID and namespace must be configured');
}
if (!Number.isSafeInteger(maxStartupContext) || maxStartupContext < 1) {
throw new Error('Operator memory startup context limit must be a positive integer');
}
return Object.freeze({ ...config, instanceId, namespace, maxStartupContext });
}
/** Creates a leaf-package, replaceable memory adapter facade. */
export function createOperatorMemoryPlugin(config: OperatorMemoryConfig): OperatorMemoryPlugin {
const pluginConfig = normalizeConfig(config);
const mapResult = (result: InsightSearchResult): OperatorMemoryResult => ({
...result,
provenance: {
instanceId: pluginConfig.instanceId,
namespace: pluginConfig.namespace,
source: String(result.metadata?.['source'] ?? 'retrieval'),
},
});
const search = async (
scope: OperatorMemoryScope,
query: string,
limit = 10,
): Promise<OperatorMemoryResult[]> =>
(
await pluginConfig.adapter.searchInsights(
scopedUserId(scope, pluginConfig.namespace),
query,
{
limit,
},
)
).map(mapResult);
return {
async capture(scope, input) {
return pluginConfig.adapter.storeInsight({
userId: scopedUserId(scope, pluginConfig.namespace),
content: pluginConfig.redact(input.content),
source: input.source,
category: input.category,
relevanceScore: 1,
metadata: {
namespace: pluginConfig.namespace,
instanceId: pluginConfig.instanceId,
source: input.source,
},
});
},
search,
async recent(scope, limit = 10) {
return search(scope, '*', limit);
},
async stats(scope) {
return {
namespace: pluginConfig.namespace,
resultCount: (await search(scope, '*', 100)).length,
};
},
async startupContext(scope) {
const maxStartupContext = pluginConfig.maxStartupContext ?? 8;
// Prioritize authoritative sources within a bounded candidate window.
const candidateLimit = Math.max(maxStartupContext, STARTUP_CONTEXT_CANDIDATE_LIMIT);
const context = await search(scope, '*', candidateLimit);
return [...context].sort(compareStartupContext).slice(0, maxStartupContext);
},
};
}
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import { eq, and, type Db, preferences } from '@mosaicstack/db';
export type Preference = typeof preferences.$inferSelect;
export type NewPreference = typeof preferences.$inferInsert;
export function createPreferencesRepo(db: Db) {
return {
async findByUser(userId: string): Promise<Preference[]> {
return db.select().from(preferences).where(eq(preferences.userId, userId));
},
async findByUserAndKey(userId: string, key: string): Promise<Preference | undefined> {
const rows = await db
.select()
.from(preferences)
.where(and(eq(preferences.userId, userId), eq(preferences.key, key)));
return rows[0];
},
async findByUserAndCategory(
userId: string,
category: Preference['category'],
): Promise<Preference[]> {
return db
.select()
.from(preferences)
.where(and(eq(preferences.userId, userId), eq(preferences.category, category)));
},
async upsert(data: NewPreference): Promise<Preference> {
const existing = await db
.select()
.from(preferences)
.where(and(eq(preferences.userId, data.userId), eq(preferences.key, data.key)));
if (existing[0]) {
const rows = await db
.update(preferences)
.set({ value: data.value, category: data.category, updatedAt: new Date() })
.where(eq(preferences.id, existing[0].id))
.returning();
return rows[0]!;
}
const rows = await db.insert(preferences).values(data).returning();
return rows[0]!;
},
async remove(userId: string, key: string): Promise<boolean> {
const rows = await db
.delete(preferences)
.where(and(eq(preferences.userId, userId), eq(preferences.key, key)))
.returning();
return rows.length > 0;
},
};
}
export type PreferencesRepo = ReturnType<typeof createPreferencesRepo>;
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export type { EmbeddingProvider, VectorSearchResult } from './vector-store.js';
import type { EmbeddingProvider } from './vector-store.js';
import type { StorageAdapter } from '@mosaicstack/storage';
/* ------------------------------------------------------------------ */
/* Insight types (adapter-level, decoupled from Drizzle schema) */
/* ------------------------------------------------------------------ */
export interface NewInsight {
userId: string;
content: string;
source: string;
category: string;
relevanceScore: number;
metadata?: Record<string, unknown>;
embedding?: number[];
}
export interface Insight extends NewInsight {
id: string;
createdAt: Date;
updatedAt?: Date;
decayedAt?: Date;
}
export interface InsightSearchResult {
id: string;
content: string;
score: number;
metadata?: Record<string, unknown>;
}
/* ------------------------------------------------------------------ */
/* MemoryAdapter interface */
/* ------------------------------------------------------------------ */
export interface MemoryAdapter {
readonly name: string;
// Preferences
getPreference(userId: string, key: string): Promise<unknown | null>;
setPreference(userId: string, key: string, value: unknown, category?: string): Promise<void>;
deletePreference(userId: string, key: string): Promise<boolean>;
listPreferences(
userId: string,
category?: string,
): Promise<Array<{ key: string; value: unknown; category: string }>>;
// Insights
storeInsight(insight: NewInsight): Promise<Insight>;
getInsight(id: string): Promise<Insight | null>;
/**
* Searches within one scoped user ID. The reserved `*` query returns scoped
* recent/all results rather than performing backend-specific wildcard parsing.
*/
searchInsights(
userId: string,
query: string,
opts?: { limit?: number; embedding?: number[] },
): Promise<InsightSearchResult[]>;
deleteInsight(id: string): Promise<boolean>;
// Embedding
readonly embedder: EmbeddingProvider | null;
// Lifecycle
close(): Promise<void>;
}
/* ------------------------------------------------------------------ */
/* MemoryConfig */
/* ------------------------------------------------------------------ */
export type MemoryConfig =
| { type: 'pgvector'; embedder?: EmbeddingProvider }
| { type: 'sqlite-vec'; embedder?: EmbeddingProvider }
| { type: 'keyword'; storage: StorageAdapter };
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/**
* VectorStore interface — abstraction over pgvector that allows future
* swap to Qdrant, Pinecone, etc.
*/
export interface VectorStore {
/** Store an embedding with an associated document ID. */
store(documentId: string, embedding: number[], metadata?: Record<string, unknown>): Promise<void>;
/** Search for similar embeddings, returning document IDs and distances. */
search(
queryEmbedding: number[],
limit?: number,
filter?: Record<string, unknown>,
): Promise<VectorSearchResult[]>;
/** Delete an embedding by document ID. */
remove(documentId: string): Promise<void>;
}
export interface VectorSearchResult {
documentId: string;
distance: number;
metadata?: Record<string, unknown>;
}
/**
* EmbeddingProvider interface — generates embeddings from text.
* Implemented by the gateway using the configured LLM provider.
*/
export interface EmbeddingProvider {
/** Generate an embedding vector for the given text. */
embed(text: string): Promise<number[]>;
/** Generate embeddings for multiple texts in batch. */
embedBatch(texts: string[]): Promise<number[][]>;
/** The dimensionality of the embeddings this provider generates. */
dimensions: number;
}
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{
"extends": "../../tsconfig.base.json",
"compilerOptions": {
"outDir": "dist",
"rootDir": "src"
},
"include": ["src/**/*"],
"exclude": ["node_modules", "dist"]
}
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import { defineConfig } from 'vitest/config';
export default defineConfig({
test: {
globals: true,
environment: 'node',
},
});