mirror of
https://github.com/meta-llama/llama-stack.git
synced 2025-12-17 22:39:47 +00:00
feat: Adding session manager to UI using local storage
Signed-off-by: Francisco Javier Arceo <farceo@redhat.com>
This commit is contained in:
Francisco Javier Arceo
parent
eb07a0f86a
commit
e7be568d7e
4 changed files with 1558 additions and 78 deletions
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@ -161,10 +161,12 @@ export const ChatMessage: React.FC<ChatMessageProps> = ({
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const isUser = role === "user";
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const formattedTime = createdAt?.toLocaleTimeString("en-US", {
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hour: "2-digit",
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minute: "2-digit",
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});
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const formattedTime = createdAt
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? new Date(createdAt).toLocaleTimeString("en-US", {
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hour: "2-digit",
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minute: "2-digit",
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})
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: undefined;
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if (isUser) {
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return (
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@ -185,7 +187,7 @@ export const ChatMessage: React.FC<ChatMessageProps> = ({
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{showTimeStamp && createdAt ? (
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<time
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dateTime={createdAt.toISOString()}
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dateTime={new Date(createdAt).toISOString()}
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className={cn(
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"mt-1 block px-1 text-xs opacity-50",
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animation !== "none" && "duration-500 animate-in fade-in-0"
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@ -220,7 +222,7 @@ export const ChatMessage: React.FC<ChatMessageProps> = ({
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{showTimeStamp && createdAt ? (
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<time
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dateTime={createdAt.toISOString()}
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dateTime={new Date(createdAt).toISOString()}
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className={cn(
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"mt-1 block px-1 text-xs opacity-50",
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animation !== "none" && "duration-500 animate-in fade-in-0"
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@ -262,7 +264,7 @@ export const ChatMessage: React.FC<ChatMessageProps> = ({
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{showTimeStamp && createdAt ? (
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<time
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dateTime={createdAt.toISOString()}
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dateTime={new Date(createdAt).toISOString()}
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className={cn(
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"mt-1 block px-1 text-xs opacity-50",
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animation !== "none" && "duration-500 animate-in fade-in-0"
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@ -0,0 +1,940 @@
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import React from "react";
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import {
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render,
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screen,
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fireEvent,
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waitFor,
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act,
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} from "@testing-library/react";
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import "@testing-library/jest-dom";
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import { SessionManager, SessionUtils } from "./session-manager";
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import type { Message } from "@/components/chat-playground/chat-message";
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interface ChatSession {
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id: string;
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name: string;
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messages: Message[];
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selectedModel: string;
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selectedVectorDb: string;
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systemMessage: string;
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createdAt: number;
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updatedAt: number;
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}
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const mockOnSessionChange = jest.fn();
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const mockOnNewSession = jest.fn();
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const localStorageMock = {
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getItem: jest.fn(),
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setItem: jest.fn(),
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removeItem: jest.fn(),
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clear: jest.fn(),
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};
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Object.defineProperty(window, "localStorage", {
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value: localStorageMock,
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writable: true,
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});
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// Mock crypto.randomUUID for test environment
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let uuidCounter = 0;
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Object.defineProperty(globalThis, "crypto", {
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value: {
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randomUUID: jest.fn(() => `test-uuid-${++uuidCounter}`),
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},
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writable: true,
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});
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describe("SessionManager", () => {
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const mockSession: ChatSession = {
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id: "session_123",
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name: "Test Session",
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messages: [
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{
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id: "msg_1",
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role: "user",
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content: "Hello",
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timestamp: Date.now(),
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},
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],
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selectedModel: "test-model",
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selectedVectorDb: "test-vector-db",
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systemMessage: "You are a helpful assistant.",
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createdAt: 1710000000,
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updatedAt: 1710001000,
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};
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const mockSessions: ChatSession[] = [
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mockSession,
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{
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id: "session_456",
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name: "Another Session",
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messages: [],
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selectedModel: "another-model",
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selectedVectorDb: "another-vector-db",
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systemMessage: "You are another assistant.",
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createdAt: 1710002000,
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updatedAt: 1710003000,
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},
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];
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beforeEach(() => {
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jest.clearAllMocks();
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localStorageMock.getItem.mockReturnValue(null);
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localStorageMock.setItem.mockImplementation(() => {});
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uuidCounter = 0; // Reset UUID counter for consistent test behavior
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});
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describe("Component Rendering", () => {
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test("renders session selector with placeholder when no session selected", async () => {
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await act(async () => {
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render(
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<SessionManager
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currentSession={null}
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onSessionChange={mockOnSessionChange}
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onNewSession={mockOnNewSession}
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/>
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);
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});
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expect(screen.getByText("Select Session")).toBeInTheDocument();
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expect(screen.getByRole("button", { name: /New/ })).toBeInTheDocument();
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});
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test("renders current session name when session is selected", async () => {
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localStorageMock.getItem.mockImplementation(key => {
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if (key === "chat-playground-sessions") {
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return JSON.stringify(mockSessions);
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}
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return null;
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});
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await act(async () => {
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render(
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<SessionManager
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currentSession={mockSession}
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onSessionChange={mockOnSessionChange}
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onNewSession={mockOnNewSession}
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/>
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);
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});
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await waitFor(() => {
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expect(screen.getByText("Test Session")).toBeInTheDocument();
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});
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});
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test("shows session info when multiple sessions exist", async () => {
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localStorageMock.getItem.mockImplementation(key => {
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if (key === "chat-playground-sessions") {
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return JSON.stringify(mockSessions);
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}
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return null;
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});
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await act(async () => {
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render(
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<SessionManager
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currentSession={mockSession}
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onSessionChange={mockOnSessionChange}
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onNewSession={mockOnNewSession}
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/>
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);
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});
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await waitFor(() => {
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expect(screen.getByText(/2 sessions/)).toBeInTheDocument();
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expect(screen.getByText(/Current: Test Session/)).toBeInTheDocument();
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expect(screen.getByText(/1 messages/)).toBeInTheDocument();
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});
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});
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});
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describe("Session Creation", () => {
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test("shows create form when New button is clicked", async () => {
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await act(async () => {
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render(
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<SessionManager
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currentSession={mockSession}
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onSessionChange={mockOnSessionChange}
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onNewSession={mockOnNewSession}
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/>
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);
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});
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const newButton = screen.getByRole("button", { name: /New/ });
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fireEvent.click(newButton);
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expect(screen.getByText("Create New Session")).toBeInTheDocument();
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expect(
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screen.getByPlaceholderText("Session name (optional)")
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).toBeInTheDocument();
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expect(
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screen.getByRole("button", { name: "Create" })
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).toBeInTheDocument();
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expect(
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screen.getByRole("button", { name: "Cancel" })
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).toBeInTheDocument();
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});
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test("creates session with custom name", async () => {
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await act(async () => {
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render(
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<SessionManager
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currentSession={mockSession}
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onSessionChange={mockOnSessionChange}
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onNewSession={mockOnNewSession}
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/>
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);
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});
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const newButton = screen.getByRole("button", { name: /New/ });
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fireEvent.click(newButton);
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const nameInput = screen.getByPlaceholderText("Session name (optional)");
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fireEvent.change(nameInput, { target: { value: "Custom Session" } });
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const createButton = screen.getByRole("button", { name: "Create" });
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fireEvent.click(createButton);
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expect(localStorageMock.setItem).toHaveBeenCalledWith(
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"chat-playground-sessions",
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expect.stringContaining("Custom Session")
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);
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expect(mockOnSessionChange).toHaveBeenCalled();
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});
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test("creates session with default name when no name provided", async () => {
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localStorageMock.getItem.mockImplementation(key => {
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if (key === "chat-playground-sessions") {
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return JSON.stringify(mockSessions);
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}
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return null;
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});
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await act(async () => {
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render(
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<SessionManager
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currentSession={mockSession}
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onSessionChange={mockOnSessionChange}
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onNewSession={mockOnNewSession}
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/>
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);
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});
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const newButton = screen.getByRole("button", { name: /New/ });
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fireEvent.click(newButton);
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const createButton = screen.getByRole("button", { name: "Create" });
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fireEvent.click(createButton);
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expect(localStorageMock.setItem).toHaveBeenCalledWith(
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"chat-playground-sessions",
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expect.stringContaining("Session 3")
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);
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});
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test("cancels session creation", async () => {
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await act(async () => {
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render(
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<SessionManager
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currentSession={null}
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onSessionChange={mockOnSessionChange}
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onNewSession={mockOnNewSession}
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/>
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);
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});
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const newButton = screen.getByRole("button", { name: /New/ });
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fireEvent.click(newButton);
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const nameInput = screen.getByPlaceholderText("Session name (optional)");
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fireEvent.change(nameInput, { target: { value: "Test Input" } });
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localStorageMock.setItem.mockClear();
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const cancelButton = screen.getByRole("button", { name: "Cancel" });
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fireEvent.click(cancelButton);
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expect(screen.queryByText("Create New Session")).not.toBeInTheDocument();
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expect(localStorageMock.setItem).not.toHaveBeenCalled();
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});
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test("creates session on Enter key press", async () => {
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await act(async () => {
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render(
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<SessionManager
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currentSession={mockSession}
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onSessionChange={mockOnSessionChange}
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onNewSession={mockOnNewSession}
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/>
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);
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});
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const newButton = screen.getByRole("button", { name: /New/ });
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fireEvent.click(newButton);
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const nameInput = screen.getByPlaceholderText("Session name (optional)");
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fireEvent.change(nameInput, { target: { value: "Enter Session" } });
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fireEvent.keyDown(nameInput, { key: "Enter" });
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expect(localStorageMock.setItem).toHaveBeenCalledWith(
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"chat-playground-sessions",
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expect.stringContaining("Enter Session")
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);
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});
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test("cancels session creation on Escape key press", async () => {
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await act(async () => {
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render(
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<SessionManager
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currentSession={mockSession}
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onSessionChange={mockOnSessionChange}
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onNewSession={mockOnNewSession}
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/>
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);
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});
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const newButton = screen.getByRole("button", { name: /New/ });
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fireEvent.click(newButton);
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const nameInput = screen.getByPlaceholderText("Session name (optional)");
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fireEvent.keyDown(nameInput, { key: "Escape" });
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expect(screen.queryByText("Create New Session")).not.toBeInTheDocument();
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});
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});
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describe("Session Switching", () => {
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test("switches to selected session", async () => {
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localStorageMock.getItem.mockImplementation(key => {
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if (key === "chat-playground-sessions") {
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return JSON.stringify(mockSessions);
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}
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return null;
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});
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await act(async () => {
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render(
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<SessionManager
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currentSession={mockSession}
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onSessionChange={mockOnSessionChange}
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onNewSession={mockOnNewSession}
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/>
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);
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});
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await waitFor(() => {
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expect(screen.getByText("Test Session")).toBeInTheDocument();
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});
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const selectTrigger = screen.getByRole("combobox");
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fireEvent.click(selectTrigger);
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await waitFor(() => {
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const anotherSessionOption = screen.getByText("Another Session");
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fireEvent.click(anotherSessionOption);
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});
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expect(localStorageMock.setItem).toHaveBeenCalledWith(
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"chat-playground-current-session",
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"session_456"
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);
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expect(mockOnSessionChange).toHaveBeenCalledWith(
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expect.objectContaining({
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id: "session_456",
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name: "Another Session",
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})
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);
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});
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});
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describe("LocalStorage Integration", () => {
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test("loads sessions from localStorage on mount", async () => {
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localStorageMock.getItem.mockImplementation(key => {
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if (key === "chat-playground-sessions") {
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return JSON.stringify(mockSessions);
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}
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return null;
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});
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await act(async () => {
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render(
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<SessionManager
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currentSession={mockSession}
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onSessionChange={mockOnSessionChange}
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onNewSession={mockOnNewSession}
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/>
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);
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});
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await waitFor(() => {
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expect(localStorageMock.getItem).toHaveBeenCalledWith(
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"chat-playground-sessions"
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);
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});
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});
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test("handles corrupted localStorage data gracefully", async () => {
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localStorageMock.getItem.mockReturnValue("invalid json");
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const consoleSpy = jest.spyOn(console, "error").mockImplementation();
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await act(async () => {
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render(
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<SessionManager
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currentSession={mockSession}
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onSessionChange={mockOnSessionChange}
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onNewSession={mockOnNewSession}
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/>
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);
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});
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expect(consoleSpy).toHaveBeenCalledWith(
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"Error parsing JSON:",
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expect.any(Error)
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);
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consoleSpy.mockRestore();
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});
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test("updates localStorage when current session changes", async () => {
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const updatedSession = {
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...mockSession,
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messages: [
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...mockSession.messages,
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{
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id: "msg_2",
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role: "assistant" as const,
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content: "Hello back!",
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timestamp: Date.now(),
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},
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],
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updatedAt: Date.now(),
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};
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localStorageMock.getItem.mockImplementation(key => {
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if (key === "chat-playground-sessions") {
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return JSON.stringify([mockSession]);
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}
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return null;
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});
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const { rerender } = render(
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<SessionManager
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currentSession={mockSession}
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onSessionChange={mockOnSessionChange}
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onNewSession={mockOnNewSession}
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/>
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);
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await act(async () => {
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rerender(
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<SessionManager
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currentSession={updatedSession}
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onSessionChange={mockOnSessionChange}
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onNewSession={mockOnNewSession}
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/>
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);
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});
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await waitFor(() => {
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expect(localStorageMock.setItem).toHaveBeenCalledWith(
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"chat-playground-sessions",
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expect.stringContaining(updatedSession.id)
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);
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});
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});
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});
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describe("Session Deletion", () => {
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test("shows delete button only when multiple sessions exist", async () => {
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localStorageMock.getItem.mockImplementation(key => {
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if (key === "chat-playground-sessions") {
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return JSON.stringify([mockSession]);
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}
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return null;
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});
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await act(async () => {
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render(
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<SessionManager
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currentSession={mockSession}
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onSessionChange={mockOnSessionChange}
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onNewSession={mockOnNewSession}
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/>
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);
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});
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expect(
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screen.queryByTitle("Delete current session")
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).not.toBeInTheDocument();
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localStorageMock.getItem.mockImplementation(key => {
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if (key === "chat-playground-sessions") {
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return JSON.stringify(mockSessions);
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}
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return null;
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});
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const { rerender } = render(
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<SessionManager
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currentSession={mockSession}
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onSessionChange={mockOnSessionChange}
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onNewSession={mockOnNewSession}
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/>
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);
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await act(async () => {
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rerender(
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<SessionManager
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currentSession={mockSession}
|
||||
onSessionChange={mockOnSessionChange}
|
||||
onNewSession={mockOnNewSession}
|
||||
/>
|
||||
);
|
||||
});
|
||||
|
||||
await waitFor(() => {
|
||||
expect(screen.getByTitle("Delete current session")).toBeInTheDocument();
|
||||
});
|
||||
});
|
||||
|
||||
test("deletes current session after confirmation", async () => {
|
||||
window.confirm = jest.fn().mockReturnValue(true);
|
||||
|
||||
localStorageMock.getItem.mockImplementation(key => {
|
||||
if (key === "chat-playground-sessions") {
|
||||
return JSON.stringify(mockSessions);
|
||||
}
|
||||
return null;
|
||||
});
|
||||
|
||||
await act(async () => {
|
||||
render(
|
||||
<SessionManager
|
||||
currentSession={mockSession}
|
||||
onSessionChange={mockOnSessionChange}
|
||||
onNewSession={mockOnNewSession}
|
||||
/>
|
||||
);
|
||||
});
|
||||
|
||||
await waitFor(() => {
|
||||
expect(screen.getByTitle("Delete current session")).toBeInTheDocument();
|
||||
});
|
||||
|
||||
const deleteButton = screen.getByTitle("Delete current session");
|
||||
fireEvent.click(deleteButton);
|
||||
|
||||
expect(window.confirm).toHaveBeenCalledWith(
|
||||
"Are you sure you want to delete this session? This action cannot be undone."
|
||||
);
|
||||
expect(mockOnSessionChange).toHaveBeenCalled();
|
||||
});
|
||||
|
||||
test("cancels deletion when user rejects confirmation", async () => {
|
||||
window.confirm = jest.fn().mockReturnValue(false);
|
||||
|
||||
localStorageMock.getItem.mockImplementation(key => {
|
||||
if (key === "chat-playground-sessions") {
|
||||
return JSON.stringify(mockSessions);
|
||||
}
|
||||
return null;
|
||||
});
|
||||
|
||||
await act(async () => {
|
||||
render(
|
||||
<SessionManager
|
||||
currentSession={mockSession}
|
||||
onSessionChange={mockOnSessionChange}
|
||||
onNewSession={mockOnNewSession}
|
||||
/>
|
||||
);
|
||||
});
|
||||
|
||||
await waitFor(() => {
|
||||
expect(screen.getByTitle("Delete current session")).toBeInTheDocument();
|
||||
});
|
||||
|
||||
const deleteButton = screen.getByTitle("Delete current session");
|
||||
fireEvent.click(deleteButton);
|
||||
|
||||
expect(window.confirm).toHaveBeenCalled();
|
||||
expect(mockOnSessionChange).not.toHaveBeenCalled();
|
||||
});
|
||||
|
||||
test("prevents deletion of the last remaining session", async () => {
|
||||
const singleSession = [mockSession];
|
||||
|
||||
localStorageMock.getItem.mockImplementation(key => {
|
||||
if (key === "chat-playground-sessions") {
|
||||
return JSON.stringify(singleSession);
|
||||
}
|
||||
return null;
|
||||
});
|
||||
|
||||
await act(async () => {
|
||||
render(
|
||||
<SessionManager
|
||||
currentSession={mockSession}
|
||||
onSessionChange={mockOnSessionChange}
|
||||
onNewSession={mockOnNewSession}
|
||||
/>
|
||||
);
|
||||
});
|
||||
|
||||
expect(
|
||||
screen.queryByTitle("Delete current session")
|
||||
).not.toBeInTheDocument();
|
||||
});
|
||||
});
|
||||
|
||||
describe("Error Handling", () => {
|
||||
test("component renders without crashing when localStorage is unavailable", async () => {
|
||||
await act(async () => {
|
||||
render(
|
||||
<SessionManager
|
||||
currentSession={mockSession}
|
||||
onSessionChange={mockOnSessionChange}
|
||||
onNewSession={mockOnNewSession}
|
||||
/>
|
||||
);
|
||||
});
|
||||
|
||||
expect(screen.getByRole("button", { name: /New/ })).toBeInTheDocument();
|
||||
expect(screen.getByText("Test Session")).toBeInTheDocument();
|
||||
});
|
||||
});
|
||||
});
|
||||
|
||||
describe("SessionUtils", () => {
|
||||
const mockSession: ChatSession = {
|
||||
id: "utils_session_123",
|
||||
name: "Utils Test Session",
|
||||
messages: [],
|
||||
selectedModel: "utils-model",
|
||||
selectedVectorDb: "utils-vector-db",
|
||||
systemMessage: "You are a utils assistant.",
|
||||
createdAt: 1710000000,
|
||||
updatedAt: 1710001000,
|
||||
};
|
||||
|
||||
const mockSessions = [mockSession];
|
||||
|
||||
beforeEach(() => {
|
||||
jest.clearAllMocks();
|
||||
localStorageMock.getItem.mockReturnValue(null);
|
||||
localStorageMock.setItem.mockImplementation(() => {});
|
||||
});
|
||||
|
||||
describe("loadCurrentSession", () => {
|
||||
test("returns null when no current session ID stored", () => {
|
||||
const result = SessionUtils.loadCurrentSession();
|
||||
expect(result).toBeNull();
|
||||
});
|
||||
|
||||
test("returns null when no sessions stored", () => {
|
||||
localStorageMock.getItem.mockImplementation(key => {
|
||||
if (key === "chat-playground-current-session") {
|
||||
return "session_123";
|
||||
}
|
||||
return null;
|
||||
});
|
||||
|
||||
const result = SessionUtils.loadCurrentSession();
|
||||
expect(result).toBeNull();
|
||||
});
|
||||
|
||||
test("returns current session when found", () => {
|
||||
localStorageMock.getItem.mockImplementation(key => {
|
||||
if (key === "chat-playground-current-session") {
|
||||
return "utils_session_123";
|
||||
}
|
||||
if (key === "chat-playground-sessions") {
|
||||
return JSON.stringify(mockSessions);
|
||||
}
|
||||
return null;
|
||||
});
|
||||
|
||||
const result = SessionUtils.loadCurrentSession();
|
||||
expect(result).toEqual(mockSession);
|
||||
});
|
||||
|
||||
test("returns null when current session ID not found in sessions", () => {
|
||||
localStorageMock.getItem.mockImplementation(key => {
|
||||
if (key === "chat-playground-current-session") {
|
||||
return "nonexistent_session";
|
||||
}
|
||||
if (key === "chat-playground-sessions") {
|
||||
return JSON.stringify(mockSessions);
|
||||
}
|
||||
return null;
|
||||
});
|
||||
|
||||
const result = SessionUtils.loadCurrentSession();
|
||||
expect(result).toBeNull();
|
||||
});
|
||||
|
||||
test("handles corrupted sessions data gracefully", () => {
|
||||
localStorageMock.getItem.mockImplementation(key => {
|
||||
if (key === "chat-playground-current-session") {
|
||||
return "session_123";
|
||||
}
|
||||
if (key === "chat-playground-sessions") {
|
||||
return "invalid json";
|
||||
}
|
||||
return null;
|
||||
});
|
||||
|
||||
const consoleSpy = jest.spyOn(console, "error").mockImplementation();
|
||||
const result = SessionUtils.loadCurrentSession();
|
||||
|
||||
expect(result).toBeNull();
|
||||
expect(consoleSpy).toHaveBeenCalledWith(
|
||||
"Error parsing JSON:",
|
||||
expect.any(Error)
|
||||
);
|
||||
|
||||
consoleSpy.mockRestore();
|
||||
});
|
||||
});
|
||||
|
||||
describe("saveCurrentSession", () => {
|
||||
test("saves new session to localStorage", () => {
|
||||
localStorageMock.setItem.mockClear();
|
||||
|
||||
SessionUtils.saveCurrentSession(mockSession);
|
||||
|
||||
expect(localStorageMock.setItem).toHaveBeenCalledWith(
|
||||
"chat-playground-sessions",
|
||||
expect.stringContaining(mockSession.id)
|
||||
);
|
||||
expect(localStorageMock.setItem).toHaveBeenCalledWith(
|
||||
"chat-playground-current-session",
|
||||
mockSession.id
|
||||
);
|
||||
});
|
||||
|
||||
test("updates existing session in localStorage", () => {
|
||||
localStorageMock.setItem.mockClear();
|
||||
localStorageMock.getItem.mockImplementation(key => {
|
||||
if (key === "chat-playground-sessions") {
|
||||
return JSON.stringify(mockSessions);
|
||||
}
|
||||
return null;
|
||||
});
|
||||
|
||||
const updatedSession = {
|
||||
...mockSession,
|
||||
name: "Updated Session Name",
|
||||
messages: [
|
||||
{
|
||||
id: "msg_1",
|
||||
role: "user" as const,
|
||||
content: "Test message",
|
||||
timestamp: Date.now(),
|
||||
},
|
||||
],
|
||||
};
|
||||
|
||||
SessionUtils.saveCurrentSession(updatedSession);
|
||||
|
||||
expect(localStorageMock.setItem).toHaveBeenCalledWith(
|
||||
"chat-playground-sessions",
|
||||
expect.stringContaining("Updated Session Name")
|
||||
);
|
||||
expect(localStorageMock.setItem).toHaveBeenCalledWith(
|
||||
"chat-playground-current-session",
|
||||
updatedSession.id
|
||||
);
|
||||
});
|
||||
|
||||
test("handles corrupted sessions data gracefully", () => {
|
||||
localStorageMock.setItem.mockClear();
|
||||
localStorageMock.getItem.mockReturnValue("invalid json");
|
||||
const consoleSpy = jest.spyOn(console, "error").mockImplementation();
|
||||
|
||||
SessionUtils.saveCurrentSession(mockSession);
|
||||
|
||||
expect(consoleSpy).toHaveBeenCalledWith(
|
||||
"Error parsing JSON:",
|
||||
expect.any(Error)
|
||||
);
|
||||
expect(localStorageMock.setItem).toHaveBeenCalledWith(
|
||||
"chat-playground-sessions",
|
||||
expect.stringContaining(mockSession.id)
|
||||
);
|
||||
|
||||
consoleSpy.mockRestore();
|
||||
});
|
||||
|
||||
test("updates timestamps correctly", () => {
|
||||
localStorageMock.setItem.mockClear();
|
||||
const originalNow = Date.now;
|
||||
const mockTime = 1710005000;
|
||||
Date.now = jest.fn(() => mockTime);
|
||||
|
||||
SessionUtils.saveCurrentSession(mockSession);
|
||||
|
||||
const savedSessionsCall = localStorageMock.setItem.mock.calls.find(
|
||||
call => call[0] === "chat-playground-sessions"
|
||||
);
|
||||
const savedSessions = JSON.parse(savedSessionsCall[1]);
|
||||
|
||||
expect(savedSessions[0].updatedAt).toBe(mockTime);
|
||||
|
||||
Date.now = originalNow;
|
||||
});
|
||||
});
|
||||
|
||||
describe("createDefaultSession", () => {
|
||||
test("creates default session with default values", () => {
|
||||
const result = SessionUtils.createDefaultSession();
|
||||
|
||||
expect(result).toEqual(
|
||||
expect.objectContaining({
|
||||
name: "Default Session",
|
||||
messages: [],
|
||||
selectedModel: "",
|
||||
selectedVectorDb: "",
|
||||
systemMessage: "You are a helpful assistant.",
|
||||
})
|
||||
);
|
||||
expect(result.id).toBeTruthy();
|
||||
expect(result.createdAt).toBeTruthy();
|
||||
expect(result.updatedAt).toBeTruthy();
|
||||
});
|
||||
|
||||
test("creates default session with inherited model", () => {
|
||||
const result = SessionUtils.createDefaultSession("inherited-model");
|
||||
|
||||
expect(result.selectedModel).toBe("inherited-model");
|
||||
expect(result.selectedVectorDb).toBe("");
|
||||
});
|
||||
|
||||
test("creates default session with inherited model and vector db", () => {
|
||||
const result = SessionUtils.createDefaultSession(
|
||||
"inherited-model",
|
||||
"inherited-vector-db"
|
||||
);
|
||||
|
||||
expect(result.selectedModel).toBe("inherited-model");
|
||||
expect(result.selectedVectorDb).toBe("inherited-vector-db");
|
||||
});
|
||||
|
||||
test("creates unique session IDs", () => {
|
||||
const originalNow = Date.now;
|
||||
let mockTime = 1710005000;
|
||||
Date.now = jest.fn(() => ++mockTime);
|
||||
|
||||
const session1 = SessionUtils.createDefaultSession();
|
||||
const session2 = SessionUtils.createDefaultSession();
|
||||
|
||||
expect(session1.id).not.toBe(session2.id);
|
||||
|
||||
Date.now = originalNow;
|
||||
});
|
||||
|
||||
test("sets creation and update timestamps", () => {
|
||||
const result = SessionUtils.createDefaultSession();
|
||||
|
||||
expect(result.createdAt).toBeTruthy();
|
||||
expect(result.updatedAt).toBeTruthy();
|
||||
expect(typeof result.createdAt).toBe("number");
|
||||
expect(typeof result.updatedAt).toBe("number");
|
||||
});
|
||||
});
|
||||
|
||||
describe("deleteSession", () => {
|
||||
test("deletes session and returns deleted session info", () => {
|
||||
localStorageMock.setItem.mockClear();
|
||||
localStorageMock.getItem.mockImplementation(key => {
|
||||
if (key === "chat-playground-sessions") {
|
||||
return JSON.stringify(mockSessions);
|
||||
}
|
||||
if (key === "chat-playground-current-session") {
|
||||
return "utils_session_123";
|
||||
}
|
||||
return null;
|
||||
});
|
||||
|
||||
const result = SessionUtils.deleteSession("utils_session_123");
|
||||
|
||||
expect(result.deletedSession).toEqual(mockSession);
|
||||
expect(result.remainingSessions).toHaveLength(0);
|
||||
expect(localStorageMock.setItem).toHaveBeenCalledWith(
|
||||
"chat-playground-sessions",
|
||||
"[]"
|
||||
);
|
||||
});
|
||||
|
||||
test("removes current session key when deleting current session", () => {
|
||||
localStorageMock.getItem.mockImplementation(key => {
|
||||
if (key === "chat-playground-sessions") {
|
||||
return JSON.stringify(mockSessions);
|
||||
}
|
||||
if (key === "chat-playground-current-session") {
|
||||
return "utils_session_123";
|
||||
}
|
||||
return null;
|
||||
});
|
||||
|
||||
SessionUtils.deleteSession("utils_session_123");
|
||||
|
||||
expect(localStorageMock.removeItem).toHaveBeenCalledWith(
|
||||
"chat-playground-current-session"
|
||||
);
|
||||
});
|
||||
|
||||
test("does not remove current session key when deleting different session", () => {
|
||||
localStorageMock.getItem.mockImplementation(key => {
|
||||
if (key === "chat-playground-sessions") {
|
||||
return JSON.stringify([
|
||||
mockSession,
|
||||
{ ...mockSession, id: "other_session" },
|
||||
]);
|
||||
}
|
||||
if (key === "chat-playground-current-session") {
|
||||
return "utils_session_123";
|
||||
}
|
||||
return null;
|
||||
});
|
||||
|
||||
SessionUtils.deleteSession("other_session");
|
||||
|
||||
expect(localStorageMock.removeItem).not.toHaveBeenCalledWith(
|
||||
"chat-playground-current-session"
|
||||
);
|
||||
});
|
||||
|
||||
test("returns null for non-existent session", () => {
|
||||
localStorageMock.getItem.mockImplementation(key => {
|
||||
if (key === "chat-playground-sessions") {
|
||||
return JSON.stringify(mockSessions);
|
||||
}
|
||||
return null;
|
||||
});
|
||||
|
||||
const result = SessionUtils.deleteSession("non_existent");
|
||||
|
||||
expect(result.deletedSession).toBeNull();
|
||||
expect(result.remainingSessions).toEqual(mockSessions);
|
||||
});
|
||||
|
||||
test("handles corrupted sessions data gracefully", () => {
|
||||
localStorageMock.getItem.mockReturnValue("invalid json");
|
||||
const consoleSpy = jest.spyOn(console, "error").mockImplementation();
|
||||
|
||||
const result = SessionUtils.deleteSession("any_session");
|
||||
|
||||
expect(result.deletedSession).toBeNull();
|
||||
expect(result.remainingSessions).toEqual([]);
|
||||
expect(consoleSpy).toHaveBeenCalledWith(
|
||||
"Error parsing JSON:",
|
||||
expect.any(Error)
|
||||
);
|
||||
|
||||
consoleSpy.mockRestore();
|
||||
});
|
||||
});
|
||||
});
|
||||
341
llama_stack/ui/components/chat-playground/session-manager.tsx
Normal file
341
llama_stack/ui/components/chat-playground/session-manager.tsx
Normal file
|
|
@ -0,0 +1,341 @@
|
|||
"use client";
|
||||
|
||||
import { useState, useEffect } from "react";
|
||||
import { Button } from "@/components/ui/button";
|
||||
import {
|
||||
Select,
|
||||
SelectContent,
|
||||
SelectItem,
|
||||
SelectTrigger,
|
||||
SelectValue,
|
||||
} from "@/components/ui/select";
|
||||
import { Input } from "@/components/ui/input";
|
||||
import { Card } from "@/components/ui/card";
|
||||
import { Trash2 } from "lucide-react";
|
||||
import type { Message } from "@/components/chat-playground/chat-message";
|
||||
|
||||
interface ChatSession {
|
||||
id: string;
|
||||
name: string;
|
||||
messages: Message[];
|
||||
selectedModel: string;
|
||||
selectedVectorDb: string;
|
||||
systemMessage: string;
|
||||
createdAt: number;
|
||||
updatedAt: number;
|
||||
}
|
||||
|
||||
interface SessionManagerProps {
|
||||
currentSession: ChatSession | null;
|
||||
onSessionChange: (session: ChatSession) => void;
|
||||
onNewSession: () => void;
|
||||
}
|
||||
|
||||
const SESSIONS_STORAGE_KEY = "chat-playground-sessions";
|
||||
const CURRENT_SESSION_KEY = "chat-playground-current-session";
|
||||
|
||||
// ensures this only happens client side
|
||||
const safeLocalStorage = {
|
||||
getItem: (key: string): string | null => {
|
||||
if (typeof window === "undefined") return null;
|
||||
try {
|
||||
return localStorage.getItem(key);
|
||||
} catch (err) {
|
||||
console.error("Error accessing localStorage:", err);
|
||||
return null;
|
||||
}
|
||||
},
|
||||
setItem: (key: string, value: string): void => {
|
||||
if (typeof window === "undefined") return;
|
||||
try {
|
||||
localStorage.setItem(key, value);
|
||||
} catch (err) {
|
||||
console.error("Error writing to localStorage:", err);
|
||||
}
|
||||
},
|
||||
removeItem: (key: string): void => {
|
||||
if (typeof window === "undefined") return;
|
||||
try {
|
||||
localStorage.removeItem(key);
|
||||
} catch (err) {
|
||||
console.error("Error removing from localStorage:", err);
|
||||
}
|
||||
},
|
||||
};
|
||||
|
||||
function safeJsonParse<T>(jsonString: string | null, fallback: T): T {
|
||||
if (!jsonString) return fallback;
|
||||
try {
|
||||
return JSON.parse(jsonString) as T;
|
||||
} catch (err) {
|
||||
console.error("Error parsing JSON:", err);
|
||||
return fallback;
|
||||
}
|
||||
}
|
||||
|
||||
const generateSessionId = (): string => {
|
||||
return globalThis.crypto.randomUUID();
|
||||
};
|
||||
|
||||
export function SessionManager({
|
||||
currentSession,
|
||||
onSessionChange,
|
||||
}: SessionManagerProps) {
|
||||
const [sessions, setSessions] = useState<ChatSession[]>([]);
|
||||
const [showCreateForm, setShowCreateForm] = useState(false);
|
||||
const [newSessionName, setNewSessionName] = useState("");
|
||||
|
||||
useEffect(() => {
|
||||
const savedSessions = safeLocalStorage.getItem(SESSIONS_STORAGE_KEY);
|
||||
const sessions = safeJsonParse<ChatSession[]>(savedSessions, []);
|
||||
setSessions(sessions);
|
||||
}, []);
|
||||
|
||||
const saveSessions = (updatedSessions: ChatSession[]) => {
|
||||
setSessions(updatedSessions);
|
||||
safeLocalStorage.setItem(
|
||||
SESSIONS_STORAGE_KEY,
|
||||
JSON.stringify(updatedSessions)
|
||||
);
|
||||
};
|
||||
|
||||
const createNewSession = () => {
|
||||
const sessionName =
|
||||
newSessionName.trim() || `Session ${sessions.length + 1}`;
|
||||
const newSession: ChatSession = {
|
||||
id: generateSessionId(),
|
||||
name: sessionName,
|
||||
messages: [],
|
||||
selectedModel: currentSession?.selectedModel || "",
|
||||
selectedVectorDb: currentSession?.selectedVectorDb || "",
|
||||
systemMessage:
|
||||
currentSession?.systemMessage || "You are a helpful assistant.",
|
||||
createdAt: Date.now(),
|
||||
updatedAt: Date.now(),
|
||||
};
|
||||
|
||||
const updatedSessions = [...sessions, newSession];
|
||||
saveSessions(updatedSessions);
|
||||
|
||||
safeLocalStorage.setItem(CURRENT_SESSION_KEY, newSession.id);
|
||||
onSessionChange(newSession);
|
||||
|
||||
setNewSessionName("");
|
||||
setShowCreateForm(false);
|
||||
};
|
||||
|
||||
const switchToSession = (sessionId: string) => {
|
||||
const session = sessions.find(s => s.id === sessionId);
|
||||
if (session) {
|
||||
safeLocalStorage.setItem(CURRENT_SESSION_KEY, sessionId);
|
||||
onSessionChange(session);
|
||||
}
|
||||
};
|
||||
|
||||
const deleteSession = (sessionId: string) => {
|
||||
if (sessions.length <= 1) {
|
||||
return;
|
||||
}
|
||||
|
||||
if (
|
||||
confirm(
|
||||
"Are you sure you want to delete this session? This action cannot be undone."
|
||||
)
|
||||
) {
|
||||
const updatedSessions = sessions.filter(s => s.id !== sessionId);
|
||||
saveSessions(updatedSessions);
|
||||
|
||||
if (currentSession?.id === sessionId) {
|
||||
const newCurrentSession = updatedSessions[0] || null;
|
||||
if (newCurrentSession) {
|
||||
safeLocalStorage.setItem(CURRENT_SESSION_KEY, newCurrentSession.id);
|
||||
onSessionChange(newCurrentSession);
|
||||
} else {
|
||||
safeLocalStorage.removeItem(CURRENT_SESSION_KEY);
|
||||
const defaultSession = SessionUtils.createDefaultSession();
|
||||
saveSessions([defaultSession]);
|
||||
safeLocalStorage.setItem(CURRENT_SESSION_KEY, defaultSession.id);
|
||||
onSessionChange(defaultSession);
|
||||
}
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
useEffect(() => {
|
||||
if (currentSession) {
|
||||
setSessions(prevSessions => {
|
||||
const updatedSessions = prevSessions.map(session =>
|
||||
session.id === currentSession.id ? currentSession : session
|
||||
);
|
||||
|
||||
if (!prevSessions.find(s => s.id === currentSession.id)) {
|
||||
updatedSessions.push(currentSession);
|
||||
}
|
||||
|
||||
safeLocalStorage.setItem(
|
||||
SESSIONS_STORAGE_KEY,
|
||||
JSON.stringify(updatedSessions)
|
||||
);
|
||||
|
||||
return updatedSessions;
|
||||
});
|
||||
}
|
||||
}, [currentSession]);
|
||||
|
||||
return (
|
||||
<div className="relative">
|
||||
<div className="flex items-center gap-2">
|
||||
<Select
|
||||
value={currentSession?.id || ""}
|
||||
onValueChange={switchToSession}
|
||||
>
|
||||
<SelectTrigger className="w-[200px]">
|
||||
<SelectValue placeholder="Select Session" />
|
||||
</SelectTrigger>
|
||||
<SelectContent>
|
||||
{sessions.map(session => (
|
||||
<SelectItem key={session.id} value={session.id}>
|
||||
{session.name}
|
||||
</SelectItem>
|
||||
))}
|
||||
</SelectContent>
|
||||
</Select>
|
||||
|
||||
<Button
|
||||
onClick={() => setShowCreateForm(true)}
|
||||
variant="outline"
|
||||
size="sm"
|
||||
>
|
||||
+ New
|
||||
</Button>
|
||||
|
||||
{currentSession && sessions.length > 1 && (
|
||||
<Button
|
||||
onClick={() => deleteSession(currentSession.id)}
|
||||
variant="outline"
|
||||
size="sm"
|
||||
className="text-destructive hover:text-destructive hover:bg-destructive/10"
|
||||
title="Delete current session"
|
||||
>
|
||||
<Trash2 className="h-3 w-3" />
|
||||
</Button>
|
||||
)}
|
||||
</div>
|
||||
|
||||
{showCreateForm && (
|
||||
<Card className="absolute top-full left-0 mt-2 p-4 space-y-3 w-80 z-50 bg-background border shadow-lg">
|
||||
<h3 className="text-md font-semibold">Create New Session</h3>
|
||||
|
||||
<Input
|
||||
value={newSessionName}
|
||||
onChange={e => setNewSessionName(e.target.value)}
|
||||
placeholder="Session name (optional)"
|
||||
onKeyDown={e => {
|
||||
if (e.key === "Enter") {
|
||||
createNewSession();
|
||||
} else if (e.key === "Escape") {
|
||||
setShowCreateForm(false);
|
||||
setNewSessionName("");
|
||||
}
|
||||
}}
|
||||
/>
|
||||
|
||||
<div className="flex gap-2">
|
||||
<Button onClick={createNewSession} className="flex-1">
|
||||
Create
|
||||
</Button>
|
||||
<Button
|
||||
variant="outline"
|
||||
onClick={() => {
|
||||
setShowCreateForm(false);
|
||||
setNewSessionName("");
|
||||
}}
|
||||
className="flex-1"
|
||||
>
|
||||
Cancel
|
||||
</Button>
|
||||
</div>
|
||||
</Card>
|
||||
)}
|
||||
|
||||
{currentSession && sessions.length > 1 && (
|
||||
<div className="absolute top-full left-0 mt-1 text-xs text-gray-500 whitespace-nowrap">
|
||||
{sessions.length} sessions • Current: {currentSession.name}
|
||||
{currentSession.messages.length > 0 &&
|
||||
` • ${currentSession.messages.length} messages`}
|
||||
</div>
|
||||
)}
|
||||
</div>
|
||||
);
|
||||
}
|
||||
|
||||
export const SessionUtils = {
|
||||
loadCurrentSession: (): ChatSession | null => {
|
||||
const currentSessionId = safeLocalStorage.getItem(CURRENT_SESSION_KEY);
|
||||
const savedSessions = safeLocalStorage.getItem(SESSIONS_STORAGE_KEY);
|
||||
|
||||
if (currentSessionId && savedSessions) {
|
||||
const sessions = safeJsonParse<ChatSession[]>(savedSessions, []);
|
||||
return sessions.find(s => s.id === currentSessionId) || null;
|
||||
}
|
||||
return null;
|
||||
},
|
||||
|
||||
saveCurrentSession: (session: ChatSession) => {
|
||||
const savedSessions = safeLocalStorage.getItem(SESSIONS_STORAGE_KEY);
|
||||
const sessions = safeJsonParse<ChatSession[]>(savedSessions, []);
|
||||
|
||||
const existingIndex = sessions.findIndex(s => s.id === session.id);
|
||||
if (existingIndex >= 0) {
|
||||
sessions[existingIndex] = { ...session, updatedAt: Date.now() };
|
||||
} else {
|
||||
sessions.push({
|
||||
...session,
|
||||
createdAt: Date.now(),
|
||||
updatedAt: Date.now(),
|
||||
});
|
||||
}
|
||||
|
||||
safeLocalStorage.setItem(SESSIONS_STORAGE_KEY, JSON.stringify(sessions));
|
||||
safeLocalStorage.setItem(CURRENT_SESSION_KEY, session.id);
|
||||
},
|
||||
|
||||
createDefaultSession: (
|
||||
inheritModel?: string,
|
||||
inheritVectorDb?: string
|
||||
): ChatSession => ({
|
||||
id: generateSessionId(),
|
||||
name: "Default Session",
|
||||
messages: [],
|
||||
selectedModel: inheritModel || "",
|
||||
selectedVectorDb: inheritVectorDb || "",
|
||||
systemMessage: "You are a helpful assistant.",
|
||||
createdAt: Date.now(),
|
||||
updatedAt: Date.now(),
|
||||
}),
|
||||
|
||||
deleteSession: (
|
||||
sessionId: string
|
||||
): {
|
||||
deletedSession: ChatSession | null;
|
||||
remainingSessions: ChatSession[];
|
||||
} => {
|
||||
const savedSessions = safeLocalStorage.getItem(SESSIONS_STORAGE_KEY);
|
||||
const sessions = safeJsonParse<ChatSession[]>(savedSessions, []);
|
||||
|
||||
const sessionToDelete = sessions.find(s => s.id === sessionId);
|
||||
const remainingSessions = sessions.filter(s => s.id !== sessionId);
|
||||
|
||||
safeLocalStorage.setItem(
|
||||
SESSIONS_STORAGE_KEY,
|
||||
JSON.stringify(remainingSessions)
|
||||
);
|
||||
|
||||
const currentSessionId = safeLocalStorage.getItem(CURRENT_SESSION_KEY);
|
||||
if (currentSessionId === sessionId) {
|
||||
safeLocalStorage.removeItem(CURRENT_SESSION_KEY);
|
||||
}
|
||||
|
||||
return { deletedSession: sessionToDelete || null, remainingSessions };
|
||||
},
|
||||
};
|
||||
Loading…
Add table
Add a link
Reference in a new issue