From 83789dd12efe82b645445fbb46d98bcb2a003b57 Mon Sep 17 00:00:00 2001 From: nsfisis Date: Sun, 7 Dec 2025 18:03:04 +0900 Subject: feat(client): add delete deck modal with confirmation MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add DeleteDeckModal component that prompts users for confirmation before deleting a deck. Includes warning about permanent deletion and all associated cards. 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Opus 4.5 --- src/client/components/DeleteDeckModal.test.tsx | 266 +++++++++++++++++++++++++ src/client/components/DeleteDeckModal.tsx | 159 +++++++++++++++ 2 files changed, 425 insertions(+) create mode 100644 src/client/components/DeleteDeckModal.test.tsx create mode 100644 src/client/components/DeleteDeckModal.tsx (limited to 'src/client/components') diff --git a/src/client/components/DeleteDeckModal.test.tsx b/src/client/components/DeleteDeckModal.test.tsx new file mode 100644 index 0000000..ad1463d --- /dev/null +++ b/src/client/components/DeleteDeckModal.test.tsx @@ -0,0 +1,266 @@ +/** + * @vitest-environment jsdom + */ +import { cleanup, render, screen, waitFor } from "@testing-library/react"; +import userEvent from "@testing-library/user-event"; +import { afterEach, beforeEach, describe, expect, it, vi } from "vitest"; +import { apiClient } from "../api/client"; + +vi.mock("../api/client", () => ({ + apiClient: { + getAuthHeader: vi.fn(), + }, + ApiClientError: class ApiClientError extends Error { + constructor( + message: string, + public status: number, + public code?: string, + ) { + super(message); + this.name = "ApiClientError"; + } + }, +})); + +// Import after mock is set up +import { DeleteDeckModal } from "./DeleteDeckModal"; + +// Mock fetch globally +const mockFetch = vi.fn(); +global.fetch = mockFetch; + +describe("DeleteDeckModal", () => { + const mockDeck = { + id: "deck-123", + name: "Test Deck", + }; + + const defaultProps = { + isOpen: true, + deck: mockDeck, + onClose: vi.fn(), + onDeckDeleted: vi.fn(), + }; + + beforeEach(() => { + vi.clearAllMocks(); + vi.mocked(apiClient.getAuthHeader).mockReturnValue({ + Authorization: "Bearer access-token", + }); + }); + + afterEach(() => { + cleanup(); + vi.restoreAllMocks(); + }); + + it("does not render when closed", () => { + render(); + + expect(screen.queryByRole("dialog")).toBeNull(); + }); + + it("does not render when deck is null", () => { + render(); + + expect(screen.queryByRole("dialog")).toBeNull(); + }); + + it("renders modal when open with deck", () => { + render(); + + expect(screen.getByRole("dialog")).toBeDefined(); + expect(screen.getByRole("heading", { name: "Delete Deck" })).toBeDefined(); + expect(screen.getByRole("button", { name: "Cancel" })).toBeDefined(); + expect(screen.getByRole("button", { name: "Delete" })).toBeDefined(); + }); + + it("displays confirmation message with deck name", () => { + render(); + + expect(screen.getByText(/Are you sure you want to delete/)).toBeDefined(); + expect(screen.getByText("Test Deck")).toBeDefined(); + }); + + it("displays warning about permanent deletion", () => { + render(); + + expect(screen.getByText(/This action cannot be undone/)).toBeDefined(); + }); + + it("calls onClose when Cancel is clicked", async () => { + const user = userEvent.setup(); + const onClose = vi.fn(); + render(); + + await user.click(screen.getByRole("button", { name: "Cancel" })); + + expect(onClose).toHaveBeenCalledTimes(1); + }); + + it("calls onClose when clicking outside the modal", async () => { + const user = userEvent.setup(); + const onClose = vi.fn(); + render(); + + // Click on the backdrop (the dialog element itself) + const dialog = screen.getByRole("dialog"); + await user.click(dialog); + + expect(onClose).toHaveBeenCalledTimes(1); + }); + + it("does not call onClose when clicking inside the modal content", async () => { + const user = userEvent.setup(); + const onClose = vi.fn(); + render(); + + // Click on an element inside the modal + await user.click(screen.getByText("Test Deck")); + + expect(onClose).not.toHaveBeenCalled(); + }); + + it("deletes deck when Delete is clicked", async () => { + const user = userEvent.setup(); + const onClose = vi.fn(); + const onDeckDeleted = vi.fn(); + + mockFetch.mockResolvedValue({ + ok: true, + json: async () => ({}), + }); + + render( + , + ); + + await user.click(screen.getByRole("button", { name: "Delete" })); + + await waitFor(() => { + expect(mockFetch).toHaveBeenCalledWith("/api/decks/deck-123", { + method: "DELETE", + headers: { + Authorization: "Bearer access-token", + }, + }); + }); + + expect(onDeckDeleted).toHaveBeenCalledTimes(1); + expect(onClose).toHaveBeenCalledTimes(1); + }); + + it("shows loading state during deletion", async () => { + const user = userEvent.setup(); + + mockFetch.mockImplementation(() => new Promise(() => {})); // Never resolves + + render(); + + await user.click(screen.getByRole("button", { name: "Delete" })); + + expect(screen.getByRole("button", { name: "Deleting..." })).toBeDefined(); + expect(screen.getByRole("button", { name: "Deleting..." })).toHaveProperty( + "disabled", + true, + ); + expect(screen.getByRole("button", { name: "Cancel" })).toHaveProperty( + "disabled", + true, + ); + }); + + it("displays API error message", async () => { + const user = userEvent.setup(); + + mockFetch.mockResolvedValue({ + ok: false, + status: 404, + json: async () => ({ error: "Deck not found" }), + }); + + render(); + + await user.click(screen.getByRole("button", { name: "Delete" })); + + await waitFor(() => { + expect(screen.getByRole("alert").textContent).toContain("Deck not found"); + }); + }); + + it("displays generic error on unexpected failure", async () => { + const user = userEvent.setup(); + + mockFetch.mockRejectedValue(new Error("Network error")); + + render(); + + await user.click(screen.getByRole("button", { name: "Delete" })); + + await waitFor(() => { + expect(screen.getByRole("alert").textContent).toContain( + "Failed to delete deck. Please try again.", + ); + }); + }); + + it("displays error when not authenticated", async () => { + const user = userEvent.setup(); + + vi.mocked(apiClient.getAuthHeader).mockReturnValue(undefined); + + render(); + + await user.click(screen.getByRole("button", { name: "Delete" })); + + await waitFor(() => { + expect(screen.getByRole("alert").textContent).toContain( + "Not authenticated", + ); + }); + }); + + it("clears error when modal is closed", async () => { + const user = userEvent.setup(); + const onClose = vi.fn(); + + mockFetch.mockResolvedValue({ + ok: false, + status: 404, + json: async () => ({ error: "Some error" }), + }); + + const { rerender } = render( + , + ); + + // Trigger error + await user.click(screen.getByRole("button", { name: "Delete" })); + await waitFor(() => { + expect(screen.getByRole("alert")).toBeDefined(); + }); + + // Close and reopen the modal + await user.click(screen.getByRole("button", { name: "Cancel" })); + rerender(); + + // Error should be cleared + expect(screen.queryByRole("alert")).toBeNull(); + }); + + it("displays deck name correctly when changed", () => { + const { rerender } = render(); + + expect(screen.getByText("Test Deck")).toBeDefined(); + + const newDeck = { id: "deck-456", name: "Another Deck" }; + rerender(); + + expect(screen.getByText("Another Deck")).toBeDefined(); + }); +}); diff --git a/src/client/components/DeleteDeckModal.tsx b/src/client/components/DeleteDeckModal.tsx new file mode 100644 index 0000000..307451c --- /dev/null +++ b/src/client/components/DeleteDeckModal.tsx @@ -0,0 +1,159 @@ +import { useState } from "react"; +import { ApiClientError, apiClient } from "../api"; + +interface Deck { + id: string; + name: string; +} + +interface DeleteDeckModalProps { + isOpen: boolean; + deck: Deck | null; + onClose: () => void; + onDeckDeleted: () => void; +} + +export function DeleteDeckModal({ + isOpen, + deck, + onClose, + onDeckDeleted, +}: DeleteDeckModalProps) { + const [error, setError] = useState(null); + const [isDeleting, setIsDeleting] = useState(false); + + const handleClose = () => { + setError(null); + onClose(); + }; + + const handleDelete = async () => { + if (!deck) return; + + setError(null); + setIsDeleting(true); + + try { + const authHeader = apiClient.getAuthHeader(); + if (!authHeader) { + throw new ApiClientError("Not authenticated", 401); + } + + const res = await fetch(`/api/decks/${deck.id}`, { + method: "DELETE", + headers: authHeader, + }); + + if (!res.ok) { + const errorBody = await res.json().catch(() => ({})); + throw new ApiClientError( + (errorBody as { error?: string }).error || + `Request failed with status ${res.status}`, + res.status, + ); + } + + onDeckDeleted(); + onClose(); + } catch (err) { + if (err instanceof ApiClientError) { + setError(err.message); + } else { + setError("Failed to delete deck. Please try again."); + } + } finally { + setIsDeleting(false); + } + }; + + if (!isOpen || !deck) { + return null; + } + + return ( +
{ + if (e.target === e.currentTarget) { + handleClose(); + } + }} + onKeyDown={(e) => { + if (e.key === "Escape") { + handleClose(); + } + }} + > +
+

+ Delete Deck +

+ + {error && ( +
+ {error} +
+ )} + +

+ Are you sure you want to delete {deck.name}? +

+

+ This action cannot be undone. All cards in this deck will also be + deleted. +

+ +
+ + +
+
+
+ ); +} -- cgit v1.2.3-70-g09d2