From 3ba71500bc2d60a00ca81b9439305029670f4d52 Mon Sep 17 00:00:00 2001 From: Adam Mathes Date: Fri, 13 Feb 2026 06:55:21 -0800 Subject: Implement Frontend Feed Items View with tests --- frontend/src/components/FeedItems.css | 60 +++++++++++++++++++++++++++ frontend/src/components/FeedItems.test.tsx | 52 +++++++++++++++++++++++ frontend/src/components/FeedItems.tsx | 66 ++++++++++++++++++++++++++++++ frontend/src/components/FeedList.test.tsx | 26 ++++++++++-- frontend/src/components/FeedList.tsx | 5 ++- 5 files changed, 203 insertions(+), 6 deletions(-) create mode 100644 frontend/src/components/FeedItems.css create mode 100644 frontend/src/components/FeedItems.test.tsx create mode 100644 frontend/src/components/FeedItems.tsx (limited to 'frontend/src/components') diff --git a/frontend/src/components/FeedItems.css b/frontend/src/components/FeedItems.css new file mode 100644 index 0000000..a057a40 --- /dev/null +++ b/frontend/src/components/FeedItems.css @@ -0,0 +1,60 @@ +.feed-items { + padding: 1rem; +} + +.feed-items h2 { + margin-top: 0; + border-bottom: 2px solid #eee; + padding-bottom: 0.5rem; +} + +.item-list { + list-style: none; + padding: 0; +} + +.item { + border-bottom: 1px solid #f0f0f0; + padding: 1rem 0; +} + +.item.read .item-title { + color: #888; + font-weight: normal; +} + +.item.unread .item-title { + font-weight: bold; +} + +.item-title { + font-size: 1.2rem; + text-decoration: none; + color: #333; + display: block; + margin-bottom: 0.5rem; +} + +.item-title:hover { + text-decoration: underline; + color: #007bff; +} + +.item-meta { + font-size: 0.85rem; + color: #666; + margin-bottom: 0.5rem; +} + +.item-description { + color: #444; + line-height: 1.5; + font-size: 0.95rem; +} + +.item-description img { + max-width: 100%; + height: auto; + display: block; + margin: 1rem 0; +} \ No newline at end of file diff --git a/frontend/src/components/FeedItems.test.tsx b/frontend/src/components/FeedItems.test.tsx new file mode 100644 index 0000000..9c271c4 --- /dev/null +++ b/frontend/src/components/FeedItems.test.tsx @@ -0,0 +1,52 @@ +import React from 'react'; +import '@testing-library/jest-dom'; +import { render, screen, waitFor } from '@testing-library/react'; +import { MemoryRouter, Route, Routes } from 'react-router-dom'; +import { describe, it, expect, vi, beforeEach } from 'vitest'; +import FeedItems from './FeedItems'; + +describe('FeedItems Component', () => { + beforeEach(() => { + vi.resetAllMocks(); + global.fetch = vi.fn(); + }); + + it('renders loading state', () => { + (global.fetch as any).mockImplementation(() => new Promise(() => { })); + render( + + + } /> + + + ); + expect(screen.getByText(/loading items/i)).toBeInTheDocument(); + }); + + it('renders items for a feed', async () => { + const mockItems = [ + { _id: 101, title: 'Item One', url: 'http://example.com/1', publish_date: '2023-01-01', read: false }, + { _id: 102, title: 'Item Two', url: 'http://example.com/2', publish_date: '2023-01-02', read: true }, + ]; + + (global.fetch as any).mockResolvedValueOnce({ + ok: true, + json: async () => mockItems, + }); + + render( + + + } /> + + + ); + + await waitFor(() => { + expect(screen.getByText('Item One')).toBeInTheDocument(); + expect(screen.getByText('Item Two')).toBeInTheDocument(); + }); + + expect(global.fetch).toHaveBeenCalledWith('/api/stream?feed_id=1'); + }); +}); diff --git a/frontend/src/components/FeedItems.tsx b/frontend/src/components/FeedItems.tsx new file mode 100644 index 0000000..048bed7 --- /dev/null +++ b/frontend/src/components/FeedItems.tsx @@ -0,0 +1,66 @@ +import { useEffect, useState } from 'react'; +import { useParams } from 'react-router-dom'; +import type { Item } from '../types'; +import './FeedItems.css'; + +export default function FeedItems() { + const { feedId } = useParams<{ feedId: string }>(); + const [items, setItems] = useState([]); + const [loading, setLoading] = useState(true); + const [error, setError] = useState(''); + + useEffect(() => { + setLoading(true); + setError(''); + + const url = feedId + ? `/api/stream?feed_id=${feedId}` + : '/api/stream'; // Default or "all" view? For now let's assume we need a feedId or handle "all" logic later + + fetch(url) + .then((res) => { + if (!res.ok) { + throw new Error('Failed to fetch items'); + } + return res.json(); + }) + .then((data) => { + setItems(data); + setLoading(false); + }) + .catch((err) => { + setError(err.message); + setLoading(false); + }); + }, [feedId]); + + if (loading) return
Loading items...
; + if (error) return
Error: {error}
; + + return ( +
+

Items

+ {/* TODO: Add Feed Title here if possible, maybe pass from location state or fetch feed details */} + {items.length === 0 ? ( +

No items found.

+ ) : ( +
    + {items.map((item) => ( +
  • + + {item.title || '(No Title)'} + +
    + {new Date(item.publish_date).toLocaleDateString()} + {item.feed_title && - {item.feed_title}} +
    + {item.description && ( +
    + )} +
    • + ))} +
+ )} +
+ ); +} diff --git a/frontend/src/components/FeedList.test.tsx b/frontend/src/components/FeedList.test.tsx index 578e3c2..92ff345 100644 --- a/frontend/src/components/FeedList.test.tsx +++ b/frontend/src/components/FeedList.test.tsx @@ -4,6 +4,8 @@ import { render, screen, waitFor } from '@testing-library/react'; import { describe, it, expect, vi, beforeEach } from 'vitest'; import FeedList from './FeedList'; +import { BrowserRouter } from 'react-router-dom'; + describe('FeedList Component', () => { beforeEach(() => { vi.resetAllMocks(); @@ -12,7 +14,11 @@ describe('FeedList Component', () => { it('renders loading state initially', () => { (global.fetch as any).mockImplementation(() => new Promise(() => { })); - render(); + render( + + + + ); expect(screen.getByText(/loading feeds/i)).toBeInTheDocument(); }); @@ -27,7 +33,11 @@ describe('FeedList Component', () => { json: async () => mockFeeds, }); - render(); + render( + + + + ); await waitFor(() => { expect(screen.getByText('Feed One')).toBeInTheDocument(); @@ -39,7 +49,11 @@ describe('FeedList Component', () => { it('handles fetch error', async () => { (global.fetch as any).mockRejectedValueOnce(new Error('API Error')); - render(); + render( + + + + ); await waitFor(() => { expect(screen.getByText(/error: api error/i)).toBeInTheDocument(); @@ -52,7 +66,11 @@ describe('FeedList Component', () => { json: async () => [], }); - render(); + render( + + + + ); await waitFor(() => { expect(screen.getByText(/no feeds found/i)).toBeInTheDocument(); diff --git a/frontend/src/components/FeedList.tsx b/frontend/src/components/FeedList.tsx index fb7c1de..f913293 100644 --- a/frontend/src/components/FeedList.tsx +++ b/frontend/src/components/FeedList.tsx @@ -1,4 +1,5 @@ import { useEffect, useState } from 'react'; +import { Link } from 'react-router-dom'; import type { Feed } from '../types'; import './FeedList.css'; @@ -37,9 +38,9 @@ export default function FeedList() {