feat: implement user follow/unfollow functionality and thought retrieval by user
- Added follow and unfollow endpoints for users. - Implemented logic to retrieve thoughts by a specific user. - Updated user error handling to include cases for already following and not following. - Created persistence layer for follow relationships. - Enhanced user and thought schemas to support new features. - Added tests for follow/unfollow endpoints and thought retrieval. - Updated frontend to display thoughts and allow posting new thoughts.
This commit is contained in:
@@ -1,103 +1,158 @@
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import Image from "next/image";
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"use client";
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import { useState, useEffect, FormEvent } from "react";
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interface Thought {
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id: number;
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author_id: number;
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content: string;
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created_at: string;
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}
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export default function Home() {
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return (
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<div className="font-sans grid grid-rows-[20px_1fr_20px] items-center justify-items-center min-h-screen p-8 pb-20 gap-16 sm:p-20">
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<main className="flex flex-col gap-[32px] row-start-2 items-center sm:items-start">
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<Image
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className="dark:invert"
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src="/next.svg"
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alt="Next.js logo"
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width={180}
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height={38}
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priority
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/>
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<ol className="font-mono list-inside list-decimal text-sm/6 text-center sm:text-left">
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<li className="mb-2 tracking-[-.01em]">
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Get started by editing{" "}
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<code className="bg-black/[.05] dark:bg-white/[.06] font-mono font-semibold px-1 py-0.5 rounded">
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app/page.tsx
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</code>
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.
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</li>
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<li className="tracking-[-.01em]">
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Save and see your changes instantly.
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</li>
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</ol>
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// State to store the list of thoughts for the feed
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const [thoughts, setThoughts] = useState<Thought[]>([]);
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// State for the content of the new thought being typed
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const [newThoughtContent, setNewThoughtContent] = useState("");
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// State to manage loading status
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const [isLoading, setIsLoading] = useState(true);
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// State to hold any potential errors during API calls
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const [error, setError] = useState<string | null>(null);
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<div className="flex gap-4 items-center flex-col sm:flex-row">
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<a
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className="rounded-full border border-solid border-transparent transition-colors flex items-center justify-center bg-foreground text-background gap-2 hover:bg-[#383838] dark:hover:bg-[#ccc] font-medium text-sm sm:text-base h-10 sm:h-12 px-4 sm:px-5 sm:w-auto"
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href="https://vercel.com/new?utm_source=create-next-app&utm_medium=appdir-template-tw&utm_campaign=create-next-app"
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target="_blank"
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rel="noopener noreferrer"
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// Function to fetch the feed from the backend API
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const fetchFeed = async () => {
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try {
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setError(null);
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const response = await fetch("http://localhost:8000/api/feed");
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if (!response.ok) {
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throw new Error(`HTTP error! status: ${response.status}`);
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}
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const data = await response.json();
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// The API returns { thoughts: [...] }, so we access the nested array
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setThoughts(data.thoughts || []);
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} catch (e: unknown) {
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console.error("Failed to fetch feed:", e);
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setError(
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"Could not load the feed. The backend might be busy. Please try refreshing."
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);
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} finally {
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setIsLoading(false);
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}
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};
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// useEffect hook to fetch the feed when the component first loads
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useEffect(() => {
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fetchFeed();
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}, []);
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// Handler for submitting the new thought form
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const handleSubmitThought = async (e: FormEvent) => {
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e.preventDefault();
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if (!newThoughtContent.trim()) return; // Prevent empty posts
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try {
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const response = await fetch("http://localhost:8000/api/thoughts", {
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method: "POST",
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headers: {
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"Content-Type": "application/json",
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},
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// We are hardcoding author_id: 1 as we don't have auth yet
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body: JSON.stringify({ content: newThoughtContent, author_id: 1 }),
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});
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if (!response.ok) {
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throw new Error(`HTTP error! status: ${response.status}`);
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}
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// Clear the input box
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setNewThoughtContent("");
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// Refresh the feed to show the new post
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fetchFeed();
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} catch (e: unknown) {
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console.error("Failed to post thought:", e);
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setError("Failed to post your thought. Please try again.");
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}
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};
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return (
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<div className="font-sans bg-gradient-to-br from-sky-200 via-teal-100 to-green-200 min-h-screen text-gray-800">
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<div className="container mx-auto max-w-2xl p-4 sm:p-6">
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{/* Header */}
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<header className="text-center my-6">
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<h1
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className="text-5xl font-bold text-white"
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style={{ textShadow: "2px 2px 4px rgba(0,0,0,0.2)" }}
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>
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<Image
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className="dark:invert"
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src="/vercel.svg"
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alt="Vercel logomark"
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width={20}
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height={20}
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Thoughts
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</h1>
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<p className="text-white/80 mt-2">
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Your space on the decentralized web.
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</p>
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</header>
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{/* New Thought Form */}
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<div className="bg-white/70 backdrop-blur-lg rounded-xl shadow-lg p-5 mb-8">
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<form onSubmit={handleSubmitThought}>
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<textarea
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value={newThoughtContent}
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onChange={(e) => setNewThoughtContent(e.target.value)}
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className="w-full h-24 p-3 rounded-lg border border-gray-300 focus:ring-2 focus:ring-sky-400 focus:outline-none resize-none transition-shadow"
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placeholder="What's on your mind?"
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maxLength={128}
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/>
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Deploy now
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</a>
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<a
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className="rounded-full border border-solid border-black/[.08] dark:border-white/[.145] transition-colors flex items-center justify-center hover:bg-[#f2f2f2] dark:hover:bg-[#1a1a1a] hover:border-transparent font-medium text-sm sm:text-base h-10 sm:h-12 px-4 sm:px-5 w-full sm:w-auto md:w-[158px]"
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href="https://nextjs.org/docs?utm_source=create-next-app&utm_medium=appdir-template-tw&utm_campaign=create-next-app"
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target="_blank"
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rel="noopener noreferrer"
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>
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Read our docs
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</a>
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<div className="flex justify-between items-center mt-3">
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<span className="text-sm text-gray-500">
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{128 - newThoughtContent.length} characters remaining
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</span>
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<button
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type="submit"
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className="px-6 py-2 bg-sky-500 text-white font-semibold rounded-full shadow-md hover:bg-sky-600 active:scale-95 transition-all duration-150 ease-in-out disabled:bg-gray-400"
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disabled={!newThoughtContent.trim()}
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>
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Post
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</button>
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</div>
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</form>
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</div>
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</main>
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<footer className="row-start-3 flex gap-[24px] flex-wrap items-center justify-center">
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<a
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className="flex items-center gap-2 hover:underline hover:underline-offset-4"
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href="https://nextjs.org/learn?utm_source=create-next-app&utm_medium=appdir-template-tw&utm_campaign=create-next-app"
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target="_blank"
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rel="noopener noreferrer"
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>
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<Image
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aria-hidden
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src="/file.svg"
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alt="File icon"
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width={16}
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height={16}
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/>
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Learn
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</a>
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<a
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className="flex items-center gap-2 hover:underline hover:underline-offset-4"
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href="https://vercel.com/templates?framework=next.js&utm_source=create-next-app&utm_medium=appdir-template-tw&utm_campaign=create-next-app"
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target="_blank"
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rel="noopener noreferrer"
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>
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<Image
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aria-hidden
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src="/window.svg"
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alt="Window icon"
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width={16}
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height={16}
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/>
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Examples
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</a>
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<a
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className="flex items-center gap-2 hover:underline hover:underline-offset-4"
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href="https://nextjs.org?utm_source=create-next-app&utm_medium=appdir-template-tw&utm_campaign=create-next-app"
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target="_blank"
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rel="noopener noreferrer"
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>
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<Image
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aria-hidden
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src="/globe.svg"
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alt="Globe icon"
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width={16}
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height={16}
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/>
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Go to nextjs.org →
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</a>
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</footer>
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{/* Feed Section */}
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<main>
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{isLoading ? (
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<p className="text-center text-gray-600">Loading feed...</p>
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) : error ? (
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<div className="bg-red-100 border border-red-400 text-red-700 px-4 py-3 rounded-lg text-center">
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<p>{error}</p>
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</div>
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) : thoughts.length === 0 ? (
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<p className="text-center text-gray-600">
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The feed is empty. Follow some users to see their thoughts!
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</p>
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) : (
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<div className="space-y-4">
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{thoughts.map((thought) => (
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<div
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key={thought.id}
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className="bg-white/80 backdrop-blur-lg rounded-xl shadow-lg p-4 transition-transform hover:scale-[1.02]"
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>
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<div className="flex items-center mb-2">
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<div className="w-10 h-10 rounded-full bg-gradient-to-br from-green-300 to-sky-400 flex items-center justify-center font-bold text-white mr-3">
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{/* Placeholder for avatar */}
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{thought.author_id}
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</div>
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<div>
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<p className="font-bold">User {thought.author_id}</p>
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<p className="text-xs text-gray-500">
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{new Date(thought.created_at).toLocaleString()}
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</p>
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</div>
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</div>
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<p className="text-gray-800 break-words">{thought.content}</p>
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</div>
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))}
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</div>
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)}
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</main>
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</div>
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</div>
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);
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}
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