Add full-stack BTC portfolio web app
Multi-user FastAPI + React app with JWT auth, SQLite storage, and CoinGecko price integration. Dockerized with docker-compose. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit is contained in:
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FROM node:18-alpine AS build
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WORKDIR /app
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COPY package.json ./
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RUN npm install
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COPY . .
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ARG REACT_APP_API_URL=http://localhost:8000
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ENV REACT_APP_API_URL=$REACT_APP_API_URL
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RUN npm run build
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FROM node:18-alpine
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RUN npm install -g serve
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WORKDIR /app
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COPY --from=build /app/build ./build
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EXPOSE 3000
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CMD ["serve", "-s", "build", "-l", "3000"]
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{
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"name": "btc-portfolio-frontend",
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"version": "1.0.0",
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"private": true,
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"dependencies": {
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"react": "^18.2.0",
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"react-dom": "^18.2.0",
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"react-router-dom": "^6.22.0",
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"react-scripts": "5.0.1",
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"chart.js": "^4.4.0",
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"react-chartjs-2": "^5.2.0"
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},
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"scripts": {
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"start": "react-scripts start",
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"build": "react-scripts build"
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},
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"browserslist": {
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"production": [">0.2%", "not dead", "not op_mini all"],
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"development": ["last 1 chrome version", "last 1 firefox version", "last 1 safari version"]
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}
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}
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="utf-8" />
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<meta name="viewport" content="width=device-width, initial-scale=1" />
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<title>BTC Portfolio</title>
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<style>
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* { box-sizing: border-box; margin: 0; padding: 0; }
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body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; background: #0f0f0f; color: #e0e0e0; }
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</style>
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</head>
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<body>
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<div id="root"></div>
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</body>
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</html>
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import React from 'react';
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import { BrowserRouter, Routes, Route, Navigate } from 'react-router-dom';
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import Login from './pages/Login';
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import Register from './pages/Register';
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import Dashboard from './pages/Dashboard';
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function PrivateRoute({ children }) {
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return localStorage.getItem('token') ? children : <Navigate to="/login" />;
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}
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export default function App() {
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return (
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<BrowserRouter>
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<Routes>
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<Route path="/login" element={<Login />} />
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<Route path="/register" element={<Register />} />
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<Route path="/" element={<PrivateRoute><Dashboard /></PrivateRoute>} />
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<Route path="*" element={<Navigate to="/" />} />
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</Routes>
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</BrowserRouter>
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);
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}
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import React, { useState } from 'react';
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const API = process.env.REACT_APP_API_URL || 'http://localhost:8000';
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const styles = {
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card: { background: '#1a1a1a', padding: '1.5rem', borderRadius: '12px', border: '1px solid #333', marginBottom: '1.5rem' },
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title: { fontSize: '1.1rem', fontWeight: 700, marginBottom: '1rem', color: '#f7931a' },
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row: { display: 'flex', gap: '0.75rem', flexWrap: 'wrap' },
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input: { flex: 1, minWidth: '140px', padding: '0.65rem', background: '#2a2a2a', border: '1px solid #444', borderRadius: '8px', color: '#e0e0e0', fontSize: '1rem' },
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button: { padding: '0.65rem 1.5rem', background: '#f7931a', color: '#000', border: 'none', borderRadius: '8px', fontWeight: 700, cursor: 'pointer' },
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error: { color: '#ff6b6b', marginTop: '0.5rem', fontSize: '0.9rem' },
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};
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export default function AddPurchase({ onAdded }) {
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const [amountEur, setAmountEur] = useState('');
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const [priceEur, setPriceEur] = useState('');
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const [error, setError] = useState('');
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const handleSubmit = async (e) => {
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e.preventDefault();
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setError('');
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const token = localStorage.getItem('token');
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try {
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const res = await fetch(`${API}/purchases`, {
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method: 'POST',
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headers: {
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'Content-Type': 'application/json',
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Authorization: `Bearer ${token}`,
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},
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body: JSON.stringify({
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amount_eur: parseFloat(amountEur),
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price_eur: parseFloat(priceEur),
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}),
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});
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if (!res.ok) {
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setError('Failed to add purchase');
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return;
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}
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setAmountEur('');
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setPriceEur('');
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onAdded();
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} catch {
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setError('Network error');
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}
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};
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return (
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<div style={styles.card}>
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<div style={styles.title}>Add Purchase</div>
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<form onSubmit={handleSubmit}>
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<div style={styles.row}>
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<input
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style={styles.input}
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type="number"
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step="any"
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placeholder="Amount (EUR)"
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value={amountEur}
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onChange={e => setAmountEur(e.target.value)}
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required
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/>
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<input
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style={styles.input}
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type="number"
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step="any"
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placeholder="BTC Price (EUR)"
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value={priceEur}
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onChange={e => setPriceEur(e.target.value)}
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required
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/>
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<button style={styles.button} type="submit">Add</button>
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</div>
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{error && <div style={styles.error}>{error}</div>}
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</form>
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</div>
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);
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}
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import React, { useRef } from 'react';
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import {
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Chart as ChartJS,
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LineElement,
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PointElement,
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LinearScale,
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CategoryScale,
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Tooltip,
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Legend,
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Filler,
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} from 'chart.js';
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import { Line } from 'react-chartjs-2';
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ChartJS.register(LineElement, PointElement, LinearScale, CategoryScale, Tooltip, Legend, Filler);
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const styles = {
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card: { background: '#1a1a1a', padding: '1.5rem', borderRadius: '12px', border: '1px solid #333', marginBottom: '1.5rem' },
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title: { fontSize: '1.1rem', fontWeight: 700, marginBottom: '1rem', color: '#f7931a' },
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saveBtn: { marginTop: '0.75rem', background: 'none', border: '1px solid #555', color: '#aaa', borderRadius: '6px', padding: '0.4rem 1rem', cursor: 'pointer', fontSize: '0.85rem' },
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};
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export default function PortfolioChart({ purchases, stats }) {
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const chartRef = useRef(null);
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if (!purchases || purchases.length === 0) return null;
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// Build cumulative data points sorted by date
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const sorted = [...purchases].sort((a, b) => new Date(a.created_at) - new Date(b.created_at));
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let cumInvested = 0;
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let cumBtc = 0;
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const labels = [];
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const portfolioValues = [];
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const investedValues = [];
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sorted.forEach((p, i) => {
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cumInvested += p.amount_eur;
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cumBtc += p.amount_eur / p.price_eur;
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const currentVal = cumBtc * (stats?.current_price || p.price_eur);
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labels.push(new Date(p.created_at).toLocaleDateString());
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portfolioValues.push(parseFloat(currentVal.toFixed(2)));
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investedValues.push(parseFloat(cumInvested.toFixed(2)));
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});
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const currentPrice = stats?.current_price || 0;
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const breakEvenLine = labels.map(() => stats?.average_price || 0);
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const data = {
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labels,
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datasets: [
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{
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label: 'Portfolio Value (€)',
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data: portfolioValues,
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borderColor: '#f7931a',
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backgroundColor: 'rgba(247,147,26,0.1)',
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fill: true,
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tension: 0.3,
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},
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{
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label: 'Total Invested (€)',
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data: investedValues,
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borderColor: '#4fc3f7',
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backgroundColor: 'transparent',
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borderDash: [6, 3],
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tension: 0.3,
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},
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],
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};
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const options = {
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responsive: true,
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plugins: {
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legend: { labels: { color: '#aaa' } },
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tooltip: { mode: 'index', intersect: false },
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},
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scales: {
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x: { ticks: { color: '#666' }, grid: { color: '#2a2a2a' } },
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y: { ticks: { color: '#666' }, grid: { color: '#2a2a2a' } },
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},
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};
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const handleSave = () => {
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const chart = chartRef.current;
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if (!chart) return;
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const url = chart.toBase64Image();
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const a = document.createElement('a');
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a.href = url;
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a.download = 'btc-portfolio.png';
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a.click();
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};
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return (
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<div style={styles.card}>
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<div style={styles.title}>Portfolio Chart</div>
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<Line ref={chartRef} data={data} options={options} />
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<br />
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<button style={styles.saveBtn} onClick={handleSave}>Save as PNG</button>
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</div>
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);
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}
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import React from 'react';
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const API = process.env.REACT_APP_API_URL || 'http://localhost:8000';
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const styles = {
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card: { background: '#1a1a1a', padding: '1.5rem', borderRadius: '12px', border: '1px solid #333', marginBottom: '1.5rem' },
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title: { fontSize: '1.1rem', fontWeight: 700, marginBottom: '1rem', color: '#f7931a' },
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table: { width: '100%', borderCollapse: 'collapse' },
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th: { textAlign: 'left', padding: '0.5rem 0.75rem', borderBottom: '1px solid #333', color: '#888', fontSize: '0.85rem' },
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td: { padding: '0.6rem 0.75rem', borderBottom: '1px solid #222', fontSize: '0.95rem' },
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deleteBtn: { background: 'none', border: '1px solid #555', color: '#ff6b6b', borderRadius: '6px', padding: '0.25rem 0.6rem', cursor: 'pointer', fontSize: '0.85rem' },
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empty: { color: '#555', textAlign: 'center', padding: '1rem' },
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};
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export default function PurchaseList({ purchases, onDeleted }) {
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const handleDelete = async (id) => {
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const token = localStorage.getItem('token');
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await fetch(`${API}/purchases/${id}`, {
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method: 'DELETE',
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headers: { Authorization: `Bearer ${token}` },
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});
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onDeleted();
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};
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return (
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<div style={styles.card}>
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<div style={styles.title}>Purchases</div>
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{purchases.length === 0 ? (
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<div style={styles.empty}>No purchases yet.</div>
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) : (
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<table style={styles.table}>
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<thead>
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<tr>
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<th style={styles.th}>Date</th>
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<th style={styles.th}>Amount (€)</th>
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<th style={styles.th}>Price (€/BTC)</th>
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<th style={styles.th}>BTC</th>
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<th style={styles.th}></th>
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</tr>
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</thead>
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<tbody>
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{purchases.map(p => (
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<tr key={p.id}>
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<td style={styles.td}>{new Date(p.created_at).toLocaleDateString()}</td>
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<td style={styles.td}>€{p.amount_eur.toLocaleString()}</td>
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<td style={styles.td}>€{p.price_eur.toLocaleString()}</td>
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<td style={styles.td}>{(p.amount_eur / p.price_eur).toFixed(6)}</td>
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<td style={styles.td}>
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<button style={styles.deleteBtn} onClick={() => handleDelete(p.id)}>Delete</button>
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</td>
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</tr>
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))}
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</tbody>
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</table>
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)}
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</div>
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);
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}
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import React from 'react';
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import ReactDOM from 'react-dom/client';
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import App from './App';
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const root = ReactDOM.createRoot(document.getElementById('root'));
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root.render(<App />);
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import React, { useState, useEffect, useCallback } from 'react';
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import { useNavigate } from 'react-router-dom';
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import AddPurchase from '../components/AddPurchase';
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import PurchaseList from '../components/PurchaseList';
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import PortfolioChart from '../components/PortfolioChart';
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const API = process.env.REACT_APP_API_URL || 'http://localhost:8000';
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const styles = {
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app: { maxWidth: '900px', margin: '0 auto', padding: '1.5rem' },
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header: { display: 'flex', justifyContent: 'space-between', alignItems: 'center', marginBottom: '1.5rem' },
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logo: { fontSize: '1.4rem', fontWeight: 700, color: '#f7931a' },
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logoutBtn: { background: 'none', border: '1px solid #555', color: '#aaa', borderRadius: '8px', padding: '0.4rem 1rem', cursor: 'pointer' },
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statsGrid: { display: 'grid', gridTemplateColumns: 'repeat(auto-fit, minmax(150px, 1fr))', gap: '1rem', marginBottom: '1.5rem' },
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statCard: { background: '#1a1a1a', padding: '1rem', borderRadius: '12px', border: '1px solid #333' },
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statLabel: { color: '#888', fontSize: '0.8rem', marginBottom: '0.3rem' },
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statValue: { fontSize: '1.2rem', fontWeight: 700 },
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positive: { color: '#6bff8e' },
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negative: { color: '#ff6b6b' },
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neutral: { color: '#f7931a' },
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};
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function StatCard({ label, value, highlight }) {
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return (
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<div style={styles.statCard}>
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<div style={styles.statLabel}>{label}</div>
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<div style={{ ...styles.statValue, ...(highlight ? styles[highlight] : {}) }}>{value}</div>
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</div>
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);
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}
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export default function Dashboard() {
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const [stats, setStats] = useState(null);
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const [purchases, setPurchases] = useState([]);
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const navigate = useNavigate();
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const authHeaders = () => ({
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Authorization: `Bearer ${localStorage.getItem('token')}`,
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});
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const fetchData = useCallback(async () => {
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try {
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const [statsRes, purchasesRes] = await Promise.all([
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fetch(`${API}/stats`, { headers: authHeaders() }),
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fetch(`${API}/purchases`, { headers: authHeaders() }),
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]);
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if (statsRes.status === 401) {
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localStorage.removeItem('token');
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navigate('/login');
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return;
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}
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setStats(await statsRes.json());
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setPurchases(await purchasesRes.json());
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} catch {
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// silently fail — network may be unavailable
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}
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}, [navigate]);
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useEffect(() => {
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fetchData();
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}, [fetchData]);
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const handleLogout = () => {
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localStorage.removeItem('token');
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navigate('/login');
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};
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const plHighlight = stats
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? stats.profit_loss >= 0 ? 'positive' : 'negative'
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: 'neutral';
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return (
|
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<div style={styles.app}>
|
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<div style={styles.header}>
|
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<div style={styles.logo}>₿ BTC Portfolio</div>
|
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<button style={styles.logoutBtn} onClick={handleLogout}>Logout</button>
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</div>
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{stats && (
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<div style={styles.statsGrid}>
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<StatCard label="Total Invested" value={`€${stats.total_invested.toLocaleString()}`} />
|
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<StatCard label="Total BTC" value={`₿${stats.total_btc}`} highlight="neutral" />
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<StatCard label="Avg Buy Price" value={`€${stats.average_price.toLocaleString()}`} />
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<StatCard label="Current BTC Price" value={`€${stats.current_price.toLocaleString()}`} />
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<StatCard label="Portfolio Value" value={`€${stats.portfolio_value.toLocaleString()}`} />
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<StatCard
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label="Profit / Loss"
|
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value={`${stats.profit_loss >= 0 ? '+' : ''}€${stats.profit_loss.toLocaleString()}`}
|
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highlight={plHighlight}
|
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/>
|
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</div>
|
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)}
|
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|
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<PortfolioChart purchases={purchases} stats={stats} />
|
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<AddPurchase onAdded={fetchData} />
|
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<PurchaseList purchases={purchases} onDeleted={fetchData} />
|
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</div>
|
||||
);
|
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}
|
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@@ -0,0 +1,58 @@
|
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import React, { useState } from 'react';
|
||||
import { useNavigate, Link } from 'react-router-dom';
|
||||
|
||||
const API = process.env.REACT_APP_API_URL || 'http://localhost:8000';
|
||||
|
||||
const styles = {
|
||||
container: { display: 'flex', justifyContent: 'center', alignItems: 'center', minHeight: '100vh' },
|
||||
card: { background: '#1a1a1a', padding: '2rem', borderRadius: '12px', width: '360px', border: '1px solid #333' },
|
||||
title: { fontSize: '1.5rem', fontWeight: 700, marginBottom: '1.5rem', color: '#f7931a' },
|
||||
input: { width: '100%', padding: '0.75rem', marginBottom: '1rem', background: '#2a2a2a', border: '1px solid #444', borderRadius: '8px', color: '#e0e0e0', fontSize: '1rem' },
|
||||
button: { width: '100%', padding: '0.75rem', background: '#f7931a', color: '#000', border: 'none', borderRadius: '8px', fontWeight: 700, fontSize: '1rem', cursor: 'pointer' },
|
||||
error: { color: '#ff6b6b', marginBottom: '1rem', fontSize: '0.9rem' },
|
||||
link: { display: 'block', textAlign: 'center', marginTop: '1rem', color: '#888', textDecoration: 'none' },
|
||||
};
|
||||
|
||||
export default function Login() {
|
||||
const [username, setUsername] = useState('');
|
||||
const [password, setPassword] = useState('');
|
||||
const [error, setError] = useState('');
|
||||
const navigate = useNavigate();
|
||||
|
||||
const handleSubmit = async (e) => {
|
||||
e.preventDefault();
|
||||
setError('');
|
||||
try {
|
||||
const res = await fetch(`${API}/login`, {
|
||||
method: 'POST',
|
||||
headers: { 'Content-Type': 'application/json' },
|
||||
body: JSON.stringify({ username, password }),
|
||||
});
|
||||
if (!res.ok) {
|
||||
const data = await res.json();
|
||||
setError(data.detail || 'Login failed');
|
||||
return;
|
||||
}
|
||||
const data = await res.json();
|
||||
localStorage.setItem('token', data.access_token);
|
||||
navigate('/');
|
||||
} catch {
|
||||
setError('Network error');
|
||||
}
|
||||
};
|
||||
|
||||
return (
|
||||
<div style={styles.container}>
|
||||
<div style={styles.card}>
|
||||
<div style={styles.title}>₿ BTC Portfolio</div>
|
||||
<form onSubmit={handleSubmit}>
|
||||
{error && <div style={styles.error}>{error}</div>}
|
||||
<input style={styles.input} placeholder="Username" value={username} onChange={e => setUsername(e.target.value)} required />
|
||||
<input style={styles.input} type="password" placeholder="Password" value={password} onChange={e => setPassword(e.target.value)} required />
|
||||
<button style={styles.button} type="submit">Login</button>
|
||||
</form>
|
||||
<Link style={styles.link} to="/register">No account? Register</Link>
|
||||
</div>
|
||||
</div>
|
||||
);
|
||||
}
|
||||
@@ -0,0 +1,61 @@
|
||||
import React, { useState } from 'react';
|
||||
import { useNavigate, Link } from 'react-router-dom';
|
||||
|
||||
const API = process.env.REACT_APP_API_URL || 'http://localhost:8000';
|
||||
|
||||
const styles = {
|
||||
container: { display: 'flex', justifyContent: 'center', alignItems: 'center', minHeight: '100vh' },
|
||||
card: { background: '#1a1a1a', padding: '2rem', borderRadius: '12px', width: '360px', border: '1px solid #333' },
|
||||
title: { fontSize: '1.5rem', fontWeight: 700, marginBottom: '1.5rem', color: '#f7931a' },
|
||||
input: { width: '100%', padding: '0.75rem', marginBottom: '1rem', background: '#2a2a2a', border: '1px solid #444', borderRadius: '8px', color: '#e0e0e0', fontSize: '1rem' },
|
||||
button: { width: '100%', padding: '0.75rem', background: '#f7931a', color: '#000', border: 'none', borderRadius: '8px', fontWeight: 700, fontSize: '1rem', cursor: 'pointer' },
|
||||
error: { color: '#ff6b6b', marginBottom: '1rem', fontSize: '0.9rem' },
|
||||
success: { color: '#6bff8e', marginBottom: '1rem', fontSize: '0.9rem' },
|
||||
link: { display: 'block', textAlign: 'center', marginTop: '1rem', color: '#888', textDecoration: 'none' },
|
||||
};
|
||||
|
||||
export default function Register() {
|
||||
const [username, setUsername] = useState('');
|
||||
const [password, setPassword] = useState('');
|
||||
const [error, setError] = useState('');
|
||||
const [success, setSuccess] = useState('');
|
||||
const navigate = useNavigate();
|
||||
|
||||
const handleSubmit = async (e) => {
|
||||
e.preventDefault();
|
||||
setError('');
|
||||
setSuccess('');
|
||||
try {
|
||||
const res = await fetch(`${API}/register`, {
|
||||
method: 'POST',
|
||||
headers: { 'Content-Type': 'application/json' },
|
||||
body: JSON.stringify({ username, password }),
|
||||
});
|
||||
if (!res.ok) {
|
||||
const data = await res.json();
|
||||
setError(data.detail || 'Registration failed');
|
||||
return;
|
||||
}
|
||||
setSuccess('Account created! Redirecting...');
|
||||
setTimeout(() => navigate('/login'), 1500);
|
||||
} catch {
|
||||
setError('Network error');
|
||||
}
|
||||
};
|
||||
|
||||
return (
|
||||
<div style={styles.container}>
|
||||
<div style={styles.card}>
|
||||
<div style={styles.title}>₿ Create Account</div>
|
||||
<form onSubmit={handleSubmit}>
|
||||
{error && <div style={styles.error}>{error}</div>}
|
||||
{success && <div style={styles.success}>{success}</div>}
|
||||
<input style={styles.input} placeholder="Username" value={username} onChange={e => setUsername(e.target.value)} required />
|
||||
<input style={styles.input} type="password" placeholder="Password" value={password} onChange={e => setPassword(e.target.value)} required />
|
||||
<button style={styles.button} type="submit">Register</button>
|
||||
</form>
|
||||
<Link style={styles.link} to="/login">Already have an account? Login</Link>
|
||||
</div>
|
||||
</div>
|
||||
);
|
||||
}
|
||||
Reference in New Issue
Block a user