Initial commit: React frontend (SLP Software) + AIDLC workflow docs

Co-authored-by: Junie <junie@jetbrains.com>
2026-07-20 00:19:44 +02:00
commit e299f1c745
73 changed files with 7275 additions and 0 deletions
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+import { aboutContent } from '../data/content';
+
+export function AboutSection() {
+  return (
+    <section id="over" className="py-[88px]">
+      <div className="mx-auto max-w-[1080px] px-6">
+        <div className="grid grid-cols-1 items-start gap-12 sm:grid-cols-[1.2fr_0.8fr]">
+          <div>
+            <div className="mb-6">
+              <span className="font-mono block text-sm uppercase tracking-wider text-accent">
+                // over
+              </span>
+              <h2 className="font-display mt-3.5 text-3xl font-bold sm:text-4xl">
+                Eén ontwikkelaar, korte lijnen
+              </h2>
+            </div>
+            {aboutContent.paragraphs.map((paragraph) => (
+              <p key={paragraph} className="mb-4 text-muted">
+                {paragraph}
+              </p>
+            ))}
+          </div>
+          <div className="font-mono rounded border border-line bg-surface p-6 text-[0.85rem]">
+            <div className="mb-3.5 text-[0.75rem] uppercase tracking-wider text-accent">
+              tech_stack
+            </div>
+            <ul className="list-none">
+              {aboutContent.techStack.map((item, index) => (
+                <li
+                  key={item.label}
+                  className={`py-1.5 text-muted ${
+                    index < aboutContent.techStack.length - 1 ? 'border-b border-line' : ''
+                  }`}
+                >
+                  <b className="font-medium text-text">{item.label}</b> — {item.value}
+                </li>
+              ))}
+            </ul>
+          </div>
+        </div>
+      </div>
+    </section>
+  );
+}
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+import { contactInfo } from '../data/content';
+
+export function ContactSection() {
+  const mailtoHref = `mailto:${contactInfo.email}?subject=${encodeURIComponent(contactInfo.mailSubject)}`;
+
+  return (
+    <section id="contact" className="pb-[110px]">
+      <div className="mx-auto max-w-[1080px] px-6">
+        <div className="rounded-[20px] border border-accent-line bg-gradient-to-br from-surface-2 to-surface px-10 py-14 text-center">
+          <span className="font-mono block text-sm uppercase tracking-wider text-accent">
+            // contact
+          </span>
+          <h2 className="font-display mt-3.5 text-3xl font-bold sm:text-4xl">
+            {contactInfo.heading}
+          </h2>
+          <p className="mx-auto mb-8 mt-3.5 max-w-[46ch] text-muted">{contactInfo.description}</p>
+          <a
+            href={mailtoHref}
+            className="rounded-lg bg-accent px-6 py-3.5 text-[0.98rem] font-semibold text-[var(--color-accent-contrast)] transition-colors hover:bg-[var(--color-accent-hover)]"
+          >
+            Stuur een bericht
+          </a>
+          <span className="font-mono mt-5 block text-[0.9rem] text-muted">
+            of mail direct naar{' '}
+            <a href={`mailto:${contactInfo.email}`} className="text-accent underline-offset-2 hover:underline">
+              {contactInfo.email}
+            </a>
+          </span>
+        </div>
+      </div>
+    </section>
+  );
+}
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+import { Component } from 'react';
+import type { ErrorInfo, ReactNode } from 'react';
+
+interface ErrorBoundaryProps {
+  children: ReactNode;
+}
+
+interface ErrorBoundaryState {
+  hasError: boolean;
+}
+
+/**
+ * Top-level, on-brand error boundary (NFR Design resilience pattern; SECURITY-09/SECURITY-15).
+ * Shows a generic, themed fallback message — never technical details like stack traces.
+ */
+export class ErrorBoundary extends Component<ErrorBoundaryProps, ErrorBoundaryState> {
+  state: ErrorBoundaryState = { hasError: false };
+
+  static getDerivedStateFromError(): ErrorBoundaryState {
+    return { hasError: true };
+  }
+
+  componentDidCatch(error: Error, info: ErrorInfo): void {
+    console.error('Unexpected application error', error, info);
+  }
+
+  render(): ReactNode {
+    if (this.state.hasError) {
+      return (
+        <div
+          className="theme-red flex min-h-screen items-center justify-center bg-bg px-6 text-center text-text"
+          role="alert"
+          data-testid="error-boundary-fallback"
+        >
+          <p className="font-display text-lg">Er ging iets mis. Probeer de pagina te vernieuwen.</p>
+        </div>
+      );
+    }
+
+    return this.props.children;
+  }
+}
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+export function Footer() {
+  return (
+    <footer className="border-t border-line py-7 text-[0.85rem] text-muted">
+      <div className="mx-auto flex max-w-[1080px] flex-wrap justify-between gap-2.5 px-6">
+        <span>© 2026 SLP Software</span>
+        <span className="font-mono">slp.Bouw(uwIdee);</span>
+      </div>
+    </footer>
+  );
+}
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+import { heroContent } from '../data/content';
+import { handleAnchorClick } from '../utils/scrollToHash';
+
+export function Hero() {
+  return (
+    <header id="top" className="relative overflow-hidden pb-[88px] pt-24">
+      <div className="mx-auto max-w-[1080px] px-6">
+        <span className="font-mono mb-5 block text-sm uppercase tracking-wider text-accent">
+          {heroContent.eyebrow}
+        </span>
+        <h1 className="font-display mb-6 max-w-[15ch] text-4xl font-extrabold leading-tight tracking-tight sm:text-5xl">
+          {heroContent.heading}
+        </h1>
+        <p className="mb-9 max-w-[52ch] text-lg text-muted">{heroContent.lead}</p>
+        <div
+          aria-hidden="true"
+          className="font-mono mb-10 inline-flex max-w-full items-center gap-2 overflow-x-auto whitespace-nowrap rounded border border-line bg-surface px-6 py-4 shadow-lg"
+        >
+          <span>{heroContent.codeLine}</span>
+          <span className="caret" data-testid="hero-caret" />
+        </div>
+        <div className="flex flex-wrap gap-4">
+          <a
+            href="#pakketten"
+            onClick={(event) => handleAnchorClick(event, '#pakketten')}
+            className="rounded-lg bg-accent px-6 py-3.5 text-[0.98rem] font-semibold text-[var(--color-accent-contrast)] transition-transform hover:bg-[var(--color-accent-hover)] active:scale-[0.98]"
+          >
+            Bekijk pakketten
+          </a>
+          <a
+            href="#contact"
+            onClick={(event) => handleAnchorClick(event, '#contact')}
+            className="rounded-lg border border-line px-6 py-3.5 text-[0.98rem] font-semibold text-text transition-colors hover:border-accent-line"
+          >
+            Plan een gesprek
+          </a>
+        </div>
+      </div>
+    </header>
+  );
+}
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+import { navLinks } from '../data/content';
+import { ThemeToggle } from './ThemeToggle';
+import { handleAnchorClick } from '../utils/scrollToHash';
+
+export function Nav() {
+  return (
+    <nav className="sticky top-0 z-50 border-b border-line bg-bg/80 backdrop-blur-md">
+      <div className="mx-auto flex h-16 max-w-[1080px] items-center justify-between px-6">
+        <a
+          href="#top"
+          onClick={(event) => handleAnchorClick(event, '#top')}
+          className="font-mono text-base font-bold tracking-wide text-text"
+        >
+          SLP<span className="text-accent">.</span>Software
+        </a>
+        <ul className="flex items-center gap-7">
+          {navLinks.map((link) =>
+            link.isCta ? (
+              <li key={link.href}>
+                <a
+                  href={link.href}
+                  onClick={(event) => handleAnchorClick(event, link.href)}
+                  className="font-mono rounded-lg border border-accent-line bg-accent-soft px-4 py-2 text-sm font-medium text-text"
+                  data-testid="nav-cta-link"
+                >
+                  {link.label}
+                </a>
+              </li>
+            ) : (
+              <li key={link.href} className="hidden sm:block">
+                <a
+                  href={link.href}
+                  onClick={(event) => handleAnchorClick(event, link.href)}
+                  className="text-sm font-medium text-muted transition-colors hover:text-text"
+                >
+                  {link.label}
+                </a>
+              </li>
+            ),
+          )}
+          <li>
+            <ThemeToggle />
+          </li>
+        </ul>
+      </div>
+    </nav>
+  );
+}
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+import type { PackageCardData } from '../data/content';
+import { handleAnchorClick } from '../utils/scrollToHash';
+
+export function PackageCard({ pkg }: { pkg: PackageCardData }) {
+  return (
+    <div
+      className={`relative flex flex-col rounded border p-8 transition-all hover:-translate-y-1 ${
+        pkg.featured
+          ? 'border-accent-line bg-surface-2'
+          : 'border-line bg-surface hover:border-accent-line'
+      }`}
+      data-testid={`package-card-${pkg.id}`}
+    >
+      {pkg.featured && (
+        <span className="font-mono absolute -top-3 left-7 rounded-full bg-accent px-3 py-1 text-[0.7rem] font-bold uppercase tracking-wide text-[var(--color-accent-contrast)]">
+          Meest gekozen
+        </span>
+      )}
+      <span className="font-mono mb-3.5 text-[0.78rem] text-accent">{pkg.id}</span>
+      <h3 className="mb-2.5 text-xl font-bold">{pkg.title}</h3>
+      <p className="mb-6 text-[0.95rem] text-muted">{pkg.description}</p>
+      <div className="font-mono mb-1 text-3xl font-bold">
+        {pkg.price}
+        <small className="mt-0.5 block text-[0.78rem] font-normal text-muted">{pkg.priceNote}</small>
+      </div>
+      <ul className="my-6 flex-1 list-none">
+        {pkg.features.map((feature) => (
+          <li key={feature} className="relative mb-2.5 pl-6 text-[0.93rem] text-muted">
+            <span className="font-mono absolute left-0 text-accent" aria-hidden="true">
+              →
+            </span>
+            {feature}
+          </li>
+        ))}
+      </ul>
+      <a
+        href="#contact"
+        onClick={(event) => handleAnchorClick(event, '#contact')}
+        className={`rounded-lg px-6 py-3.5 text-center text-[0.98rem] font-semibold ${
+          pkg.featured
+            ? 'bg-accent text-[var(--color-accent-contrast)] hover:bg-[var(--color-accent-hover)]'
+            : 'border border-line text-text hover:border-accent-line'
+        }`}
+      >
+        {pkg.ctaLabel}
+      </a>
+    </div>
+  );
+}
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+import { usePackagesQuery } from '../hooks/usePackagesQuery';
+import { PackageCard } from './PackageCard';
+
+export function PackagesSection() {
+  const { data: packages, isLoading } = usePackagesQuery();
+
+  return (
+    <section
+      id="pakketten"
+      className="bg-gradient-to-b from-transparent via-surface/50 to-transparent py-[88px]"
+    >
+      <div className="mx-auto max-w-[1080px] px-6">
+        <div className="mb-[52px]">
+          <span className="font-mono block text-sm uppercase tracking-wider text-accent">
+            // pakketten
+          </span>
+          <h2 className="font-display mt-3.5 text-3xl font-bold sm:text-4xl">
+            Drie manieren om te starten
+          </h2>
+          <p className="mt-3 max-w-[56ch] text-muted">
+            Van één sterke pagina tot volledig maatwerk met eigen back-end. Elk pakket heeft een
+            vaste scope en een vaste prijs.
+          </p>
+        </div>
+        <div className="grid grid-cols-1 gap-[22px] sm:grid-cols-3" data-testid="packages-grid">
+          {isLoading || !packages
+            ? null
+            : packages.map((pkg) => <PackageCard key={pkg.id} pkg={pkg} />)}
+        </div>
+      </div>
+    </section>
+  );
+}
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+import { processSteps } from '../data/content';
+import { ProcessStep } from './ProcessStep';
+
+export function ProcessSection() {
+  return (
+    <section id="werkwijze" className="py-[88px]">
+      <div className="mx-auto max-w-[1080px] px-6">
+        <div className="mb-[52px]">
+          <span className="font-mono block text-sm uppercase tracking-wider text-accent">
+            // werkwijze
+          </span>
+          <h2 className="font-display mt-3.5 text-3xl font-bold sm:text-4xl">
+            Van idee naar live in drie stappen
+          </h2>
+        </div>
+        <div className="grid grid-cols-1 gap-[22px] sm:grid-cols-3">
+          {processSteps.map((step) => (
+            <ProcessStep key={step.label} step={step} />
+          ))}
+        </div>
+      </div>
+    </section>
+  );
+}
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+import type { ProcessStepData } from '../data/content';
+
+export function ProcessStep({ step }: { step: ProcessStepData }) {
+  return (
+    <div className="border-l-2 border-line py-1 pl-6 transition-colors hover:border-accent">
+      <span className="font-mono mb-2.5 block text-[0.78rem] text-accent">{step.label}</span>
+      <h3 className="mb-2 text-[1.08rem]">{step.title}</h3>
+      <p className="text-[0.93rem] text-muted">{step.description}</p>
+    </div>
+  );
+}
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+import type { ReactNode } from 'react';
+import { Nav } from './Nav';
+import { Footer } from './Footer';
+
+export function RootLayout({ children }: { children: ReactNode }) {
+  return (
+    <div className="font-sans min-h-screen bg-bg text-text">
+      <Nav />
+      {children}
+      <Footer />
+    </div>
+  );
+}
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+import { useTheme } from '../theme/ThemeProvider';
+
+/**
+ * Visible theme switcher (requirements FR-3, Functional Design Q1/Q7).
+ * Rendered as a small icon/swatch button in the nav.
+ */
+export function ThemeToggle() {
+  const { theme, toggleTheme } = useTheme();
+  const isPurple = theme === 'purple';
+
+  return (
+    <button
+      type="button"
+      onClick={toggleTheme}
+      aria-label="Wissel kleurthema"
+      aria-pressed={isPurple}
+      data-testid="theme-toggle-button"
+      className="font-mono flex h-8 w-8 items-center justify-center rounded-full border border-line text-xs font-medium text-text transition-colors hover:border-accent-line"
+    >
+      <span
+        aria-hidden="true"
+        className="block h-4 w-4 rounded-full bg-accent"
+        data-testid="theme-toggle-swatch"
+      />
+    </button>
+  );
+}
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+import { render, screen, fireEvent } from '@testing-library/react';
+import { describe, it, expect, beforeEach } from 'vitest';
+import { Nav } from '../Nav';
+import { ThemeProvider } from '../../theme/ThemeProvider';
+
+function renderNav() {
+  return render(
+    <ThemeProvider>
+      <Nav />
+    </ThemeProvider>,
+  );
+}
+
+describe('Nav', () => {
+  beforeEach(() => {
+    window.localStorage.clear();
+    document.documentElement.className = '';
+  });
+
+  it('renders all nav links including the CTA', () => {
+    renderNav();
+    expect(screen.getByText('Pakketten')).toBeInTheDocument();
+    expect(screen.getByText('Werkwijze')).toBeInTheDocument();
+    expect(screen.getByText('Over')).toBeInTheDocument();
+    expect(screen.getByTestId('nav-cta-link')).toHaveTextContent('Start project');
+  });
+
+  it('renders the theme toggle with a Dutch accessible label', () => {
+    renderNav();
+    expect(screen.getByRole('button', { name: 'Wissel kleurthema' })).toBeInTheDocument();
+  });
+
+  it('toggles the theme when the toggle button is clicked', () => {
+    renderNav();
+    const toggle = screen.getByTestId('theme-toggle-button');
+    expect(toggle).toHaveAttribute('aria-pressed', 'false');
+    fireEvent.click(toggle);
+    expect(toggle).toHaveAttribute('aria-pressed', 'true');
+  });
+});
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+import { render, screen, waitFor } from '@testing-library/react';
+import { describe, it, expect } from 'vitest';
+import { QueryClient, QueryClientProvider } from '@tanstack/react-query';
+import { PackagesSection } from '../PackagesSection';
+import { packages } from '../../data/content';
+
+function renderWithQueryClient() {
+  const queryClient = new QueryClient();
+  return render(
+    <QueryClientProvider client={queryClient}>
+      <PackagesSection />
+    </QueryClientProvider>,
+  );
+}
+
+describe('PackagesSection', () => {
+  it('renders one PackageCard per package once loaded', async () => {
+    renderWithQueryClient();
+
+    await waitFor(() => {
+      expect(screen.getByTestId('packages-grid').children.length).toBe(packages.length);
+    });
+
+    for (const pkg of packages) {
+      expect(screen.getByTestId(`package-card-${pkg.id}`)).toBeInTheDocument();
+      expect(screen.getByText(pkg.title)).toBeInTheDocument();
+    }
+  });
+
+  it('marks the featured package as "Meest gekozen"', async () => {
+    renderWithQueryClient();
+
+    await waitFor(() => {
+      expect(screen.getByText('Meest gekozen')).toBeInTheDocument();
+    });
+  });
+});