Paiements & Cartes

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import { PaymentMethodSelector } from '@/components/payments/PaymentMethodSelector';
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import type { PaymentMethodType } from '@platform/api/contracts/payments';
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const [method, setMethod] = useState<PaymentMethodType>('WALLET');
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<PaymentMethodSelector
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  selected={method}
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  onChange={setMethod}
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  disabledMethods={['SEPA']} // SEPA bientot disponible
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/>

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// Appele automatiquement apres chaque paiement EUR
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const loyaltyResult = await awardLoyaltyForPayment(
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  payerId,       // Qui paye
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  payeeId,       // Le marchand
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  amount,        // Montant en EUR
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  'EUR',         // Devise (seul EUR earn loyalty)
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  'QR_CODE',     // Canal: QR_CODE | ONLINE | IN_APP | TAP_TO_PAY | SEPA_TRANSFER
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  transactionId, // Reference transaction
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);
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// Resultat (ou null si pas de programme)
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// { pointsEarned: 150, cashbackEarned: 1.50,
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//   pointsBalance: 2600, cashbackBalance: 2.60 }

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// POST /api/payments/request
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const response = await fetch('/api/payments/request', {
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  method: 'POST',
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  headers: { 'Content-Type': 'application/json' },
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  body: JSON.stringify({
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    amount: 25.50,
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    currency: 'EUR',
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    description: 'Commande #1234',
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  }),
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});
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const { ref, qrCodeUrl, paymentUrl } = await response.json();
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// ref: "pay_abc123xyz"
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// qrCodeUrl: "data:image/png;base64,..."
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// paymentUrl: "https://yanipay.com/pay/pay_abc123xyz"

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import { PayWithYaniPayButton } from '@/components/payments/PayWithYaniPayButton';
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// Bouton embarquable sur le site du marchand
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<PayWithYaniPayButton
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  amount={25.50}
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  currency="EUR"
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  merchantId="merchant-uuid-123" // ID du marchand (optionnel)
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  description="Commande #1234"
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  onSuccess={({ ref }) => router.push(`/pay/${ref}`)}
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  variant="default"
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  size="lg"
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  redirect // Redirige vers /pay/[ref] apres creation
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/>

# Stripe Configuration (pour /api/payments/stripe et /api/billing/*)
STRIPE_SECRET_KEY=sk_test_xxxxxxxxxxxxxxxxxxxxx
STRIPE_PUBLISHABLE_KEY=pk_test_xxxxxxxxxxxxxxxxxxxxx
STRIPE_WEBHOOK_SECRET=whsec_xxxxxxxxxxxxxxxxxxxxx

# Paiement P2P interne (POST /api/payments) — pas de cle externe requise

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import { apiPost } from '@/lib/api/client';
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import type { PaymentRequest, PaymentResponse } from '@platform/api/contracts/payments';
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// Paiement P2P : wallet EUR ou YANI, routing CeFi/DeFi automatique
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const result = await apiPost<PaymentResponse>('/api/payments', {
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  payeeId: 'user@example.com',   // UUID, email, telephone ou accountId (10 chiffres)
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  amount: 25.50,
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  currency: 'EUR',               // 'EUR' | 'YANI'
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  channel: 'QR_CODE',            // 'TAP_TO_PAY' | 'ONLINE' | 'IN_APP' | 'QR_CODE' | 'SEPA_TRANSFER'
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  metadata: {
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    description: 'Commande #1234',
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    programId: 'prog_abc123',    // optionnel — auto-detect si absent
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  },
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} satisfies PaymentRequest);
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// Reponse
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// result.payment.transactionId    — ID de la transaction
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// result.routing.channel          — 'CEFI' | 'DEFI'
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// result.routing.conversionApplied — true si conversion EUR↔YANI
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// result.loyalty.pointsEarned     — points attribues (null si pas de programme)