Phase8: Auto bill credit card

2026-05-27 20:41:17 +02:00
parent 9939f75c03
commit 8e7691d38a
13 changed files with 944 additions and 7 deletions
--- a/src/components/settings/saved-card-section.tsx
+++ b/src/components/settings/saved-card-section.tsx
@@ -0,0 +1,260 @@
+"use client";
+
+import { useState, useEffect } from "react";
+import { useRouter, useSearchParams } from "next/navigation";
+import { useTranslations } from "next-intl";
+import { Card, CardHeader } from "@/components/ui/card";
+import type { OrgBillingConfig } from "@/types";
+
+interface Props {
+  config: OrgBillingConfig | null;
+  /**
+   * True when this org has been flipped to pay-by-invoice by admin.
+   * The card UI still renders (admin-set customers might also have
+   * a saved card as backup), but with an info note that auto-charge
+   * is disabled by their billing mode.
+   */
+  isPayByInvoice: boolean;
+}
+
+const BRAND_LABELS: Record<string, string> = {
+  visa: "Visa",
+  mastercard: "Mastercard",
+  amex: "American Express",
+  discover: "Discover",
+  jcb: "JCB",
+  diners: "Diners Club",
+  unionpay: "UnionPay",
+};
+
+/**
+ * Saved-card management — Phase 9.
+ *
+ * State derives entirely from the OrgBillingConfig the server
+ * sends down. Actions are: set up (no card → Checkout setup
+ * mode), update (existing card → same Checkout flow, replaces),
+ * remove (DELETE the PM in Stripe + clear local fields), toggle
+ * auto-charge.
+ *
+ * The component watches for ?card_setup=success on mount and
+ * fires a router.refresh() — the success redirect from Stripe
+ * lands here and the new card info needs to load. We also strip
+ * the query param so a page reload doesn't re-trigger.
+ */
+export function SavedCardSection({ config, isPayByInvoice }: Props) {
+  const t = useTranslations("settingsBilling");
+  const router = useRouter();
+  const searchParams = useSearchParams();
+  const [busy, setBusy] = useState<null | "setup" | "remove" | "toggle">(null);
+  const [error, setError] = useState("");
+
+  // Refresh + clean the URL when Stripe redirects back. Stripe's
+  // webhook is what actually persists the card; the refresh just
+  // re-fetches the server-side config so the new fields appear.
+  useEffect(() => {
+    const status = searchParams.get("card_setup");
+    if (status === "success") {
+      router.replace("/settings/billing");
+      router.refresh();
+    } else if (status === "cancelled") {
+      // Just clean the URL. No-op otherwise.
+      router.replace("/settings/billing");
+    }
+  }, [searchParams, router]);
+
+  const hasCard = !!config?.stripeDefaultPaymentMethodId;
+  const autoChargeOn = config?.autoChargeEnabled !== false;
+
+  const startSetup = async () => {
+    setError("");
+    setBusy("setup");
+    try {
+      const res = await fetch("/api/billing/setup-card", { method: "POST" });
+      const j = await res.json().catch(() => ({}));
+      if (!res.ok) throw new Error(j.error || `HTTP ${res.status}`);
+      if (!j.url) throw new Error("No redirect URL returned");
+      // Hard-redirect — Stripe Checkout doesn't run inside the SPA.
+      window.location.href = j.url;
+    } catch (e: any) {
+      setError(e.message);
+      setBusy(null);
+    }
+  };
+
+  const removeCard = async () => {
+    if (!confirm(t("savedCardRemoveConfirm"))) return;
+    setError("");
+    setBusy("remove");
+    try {
+      const res = await fetch("/api/billing/saved-card", { method: "DELETE" });
+      const j = await res.json().catch(() => ({}));
+      if (!res.ok) throw new Error(j.error || `HTTP ${res.status}`);
+      router.refresh();
+    } catch (e: any) {
+      setError(e.message);
+    } finally {
+      setBusy(null);
+    }
+  };
+
+  const toggleAutoCharge = async () => {
+    setError("");
+    setBusy("toggle");
+    try {
+      const res = await fetch("/api/billing/auto-charge", {
+        method: "POST",
+        headers: { "Content-Type": "application/json" },
+        body: JSON.stringify({ enabled: !autoChargeOn }),
+      });
+      const j = await res.json().catch(() => ({}));
+      if (!res.ok) throw new Error(j.error || `HTTP ${res.status}`);
+      router.refresh();
+    } catch (e: any) {
+      setError(e.message);
+    } finally {
+      setBusy(null);
+    }
+  };
+
+  // Empty state — no card on file.
+  if (!hasCard) {
+    return (
+      <Card>
+        <CardHeader>{t("savedCardHeading")}</CardHeader>
+        <div className="p-5">
+          <p className="text-sm text-text-secondary mb-4">
+            {t("savedCardEmptyBody")}
+          </p>
+          {error && (
+            <div className="text-sm text-error mb-3">{error}</div>
+          )}
+          <button
+            onClick={startSetup}
+            disabled={busy !== null}
+            className="px-4 py-2 rounded-md bg-accent text-white text-sm disabled:opacity-50"
+          >
+            {busy === "setup" ? t("savedCardRedirecting") : t("savedCardSetupBtn")}
+          </button>
+          <p className="text-xs text-text-muted mt-4">
+            {t("savedCardBankTransferHint")}{" "}
+            <a
+              href="/support"
+              className="text-accent hover:underline"
+            >
+              {t("savedCardBankTransferLink")}
+            </a>
+          </p>
+        </div>
+      </Card>
+    );
+  }
+
+  // Card on file.
+  const brandLabel =
+    config?.stripePmBrand
+      ? BRAND_LABELS[config.stripePmBrand] ?? config.stripePmBrand
+      : t("savedCardBrandUnknown");
+  const last4 = config?.stripePmLast4 ?? "????";
+  const expMonth = config?.stripePmExpMonth;
+  const expYear = config?.stripePmExpYear;
+  const expLabel =
+    expMonth && expYear
+      ? `${String(expMonth).padStart(2, "0")}/${String(expYear).slice(-2)}`
+      : "";
+  // Heuristic for "expiring soon" — if the card expires this calendar
+  // month or next. Stripe's pre-expiration emails handle the real
+  // notification, but a portal hint is friendly too.
+  const now = new Date();
+  const expiringSoon =
+    expMonth &&
+    expYear &&
+    (expYear < now.getFullYear() ||
+      (expYear === now.getFullYear() && expMonth <= now.getMonth() + 2));
+
+  return (
+    <Card>
+      <CardHeader>{t("savedCardHeading")}</CardHeader>
+      <div className="p-5">
+        <div className="flex items-center justify-between mb-4 flex-wrap gap-3">
+          <div className="flex items-center gap-3">
+            <span className="font-mono text-sm">
+              {brandLabel} •••• {last4}
+            </span>
+            {expLabel && (
+              <span
+                className={`text-xs ${
+                  expiringSoon ? "text-warning" : "text-text-muted"
+                }`}
+              >
+                {t("savedCardExpires", { date: expLabel })}
+              </span>
+            )}
+          </div>
+          <div className="flex items-center gap-3 text-xs">
+            <span
+              className={`px-2 py-0.5 rounded text-xs ${
+                autoChargeOn
+                  ? "bg-success/15 text-success"
+                  : "bg-text-muted/15 text-text-muted"
+              }`}
+            >
+              {autoChargeOn
+                ? t("savedCardAutoChargeOn")
+                : t("savedCardAutoChargeOff")}
+            </span>
+          </div>
+        </div>
+
+        {isPayByInvoice && (
+          <div className="text-xs text-text-muted bg-surface-3 rounded-md px-3 py-2 mb-3">
+            {t("savedCardPayByInvoiceNote")}
+          </div>
+        )}
+
+        {error && <div className="text-sm text-error mb-3">{error}</div>}
+
+        <div className="flex gap-2 flex-wrap">
+          <button
+            onClick={startSetup}
+            disabled={busy !== null}
+            className="px-3 py-1.5 rounded-md border border-border text-sm disabled:opacity-50 hover:bg-surface-3"
+          >
+            {busy === "setup"
+              ? t("savedCardRedirecting")
+              : t("savedCardUpdateBtn")}
+          </button>
+          <button
+            onClick={toggleAutoCharge}
+            disabled={busy !== null}
+            className="px-3 py-1.5 rounded-md border border-border text-sm disabled:opacity-50 hover:bg-surface-3"
+          >
+            {busy === "toggle"
+              ? t("saving")
+              : autoChargeOn
+                ? t("savedCardDisableAutoChargeBtn")
+                : t("savedCardEnableAutoChargeBtn")}
+          </button>
+          <button
+            onClick={removeCard}
+            disabled={busy !== null}
+            className="px-3 py-1.5 rounded-md border border-error text-error text-sm disabled:opacity-50 hover:bg-error/10 ml-auto"
+          >
+            {busy === "remove"
+              ? t("savedCardRemoving")
+              : t("savedCardRemoveBtn")}
+          </button>
+        </div>
+
+        <p className="text-xs text-text-muted mt-4">
+          {t("savedCardBankTransferHint")}{" "}
+          <a
+            href="/support"
+            className="text-accent hover:underline"
+          >
+            {t("savedCardBankTransferLink")}
+          </a>
+        </p>
+      </div>
+    </Card>
+  );
+}