✨ feat: impl accounts and channels

2026-09-06 18:17:42 +08:00
parent aa9999a940
commit 1ccee1414c
70 changed files with 9879 additions and 31 deletions
@@ -0,0 +1,105 @@
+export const CARD_BRANDS = [
+  "visa",
+  "mastercard",
+  "unionpay",
+  "amex",
+  "diners",
+  "discover",
+  "jcb",
+] as const
+
+export type CardBrand = (typeof CARD_BRANDS)[number]
+
+export const CARD_BRAND_LABELS: Record<CardBrand, string> = {
+  visa: "Visa",
+  mastercard: "Mastercard",
+  unionpay: "UnionPay",
+  amex: "American Express",
+  diners: "Diners Club",
+  discover: "Discover",
+  jcb: "JCB",
+}
+
+export const CARD_BRAND_LOGOS: Record<CardBrand, string> = {
+  visa: "/payment-logos/visa.svg",
+  mastercard: "/payment-logos/mastercard.svg",
+  unionpay: "/payment-logos/unionpay.svg",
+  amex: "/payment-logos/amex.svg",
+  diners: "/payment-logos/diners.svg",
+  discover: "/payment-logos/discover.svg",
+  jcb: "/payment-logos/jcb.svg",
+}
+
+const CARD_BRAND_ALIASES: Record<string, CardBrand> = {
+  visa: "visa",
+  mastercard: "mastercard",
+  unionpay: "unionpay",
+  amex: "amex",
+  americanexpress: "amex",
+  diners: "diners",
+  dinersclub: "diners",
+  discover: "discover",
+  jcb: "jcb",
+}
+
+export function normalizeCardBrand(
+  input: string | null | undefined
+): CardBrand | null {
+  if (typeof input !== "string") {
+    return null
+  }
+
+  const key = input
+    .trim()
+    .toLowerCase()
+    .replace(/[\s_-]+/g, "")
+  return CARD_BRAND_ALIASES[key] ?? null
+}
+
+export function getCardBrandLogoUrl(
+  input: string | null | undefined
+): string | null {
+  const brand = normalizeCardBrand(input)
+  return brand ? CARD_BRAND_LOGOS[brand] : null
+}
+
+type CardNumberResult = {
+  card: { type?: string } | null
+  isPotentiallyValid: boolean
+}
+
+type CardValidatorApi = {
+  number?: (value: string) => CardNumberResult
+}
+
+type CardValidatorModule = CardValidatorApi & {
+  default?: CardValidatorApi
+}
+
+export async function detectCardBrand(
+  cardNumber: string
+): Promise<CardBrand | null> {
+  const digits = cardNumber.replace(/\D/g, "")
+  if (!digits) {
+    return null
+  }
+
+  try {
+    const loadedValidator =
+      (await import("card-validator")) as unknown as CardValidatorModule
+    const validator = loadedValidator.default ?? loadedValidator
+
+    if (typeof validator.number !== "function") {
+      return null
+    }
+
+    const result = validator.number(digits)
+    if (!result.card || !result.isPotentiallyValid) {
+      return null
+    }
+
+    return result.card.type ? normalizeCardBrand(result.card.type) : null
+  } catch {
+    return null
+  }
+}