fix(payment): support updated plan pricing fields

src/app/subscription/subscription-screen.tsx

@@ -78,7 +78,8 @@ function currencySymbol(currency: string): string {
   return `${currency} `;
 }
 
-function formatAmount(amountCents: number): string {
+function formatAmount(amountCents: number | null): string | null {
+  if (amountCents === null) return null;
   return (amountCents / 100).toFixed(2).replace(/\.00$/, "");
 }
 
@@ -91,9 +92,15 @@ function planCaption(
       ? "Voice package"
       : `${plan.dolAmount} voice messages`;
   }
+  if (plan.dailyPriceCents !== null) {
+    const dailyPrice = formatAmount(plan.dailyPriceCents);
+    return dailyPrice === null
+      ? "Lifetime"
+      : `${currencySymbol(plan.currency)}${dailyPrice}/day`;
+  }
   if (plan.vipDays === null) return "Lifetime";
-  const perDay = plan.amountCents / 100 / Math.max(plan.vipDays, 1);
-  return `${currencySymbol(plan.currency)}${perDay.toFixed(2)}/day`;
+  const fallbackDailyPrice = plan.amountCents / Math.max(plan.vipDays, 1);
+  return `${currencySymbol(plan.currency)}${formatAmount(fallbackDailyPrice)}/day`;
 }
 
 function toPlanView(
@@ -103,8 +110,8 @@ function toPlanView(
   return {
     id: plan.planId,
     name: plan.planName,
-    price: formatAmount(plan.amountCents),
-    originalPrice: null,
+    price: formatAmount(plan.amountCents) ?? "",
+    originalPrice: formatAmount(plan.originalAmountCents),
     perDay: planCaption(plan, subscriptionType),
     currencySymbol: currencySymbol(plan.currency),
   };

src/data/dto/payment/payment_plan.ts

@@ -12,6 +12,8 @@ export class PaymentPlan {
   declare readonly planName: string;
   declare readonly orderType: string;
   declare readonly amountCents: number;
+  declare readonly originalAmountCents: number | null;
+  declare readonly dailyPriceCents: number | null;
   declare readonly currency: string;
   declare readonly vipDays: number | null;
   declare readonly dolAmount: number | null;

src/data/schemas/payment/payment_plan.ts

@@ -8,6 +8,8 @@ const PaymentPlanWireSchema = z.object({
   plan_name: z.string(),
   order_type: z.string(),
   amount_cents: z.number(),
+  original_amount_cents: z.number().nullable().default(null),
+  daily_price_cents: z.number().nullable().default(null),
   currency: z.string(),
   vip_days: z.number().nullable(),
   dol_amount: z.number().nullable(),
@@ -23,6 +25,8 @@ export const PaymentPlanSchema = z
         plan_name: data.planName,
         order_type: data.orderType,
         amount_cents: data.amountCents,
+        original_amount_cents: data.originalAmountCents,
+        daily_price_cents: data.dailyPriceCents,
         currency: data.currency,
         vip_days: data.vipDays,
         dol_amount: data.dolAmount,
@@ -35,6 +39,8 @@ export const PaymentPlanSchema = z
     planName: data.plan_name,
     orderType: data.order_type,
     amountCents: data.amount_cents,
+    originalAmountCents: data.original_amount_cents,
+    dailyPriceCents: data.daily_price_cents,
     currency: data.currency,
     vipDays: data.vip_days,
     dolAmount: data.dol_amount,