final

app/api/payments/create-invoice/route.ts

@@ -119,18 +119,23 @@ export async function POST(request: NextRequest) {
         )
       }
 
+    // Check if user has unlocked wholesale prices
+    const [referralRows] = await pool.execute(
+      'SELECT COUNT(*) as count FROM referrals WHERE referrer = ?',
+      [buyer_id]
+    )
+    const referralCount = (referralRows as any[])[0]?.count || 0
+    const isWholesaleUnlocked = referralCount >= 3
+
     // Calculate price
     // ppu is stored as integer where 1000 = $1.00, so divide by 1000 to get actual price
-    const pricePerUnit = drop.ppu / 1000
-    let priceAmount = 0
-    if (drop.unit === 'kg') {
-      priceAmount = (size / 1000) * pricePerUnit
-    } else {
-      priceAmount = size * pricePerUnit
-    }
+    // Assuming ppu is per gram
+    const pricePerGram = drop.ppu / 1000
+    const priceToUse = isWholesaleUnlocked ? pricePerGram * 0.76 : pricePerGram
+    const priceAmount = size * priceToUse
 
     // Round to 2 decimal places
-    priceAmount = Math.round(priceAmount * 100) / 100
+    const roundedPriceAmount = Math.round(priceAmount * 100) / 100
 
     // Generate order ID
     const orderId = `SALE-${Date.now()}-${drop_id}-${buyer_id}`
@@ -163,7 +168,7 @@ export async function POST(request: NextRequest) {
           'Content-Type': 'application/json',
         },
         body: JSON.stringify({
-          price_amount: priceAmount,
+          price_amount: roundedPriceAmount,
           price_currency: nowPaymentsConfig.currency,
           pay_currency: payCurrency, // Required: crypto currency (btc, eth, etc)
           order_id: orderId,
@@ -190,7 +195,7 @@ export async function POST(request: NextRequest) {
       // payment.payment_id is the NOWPayments payment ID
       await connection.execute(
         'INSERT INTO pending_orders (payment_id, order_id, drop_id, buyer_id, buyer_data_id, size, price_amount, price_currency, expires_at) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?)',
-        [payment.payment_id, orderId, drop_id, buyer_id, buyer_data_id, size, priceAmount, nowPaymentsConfig.currency, expiresAt]
+        [payment.payment_id, orderId, drop_id, buyer_id, buyer_data_id, size, roundedPriceAmount, nowPaymentsConfig.currency, expiresAt]
       )
 
       // Commit transaction - inventory is now reserved