Migrate to local PG & Update Solana Checkout

app/api/create-payment-intent/route.ts

@@ -1,36 +1,40 @@
 import { NextRequest, NextResponse } from 'next/server';
-import { stripe } from '@/lib/stripe';
-import { supabaseAdmin } from '@/lib/supabase-admin';
+import { db } from '@/lib/db';
 import { PaymentProviderFactory } from '@/lib/payment-providers';
 
 export async function POST(req: NextRequest) {
     try {
         const { amount, currency, ref_id, callback_url, customer_name, customer_phone, merchant_id } = await req.json();
 
-        if (!amount || !currency || !merchant_id) {
+        if (!amount || !currency) {
             return NextResponse.json(
-                { error: 'Tutar, para birimi ve firma ID zorunludur.' },
+                { error: 'Tutar ve para birimi zorunludur.' },
                 { status: 400 }
             );
         }
 
+        let merchant;
         // 1. Fetch Merchant to check provider (Support both UUID and Short ID)
-        const isUUID = /^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$/i.test(merchant_id);
-
-        const query = supabaseAdmin
-            .from('merchants')
-            .select('*');
-
-        if (isUUID) {
-            query.eq('id', merchant_id);
+        if (merchant_id) {
+            const isUUID = /^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$/i.test(merchant_id);
+            let result;
+            if (isUUID) {
+                result = await db.query('SELECT * FROM merchants WHERE id = $1', [merchant_id]);
+            } else {
+                result = await db.query('SELECT * FROM merchants WHERE short_id = $1', [merchant_id]);
+            }
+            
+            if (result.rows.length === 0) {
+                return NextResponse.json({ error: 'Firma bulunamadı.' }, { status: 404 });
+            }
+            merchant = result.rows[0];
         } else {
-            query.eq('short_id', merchant_id);
-        }
-
-        const { data: merchant, error: merchantError } = await query.single();
-
-        if (merchantError || !merchant) {
-            return NextResponse.json({ error: 'Firma bulunamadı.' }, { status: 404 });
+            // For demo purposes on the landing page, fetch any existing merchant
+            const result = await db.query('SELECT * FROM merchants LIMIT 1');
+            if (result.rows.length === 0) {
+                return NextResponse.json({ error: 'Sistemde kayıtlı firma bulunamadı (Önce admin panelinden firma ekleyin).' }, { status: 404 });
+            }
+            merchant = result.rows[0];
         }
 
         // Use the actual UUID for DB operations
@@ -67,26 +71,19 @@ export async function POST(req: NextRequest) {
         }
 
         // 3. Log transaction in Supabase
-        const { error: dbError } = await supabaseAdmin
-            .from('transactions')
-            .insert({
-                amount,
-                currency,
-                status: 'pending',
-                stripe_pi_id: providerTxId, // We keep using this column for now or we could use provider_tx_id if we updated schema
-                source_ref_id: ref_id,
-                customer_name,
-                customer_phone,
-                callback_url,
-                merchant_id: resolvedMerchantId,
-                provider: provider,
-                metadata: {
-                    nextAction,
-                    redirectUrl
-                }
-            });
-
-        if (dbError) {
+        try {
+            await db.query(`
+                INSERT INTO transactions (
+                    amount, currency, status, stripe_pi_id, source_ref_id, 
+                    customer_name, customer_phone, callback_url, merchant_id, 
+                    provider, metadata
+                ) VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11)
+            `, [
+                amount, currency, 'pending', providerTxId, ref_id,
+                customer_name, customer_phone, callback_url, resolvedMerchantId,
+                provider, JSON.stringify({ nextAction, redirectUrl })
+            ]);
+        } catch (dbError) {
             console.error('Database log error:', dbError);
         }