fix: remove duplicate searchGmailForPayment function (syntax error)

supabase/functions/payment/index.ts

@@ -461,125 +461,6 @@ async function markEmailAsRead(msgId: string): Promise<void> {
   await logoutImap(conn, encoder, decoder, tag);
 }
 
-  // No match found within 10 minutes — mark as expired
-  await updateOrderStatus(orderId, 'expired', null);
-  console.log(`⏰ Order ${orderId} expired — no matching payment found`);
-}
-
-// ---------------------------------------------------------------------------
-// Gmail IMAP search — connects to Gmail, searches for PalmPay emails
-// ---------------------------------------------------------------------------
-async function searchGmailForPayment(expectedAmount: number): Promise<{ messageId: string; senderName: string; amount: number } | null> {
-  // Connect to Gmail IMAP using Deno's TCP socket + TLS
-  // We use a raw IMAP implementation since Deno doesn't have a built-in IMAP library
-  
-  const IMAP_HOST = 'imap.gmail.com';
-  const IMAP_PORT = 993;
-
-  // Connect via TLS
-  const conn = await Deno.connectTls({ hostname: IMAP_HOST, port: IMAP_PORT });
-  const decoder = new TextDecoder();
-  const encoder = new TextEncoder();
-
-  // Read until we see the server greeting
-  await readUntil(conn, decoder, '\r\n');
-
-  // Login
-  const tag = `A${Date.now()}`;
-  await writeLine(conn, encoder, `${tag} LOGIN ${GMAIL_EMAIL} ${GMAIL_APP_PASSWORD}\r\n`);
-  const loginResp = await readUntil(conn, decoder, `${tag} OK`);
-  if (loginResp.includes('BAD') || loginResp.includes('NO')) {
-    conn.close();
-    throw new Error('Gmail login failed');
-  }
-
-  // Select the "PalmPay" label/folder (or INBOX if no label)
-  const folderTag = `${tag}1`;
-  await writeLine(conn, encoder, `${folderTag} SELECT INBOX\r\n`);
-  await readUntil(conn, decoder, `${folderTag} OK`);
-
-  // Search for unread emails from PalmPay (last 24 hours)
-  const searchTag = `${tag}2`;
-  const sinceDate = new Date(Date.now() - 24 * 60 * 60 * 1000).toISOString().split('T')[0].replace(/-/g, '-');
-  await writeLine(conn, encoder, `${searchTag} SEARCH UNSEEN FROM "palmpay" SINCE ${sinceDate}\r\n`);
-  const searchResp = await readUntil(conn, decoder, `${searchTag} OK`);
-  
-  // Parse search results — format: * SEARCH 1 2 3 4
-  const searchMatch = searchResp.match(/\* SEARCH (.+)/);
-  if (!searchMatch) {
-    // No unread PalmPay emails
-    await logoutImap(conn, encoder, decoder, tag);
-    return null;
-  }
-
-  const messageIds = searchMatch[1].trim().split(/\s+/);
-  
-  // Check each email for matching amount
-  for (const msgId of messageIds) {
-    const fetchTag = `${tag}3`;
-    await writeLine(conn, encoder, `${fetchTag} FETCH ${msgId} (BODY.PEEK[HEADER.FIELDS (FROM SUBJECT)] BODY.PEEK[TEXT])\r\n`);
-    const fetchResp = await readUntil(conn, decoder, `${fetchTag} OK`);
-    
-    // Parse the email for amount
-    const amount = parseAmountFromEmail(fetchResp);
-    const senderName = parseSenderFromEmail(fetchResp);
-    
-    if (amount !== null && Math.abs(amount - expectedAmount) < 0.01) {
-      // Amount matches! Check that this email hasn't been used for another order
-      const usedCheck = await fetch(
-        `${SUPABASE_URL}/rest/v1/payment_orders?matched_email_id=not.is.null&select=matched_email_id`,
-        { headers: adminHeaders }
-      );
-      const usedEmails = await usedCheck.json();
-      const usedIds = new Set((usedEmails || []).map((o: Record<string, unknown>) => o.matched_email_id));
-      
-      // Generate a unique email ID (folder + message number)
-      const emailUid = `INBOX:${msgId}`;
-      
-      if (!usedIds.has(emailUid)) {
-        // Mark the email as read (SEEN)
-        const seenTag = `${tag}4`;
-        await writeLine(conn, encoder, `${seenTag} STORE ${msgId} +FLAGS (\Seen)\r\n`);
-        await readUntil(conn, decoder, `${seenTag} OK`);
-        
-        await logoutImap(conn, encoder, decoder, tag);
-        return { messageId: emailUid, senderName, amount };
-      }
-    }
-  }
-
-  await logoutImap(conn, encoder, decoder, tag);
-  return null;
-}
-
-// Parse amount from PalmPay email body
-function parseAmountFromEmail(emailText: string): number | null {
-  // PalmPay emails typically contain: "Amount: ₦5,000.23" or "You received ₦5,000.23"
-  const patterns = [
-    /Amount:\s*₦?\s*([\d,]+\.?\d*)/i,
-    /received\s*₦?\s*([\d,]+\.?\d*)/i,
-    /₦\s*([\d,]+\.?\d*)/i,
-    /NGN\s*([\d,]+\.?\d*)/i,
-  ];
-  
-  for (const pattern of patterns) {
-    const match = emailText.match(pattern);
-    if (match) {
-      const amount = parseFloat(match[1].replace(/,/g, ''));
-      if (!isNaN(amount) && amount > 0) return Math.round(amount * 100) / 100;
-    }
-  }
-  return null;
-}
-
-// Parse sender name from email
-function parseSenderFromEmail(emailText: string): string {
-  const fromMatch = emailText.match(/From:\s*(.+)/i);
-  if (fromMatch) return fromMatch[1].trim().split('<')[0].trim().replace(/"/g, '');
-  return 'Unknown';
-}
-
-// IMAP helper: read until we find a specific string
 async function readUntil(conn: Deno.TlsConn, decoder: TextDecoder, until: string): Promise<string> {
   let buf = '';
   const chunk = new Uint8Array(4096);