let currentAction = '';

function enterApp() {
  document.getElementById('splash').style.display = 'none';
  document.getElementById('dashboard').style.display = 'block';
}

function showModal(action) {
  currentAction = action;
  document.getElementById('modal').style.display = 'flex';
  document.getElementById('modalTitle').innerText =
    action === 'pay' ? 'Send Payment' :
    action === 'add' ? 'Add Cash' : 'Cash Out';
  document.getElementById('input1').value = '';
  document.getElementById('input2').value = '';
  document.getElementById('input2').style.display = action === 'pay' ? 'block' : 'none';
  document.getElementById('bankSelect').style.display = action === 'pay' ? 'none' : 'block';
  document.getElementById('paymentStatus').style.display = action === 'pay' ? 'block' : 'none';
}

function closeModal() {
  document.getElementById('modal').style.display = 'none';
}

function performAction() {
  let amount = parseFloat(document.getElementById('input1').value);
  let balance = parseFloat(document.getElementById('balance').innerText.replace('$','').replace(',',''));
  let receiver = document.getElementById('input2').value;
  let selectedBank = document.getElementById('bankSelect').value;
  let status = document.getElementById('paymentStatus').value;

  if (isNaN(amount) || amount <= 0) {
    alert("Enter a valid amount.");
    return;
  }

  if ((currentAction === 'add' || currentAction === 'cashout') && !selectedBank) {
    alert("Please select a bank.");
    return;
  }

  if (currentAction === 'add') {
    balance += amount;
    showReceipt(selectedBank, 'Bank', amount, 'Funds Added', 'Just now');
  } else if (currentAction === 'cashout') {
    if (amount <= balance) {
      balance -= amount;
      showReceipt(selectedBank, 'Bank', amount, 'Cash Out', 'Just now');
    } else {
      alert("Insufficient funds!");
      return;
    }
  } else if (currentAction === 'pay') {
    if (amount <= balance && receiver) {
      if (status !== 'Rejected') balance -= amount;
      const history = document.getElementById('history');
      history.innerHTML += `
        <div class="history-item" onclick="showReceipt('${receiver}', 'You', ${amount}, '${status}', 'Just now')">
          Payment to ${receiver} — $${amount} (${status})
        </div>`;
      showReceipt(receiver, 'You', amount, status, 'Just now');
    } else {
      alert("Enter valid amount and receiver.");
      return;
    }
  }

  document.getElementById('balance').innerText = '$' + balance.toFixed(2);
  closeModal();
}

function showReceipt(to, from, amount, status, time) {
  document.querySelector('.receipt-content h2').innerText = to;
  document.querySelector('.receipt-content p').innerHTML = `${status} with <strong>${to}</strong>`;
  document.getElementById('receiptAmount').innerText = '$' + amount;
  document.getElementById('receiptTime').innerText = time;

  let checkEl = document.querySelector('.check');
  if (status === 'Successful') {
    checkEl.innerText = '✔️ Received';
    checkEl.style.color = 'green';
  } else if (status === 'Pending') {
    checkEl.innerText = '⏳ Pending';
    checkEl.style.color = 'orange';
  } else {
    checkEl.innerText = '❌ Rejected';
    checkEl.style.color = 'red';
  }

  document.querySelector('.receipt-details').innerHTML = `
    <p>Type: <span>${status}</span></p>
    <p>Amount: <span>$${amount}</span></p>
    <p>To: <span>${to}</span></p>
    <p>From: <span>${from}</span></p>`;
  document.getElementById('receipt').style.display = 'flex';
}

function closeReceipt() {
  document.getElementById('receipt').style.display = 'none';
}