/**
 * Banking Interface
 * Handles transfers, deposits, withdrawals, and account management
 */

// Mock data
const mockData = {
    accounts: {
        cash: { name: "Cash", balance: 2500, type: "Physical Currency" },
        bank: { name: "Bank Account", balance: 45750, type: "Savings • Protected" },
        org: { name: "Organization", balance: 125000, type: "Shared • View Only", readOnly: true }
    },
    transactions: [
        { type: "deposit", amount: 5000, desc: "From Cash", time: "2 hours ago" },
        { type: "withdrawal", amount: -1200, desc: "To Cash", time: "5 hours ago" },
        { type: "transfer", amount: -500, desc: "To Player #1234", time: "1 day ago" },
        { type: "deposit", amount: 10000, desc: "Mission Reward", time: "2 days ago" },
        { type: "transfer", amount: 2000, desc: "From Player #5678", time: "3 days ago" }
    ]
};

// State
let selectedAccount = 'cash';

// Initialize
function initBank() {
    console.log('Banking interface initializing...');

    setupEventHandlers();
    updateBalances();

    console.log('Banking interface initialized');
}

// Event Handlers
function setupEventHandlers() {
    // Close button
    const closeBtn = document.querySelector('.close-btn');
    if (closeBtn) {
        closeBtn.addEventListener('click', () => {
            console.log('Closing bank...');
            sendEvent('bank::close', {});
        });
    }

    // Account card selection
    const accountCards = document.querySelectorAll('.account-card');
    accountCards.forEach(card => {
        card.addEventListener('click', () => {
            accountCards.forEach(c => c.classList.remove('active'));
            card.classList.add('active');
            selectedAccount = card.dataset.account;
            console.log('Selected account:', selectedAccount);
        });
    });

    // Transfer form
    const transferBtn = document.getElementById('transferBtn');
    const transferFrom = document.getElementById('transferFrom');
    const transferTo = document.getElementById('transferTo');
    const transferAmount = document.getElementById('transferAmount');
    const playerId = document.getElementById('playerId');
    const playerIdGroup = document.getElementById('playerIdGroup');

    // Show/hide player ID field
    if (transferTo) {
        transferTo.addEventListener('change', () => {
            if (transferTo.value === 'player') {
                playerIdGroup.style.display = 'flex';
            } else {
                playerIdGroup.style.display = 'none';
            }
        });
    }

    // Transfer button
    if (transferBtn) {
        transferBtn.addEventListener('click', () => {
            const from = transferFrom.value;
            const to = transferTo.value;
            const amount = parseFloat(transferAmount.value);

            if (!amount || amount <= 0) {
                alert('Please enter a valid amount');
                return;
            }

            if (from === to) {
                alert('Source and destination must be different');
                return;
            }

            const fromAccount = mockData.accounts[from];
            if (amount > fromAccount.balance) {
                alert('Insufficient funds');
                return;
            }

            if (to === 'player' && !playerId.value) {
                alert('Please enter a player ID');
                return;
            }

            const transferData = {
                from: from,
                to: to,
                amount: amount,
                playerId: to === 'player' ? playerId.value : null
            };

            console.log('Transfer request:', transferData);
            sendEvent('bank::transfer', transferData);

            // Clear form
            transferAmount.value = '';
            if (to === 'player') playerId.value = '';
        });
    }

    // Quick action buttons
    const quickActionBtns = document.querySelectorAll('.quick-action-btn');
    quickActionBtns.forEach(btn => {
        btn.addEventListener('click', () => {
            const action = btn.dataset.action;
            console.log('Quick action:', action);

            switch (action) {
                case 'deposit':
                    const cashBalance = mockData.accounts.cash.balance;
                    if (cashBalance <= 0) {
                        alert('No cash to deposit');
                        return;
                    }
                    sendEvent('bank::deposit', { amount: cashBalance });
                    break;
                case 'withdraw':
                    const amount = prompt('Enter amount to withdraw:');
                    if (amount && parseFloat(amount) > 0) {
                        sendEvent('bank::withdraw', { amount: parseFloat(amount) });
                    }
                    break;
                case 'statement':
                    sendEvent('bank::statement', {});
                    break;
            }
        });
    });

    // Transaction items
    const transactionItems = document.querySelectorAll('.transaction-item');
    transactionItems.forEach((item, index) => {
        item.addEventListener('click', () => {
            console.log('Transaction clicked:', mockData.transactions[index]);
            sendEvent('bank::transaction::view', { transaction: mockData.transactions[index] });
        });
    });
}

// Update balances
function updateBalances() {
    const balanceElements = document.querySelectorAll('.balance-amount');
    balanceElements[0].textContent = `$${mockData.accounts.cash.balance.toLocaleString()}`;
    balanceElements[1].textContent = `$${mockData.accounts.bank.balance.toLocaleString()}`;
    balanceElements[2].textContent = `$${mockData.accounts.org.balance.toLocaleString()}`;

    // Update form options
    const transferFrom = document.getElementById('transferFrom');
    const transferTo = document.getElementById('transferTo');

    if (transferFrom) {
        transferFrom.innerHTML = `
            <option value="cash">Cash ($${mockData.accounts.cash.balance.toLocaleString()})</option>
            <option value="bank" selected>Bank Account ($${mockData.accounts.bank.balance.toLocaleString()})</option>
        `;
    }
}

// Update bank data
function updateBankData(data) {
    if (data.accounts) {
        Object.assign(mockData.accounts, data.accounts);
        updateBalances();
    }

    if (data.transactions) {
        // Update transaction list
        mockData.transactions = data.transactions;
        // Re-render transaction list
        renderTransactions();
    }
}

// Render transactions
function renderTransactions() {
    const transactionList = document.querySelector('.transaction-list');
    if (!transactionList) return;

    transactionList.innerHTML = '';

    mockData.transactions.forEach((transaction, index) => {
        const item = document.createElement('div');
        item.className = 'transaction-item';

        const isPositive = transaction.amount > 0;
        const amountClass = isPositive ? 'positive' : 'negative';
        const displayAmount = isPositive ? `+$${transaction.amount.toLocaleString()}` : `-$${Math.abs(transaction.amount).toLocaleString()}`;

        item.innerHTML = `
            <div class="transaction-header">
                <span class="transaction-type ${transaction.type}">${transaction.type}</span>
                <span class="transaction-amount ${amountClass}">${displayAmount}</span>
            </div>
            <div class="transaction-details">
                <span class="transaction-desc">${transaction.desc}</span>
                <span class="transaction-time">${transaction.time}</span>
            </div>
        `;

        item.addEventListener('click', () => {
            console.log('Transaction clicked:', transaction);
            sendEvent('bank::transaction::view', { transaction: transaction });
        });

        transactionList.appendChild(item);
    });
}

// Send event to Arma
function sendEvent(event, data) {
    if (typeof A3API !== 'undefined') {
        A3API.SendAlert(JSON.stringify({
            event: event,
            data: data
        }));
    } else {
        console.log('Event:', event, 'Data:', data);
    }
}

// Auto-initialize
if (document.readyState === 'loading') {
    document.addEventListener('DOMContentLoaded', initBank);
} else {
    initBank();
}

// Expose functions globally
window.updateBankData = updateBankData;