@extends('layout.master')

@section('title', 'Edit Expense Transaction')

@section('content')

    <div class="content-page">
        <div class="content">
            <div class="container">

                <!-- TOP BAR -->
                <div class="py-3 d-flex justify-content-between align-items-center">
                    <h4 class="fs-18 fw-semibold m-0">Edit Expense Transaction</h4>
                    <a href="{{ route('expense.transaction.index') }}" class="btn btn-secondary btn-sm">Back</a>
                </div>

                <div class="row">
                    <div class="col-12">
                        <div class="card">

                            <div class="card-header">
                                <h5 class="mb-0">Transaction Information</h5>
                            </div>

                            <div class="card-body">

                                @if ($errors->any())
                                    <div class="alert alert-danger">
                                        <ul class="mb-0">
                                            @foreach ($errors->all() as $error)
                                                <li>{{ $error }}</li>
                                            @endforeach
                                        </ul>
                                    </div>
                                @endif

                                <form action="{{ route('expense.transaction.update', $transaction->id) }}" method="POST"
                                    enctype="multipart/form-data">
                                    @csrf
                                    @method('PUT')

                                    <div class="row">

                                        <!-- EXPENSE HEAD -->
                                        <div class="col-lg-6">
                                            <div class="mb-3">
                                                <label class="form-label">Expense Head <span
                                                        class="text-danger">*</span></label>
                                                <select name="expense_id" class="form-control" required>
                                                    <option value="">Select Expense</option>
                                                    @foreach ($expenses as $expense)
                                                        <option value="{{ $expense->id }}"
                                                            {{ old('expense_id', $transaction->expense_id) == $expense->id ? 'selected' : '' }}>
                                                            {{ $expense->name }}
                                                        </option>
                                                    @endforeach
                                                </select>
                                                @error('expense_id')
                                                    <div class="text-danger">{{ $message }}</div>
                                                @enderror
                                            </div>
                                        </div>

                                        <!-- EXPENSE FOR (SELF / SUPPLIER) -->
                                        <div class="col-lg-6">
                                            <div class="mb-3">
                                                <label class="form-label">Expense For <span
                                                        class="text-danger">*</span></label><br>
                                                <div class="form-check form-check-inline mt-2">
                                                    <input class="form-check-input" type="radio" name="expense_for"
                                                        id="for_self" value="self" onchange="toggleSupplier()"
                                                        {{ old('expense_for', $transaction->supplier_id ? 'supplier' : 'self') == 'self' ? 'checked' : '' }}>
                                                    <label class="form-check-label" for="for_self">Self</label>
                                                </div>
                                                <div class="form-check form-check-inline mt-2">
                                                    <input class="form-check-input" type="radio" name="expense_for"
                                                        id="for_supplier" value="supplier" onchange="toggleSupplier()"
                                                        {{ old('expense_for', $transaction->supplier_id ? 'supplier' : 'self') == 'supplier' ? 'checked' : '' }}>
                                                    <label class="form-check-label" for="for_supplier">Supplier</label>
                                                </div>
                                                @error('expense_for')
                                                    <div class="text-danger">{{ $message }}</div>
                                                @enderror
                                            </div>
                                        </div>

                                        <!-- SUPPLIER (sirf jab "Supplier" select ho) -->
                                        <div class="col-lg-6" id="supplier_wrapper" style="display: none;">
                                            <div class="mb-3">
                                                <label class="form-label">Supplier <span
                                                        class="text-danger">*</span></label>
                                                <select name="supplier_id" id="supplier_id" class="form-control">
                                                    <option value="">Select Supplier</option>
                                                    @foreach ($suppliers as $supplier)
                                                        <option value="{{ $supplier->id }}"
                                                            {{ old('supplier_id', $transaction->supplier_id) == $supplier->id ? 'selected' : '' }}>
                                                            {{ $supplier->name }}
                                                        </option>
                                                    @endforeach
                                                </select>
                                                @error('supplier_id')
                                                    <div class="text-danger">{{ $message }}</div>
                                                @enderror
                                            </div>
                                        </div>

                                        <!-- AMOUNT -->
                                        <div class="col-lg-6">
                                            <div class="mb-3">
                                                <label class="form-label">Amount <span class="text-danger">*</span></label>
                                                <input type="number" step="0.01" name="amount"
                                                    value="{{ old('amount', $transaction->amount) }}" class="form-control"
                                                    placeholder="Enter amount" required>
                                                @error('amount')
                                                    <div class="text-danger">{{ $message }}</div>
                                                @enderror
                                            </div>
                                        </div>

                                        <!-- CURRENCY -->
                                        <div class="col-lg-6">
                                            <div class="mb-3">
                                                <label class="form-label">Currency <span
                                                        class="text-danger">*</span></label>
                                                <select name="currency" id="currency" class="form-control" required
                                                    onchange="toggleExchangeRate()">
                                                    <option value="PKR"
                                                        {{ old('currency', $transaction->currency) == 'PKR' ? 'selected' : '' }}>
                                                        PKR</option>
                                                    <option value="USD"
                                                        {{ old('currency', $transaction->currency) == 'USD' ? 'selected' : '' }}>
                                                        USD</option>
                                                </select>
                                                @error('currency')
                                                    <div class="text-danger">{{ $message }}</div>
                                                @enderror
                                            </div>
                                        </div>

                                        <!-- EXCHANGE RATE (sirf USD ke liye, PKR pe hidden aur value 1) -->
                                        <div class="col-lg-6" id="exchange_rate_wrapper" style="display: none;">
                                            <div class="mb-3">
                                                <label class="form-label">Exchange Rate (1 USD = ? PKR)</label>
                                                <input type="number" step="0.01" name="exchange_rate" id="exchange_rate"
                                                    value="{{ old('exchange_rate', $transaction->exchange_rate) }}"
                                                    class="form-control" placeholder="Enter exchange rate">
                                                @error('exchange_rate')
                                                    <div class="text-danger">{{ $message }}</div>
                                                @enderror
                                            </div>
                                        </div>

                                        <!-- PAYMENT TYPE -->
                                        <div class="col-lg-6">
                                            <div class="mb-3">
                                                <label class="form-label">Payment Type <span
                                                        class="text-danger">*</span></label>
                                                <select name="payment_type" class="form-control" required>
                                                    <option value="">Select Payment Type</option>
                                                    <option value="cash"
                                                        {{ old('payment_type', $transaction->payment_type) == 'cash' ? 'selected' : '' }}>
                                                        Cash</option>
                                                    <option value="bank"
                                                        {{ old('payment_type', $transaction->payment_type) == 'bank' ? 'selected' : '' }}>
                                                        Bank</option>
                                                    <option value="online"
                                                        {{ old('payment_type', $transaction->payment_type) == 'online' ? 'selected' : '' }}>
                                                        Online</option>
                                                </select>
                                                @error('payment_type')
                                                    <div class="text-danger">{{ $message }}</div>
                                                @enderror
                                            </div>
                                        </div>

                                        <!-- DATE -->
                                        <div class="col-lg-6">
                                            <div class="mb-3">
                                                <label class="form-label">Date <span class="text-danger">*</span></label>
                                                <input type="date" name="date"
                                                    value="{{ old('date', \Carbon\Carbon::parse($transaction->date)->format('Y-m-d')) }}"
                                                    class="form-control" required>
                                                @error('date')
                                                    <div class="text-danger">{{ $message }}</div>
                                                @enderror
                                            </div>
                                        </div>

                                        <!-- REFERENCE -->
                                        <div class="col-lg-6">
                                            <div class="mb-3">
                                                <label class="form-label">Reference No</label>
                                                <input type="text" name="reference_no"
                                                    value="{{ old('reference_no', $transaction->reference_no) }}"
                                                    class="form-control" placeholder="Enter reference">
                                            </div>
                                        </div>

                                        <!-- PROOF -->
                                        <div class="col-lg-6">
                                            <div class="mb-3">
                                                <label class="form-label">Proof</label>
                                                <input type="file" name="proof" class="form-control">
                                                @if ($transaction->proof)
                                                    <div class="mt-2">
                                                        <a href="{{ asset('assets/images/expense_proofs/' . $transaction->proof) }}"
                                                            target="_blank">View current proof</a>
                                                    </div>
                                                @endif
                                            </div>
                                        </div>

                                        <!-- DESCRIPTION -->
                                        <div class="col-lg-12">
                                            <div class="mb-3">
                                                <label class="form-label">Description</label>
                                                <textarea name="description" class="form-control" rows="3" placeholder="Optional details">{{ old('description', $transaction->description) }}</textarea>
                                            </div>
                                        </div>

                                    </div>

                                    <div class="text-end">
                                        <button type="submit" class="btn btn-primary px-4">Update Transaction</button>
                                        <a href="{{ route('expense.transaction.index') }}"
                                            class="btn btn-secondary">Cancel</a>
                                    </div>

                                </form>

                            </div>
                        </div>
                    </div>
                </div>

            </div>
        </div>
    </div>

    <script>
        function toggleExchangeRate() {
            const currency = document.getElementById('currency').value;
            const wrapper = document.getElementById('exchange_rate_wrapper');
            const rateInput = document.getElementById('exchange_rate');

            if (currency === 'USD') {
                wrapper.style.display = 'block';
                rateInput.required = true;
            } else {
                wrapper.style.display = 'none';
                rateInput.required = false;
            }
        }

        function toggleSupplier() {
            const forSupplier = document.getElementById('for_supplier').checked;
            const wrapper = document.getElementById('supplier_wrapper');
            const supplierInput = document.getElementById('supplier_id');

            if (forSupplier) {
                wrapper.style.display = 'block';
                supplierInput.required = true;
            } else {
                wrapper.style.display = 'none';
                supplierInput.required = false;
            }
        }

        document.addEventListener('DOMContentLoaded', function() {
            toggleExchangeRate();
            toggleSupplier();
        });
    </script>

@endsection