@extends('layouts.admin')
@section('title', 'Product | Mintavia Admin')

@push('css')
    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/css/bootstrap.min.css" rel="stylesheet">
    <style>
        .form-label {
            font-weight: 600;
        }

        .btn i {
            margin-right: 4px;
        }

        .table thead {
            background-color: #f8f9fa;
            font-weight: bold;
        }

        .btn-success {
            background-color: #28a745;
            border-color: #28a745;
        }

        .btn-success:hover {
            background-color: #218838;
        }

        #table-list tr {
            cursor: pointer;
        }

        .table-responsive {
            max-height: 550px;
            /* Adjust height as needed */
            overflow-y: auto;
        }

        .table thead th {
            position: sticky;
            top: 0;
            background: white;
            z-index: 1000;
        }
    </style>
@endpush

@section('content')
    <div class="row">
        <div class="col-12">
            @if (isset($message) && $message)
                <script>
                    window.onload = function() {
                        @if ($message['status'] === 'success')
                            toastr.success("{{ $message['message'] }}");
                        @elseif ($message['status'] === 'error')
                            toastr.error("{{ $message['message'] }}");
                        @endif
                    };
                </script>
            @endif

            <div class="card card-primary">
                <div class="card-header d-flex justify-content-between align-items-center">
                    <h3 class="card-title">JOURNAL ENTRY Edit</h3>
                    <div class="d-flex ms-auto">
                        <a href="{{ route('admin.reports.journal') }}" class="btn btn-sm btn-danger">
                            <i class="fa fa-arrow-circle-left"></i> Back
                        </a>
                    </div>
                </div>

                <div class="card-body">
                    <form method="POST" action="{{ route('admin.reports.journal_create_update', $voucher_no) }}">
                        @csrf
                        <input type="hidden" id="editingRowIndex" value="-1" />
                        {{-- First Row --}}
                        <div class="row mb-3 align-items-end">
                            <div class="col-md-2">
                                <x-admin-input value="{{ optional($journal_entries->first())->date }}" type="date"
                                    name="date" id="date" label="Date" />
                            </div>
                            <div class="col-md-2">
                                <x-admin-input type="number" id="voucher_no" name="voucher_no" label="Voucher No."
                                    placeholder="Enter Voucher No."
                                    value="{{ optional($journal_entries->first())->voucher_no }}" readonly />
                            </div>
                            <div class="col-md-6"></div>
                            <div class="col-md-2 text-end">
                                <button type="button" class="btn btn-warning w-100">
                                    <i class="fas fa-print"></i> Print
                                </button>
                            </div>
                        </div>

                        {{-- Second Row --}}
                        <div class="row mb-4 align-items-end">
                            <div class="col-md-2">
                                <label for="dr_cr" class="form-label">Dr/Cr</label>
                                <select name="dr_cr" id="dr_cr" class="form-control">
                                    <option value="Dr">Dr</option>
                                    <option value="Cr">Cr</option>
                                </select>
                            </div>
                            <div class="col-md-4">
                                <x-admin-input class="js-select2" id="account_id" name="account_id" label="Select Account"
                                    placeholder="Select Account" type="select">
                                    <option value="">Select Account</option> {{-- Sirf ek baar yeh option hona chahiye --}}
                                    @foreach ($accounts as $account)
                                        <option value="{{ $account->id }}">{{ $account->name }}</option>
                                    @endforeach
                                </x-admin-input>
                            </div>
                            <div class="col-md-2">
                                <x-admin-input id="amount" name="amount" type="number" label="Amount"
                                    placeholder="Enter Amount" />
                            </div>

                            <div class="col-md-3">
                                <x-admin-input id="remark" name="remark" type="text" label="Remark"
                                    placeholder="Enter Remark" />
                            </div>

                            <div class="col-md-1 text-end">
                                <label class="d-block">&nbsp;</label>
                                <button class="btn btn-success w-100" type="button" id="addRowBtn">
                                    <i class="fa fa-plus"></i>
                                </button>
                            </div>
                        </div>

                        {{-- Table --}}
                        <div class="table-responsive">
                            <table class="table table-sm table-bordered table-hover text-center">
                                <thead class="table-light">
                                    <tr>
                                        <th>Dr/Cr</th>
                                        <th>Account Name</th>
                                        <th>Dr Amt</th>
                                        <th>Cr Amt</th>
                                        <th>Remark</th>
                                    </tr>
                                </thead>
                                <tbody id="table-list">
                                    @forelse ($journal_entries as $entry)
                                        <tr>
                                            <td>
                                                <input type="hidden" name="rows[dr_cr][]"
                                                    value="{{ $entry->dr_cr }}">{{ $entry->dr_cr }}
                                            </td>
                                            <td>
                                                <input type="hidden" name="rows[account_id][]"
                                                    value="{{ $entry->account_id }}">
                                                {{ $entry->account ? $entry->account->name : '' }}
                                            </td>
                                            <td>
                                                <input type="hidden" name="rows[dr_amt][]"
                                                    value="{{ $entry->dr_cr == 'Dr' ? $entry->amount : '' }}">
                                                {{ $entry->dr_cr == 'Dr' ? $entry->amount : '' }}
                                            </td>
                                            <td>
                                                <input type="hidden" name="rows[cr_amt][]"
                                                    value="{{ $entry->dr_cr == 'Cr' ? $entry->amount : '' }}">
                                                {{ $entry->dr_cr == 'Cr' ? $entry->amount : '' }}
                                            </td>
                                            <td>
                                                <input type="hidden" name="rows[remark][]" value="{{ $entry->remark }}">
                                                {{ $entry->remark }}
                                            </td>
                                        </tr>
                                    @empty
                                        <tr>
                                            <td colspan="5" class="text-center">No entries found.</td>
                                        </tr>
                                    @endforelse
                                </tbody>
                            </table>
                            <!-- Hidden Inputs for Form Submission -->
                            <div id="hiddenInputsContainer"></div>
                        </div>

                        {{-- Save Button --}}
                        <div class="row mt-3">
                            <div class="col-12 text-end">
                                <button type="submit" class="btn btn-primary px-5">
                                    <i class="fas fa-save"></i> Update
                                </button>
                            </div>
                        </div>
                    </form>
                </div>

            </div>
        </div>
    </div>
@endsection

@section('js')
    <script>
        const drCrSelect = document.getElementById('dr_cr');
        const accountSelect = document.getElementById('account_id');
        const amountInput = document.getElementById('amount');
        const remarkInput = document.getElementById('remark');
        const editingRowIndexInput = document.getElementById('editingRowIndex');
        const tableList = document.getElementById('table-list');

        function clearInputs() {
            drCrSelect.value = 'Dr';
            accountSelect.value = '';
            amountInput.value = '';
            remarkInput.value = '';
            editingRowIndexInput.value = -1; // reset editing index
        }

        function loadRowToInputs(row, index) {
            const drCr = row.querySelector('input[name="rows[dr_cr][]"]').value;
            const accountId = row.querySelector('input[name="rows[account_id][]"]').value;
            const drAmt = row.querySelector('input[name="rows[dr_amt][]"]').value;
            const crAmt = row.querySelector('input[name="rows[cr_amt][]"]').value;
            const remark = row.querySelector('input[name="rows[remark][]"]').value;

            drCrSelect.value = drCr;
            // Set select2 value properly:
            $('#account_id').val(accountId).trigger('change');
            amountInput.value = drCr === 'Dr' ? drAmt : crAmt;
            remarkInput.value = remark;
            editingRowIndexInput.value = index;
        }

        function addRowDblClickEvents() {
            [...tableList.querySelectorAll('tr')].forEach((row, idx) => {
                row.style.cursor = 'pointer';
                row.ondblclick = () => loadRowToInputs(row, idx);
            });
        }

        // Initialize double-click event binding on page load
        addRowDblClickEvents();

        document.getElementById('addRowBtn').addEventListener('click', function() {
            const drCr = drCrSelect.value;
            const drCrText = drCr === 'Dr' ? 'Dr' : 'Cr';
            const accountId = accountSelect.value;
            const accountText = accountSelect.options[accountSelect.selectedIndex]?.text || '';
            const amount = amountInput.value;
            const remark = remarkInput.value;

            if (!accountId || !amount) {
                alert('Please fill in required fields (Account, Amount)');
                return;
            }

            const drAmt = drCr === 'Dr' ? amount : '';
            const crAmt = drCr === 'Cr' ? amount : '';

            const editingIndex = parseInt(editingRowIndexInput.value);

            const newRowHtml = `
                            <tr>
                                <td>
                                    <input type="hidden" name="rows[dr_cr][]" value="${drCr}">${drCrText}
                                </td>
                                <td>
                                    <input type="hidden" name="rows[account_id][]" value="${accountId}">${accountText}
                                </td>
                                <td>
                                    <input type="hidden" name="rows[dr_amt][]" value="${drAmt}">${drAmt}
                                </td>
                                <td>
                                    <input type="hidden" name="rows[cr_amt][]" value="${crAmt}">${crAmt}
                                </td>
                                <td>
                                    <input type="hidden" name="rows[remark][]" value="${remark}">${remark}
                                </td>
                            </tr>
                        `;

            if (editingIndex >= 0 && editingIndex < tableList.rows.length) {
                tableList.rows[editingIndex].outerHTML = newRowHtml;
            } else {
                tableList.insertAdjacentHTML('beforeend', newRowHtml);
            }

            addRowDblClickEvents();

            clearInputs();
        });


        $(document).ready(function() {
            $('#account_id').select2({
                placeholder: "Select Account",
                allowClear: true
            });
        });


        document.querySelector('#entriesTable tbody').addEventListener('click', function(e) {
            if (e.target.classList.contains('remove-row')) {
                const row = e.target.closest('tr');
                const index = Array.from(row.parentNode.children).indexOf(row);

                // Remove row from table
                row.remove();

                // Remove corresponding hidden inputs
                const hiddenContainer = document.getElementById('hiddenInputsContainer');
                // Each row has 4 inputs (dr_cr, account_id, amount, remark)
                for (let i = 0; i < 4; i++) {
                    hiddenContainer.children[index * 4].remove();
                }
            }
        });
    </script>
@endsection