@extends('Admin.layout')
<link rel="stylesheet" href="https://cdn.datatables.net/1.13.6/css/jquery.dataTables.min.css">

@section('content')
    <div class="row align-items-center justify-content-between mb-3">
        <div class="col-auto">
            <h5>Follow Ups</h5>
        </div>
        <div class="col-auto">
            <a href="{{ route('completed_follow_ups') }}" class="btn btn-primary">
                <i class="ti tabler-file-text me-1"></i> Report
            </a>
        </div>
    </div>

    <div class="card p-0">
        <div class="row mb-3 align-items-center p-3 g-2">
            <div class="col-auto">
                <select id="pageLength" class="form-select">
                    <option value="10">10</option>
                    <option value="25">25</option>
                    <option value="50">50</option>
                    <option value="100">100</option>
                    <option value="All">All</option>
                </select>
            </div>
            <div class="col-auto ms-auto">
                <div class="d-flex align-items-center gap-2">
                    <input type="text" id="customSearch" class="form-control" placeholder="Search..." style="width:180px;">
                    <button class="btn btn-label-secondary">Export</button>
                </div>
            </div>
        </div>

        <div class="table-responsive pt-0 pb-2">
            <table class="table" id="followupTable">
                <thead>
                    <tr>
                        <th class="text-nowrap">S.No</th>
                        <th class="text-nowrap">Sheet ID</th>
                        <th class="text-nowrap">Patient Name</th>
                        <th class="text-nowrap">Phone</th>
                        <th class="text-nowrap">Follow Up Date</th>
                        <th class="text-nowrap">Reason</th>
                        <!-- <th class="text-nowrap">Status</th> -->
                        <!-- <th class="text-nowrap">Book OP</th> -->
                        <th class="text-nowrap">Action</th>
                    </tr>
                </thead>
                <tbody></tbody>
            </table>
        </div>
    </div>

    {{-- Update Status Modal --}}
    <div class="modal fade" id="updateStatusModal" tabindex="-1">
        <div class="modal-dialog modal-dialog-centered">
            <div class="modal-content" style="border-radius:16px;">
                <div class="modal-header">
                    <h5 class="modal-title">Update Follow Up Status</h5>
                    <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
                </div>
                <form id="updateStatusForm">
                    @csrf
                    <input type="hidden" id="followUpId">
                    <div class="modal-body">
                        <div class="mb-3">
                            <label class="form-label">Status</label>
                            <select class="form-select" id="followUpStatus">
                                <option value="">--Select--</option>
                                <option value="Completed">Completed</option>
                                <option value="Cancelled">Cancelled</option>
                                <option value="Next Followup Date">Next Followup Date</option>
                            </select>
                        </div>

                        <div class="mb-3" id="nextFollowUpDateGroup" style="display:none;">
                            <label class="form-label">Next Follow Up Date</label>
                            <input type="date" class="form-control" id="followUpNextDate">
                        </div>
                        <div class="mb-3">
                            <label class="form-label">Remark</label>
                            <textarea class="form-control" id="followUpRemark" rows="3"
                                placeholder="Enter remark"></textarea>
                        </div>
                    </div>
                    <div class="modal-footer">
                        <button type="button" class="btn btn-label-secondary" data-bs-dismiss="modal">Close</button>
                        <button type="submit" class="btn btn-primary" id="updateFollowUpBtn">Update</button>
                    </div>
                </form>
            </div>
        </div>
    </div>
    <div class="modal fade" id="bookOpModal" tabindex="-1">
        <div class="modal-dialog modal-lg modal-dialog-centered">
            <div class="modal-content shadow">

                <!-- Header -->
                <div class="modal-header">


                    <button type="button" class="btn-close btn-close-white" data-bs-dismiss="modal">
                    </button>
                </div>

                <h5 class="modal-title text-center">
                    <i class="fas fa-user-md me-2"></i>
                    Book Out Patient (OP)
                </h5>
                <div class="modal-body">

                    <form id="bookOpForm" method="POST" action="{{route('add_op_followup')}}">
                        @csrf

                        <input type="hidden" name="patient_id" id="patient_id">
                        <input type="hidden" name="followup_id" id="followup_id">

                        <div class="row g-3">

                            <!-- Token Number -->
                            <div class="col-md-6">
                                <label class="form-label fw-semibold">
                                    Token Number
                                </label>

                                <input type="text" name="token_number" class="form-control bg-light" value="{{ $token }}"
                                    readonly>
                            </div>
                            <div class="col-md-3">
                                <label class="form-label fw-semibold">
                                    Date
                                </label>

                                <input type="date" id="opDate" name="op_date" class="form-control"
                                    value="{{ now()->format('Y-m-d') }}">
                            </div>
                            <div class="col-md-3">
                                <label class="form-label">Time *</label>
                                <input type="time" name="appointment_time" id="patientAptTime" class="form-control"
                                    value="{{ now()->format('H:i') }}">
                                <div class="text-danger small" id="error_apt_appointment_time"></div>
                            </div>



                            <!-- Reason -->
                            <div class="col-12">
                                <label class="form-label fw-semibold">
                                    Reason of Visit
                                </label>

                                <textarea name="reason" class="form-control" rows="3"
                                    placeholder="Enter Reason of Visit"></textarea>
                            </div>


                            <!-- Doctor -->
                            <div class="col-md-6">
                                <label class="form-label fw-semibold">Doctor</label>

                                @if($doctors->count() > 0)
                                    <select class="form-select" name="doctor_id">
                                        @foreach($doctors as $doctor)
                                            <option value="{{ $doctor->id }}">
                                                {{ $doctor->doctor_name }} — ({{ $doctor->specialization }})
                                            </option>
                                        @endforeach
                                    </select>
                                @else
                                    <div class="alert alert-warning mb-0 py-2">
                                        No active doctors found. Please add a doctor from Doctor Management.
                                    </div>
                                @endif
                            </div>
                            <div class="text-center">
                                <button type="button" class="btn btn-light border" data-bs-dismiss="modal">
                                    Cancel
                                </button>

                                <button type="submit" class="btn btn-primary" id="bookOpBtn">
                                    <i class="fas fa-check-circle me-1"></i>
                                    Book OP
                                </button>

                            </div>
                        </div>

                    </form>

                </div>


                <div class="modal-footer">


                </div>

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

    <script src="https://code.jquery.com/jquery-3.6.0.min.js"></script>
    <script src="https://cdn.datatables.net/1.13.6/js/jquery.dataTables.min.js"></script>
    <script>
        $(document).ready(function () {

            const csrfToken = '{{ csrf_token() }}';
            const followupDataUrl = '{{ route("follow_up_data") }}';
            const followupUpdateBase = '{{ url("admin/follow-up") }}';

            const table = $('#followupTable').DataTable({
                ajax: {
                    url: followupDataUrl,
                    dataSrc: 'data',
                    data: function (d) {
                        d.sheet_id = $('#sheetSearch').val();
                        d.patient_name = $('#nameSearch').val();
                        d.phone = $('#phoneSearch').val();
                    }
                },
                pageLength: 10,
                lengthChange: false,
                columnDefs: [{
                    targets: '_all',
                    className: 'text-nowrap'
                }],
                columns: [{
                    data: null,
                    render: function (data, type, row, meta) {
                        return meta.row + 1;
                    }
                },
                {
                    data: 'sheet_id',
                    render: function (data, type, row) {
                        if (row.patient_id) {
                            return '<a href="{{ url("admin/patient") }}/' + row.patient_id +
                                '" class="fw-semibold text-decoration-none">' + data + '</a>';
                        }
                        return '<span class="fw-semibold">' + data + '</span>';
                    }
                },
                {
                    data: 'patient_name',
                    render: function (data, type, row) {

                        if (row.patient_id) {
                            return `
                            <a href="{{ url('admin/patient') }}/${row.patient_id}"
                               class="fw-semibold text-primary text-decoration-none">
                                ${data}
                            </a>
                        `;
                        }

                        return `<span class="fw-semibold">${data}</span>`;
                    }
                }, {
                    data: 'phone'
                },
                {
                    data: null,
                    render: function (data, type, row) {

                        let date = row.next_followup_date
                            ? row.next_followup_date
                            : row.followup_date;

                        if (!date || date === '-') {
                            return '-';
                        }

                        const today = new Date().toISOString().split('T')[0];

                        if (date === today) {
                            return '<span class="fw-semibold text-warning">' + date +
                                '</span> <span class="badge bg-label-warning">Today</span>';
                        } else if (date < today) {
                            return '<span class="fw-semibold text-danger">' + date +
                                '</span> <span class="badge bg-label-danger">Overdue</span>';
                        }

                        return '<span class="fw-semibold">' + date + '</span>';
                    }
                },
                {
                    data: 'remark',
                    render: function (data) {
                        return data ?? '-';
                    }
                },
                // {
                //     data: 'status',
                //     render: function(data) {
                //         const cls = data === 'Completed' ? 'bg-label-success' : data ===
                //             'Cancelled' ? 'bg-label-danger' : 'bg-label-warning';
                //         return '<span class="badge ' + cls + '">' + data + '</span>';
                //     }
                // },
                //{
                //    data: 'book_op',
                //    name: 'book_op',
                //    orderable: false,
                //    searchable: false
                //},
                {
                    data: null,
                    orderable: false,
                    searchable: false,
                    render: function (data, type, row) {
                        return '<button class="btn btn-sm btn-primary update-status-btn" ' +
                            'data-id="' + row.id + '" ' +
                            'data-status="' + row.status + '" ' +
                            'data-remark="' + (row.remark || '') + '" ' +
                            'data-next-date="' + (row.next_followup_date || '') + '">' +
                            'Update Status</button>';
                    }
                }
                ]
            });
            $('#customSearch').on('keyup', function () {
                table.search(this.value).draw();
            });

            $('#pageLength').on('change', function () {
                let length = $(this).val();
                table.page.len(length === 'All' ? -1 : parseInt(length)).draw();
            });

            $(document).on('click', '.update-status-btn', function () {

                $('#followUpId').val($(this).data('id'));
                $('#followUpStatus').val('');
                $('#followUpRemark').val($(this).data('remark'));
                $('#followUpNextDate').val('');

                $('#nextFollowUpDateGroup').hide();

                $('#updateStatusModal').modal('show');

            });

            $('#updateStatusForm').on('submit', function (e) {
                e.preventDefault();

                const id = $('#followUpId').val();

                let url = "{{ route('update_followup', ':id') }}";
                url = url.replace(':id', id);

                // Show processing
                $('#updateFollowUpBtn')
                    .prop('disabled', true)
                    .html('<i class="fas fa-spinner fa-spin me-1"></i> Processing...');

                $.ajax({
                    url: url,
                    type: 'POST',
                    data: {
                        _token: "{{ csrf_token() }}",
                        status: $('#followUpStatus').val(),
                        remark: $('#followUpRemark').val(),
                        next_followup_date: $('#followUpNextDate').val()
                    },
                    success: function (response) {
                        if (response.success) {
                            $('#updateStatusModal').modal('hide');
                            location.reload();
                        }
                    },
                    error: function (xhr) {

                        // Restore button on error
                        $('#updateFollowUpBtn')
                            .prop('disabled', false)
                            .html('Update');

                        alert(xhr.responseJSON?.message || 'Unable to update follow-up status.');
                    }
                });
            });


            $(document).on('click', '.book-op-btn', function () {

                $('#followup_id').val($(this).data('id'));
                $('#patient_id').val($(this).data('patient'));

            });

            $('#bookOpForm').on('submit', function () {

                $('#bookOpBtn')
                    .prop('disabled', true)
                    .html('<i class="fas fa-spinner fa-spin me-1"></i> Processing...');
            });

            $('#followUpStatus').on('change', function () {

                if ($(this).val() === 'Next Followup Date') {
                    $('#nextFollowUpDateGroup').show();
                } else {
                    $('#nextFollowUpDateGroup').hide();
                    $('#followUpNextDate').val('');
                }

            });
        });
    </script>
@endsection