@extends('layouts.admin')

@section('content')
    <div class="container-fluid">
        @include('elements.admin-breadcrumb')

        <style>
            /* Remove the spinner from number input */
            input[type="number"]::-webkit-outer-spin-button,
            input[type="number"]::-webkit-inner-spin-button {
                -webkit-appearance: none;
                margin: 0;
            }

            input[type="number"] {
                -moz-appearance: textfield;
                /* Firefox */
            }
        </style>
        <div class="row">
            <div class="col-lg-12">
                <div class="card">
                    <div class="card-body">

                        @include('elements.alert-error')

                        <form id="student_form"
                            action="{{ isset($student) ? route('admin.student.update', $student->id) : route('admin.student.store') }}"
                            method="POST" class="form-horizontal" enctype="multipart/form-data" novalidate="novalidate">
                            @csrf
                            @if (isset($student))
                                @method('PUT')
                            @endif
                            <div class="row">
                                <div class="row mb-3">
                                    <!-- Salutation -->
                                    <div class="col-md-2">
                                        <div class="form-group">
                                            <label class="form-label" for="salutation">Salutation</label>
                                            <select class="form-select form-control-sm datatable-input" id="salutation"
                                                name="salutation">
                                                <option value="">- Select -</option>
                                                <option value="Mr."
                                                    {{ old('salutation', $student->salutation ?? '') == 'Mr.' ? 'selected' : '' }}>
                                                    Mr.</option>
                                                <option value="Mrs."
                                                    {{ old('salutation', $student->salutation ?? '') == 'Mrs.' ? 'selected' : '' }}>
                                                    Mrs.</option>
                                                <option value="Ms."
                                                    {{ old('salutation', $student->salutation ?? '') == 'Ms.' ? 'selected' : '' }}>
                                                    Ms.</option>
                                                <option value="Dr." {{ old('salutation', $student->salutation ?? '') == 'Dr.' ? 'selected' : '' }}>Dr.</option>
                                                <option value="Prof." {{ old('salutation', $student->salutation ?? '') == 'Prof.' ? 'selected' : '' }}>Prof.</option>
                                            </select>
                                            {{-- <input type="text" placeholder="Salutation" class="form-control" id="salutation" name="salutation" value="{{ old('salutation', $student ? $student->salutation : '') }}"> --}}
                                        </div>
                                    </div>
                                    <!-- First Name -->
                                    <div class="col-md-3">
                                        <div class="form-group">
                                            <label class="form-label" for="first_name">First Name <span
                                                    class="text-danger">*</span></label>
                                            <input placeholder="First Name" type="text" class="form-control"
                                                id="first_name" name="first_name"
                                                value="{{ old('first_name', $student ? $student->first_name : '') }}"
                                                required>
                                        </div>
                                    </div>

                                    <!-- Middle Name -->
                                    <div class="col-md-2">
                                        <div class="form-group">
                                            <label class="form-label" for="middle_name">Middle Name</label>
                                            <input type="text" placeholder="Middle Name" class="form-control"
                                                id="middle_name" name="middle_name"
                                                value="{{ old('middle_name', $student ? $student->middle_name : '') }}">
                                        </div>
                                    </div>

                                    <!-- Last Name -->
                                    <div class="col-md-3">
                                        <div class="form-group">
                                            <label class="form-label" for="last_name">Last Name <span
                                                    class="text-danger">*</span></label>
                                            <input type="text" placeholder="Last Name" class="form-control"
                                                id="last_name" name="last_name"
                                                value="{{ old('last_name', $student ? $student->last_name : '') }}"
                                                required>
                                        </div>
                                    </div>

                                    <!-- Birthdate -->
                                    <div class="col-md-2">
                                        <div class="form-group">
                                            <label class="form-label" for="birth_date">Birthdate <span
                                                    class="text-danger">*</span></label>
                                            <input type="date" class="form-control" id="birth_date" name="birth_date"
                                                value="{{ old('birth_date', $student ? $student->birth_date : '') }}">
                                        </div>
                                    </div>
                                </div>



                                <div class="row mb-3">
                                    <!-- Mobile Number -->
                                    <div class="col-md-3">
                                        <div class="form-group">
                                            <label class="form-label" for="mobile_number">Mobile Number <span
                                                    class="text-danger">*</span></label>
                                            <input type="number" placeholder="Mobile Number" class="form-control"
                                                id="mobile_number" name="mobile_number"
                                                value="{{ old('mobile_number', $student ? $student->mobile_number : '') }}"
                                                required>
                                        </div>
                                    </div>

                                    <!-- Email -->
                                    <div class="col-md-3">
                                        <div class="form-group">
                                            <label class="form-label" for="email">Email <span
                                                    class="text-danger">*</span></label>
                                            <input type="email" placeholder="Email" class="form-control" id="email"
                                                name="email" value="{{ old('email', $student ? $student->email : '') }}"
                                                required>
                                        </div>
                                    </div>

                                    <!-- Gender -->
                                    <div class="col-md-3">
                                        <div class="form-group">
                                            <label class="form-label" for="gender">Gender <span
                                                    class="text-danger">*</span></label>
                                            <select class="form-select form-control-sm datatable-input" id="gender"
                                                name="gender">
                                                <option value="">- Select -</option>
                                                <option value="Male"
                                                    {{ old('gender', isset($student) && $student->gender == 'Male' ? 'Male' : '') == 'Male' ? 'selected' : '' }}>
                                                    Male</option>
                                                <option value="Female"
                                                    {{ old('gender', isset($student) && $student->gender == 'Female' ? 'Female' : '') == 'Female' ? 'selected' : '' }}>
                                                    Female</option>
                                                <option value="Other"
                                                    {{ old('gender', isset($student) && $student->gender == 'Other' ? 'Other' : '') == 'Other' ? 'selected' : '' }}>
                                                    Other</option>
                                            </select>

                                        </div>
                                    </div>



                                </div>

                                <div class="row mb-3">
                                    <!-- Address Line 1 -->
                                    <div class="col-md-3">
                                        <div class="form-group">
                                            <label class="form-label" for="address_1">Address Line 1 <span
                                                    class="text-danger">*</span></label>
                                            <input type="text" placeholder="Address 1" class="form-control"
                                                id="address_1" name="address_1"
                                                value="{{ old('address_1', $student ? $student->address_1 : '') }}">
                                        </div>
                                    </div>

                                    <!-- Address Line 2 -->
                                    <div class="col-md-3">
                                        <div class="form-group">
                                            <label class="form-label" for="address_2">Address Line 2</label>
                                            <input type="text" placeholder="Address 2" class="form-control"
                                                id="address_2" name="address_2"
                                                value="{{ old('address_2', $student ? $student->address_2 : '') }}">
                                        </div>
                                    </div>

                                    <!-- Landmark -->
                                    <div class="col-md-3">
                                        <div class="form-group">
                                            <label class="form-label" for="landmark">Landmark</label>
                                            <input type="text" placeholder="Landmark" class="form-control"
                                                id="landmark" name="landmark"
                                                value="{{ old('landmark', $student ? $student->landmark : '') }}">
                                        </div>
                                    </div>

                                    <!-- State -->
                                    <div class="col-md-3">
                                        <div class="form-group">
                                            <label class="form-label" for="state">State <span
                                                    class="text-danger">*</span></label>
                                            <select class="form-select form-control-sm datatable-input select2" data-toggle="select2" id="state"
                                                name="state">
                                                <option value="">Select a state</option>
                                                @foreach ($states as $state)
                                                    <option value="{{ $state->id }}"
                                                        {{ old('state', $selectedState) == $state->id ? 'selected' : '' }}>
                                                        {{ $state->name }}
                                                    </option>
                                                @endforeach
                                            </select>
                                        </div>
                                    </div>
                                </div>

                            </div>

                            <div class="row mb-3">
                                <!-- City -->
                                <div class="col-md-3">
                                    <div class="form-group">
                                        <label class="form-label" for="city">City <span
                                                class="text-danger">*</span></label>
                                        <select class="form-select form-control-sm datatable-input" id="city"
                                            name="city">
                                            <option value="">Select a city</option>
                                            <!-- Cities will be populated via AJAX -->
                                        </select>
                                    </div>
                                </div>

                                <!-- Pincode -->
                                <div class="col-md-3">
                                    <div class="form-group">
                                        <label class="form-label" for="pincode">Pincode <span
                                                class="text-danger">*</span></label>
                                        <input type="text" placeholder="Pincode" class="form-control" id="pincode"
                                            name="pincode"
                                            value="{{ old('pincode', $student ? $student->pincode : '') }}">
                                    </div>
                                </div>



                                <!-- Profile Picture Upload -->
                                <div class="col-md-3">
                                    <div class="form-group">
                                        <label class="form-label" for="Profile_picture">Profile Picture</label>
                                        <input
                                            value="{{ old('profile_picture', $student ? $student->profile_picture : '') }}"
                                            type="file" class="form-control" id="profile_picture"
                                            name="profile_picture" accept="image/*">
                                        @if ($student && $student->profile_picture)
                                            <img src="{{ asset('storage/' . $student->profile_picture) }}"
                                                value="{{ $student->profile_picture }}" alt="Current Photo"
                                                style="max-width: 200px; margin-top: 10px;">
                                        @endif
                                    </div>
                                </div>

                                <!-- Status -->
                                <div class="col-md-3">
                                    <label class="form-label" for="status">Status: </label>
                                    <div class="form-check form-switch">
                                        <input type="checkbox" class="form-check-input" id="customSwitch1"
                                            name="status" value="1"
                                            {{ old('status', $student ? $student->status : 1) == 1 ? 'checked' : '' }}>
                                        <label class="form-check-label" for="customSwitch1">Active</label>
                                    </div>
                                </div>
                            </div>

                            <div class="row mb-3">

                            </div>

                            <div class="mb-3 text-end">
                                <button class="btn btn-primary mx-2" type="submit" name="submit"
                                    value="add">{{ $student ? 'Update' : 'Save' }}</button>
                                <a href="{{ route('admin.student.index') }}" class="btn btn-outline-danger">Cancel</a>
                            </div>
                    </div>
                    </form>

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


@section('scripts')
    <script src="{{ asset('assets/vendor/validation/jquery-validation.js') }}"></script>

    <script>
        @if(!isset($student))
            document.addEventListener('DOMContentLoaded', function() {
                // Function to update gender based on salutation selection
                function updateGender() {
                    const salutation = document.getElementById('salutation').value;
                    const genderSelect = document.getElementById('gender');

                    // Clear existing selection
                    genderSelect.value = '';

                    // Set gender based on salutation
                    if (salutation === 'Mr.') {
                        genderSelect.value = 'Male';
                    } else if (salutation === 'Mrs.' || salutation === 'Ms.') {
                        genderSelect.value = 'Female';
                    }
                }

                // Event listener to trigger gender change on salutation change
                document.getElementById('salutation').addEventListener('change', updateGender);

                // Call the function to update gender if salutation is already selected
                updateGender();
            });
        @endif

        document.addEventListener('DOMContentLoaded', function () {
            var stateSelect = $('#state');
            var citySelect = $('#city');
            var baseUrl = "{{ url('/') }}";

            // initialize select2
            stateSelect.select2();
            citySelect.select2();

            function fetchCities(stateId) {
                // Reset city dropdown
                citySelect.empty().append('<option value="">Select a city</option>');

                fetch(`${baseUrl}/cities/${stateId}`)
                    .then(response => response.json())
                    .then(data => {
                        data.forEach(city => {
                            var newOption = new Option(city.city, city.id, false, false);
                            citySelect.append(newOption);
                        });

                        // Refresh Select2 dropdown
                        citySelect.trigger('change');

                        // Set selected city
                        @if (old('city'))
                            citySelect.val("{{ old('city') }}").trigger('change');
                        @elseif ($selectedCity)
                            citySelect.val("{{ $selectedCity }}").trigger('change');
                        @endif
                    })
                    .catch(error => console.error('Error fetching cities:', error));
            }

            // Preload cities if state already selected
            if (stateSelect.val()) {
                fetchCities(stateSelect.val());
            }

            // Load cities when state changes
            stateSelect.on('change', function () {
                var stateId = $(this).val();
                if (stateId) {
                    fetchCities(stateId);
                } else {
                    citySelect.empty().append('<option value="">Select a city</option>').trigger('change');
                }
            });
        });
    </script>
    <script>
        $(document).ready(function() {
            $.validator.addMethod("pastDate", function(value, element) {
                const date = new Date(value); // Ensure value is correctly parsed
                return !isNaN(date) && date < new Date();
            }, "Birthdate cannot be today or in the future");

            $.validator.addMethod("under100", function(value, element) {
                const today = new Date();
                const birth_date = new Date(value);
                if (isNaN(birth_date)) return false; // Handle invalid dates
                const age = today.getFullYear() - birth_date.getFullYear();
                const month = today.getMonth() - birth_date.getMonth();
                if (month < 0 || (month === 0 && today.getDate() < birth_date.getDate())) {
                    age--;
                }
                return age < 100;
            }, "Birthdate must be for someone under 100 years old");
            $.validator.addMethod("noRepeatedDigits", function(value, element) {
                return !/^(\d)\1{9}$/.test(value);
            }, "Mobile number cannot be made up of repeated digits (e.g., 0000000000, 1111111111)");

            $.validator.addMethod("safeInput", function(value, element) {
                return /^[a-zA-Z\s]+$/.test(value);
            }, "Invalid characters in name");

            $.validator.addMethod("validEmailChars", function(value, element) {

                return /^[a-zA-Z0-9@.]+$/.test(value);
            }, "Email can only contain letters, numbers, '.' and '@' characters");

            $.validator.addMethod("validImageSize", function(value, element) {
                var file = element.files[0];
                if (file) {
                    var fileSize = file.size;
                    var validImage = /(\.jpg|\.jpeg|\.png|\.gif)$/i;
                    return fileSize <= 307200 && validImage.test(file.name);
                }
                return true;
            }, "Please upload an image larger than 300KB and in a valid format (JPG, JPEG, PNG, GIF)");

            $("#student_form").validate({
                rules: {
                    salutation: {
                        required: true,
                        maxlength: 5
                    },
                    first_name: {
                        required: true,
                        maxlength: 50,
                        safeInput: true
                    },
                    middle_name: {
                        maxlength: 50,
                        // safeInput: true
                    },
                    last_name: {
                        required: true,
                        maxlength: 50,
                        safeInput: true
                    },
                    birth_date: {
                        required: true,
                        date: true,
                        pastDate: true,
                        under100: true
                    },
                    mobile_number: {
                        required: true,
                        digits: true,
                        minlength: 10,
                        maxlength: 10,
                        noRepeatedDigits: true
                    },
                    email: {
                        required: true,
                        email: true,
                        maxlength: 100,
                        validEmailChars: true
                    },
                    gender: {
                        required: true
                    },

                    address_1: {
                        required: true,
                        maxlength: 255
                    },
                    address_2: {
                        maxlength: 255
                    },
                    landmark: {
                        maxlength: 255
                    },
                    city: {
                        required: true,
                        maxlength: 100
                    },
                    state: {
                        required: true,
                        maxlength: 100
                    },

                    pincode: {
                        required: true,
                        digits: true,
                        minlength: 5,
                        maxlength: 6
                    },
                    profile_picture: {
                        validImageSize: true
                    },

                },
                messages: {
                    salutation: {
                        required: "Please select a salutation",
                        maxlength: "Salutation cannot be longer than 5 characters"
                    },
                    first_name: {
                        required: "Please enter the first name",
                        maxlength: "First name cannot be longer than 50 characters"
                    },
                    middle_name: {
                        maxlength: "Middle name cannot be longer than 50 characters"
                    },
                    last_name: {
                        required: "Please enter the last name",
                        maxlength: "Last name cannot be longer than 50 characters"
                    },
                    birth_date: {
                        required: "Please enter a birthdate",
                        date: "Please enter a valid date",
                        pastDate: "Birthdate cannot be today or in the future",
                        under100: "Birthdate must be for someone under 100 years old"
                    },
                    mobile_number: {
                        required: "Please enter a mobile number",
                        digits: "Please enter only digits",
                        minlength: "Mobile number must be at least 10 digits",
                        maxlength: "Mobile number must not exceed 10 digits"
                    },
                    email: {
                        required: "Please enter an email address",
                        email: "Please enter a valid email address",
                        maxlength: "Email address cannot be longer than 100 characters",
                        validEmailChars: "Email can only contain letters, numbers, '.' and '@' characters"
                    },
                    gender: {
                        required: "Please select a gender"
                    },

                    address_1: {
                        required: "Please enter address line 1",
                        maxlength: "Address line 1 cannot be longer than 255 characters"
                    },
                    address_2: {
                        maxlength: "Address line 2 cannot be longer than 255 characters"
                    },
                    landmark: {
                        required: "Please enter a City",
                        maxlength: "Landmark cannot be longer than 255 characters"
                    },
                    city: {
                        required: "Please select a city",
                        maxlength: "City cannot be longer than 100 characters"
                    },
                    state: {
                        required: "Please select a state",
                        maxlength: "State cannot be longer than 100 characters"
                    },
                    pincode: {
                        required: "Please enter a pincode",
                        digits: "Please enter only digits",
                        minlength: "Pincode must be at least 5 digits",
                        maxlength: "Pincode must not exceed 6 digits"
                    },
                    profile_picture: {
                        validImageSize: "Please upload an image larger than 300 KB and in a valid format (JPG, JPEG, PNG, GIF)"
                    },

                },
                errorClass: "invalid-feedback",
                errorElement: 'span',
                errorPlacement: function(error, element) {
                    error.addClass('text-danger');
                    if (element.hasClass("select2-hidden-accessible")) {
                        // Place error after the Select2 container
                        error.insertAfter(element.next('.select2'));
                    } else {
                        error.insertAfter(element);
                    }

                    // Display the box alert with error messages
                    let errorMessages = [];
                    $('#student_form').find('.invalid-feedback').each(function() {
                        errorMessages.push($(this).text());
                        if ($(element).hasClass("select2-hidden-accessible")) {
                            $(element).next('.select2').find('.select2-selection').addClass('is-invalid');
                        }
                    });
                    if (errorMessages.length > 0) {
                        $('#error_messages').html(errorMessages.join('<br>')).show();
                        if ($(element).hasClass("select2-hidden-accessible")) {
                            $(element).next('.select2').find('.select2-selection').removeClass('is-invalid');
                        }
                    }
                },
                highlight: function(element, errorClass) {
                    $(element).addClass('is-invalid');
                },
                unhighlight: function(element, errorClass) {
                    $(element).removeClass('is-invalid');
                },
                submitHandler: function(form) {
                    $('#error_messages').hide();
                    form.submit();
                },
                unhighlight: function(element, errorClass, validClass) {
                    $(element).addClass('is-valid').removeClass('is-invalid');
                }
            });

            $('#state, #city').on('change select2:select', function () {
                $(this).valid();
            });
        });
    </script>
@endsection