@extends('employee.app')
@section('title', __('employeeAffairs.add_change_entity'))
@section('content')
    @include('components.errors')
    <div class="card mb-3">
        <div class="card-body">
            <div class="row flex-between-center">
                <div class="col-md">
                    <h5 class="mb-2 mb-md-0">@lang('employeeAffairs.add_change_entity') ({{ $employee->fullName() }})</h5>
                    <hr>
                </div>
            </div>

            <div class="row flex-between-center my-3">
                <form action="{{ route('change_entity.store') }}" method="POST" class="row" enctype="multipart/form-data">
                    @csrf
                    {{-- row 1  --}}
                    <div class="row mb-2">
                        <input type="hidden" value="{{ $employee->id }}" name="employee_id">
                        <input type="hidden" value="{{ $employee->entity_id }}" name="from_entity_id" id="from">
                        <h5 class="d-inline-block col-md-2 mb-3 text-center text-danger fw-bold">@lang('employeeAffairs.from_entity_id') : </h5>
                        @foreach ($employeeEntities as $ancestor)
                            <div class="mb-3 col-md-3">
                                <select class="form-select" aria-label="Select {{ $ancestor->name }}" disabled>
                                    <option value="{{ $ancestor->id }}" selected>{{ $ancestor->name }}</option>
                                </select>
                            </div>
                        @endforeach
                    </div>
                    <hr>
                        <div class="row mb-2" id="childs-container">
                            <h5 class="d-inline-block col-md-2 mb-3 text-center text-success fw-bold">@lang('employeeAffairs.to_entity_id') :
                            </h5>
                            <div class="mb-3 col-md-3">
                                <select class="form-select border-success" aria-label="Default select example" disabled
                                    id="preview">
                                    <option>@lang('employeeAffairs.new_to_entity')</option>
                                </select>
                                <input type="hidden" name="to_entity_id" id="to">
                            </div>
                            <div class="mb-3 col-md-3">
                                <select class="form-select" aria-label="Default select example"
                                    onchange="getChilds(this.value)">
                                    <option selected disabled>@lang('employeeAffairs.select_to_entity_id')</option>
                                    @foreach ($entities as $entity)
                                        <option value="{{ $entity->id }}">{{ $entity->name }}</option>
                                    @endforeach
                                </select>
                            </div>
                        </div>
                    <hr>

                        <div class="row mb-2">
                            <div class="mb-3 col-md-3">
                                <label for="decision_number" class="form-label">@lang('employeeAffairs.decision_number') </label>
                                <input type="text" name="decision_number" class="form-control" id="decision_number"
                                    value="{{ old('decision_number') }}" required>
                            </div>
                            <div class="mb-3 col-md-3">
                                <label for="decision_date" class="form-label">@lang('employeeAffairs.decision_date') </label>
                                <input type="date" name="decision_date" class="form-control" id="decision_date"
                                    value="{{ old('decision_date') }}" required>
                            </div>
                        </div>

                    {{-- row 2  --}}
                    <div class="row">
                        <div class="form-group col-md-4">
                            <label for="attachment_type_id">@lang('employeeAffairs.attachment_types')</label>
                            <select class="form-select" aria-label="Default select example" name="attachment_type_id">
                                <option selected disabled>@lang('employeeAffairs.select_attachment_type')</option>
                                @foreach ($attachmentTypes as $attachmentType)
                                    <option value="{{ $attachmentType->id }}">{{ $attachmentType->name }}</option>
                                @endforeach
                            </select>
                        </div>

                        <div class="form-group col-md-4 mb-2">
                            <label for="decision_date" class="form-label">@lang('employeeAffairs.attachment') </label>
                            <input class="form-control" id="attachment" type="file" name="attachment">
                        </div>
                    </div>
                    <img id="imagePreview" src="" alt="Preview"
                        style="display:none; width: 150px; height: 150px; object-fit: contain; margin-top: 10px; border: 1px solid black;">
                    {{-- row 3  --}}
                    <div class="row mb-2">
                        <div class="form-group col-md-12">
                            <label class="form-label" for="exampleFormControlTextarea1">@lang('student.notes')</label>
                            <textarea class="form-control" id="exampleFormControlTextarea1" rows="3" name="notes"></textarea>
                        </div>

                    </div>
                    <div class="row my-2">
                        <a href="{{ route('change_entity.index', $employee->id) }}"
                            class="btn btn-primary col-md-2 ms-3">@lang('employeeAffairs.back')</a>
                        <button type="submit" class="btn btn-success col-md-2 ms-3">@lang('employeeAffairs.change')</button>
                    </div>

                </form>

            </div>
        </div>
    </div>
    <script>
        // preview image 
        document.getElementById('attachment').addEventListener('change', function(event) {
            const file = event.target.files[0];
            if (file && file.type.startsWith('image/')) {
                const reader = new FileReader();
                reader.onload = function(e) {
                    const imagePreview = document.getElementById('imagePreview');
                    imagePreview.src = e.target.result;
                    imagePreview.style.display = 'block';
                }
                reader.readAsDataURL(file);
            } else {
                document.getElementById('imagePreview').style.display = 'none';
            }
        });

        // for ajax 
        function getChilds(parent_id) {
            let container = document.getElementById("childs-container");
            let preview = document.getElementById("preview");
            let from = document.getElementById("from").value;
            $.ajax({
                url: "{{ route('getchilds', ':parent_id') }}".replace(':parent_id', parent_id),
                type: 'GET',
                success: function(response) {
                    var divElement = document.createElement('div');
                    divElement.classList.add('mb-3', 'col-md-3');

                    // Create the new select element
                    var selectElement = document.createElement('select');
                    selectElement.classList.add('form-select');
                    // selectElement.setAttribute('aria-label', 'Default select example');

                    // Event listener to get child entities of the selected option
                    selectElement.addEventListener('change', function() {
                        // Store the text of the currently selected option
                        lastSelectedText = this.options[this.selectedIndex].textContent;

                        preview.innerHTML = '';
                        var previewOption = document.createElement('option');
                        previewOption.textContent = lastSelectedText;
                        previewOption.selected = true;
                        preview.appendChild(previewOption);

                        getChilds(this.value);
                    });

                    var defaultOption = document.createElement('option');
                    defaultOption.value = '';
                    defaultOption.textContent = "@lang('employeeAffairs.select_to_entity_id')";
                    defaultOption.selected = true;
                    defaultOption.disabled = true;
                    selectElement.appendChild(defaultOption);

                    entity_id = parent_id;

                    response.forEach(element => {
                        if (element.id != entity_id && element.id != from) {
                            var option = document.createElement('option');
                            option.value = element.id;
                            option.textContent = element.name;
                            selectElement.appendChild(option);
                        }
                    });

                    // Append the select element inside the div
                    divElement.appendChild(selectElement);

                    // Append the new div with select into the container
                    container.appendChild(divElement);

                    // Update the hidden input with the latest entity_id
                    document.getElementById('to').value = entity_id;
                },
                error: function(xhr, status, error) {
                    console.log('Error:', error);
                }
            });
        }
    </script>
@endsection