@extends('layouts.main')

@section('content')
    @php
        $protocolData = $protocol->slug;
    @endphp
    <div class="content container-fluid">
        <div class="page-header">
            <a href="{{ route('protocols-two.index', [$protocolData, $protocolLevelOne->id]) }}" class="text-dark"><x-back-button /> Back</a>
            <div class="row align-items-center">
                <div class="col pt-3">
                    <!-- <h3 class="page-title">Edit Protocol</h3> -->
                    <ul class="breadcrumb">
                        <li class="breadcrumb-item"><a href="{{ route('protocols.index', $protocolData) }}">All Protocols</a></li>
                        <li class="breadcrumb-item active">Edit Protocol</li>
                    </ul>
                </div>
            </div>
        </div>

        <div class="row">
            <div class="col-sm-12">
                <div class="card">
                    <div class="card-body">
                        <form action="{{ route('protocols-two.update', [$protocolData, $protocolLevelOne->id, $protocolLevelTwo->id]) }}" id="section-level" method="POST" enctype="multipart/form-data">
                            <input type="hidden" name="_method" value="PUT">
                            <input type="hidden" name="_token" value="{{ csrf_token() }}">
                            <div class="row">
                                <div class="col-12">
                                    <h5 class="form-title"><span>Protocol Information - {{ $protocol->name }}</span></h5>
                                </div>
                                <div class="col-12 col-sm-12">
                                    <div class="form-group local-forms mb-4">
                                        <label>Title <span class="login-danger">*</span></label>
                                        <textarea id="title" class="form-control @error('title') is-invalid @enderror" name="title" rows="8" cols="80" placeholder="Write title..">{{ old('title', $protocolLevelTwo->title) }}</textarea>
                                        @error('title')
                                            <div class="invalid-feedback">
                                                <span class="text-danger">{{ $message }}</span>
                                            </div>
                                        @enderror
                                    </div>
                                </div>
                                <div class="col-12 col-sm-12">
                                    <div class="form-group local-forms mb-4">
                                        <label>Description <span class="login-danger">*</span></label>
                                        <div id="text-section">
                                            <textarea id="description" class="form-control @error('description') is-invalid @enderror" name="description" rows="8" cols="80">{{ old('description', $protocolLevelTwo->description) }}</textarea>
                                            @error('description')
                                                <div class="invalid-feedback">
                                                    <span class="text-danger">{{ $message }}</span>
                                                </div>
                                            @enderror
                                        </div>
                                    </div>
                                </div>
                                <div class="col-12 col-sm-12">
                                    <div class="form-group local-forms mb-4">
                                        <label>PDF <span class="login-danger"></span></label>
                                        <div id="pdf-section">
                                            <input type="file" id="pdf_file" class="form-control @error('pdf_file') is-invalid @enderror" name="pdf_file" accept="application/pdf">
                                            @if ($protocolLevelTwo->pdf)
                                                <a href="{{ asset('storage' . $protocolLevelTwo->pdf) }}" target="_blank">View Docuemnt</a>
                                            @endif
                                            @error('pdf_file')
                                                <div class="invalid-feedback">
                                                    <span class="text-danger">{{ $message }}</span>
                                                </div>
                                            @enderror
                                        </div>
                                    </div>
                                </div>
                                <div class="col-12 col-sm-12">
                                    <div class="form-group local-forms mb-4">
                                        <label>Tags <span class="login-danger"></span></label>
                                        {{-- <input id="tags" class="form-control @error('tags') is-invalid @enderror" name="tags" type="text" placeholder="" value="{{ old('tags', $protocolLevelTwo->tags) }}" /> --}}
                                        <select class="multi-select form-control @error('tags') is-invalid @enderror" name="tags[]" multiple="multiple">
                                            @if (!empty($protocolLevelTwo->tags))
                                                @foreach (explode(',', $protocolLevelTwo->tags) as $tag)
                                                    <option value="{{ trim($tag) }}" selected>{{ trim($tag) }}</option>
                                                @endforeach
                                            @endif
                                        </select>
                                        @error('tags')
                                            <div class="invalid-feedback">
                                                <span class="text-danger">{{ $message }}</span>
                                            </div>
                                        @enderror
                                        <button class="btn btn-primary mt-2" id="tagsGenreate">Generate Tags</button>
                                        <a href="{{ route('exists-tags') }}" class="btn btn-primary mt-2" target="_blank"><i class="fas fa-eye"></i> View Existing Tags</a>
                                    </div>
                                </div>
                                @if ($protocolLevelTwo->video->count() > 0)
                                    <div class="previous-video row mb-3">
                                        @foreach ($protocolLevelTwo->video as $video)
                                            <div class=" col-2 position-relative">
                                                <div class="previous-video-row">
                                                    <div class="video-blar">
                                                        <video src="{{ asset('storage' . $video->file) }}" class="w-100" controls height="150px"></video>
                                                        <div class="d-flex justify-content-between">
                                                            <p>{{ $video->title }}</p>
                                                            <a href="javascript:void(0)" data-id="{{ $video->id }}" class="previous-video-remove ms-2"><i class="fas fa-trash text-danger"></i></a>
                                                        </div>
                                                    </div>
                                                    <a href="javascript:void(0)" data-id="{{ $video->id }}" class="previous-video-undo text-white fs-5"><i class="fas fa-rotate-left"></i>Undo</a>
                                                </div>
                                            </div>
                                        @endforeach
                                    </div>
                                @endif
                                <input type="hidden" name="remove_videos" class="remove_videos" value="">

                                <div class="col-12">
                                    <div class="add-table-column-items">
                                        <div class="add-row row">
                                            <div class="col">
                                                <input type="file" name="video[]" accept="video/*" class="form-control video-input">
                                                <div class="text-danger video-error" style="display:none;"></div>
                                            </div>
                                            <div class="col">
                                                <input type="text" name="video_title[]" class="form-control title-input">
                                                <div class="text-danger title-error" style="display:none;"></div>
                                            </div>
                                            <div class="col-1 add-remove text-center">
                                                <a href="javascript:void(0);" class="add-column-btn me-2 btn btn-primary"><i class="fas fa-plus-circle"></i></a>
                                            </div>
                                        </div>
                                    </div>
                                </div>

                                <div class="col-12">
                                    <div class="student-submit">
                                        <button type="submit" id="level-form" class="btn btn-primary">Submit</button>
                                        {{-- <button type="button" class="btn btn-secondary preview-btn" data-bs-toggle="modal" data-bs-target="#scrollable-modal" onclick="previewModel(this)">Preview</button> --}}
                                    </div>
                                </div>
                            </div>
                        </form>
                    </div>
                </div>
            </div>
        </div>
    </div>
@endsection
@push('script')
    <script>
        $(document).ready(function() {
            $(".multi-select").select2({
                    closeOnSelect: false,
                    tags: true,
                    tokenSeparators: [','],
                    minimumInputLength: 0,
                    ajax: {
                        url: '/suggest-tags?type=level_one',
                        dataType: 'json',
                        delay: 250,
                        data: function(params) {
                            return {
                                term: params.term || '' // Send empty string if no term
                            };
                        },
                        processResults: function(data) {
                            return {
                                results: data.results
                            };
                        }
                    }
                })
                .on('select2:selecting', function(e) {
                    var selectedCount = $(this).select2('data').length;

                    let maxTags = "{{ config('app.maxTag') }}";
                    if (selectedCount >= maxTags) {
                        e.preventDefault(); // BLOCK selection
                        swal("You’ve reached the maximum number of tags", {
                            icon: "warning"
                        });
                    }
                })
                .on('select2:select', function(e) {
                    var $select = $(this);
                    $('.select2-search__field').val('').trigger('input');
                    setTimeout(function() {
                        $select.select2('close');
                    }, 50);
                });
        });
        $(document).on('change', '.video-input', function() {
            const file = this.files[0];
            const maxSizeMB = 2;
            if (file && file.size > maxSizeMB * 1024 * 1024) {
                swal({
                    text: "File size must be less than 2MB.",
                    icon: "warning",
                });
                $(this).val('');
            }
        });

        let removeVideos = [];
        $('.previous-video-undo').hide();
        $(".previous-video").on('click', '.previous-video-remove', function() {
            const row = $(this).closest('.previous-video-row');
            const videoblur = row.find('.video-blar');
            const viewBtn = row.find('.previous-video-view');
            const videoTag = row.find('video');
            videoTag.removeAttr('controls');
            viewBtn.addClass('opacity-50 pe-none');
            videoblur.addClass('blur');
            $(this).hide();
            const undoBtn = row.find('.previous-video-undo');
            undoBtn.show();
            removeVideos.push($(this).data('id'));
            console.log(removeVideos);
            $('.remove_videos').val(removeVideos);
            return false;
        });


        $(".previous-video").on('click', '.previous-video-undo', function() {
            const row = $(this).closest('.previous-video-row');
            const videoblur = row.find('.video-blar');
            const viewBtn = row.find('.previous-video-view');
            const removeBtn = row.find('.previous-video-remove');
            const videoTag = row.find('video');
            videoTag.attr('controls', true);
            viewBtn.removeClass('opacity-50 pe-none');
            videoblur.removeClass('blur');
            removeBtn.show();
            $(this).hide();
            removeVideos = removeVideos.filter(value => value !== $(this).data('id'));
            console.log(removeVideos);

            $('.remove_videos').val(removeVideos);
            return false;
        });

        $(".add-table-column-items").on('click', '.remove-column-btn', function() {
            $(this).closest('.add-row').remove();
            return false;
        });
        $(document).on("click", ".add-column-btn", function() {
            var experiencecontent = '<div class="row mt-2 add-row">' +
                '<div class="col">' +
                '<input type="file" name="video[]" accept="video/*" class="form-control video-input">' +
                '<div class="text-danger video-error" style="display:none;"></div>' +
                '</div>' +
                '<div class="col">' +
                '<input type="text" name="video_title[]" class="form-control title-input">' +
                '<div class="text-danger title-error" style="display:none;"></div>' +
                '</div>' +
                '<div class="col-1 add-remove text-center">' +
                '<a href="javascript:void(0);" class="remove-column-btn btn btn-danger me-2"><i class="feather-trash-2"></i></a>' +
                '</div>' +
                '</div>';
            $(".add-table-column-items").append(experiencecontent);
            return false;
        });

        $(document).on('click', "#level-form", function(e) {
            e.preventDefault();
            var hasError = false;

            // Clear previous errors
            $(".video-error, .title-error").text('').hide();

            $(".add-row").each(function() {
                var videoInput = $(this).find('.video-input');
                var titleInput = $(this).find('.title-input');
                var video = videoInput.val().trim();
                var title = titleInput.val().trim();

                var videoError = $(this).find('.video-error');
                var titleError = $(this).find('.title-error');

                if (video && !title) {
                    titleError.text("Please enter a title for the selected video.").show();
                    hasError = true;
                } else if (!video && title) {
                    videoError.text("Please upload a video file for the entered title.").show();
                    hasError = true;
                }
            });

            if (!hasError) {
                $('#section-level').submit();
            }
            return false;
        });
    </script>
@endpush
@push('tag-script')
    <script>
        $(document).on("click", "#tagsGenreate", function(e) {
            e.preventDefault();

            let description = getDescriptionValue().trim();;

            let selectbox = $(".multi-select");

            let maxTags = "{{ config('app.maxTag') }}";
            let selectedCount = selectbox.select2('data').length;

            if (description === "") {
                swal("Please enter description first!", {
                    icon: "warning"
                });
                return false;
            }
            if (selectedCount >= maxTags) {
                swal("You’ve reached the maximum number of tags; no more can be generated.", {
                    icon: "warning"
                });
                return false;
            }

            swal({
                    title: "Do you want to replace all existing tags or add new tags to the current list?",
                    icon: "warning",
                    buttons: true,
                    dangerMode: true,
                    closeOnClickOutside: false,
                    buttons: {
                        cancel: {
                            text: "Cancel",
                            visible: true
                        },
                        add: {
                            text: "Add",
                            value: "add",
                            className: "btn-primary"
                        },
                        replace: {
                            text: "Replace",
                            value: "replace",
                            className: "btn-secondary"
                        }
                    },
                })
                .then((value) => {
                    if (value === "replace") {
                        selectbox.val(null).empty().trigger("change");
                        tagsGenreate();
                    } else if (value === "add") {
                        tagsGenreate();
                    }
                });
        });

        function tagsGenreate() {
            let description = getDescriptionValue().trim();
            let select = $(".multi-select");
            $("#tagsGenreate").html("Generating...").prop("disabled", true);
            $.ajax({
                url: "{{ route('tags.generate') }}",
                type: "POST",
                data: {
                    description: description,
                    _token: "{{ csrf_token() }}"
                },
                success: function(res) {
                    $("#tagsGenreate").html("Generate Tags").prop("disabled", false);

                    if (res.success) {
                        let tagsString = res.data.trim();
                        let tagList = tagsString.split(',').map(tag => tag.trim());
                        tagList.forEach(tag => {
                            if (tag !== "") {
                                if (select.find("option[value='" + tag + "']").length === 0) {
                                    let newOption = new Option(tag, tag, true, true);
                                    select.append(newOption).trigger("change");
                                }
                            }
                        });
                        swal("Tags Generated!", {
                            icon: "success"
                        });
                    }
                },
                error: function() {
                    $("#tagsGenreate").html("Generate Tags").prop("disabled", false);
                    swal("Error generating tags!", {
                        icon: "error"
                    });
                }
            });
        }
    </script>
@endpush