<?php

namespace App\Admin\Controllers;

use App\Admin\Repositories\SiteAlbum;
use App\Admin\Repositories\SiteAlbumFolder;
use App\Admin\Repositories\SiteAlbumLog;
use App\Admin\Repositories\SitePreviewVideo;
use App\Libraries\CommonHelper;
use App\Models\SiteAlbumFolder as SiteAlbumFolderModel;
use Dcat\Admin\Form;
use Dcat\Admin\Grid;
use Dcat\Admin\Show;
use Dcat\Admin\Http\Controllers\AdminController;
use Dcat\Admin\Layout\Content;
use Dcat\Admin\Admin;
use App\Admin\Repositories\NullRepository;
use Dcat\Admin\Traits\HasUploadedFile;
use Illuminate\Support\Facades\Cache;
use function Symfony\Component\Translation\t;

class SiteAlbumController extends AdminController
{
    use HasUploadedFile;

    public function title()
    {
        return admin_trans( 'admin.album');
    }

    /**
     * page index
     */
    public function index(Content $content)
    {
        //记录folder_id
        $folderId = isset($_GET['folder_id']) ? intval($_GET['folder_id']) : 0;
        //保存临时变量
        setTempValue('folderId', $folderId);

        $html =  $content
            ->header(admin_trans( 'admin.album'))
            ->body($this->indexForm());
        $html = $html->render();

        //删除第一个formID对应的JS代码
        preg_match('/<form[^>]*id="([^"]*)"[^>]*>/', $html, $matches);
        if (isset($matches[1])) {
            $formId = $matches[1]; // 获取 id 的值
           // echo "找到的 form id: " . $formId . "\n";
            // 2. 根据 id 值，删除对应的 JavaScript 代码
            $pattern = '/\$\(\'#' . preg_quote($formId, '/') . '\'\)\.form\(\{.*?\}\);/s';
            $html = preg_replace($pattern, '', $html);
        }
        //把第一个form标签替换成div标签
        $html = preg_replace('/<form([^>]*)>(.*?)<\/form>/s', '<div$1>$2</div>', $html, 1);
        return $html;
    }

    protected function indexForm()
    {
        return Form::make(new NullRepository(), function (Form $form) {
            $form->action('/site-album');
            $folderModel = new SiteAlbumFolderModel();
            $folderTree = $folderModel->allNodes();
            $form->block(2, function (Form\BlockForm $form) use ($folderTree) {
                $type = [
                    'default'  => [
                        'icon' => true,
                    ],
                ];
                $plugins = ['types'];
                $form->tree()
                    ->setTitleColumn('title')
                    ->nodes($folderTree)
                    ->type($type)
                    ->plugins($plugins)
                    ->width(12,0);
            });

            $form->block(10, function (Form\BlockForm $form)  {
                $form->html($this->grid())->width(12);
            });
            //以下JS代码用于点击文件夹时，自动跳转到相应页面
            Admin::script(
<<<JS
// 使用定时器检测容器是否存在
const interval = setInterval(() => {
    const containerUl = document.getElementsByClassName('jstree-node');
    if (containerUl.length > 0) {
        clearInterval(interval); // 找到容器后停止检测
        // 以下是原有逻辑（已优化）
        const folderId = $('select[name="folder_id"]').data('value'); // 提取 folderId 到外层，避免重复查询[1](@ref)
        const anchors = document.querySelectorAll('a.jstree-anchor');

        anchors.forEach(anchor => {
            const id = anchor.id.split('_')[0];
            const href = `/prime-control/site-album?folder_id=`+id;

            // 绑定点击事件（阻止默认行为）
            anchor.addEventListener('click', event => {
                event.preventDefault();
                window.location.href = href;
            });

            // 高亮当前节点
            if (folderId == id) {
                anchor.classList.add('jstree-clicked');
            }
        });
    }
}, 100); // 每100ms检测一次

        const firstCheckbox = document.querySelector('.vs-checkbox-primary');
        // 如果找到元素，则隐藏它
        if (firstCheckbox) {
            firstCheckbox.style.display = 'none';
        }
        //清空_previous_
        const input = document.querySelector('input[name="_previous_"]');
        if (input) {
            // 清空其值
            input.value = '';
        }
JS
                );
        });
    }

    protected function grid()
    {
        return Grid::make(new SiteAlbum(), function (Grid $grid) {
            //默认分页条数
            $grid->paginate(config('admin.per_page'));
            $grid->column('id')->sortable();
            $grid->column('cover')->display(function ($images) {
                $images = json_decode($images);
                // 限制最多显示2个缩略图
                $dataImages = array_slice($images, 0, 1);
                return CommonHelper::displayImage($dataImages,80);
            });
            $grid->column('title',admin_trans_label('product_name'));
            //$grid->column('title_en');
            $grid->column('model');
            $grid->column('folder_id',admin_trans_label('folder'))
                ->display(function ($folder_id) {
                    $folderModel = new SiteAlbumFolderModel();
                    $folderName = $folderModel->find($folder_id)->title;
                    return $folderName;
                });
            $grid->column('order');
            $grid->column('enabled')->using(admin_trans_array(config('dictionary.enabled'))) ->label([
                0 => 'danger',
                1 => 'success',
            ]);
            $grid->column('status')->display(function ($status) {
                $updated_at = $this->updated_at->format('Y-m-d H:i:s');
                //三个月前显示待更新
                if (time() - strtotime($updated_at) > 90 * 24 * 3600) {
                    return '<span class="label label-warning" style="background:#dda451">待更新</span>';
                } else {
                    return '<span class="label label-success" style="background:#21b978">正常</span>';
                }
            });
            $grid->column('missing_content')->display(function ($missing_content) {
                $missing_content = [];
                if ($this->cover == '[]') {$missing_content[] = '主图';}
                if ($this->text_detail == '') {$missing_content[] = '文字介绍';}
                if ($this->en_detail == '[]') {$missing_content[] = '英文详情页';}
                if ($this->cn_detail == '[]') {$missing_content[] = '中文详情页';}
                if ($this->video == '[]') {$missing_content[] = '视频';}
                if ($this->poster == '[]') {$missing_content[] = '海报';}
                if ($this->cert == '[]') {$missing_content[] = '证书';}
                if ($this->pdf == '[]') {$missing_content[] = 'PDF';}
                return implode(' / ', $missing_content);
            });
            // 筛选
            $grid->filter(function (Grid\Filter $filter) {
                $selectOptions = SiteAlbumFolderModel::selectOptions();
                unset($selectOptions[0]);
                $filter->panel();
                $filter->expand();
                $filter->like('model')->width(2);
                $filter->equal('folder_id',admin_trans_label('folder'))->select($selectOptions)->width(3);
                $filter->where('status', function ($query) {
                    $status = $this->input;
                    // 自定义查询逻辑
                    if ($status == 1) {
                        // 三个月内的
                        $query->where('updated_at', '>=', date('Y-m-d H:i:s', strtotime('-3 month')));
                    } else {
                        // 三个月前的
                        $query->where('updated_at', '<', date('Y-m-d H:i:s', strtotime('-3 month')));
                    }
                })->select(admin_trans_array(config('dictionary.album_status')))->width(3);
            });

            $grid->disableViewButton();
            $grid->disablePerPages();
            $grid->disableRefreshButton();
            $grid->model()->orderBy('order', 'desc')->orderBy('id', 'desc');
            //弹窗大小
            $grid->setDialogFormDimensions('830px','670px');
        });
    }

    protected function form()
    {
        $thisObj = $this;
        return Form::make(new SiteAlbum(), function (Form $form) use ($thisObj) {
            if ($form->isEditing()) {
                $form->title("编辑 | " . $form->model()->title);
            }

            $form->width(9, 1);
            $form->disableViewButton();
            $form->disableViewCheck();
            $form->saving(function (Form $form) use ($thisObj) {
                //处理video
                $videos = $form->input('video');
                if ($videos) {
                    foreach ($videos as $key => $value) {
                        if (empty($value['cover']) && $value['_remove_'] != 1) {
                            //自动生成封面
                            $result = $thisObj->autoGenerateCover($value['video_src']);
                            if ($result['status']) {
                                $videos[$key]['cover'] = $result['path'];
                            } else {
                                return $form->response()->error($result['msg']);
                            }
                        }
                    }
                } else {
                    $videos = [];
                }
                $form->input('video', $videos);
                //处理pdf
                $pdfs = $form->input('pdf');
                $pdfs = empty($pdfs) ? [] : $pdfs;
                $form->input('pdf', $pdfs);
                //记录日志
                if (!$form->isCreating()) {
                    $id = $form->getKey();
                    $cacheKey = 'album_log_'.$id;
                    Cache::add($cacheKey, json_encode($form->model()->toArray()), 3600);
                }
            });

            $form->saved(function (Form $form) {
                $id = $form->getKey();
                if (empty($form->input('model')) == false) {

                    $action = $form->isCreating() ? 'add' : 'edit';
                    if ($action == 'add') {
                        $oldData = "[]";
                    } else {
                        $oldData = Cache::get('album_log_'. $id);
                        Cache::forget('album_log_'. $id);
                    }
                    SiteAlbumLog::log($action, $id,$form->input('model'),$oldData);
                }
                //更新site_preview_video表
                $video = $form->input('video');
                $data = [];
                foreach ($video as $value) {
                    if ($value['_remove_'] != 1){
                        $data[] = ['cover'=>$value['cover'],'video_title'=>$value['video_title'],'video_en_title' => $value['video_en_title'],'video_src'=>$value['video_src']];
                    }
                }
                SitePreviewVideo::updatePreviewVideo($id,$data);
            });

            $form->tab(admin_trans_label('basic_info'), function (Form $form) {
                $selectOptions = SiteAlbumFolder::selectOptions();
                unset($selectOptions[0]);
                $folderId = getTempValue('folderId');
                if ($folderId == 0) {
                    $folderId = array_key_first($selectOptions);
                }
                $form->select('folder_id')->options($selectOptions)->default($folderId)->required();
                $form->text('title',admin_trans_label('product_name'))->required();
                $form->text('title_en',admin_trans_label('product_name_en'))->required();
                $form->text('model')->required();
                $form->table('parameters',admin_trans_label('attribute_name'), function (Form\NestedForm $table) {
                    $table->text('key')->required();
                    $table->text('value')->required();
                })->setView('admin.form_custom.hasmanytable')
                ->saving(function ($input) {
                    return json_encode($input);
                });
                $form->number('order')
                    ->default(0)
                    ->rules('numeric');
                $form->switch('enabled')->default(1);

            })->tab(admin_trans_label('cover'), function (Form $form) {
                $form->multipleImage('cover')
                    ->retainable()//禁止删OSS图
                    ->sortable() // 可拖动排序
                    ->removable() // 可移除图片
                    ->autoUpload() // 自动上传
                    ->uniqueName()
                    ->limit(config('admin.upload.oss_image.limit'))
                    ->accept(config('admin.upload.oss_image.accept'))
                    ->maxSize(config('admin.upload.oss_image.max_size'))
                    ->dir(config("admin.upload.directory.image").'/uploads/'.date("Ym"))
                    ->saving(function ($images) use ($form) {
                        return json_encode($images);
                    });
            })->tab(admin_trans_label('text_detail'), function (Form $form) {
                $form->editor('text_detail',admin_trans_label('text_detail'));
            })->tab(admin_trans_label('en_detail'), function (Form $form) {
                $form->multipleImage('en_detail')
                    ->retainable()//禁止删OSS图
                    ->sortable() // 可拖动排序
                    ->removable() // 可移除图片
                    ->autoUpload() // 自动上传
                    ->uniqueName()
                    ->limit(config('admin.upload.oss_image.limit'))
                    ->accept(config('admin.upload.oss_image.accept'))
                    ->maxSize(config('admin.upload.oss_image.max_size'))
                    ->dir(config("admin.upload.directory.image").'/uploads/'.date("Ym"))
                    ->saving(function ($images) use ($form) {
                        return json_encode($images);
                    });
            })->tab(admin_trans_label('cn_detail'), function (Form $form) {
                $form->multipleImage('cn_detail')
                    ->retainable()//禁止删OSS图
                    ->sortable() // 可拖动排序
                    ->removable() // 可移除图片
                    ->autoUpload() // 自动上传
                    ->uniqueName()
                    ->limit(config('admin.upload.oss_image.limit'))
                    ->accept(config('admin.upload.oss_image.accept'))
                    ->maxSize(config('admin.upload.oss_image.max_size'))
                    ->dir(config("admin.upload.directory.image").'/uploads/'.date("Ym"))
                    ->saving(function ($images) use ($form) {
                        return json_encode($images);
                    });
            })->tab(admin_trans_label('video'), function (Form $form) {
                $count = 0;
                $form->hasMany('video', function (Form\NestedForm $form)  use (&$count) {
                    $videos = $form->model()->video;
                    $imgArray = "";
                    if ($videos) {
                        $videos = json_decode($videos,true);
                        foreach ($videos as $key => $value) {
                            if ($value['cover'] && $key == $count-1) {
                                $imgArray = [$value['cover']];
                            }
                        }
                    }
                    $imgHtml = CommonHelper::displayImage($imgArray);
                    $form->html($imgHtml,admin_trans_label('image_preview'));
                    $count++;

                    $form->text('video_title',admin_trans_label('video_title'))->required();
                    $form->text('video_en_title',admin_trans_label('video_en_title'))->required();
                    $form->hidden('cover',admin_trans_label('video_cover'))->placeholder('自动生成')->readOnly();

                    $form->tradFile('video_src')
                        ->retainable()//禁止删OSS图
                        ->removable() // 可移除图片
                        ->autoUpload() // 自动上传
                        ->uniqueName()//
                        ->downloadable()
                        ->accept(config('admin.upload.oss_video.accept'))
                        ->maxSize(config('admin.upload.oss_video.max_size'))
                        ->dir(config("admin.upload.directory.video").'/uploads/'.date("Ym"))
                        ->chunkSize(1024)
                        ->required();
                })->useTable()
                    ->customFormat(function ($data) {return json_decode($data,true);})
                    ->setView('admin.form_custom.hasmanytable')
                    ->saving(function ($input) {
                        $data = [];
                        foreach ($input as $value) {
                            if ($value['_remove_'] != 1){
                                $data[] = ['cover'=>$value['cover'],'video_title'=>$value['video_title'],'video_en_title' => $value['video_en_title'],'video_src'=>$value['video_src']];
                            }
                        }
                        return json_encode($data);
                    });
            })->tab(admin_trans_label('poster'), function (Form $form) {
                $form->multipleImage('poster')
                    ->retainable()//禁止删OSS图
                    ->sortable() // 可拖动排序
                    ->removable() // 可移除图片
                    ->autoUpload() // 自动上传
                    ->uniqueName()
                    ->limit(config('admin.upload.oss_image.limit'))
                    ->accept(config('admin.upload.oss_image.accept'))
                    ->maxSize(config('admin.upload.oss_image.max_size'))
                    ->dir(config("admin.upload.directory.image").'/uploads/'.date("Ym"))
                    ->saving(function ($images) use ($form) {
                        return json_encode($images);
                    });
            })->tab(admin_trans_label('cert'), function (Form $form) {
                $form->multipleImage('cert')
                    ->retainable()//禁止删OSS图
                    ->sortable() // 可拖动排序
                    ->removable() // 可移除图片
                    ->autoUpload() // 自动上传
                    ->uniqueName()
                    ->limit(config('admin.upload.oss_image.limit'))
                    ->accept(config('admin.upload.oss_image.accept'))
                    ->maxSize(config('admin.upload.oss_image.max_size'))
                    ->dir(config("admin.upload.directory.image").'/uploads/'.date("Ym"))
                    ->saving(function ($images) use ($form) {
                        return json_encode($images);
                    });
            })->tab(admin_trans_label('pdf'), function (Form $form) {
                 $form->hasMany('pdf', function ($form) {
                     $form->text('pdf_title')->required();
                     $form->text('pdf_title_en')->required();
                     $form->tradFile('pdf_src')
                         ->retainable()//禁止删OSS图
                         ->removable() // 可移除图片
                         ->autoUpload() // 自动上传
                         ->uniqueName()
                         ->downloadable()
                         ->accept(config('admin.upload.oss_pdf.accept'))
                         ->maxSize(config('admin.upload.oss_pdf.max_size'))
                         ->dir(config("admin.upload.directory.pdf").'/uploads/'.date("Ym"))
                         ->chunkSize(1024)
                         ->required();
                })->useTable()
                     ->customFormat(function ($data) {
                         return json_decode($data,true);
                     })
                     ->setView('admin.form_custom.hasmanytable')
                     ->saving(function ($input) {
                         $data = [];
                         foreach ($input as $value) {
                             if ($value['_remove_'] != 1){
                                 $data[] = ['pdf_title'=>$value['pdf_title'],'pdf_title_en' => $value['pdf_title_en'],'pdf_src'=>$value['pdf_src']];
                             }
                         }
                         return json_encode($data);
                     });
            });


            //以下JS代码用于点击列表时，带上folder_id参数，还有隐藏的tab切换功能
            $thisObj->formAddJS();
        });
    }

    /*
     * 自动生成视频封面，并上传到OSS
     */
    private function autoGenerateCover($videoSrc)
    {
        try {
            $cover = $videoSrc.'?x-oss-process=video/snapshot,t_2000,f_jpg,h_500,m_fast';
            $cover = CommonHelper::ossUrl($cover);
            $path = $this->upload($cover,'.jpg');
        } catch (\Exception $e) {
            $path = ['status'=>true,'path'=>'/static/common/images/no-image.jpg'];
        }
        return $path;
    }

    private function upload($file,$imgType='.jpg')
    {
        $disk = $this->disk('oss');
        $newName = uniqueCode("video_cover_").$imgType;
        $dir = config("admin.upload.directory.image").'/uploads/'.date("Ym").'/'.$newName;
        $contents = file_get_contents($file);
        if (!$contents) {
            return ['status'=>false,'msg'=>'图片上传失败,请检查PHP配置'];
        }
        $disk->put($dir, $contents);
        return ['status'=>true,'path'=>$dir];
    }

    private function formAddJS() {
        $folderTabs = SiteAlbumFolder::getAllFolderTabs();
        $album_tabs = config('dictionary.album_tabs');

        foreach ($folderTabs as $key => $value) {
            foreach ($value as $k => $v) {
                $folderTabs[$key][$k] = admin_trans_label($album_tabs[$v]);
            }
        }
        $folderTabs = json_encode($folderTabs);
        //以下JS作用：1.点击列表时，把folder_id参数传递给表单 2.切换文件夹时，显示隐藏相应的tab
        Admin::script(
            <<<JS
const featherIcon = document.querySelector('i.feather.icon-list');
if (featherIcon) {
    // 找到 <i> 的上级 <a> 元素
    const parentLink = featherIcon.closest('a');
    if (parentLink) {
        // 绑定 onclick 事件
        parentLink.onclick = function(event) {
            // 阻止默认行为（如跳转）
            event.preventDefault();

            // 获取 folder_id 的值
            let folderIdValue = $('select[name="folder_id"]').val();

            // 在 href 后追加 ?folder_id=xxx
            if (parentLink.href) {
                const newHref = parentLink.href + '?folder_id=' + folderIdValue;
                window.location.href = newHref; // 跳转到新的 URL
            }
        };
    }
}
// 监听 <select name="folder_id"> 的变化事件
$('select[name="folder_id"]').change(function() {
    showHideTabs($(this).val());
});
folderIdValue = $('select[name="folder_id"]').val();
showHideTabs(folderIdValue);
function showHideTabs(fid) {
           // 获取当前选中的值
        let folderTabs = {$folderTabs};
        const folderIdValue = fid;
        // 获取当前 folderIdValue 对应的标签索引
        const tabIndexes = folderTabs[folderIdValue];

        console.log(tabIndexes);

        if (tabIndexes) {
            // 处理上方的 <li>，限定在 .nav-tabs 内
            $('.nav-tabs .nav-item').each(function(index) {
                if (index > 0) { // 跳过第一个固定元素
                    $(this).hide();
                }
            });


            $('.nav-tabs .nav-item').each(function() {
                const navItem = $(this);
                const navLink = navItem.find('.nav-link');

                // 获取清理后的导航文本（包含处理空格和特殊字符）
                const tabText = navLink.clone().children().remove().end().text().trim();

                // 逻辑判断与显示控制
                if (tabIndexes.includes(tabText)) {
                    navItem.show(); // 显式设置显示
                }
            });

        }
}
JS
        );

    }
}