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- <?php
- namespace App\Module\File\AdminControllers\Helper;
- use App\Module\File\Enums\FILE_STATUS;
- use App\Module\File\Enums\FILE_VISIBILITY;
- use App\Module\File\Enums\STORAGE_STATUS;
- use Dcat\Admin\Show;
- /**
- * 详情页辅助特性
- *
- * 提供文件模块后台控制器的详情页构建功能的具体实现
- */
- trait ShowHelperTrait
- {
- /**
- * 显示文件路径
- *
- * @param string $field 字段名
- * @param string $label 标签名
- * @return Show\Field
- */
- public function fieldFilePath(string $field = 'path', string $label = '文件路径'): Show\Field
- {
- return $this->show->field($field, $label);
- }
- /**
- * 显示文件原始名称
- *
- * @param string $field 字段名
- * @param string $label 标签名
- * @return Show\Field
- */
- public function fieldFileOriginalName(string $field = 'o_name', string $label = '原始名称'): Show\Field
- {
- return $this->show->field($field, $label);
- }
- /**
- * 显示文件大小
- *
- * @param string $field 字段名
- * @param string $label 标签名
- * @return Show\Field
- */
- public function fieldFileSize(string $field = 'fsize', string $label = '文件大小'): Show\Field
- {
- return $this->show->field($field, $label)->as(function ($value) {
- return $this->formatFileSize($value);
- });
- }
- /**
- * 显示文件类型
- *
- * @param string $field 字段名
- * @param string $label 标签名
- * @return Show\Field
- */
- public function fieldFileType(string $field = 'type1', string $label = '文件类型'): Show\Field
- {
- return $this->show->field($field, $label);
- }
- /**
- * 显示文件状态
- *
- * @param string $field 字段名
- * @param string $label 标签名
- * @return Show\Field
- */
- public function fieldFileStatus(string $field = 'status', string $label = '文件状态'): Show\Field
- {
- return $this->show->field($field, $label)->as(function ($value) {
- return FILE_STATUS::getAll()[$value] ?? '未知';
- });
- }
- /**
- * 显示文件可见性
- *
- * @param string $field 字段名
- * @param string $label 标签名
- * @return Show\Field
- */
- public function fieldFileVisibility(string $field = 'private', string $label = '文件可见性'): Show\Field
- {
- return $this->show->field($field, $label)->as(function ($value) {
- return $value ? FILE_VISIBILITY::getAll()[FILE_VISIBILITY::PRIVATE->value] : FILE_VISIBILITY::getAll()[FILE_VISIBILITY::PUBLIC->value];
- });
- }
- /**
- * 显示存储磁盘
- *
- * @param string $field 字段名
- * @param string $label 标签名
- * @return Show\Field
- */
- public function fieldStorageDisk(string $field = 'storage_disk', string $label = '存储磁盘'): Show\Field
- {
- return $this->show->field($field, $label);
- }
- /**
- * 显示存储状态
- *
- * @param string $field 字段名
- * @param string $label 标签名
- * @return Show\Field
- */
- public function fieldStorageStatus(string $field = 'status', string $label = '存储状态'): Show\Field
- {
- return $this->show->field($field, $label)->as(function ($value) {
- return STORAGE_STATUS::getAll()[$value] ?? '未知';
- });
- }
- /**
- * 显示关联类型
- *
- * @param string $field 字段名
- * @param string $label 标签名
- * @return Show\Field
- */
- public function fieldRelationType(string $field = 're_type', string $label = '关联类型'): Show\Field
- {
- return $this->show->field($field, $label);
- }
- /**
- * 显示关联ID
- *
- * @param string $field 字段名
- * @param string $label 标签名
- * @return Show\Field
- */
- public function fieldRelationId(string $field = 're_id', string $label = '关联ID'): Show\Field
- {
- return $this->show->field($field, $label);
- }
- /**
- * 显示文件预览
- *
- * @param string $field 字段名
- * @param string $label 标签名
- * @return Show\Field
- */
- public function fieldFilePreview(string $field = 'path', string $label = '文件预览'): Show\Field
- {
- return $this->show->field($field, $label)->as(function ($path) {
- $extension = pathinfo($path, PATHINFO_EXTENSION);
- $url = $this->getFileUrl($this->id);
-
- if (in_array(strtolower($extension), ['jpg', 'jpeg', 'png', 'gif', 'bmp', 'webp'])) {
- return "<img src='{$url}' style='max-width:200px;max-height:200px;' />";
- } elseif (in_array(strtolower($extension), ['mp4', 'webm', 'ogg'])) {
- return "<video src='{$url}' controls style='max-width:200px;max-height:200px;'></video>";
- } elseif (in_array(strtolower($extension), ['mp3', 'wav', 'ogg'])) {
- return "<audio src='{$url}' controls></audio>";
- } else {
- return "<a href='{$url}' target='_blank'>下载文件</a>";
- }
- })->unescape();
- }
- /**
- * 显示图片预览
- *
- * @param string $field 字段名
- * @param string $label 标签名
- * @return Show\Field
- */
- public function fieldImagePreview(string $field = 'path', string $label = '图片预览'): Show\Field
- {
- return $this->show->field($field, $label)->image();
- }
- /**
- * 格式化文件大小
- *
- * @param int $size 文件大小(字节)
- * @return string
- */
- protected function formatFileSize(int $size): string
- {
- $units = ['B', 'KB', 'MB', 'GB', 'TB'];
-
- $i = 0;
- while ($size >= 1024 && $i < count($units) - 1) {
- $size /= 1024;
- $i++;
- }
-
- return round($size, 2) . ' ' . $units[$i];
- }
- }
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