grid->column($field, $label)->limit($limit);
}
/**
* 添加文件原始名称列
*
* @param string $field 字段名
* @param string $label 标签名
* @param int $limit 限制长度
* @return Column
*/
public function columnFileOriginalName(string $field = 'o_name', string $label = '原始名称', int $limit = 30): Column
{
return $this->grid->column($field, $label)->limit($limit);
}
/**
* 添加文件大小列
*
* @param string $field 字段名
* @param string $label 标签名
* @return Column
*/
public function columnFileSize(string $field = 'fsize', string $label = '文件大小'): Column
{
return $this->grid->column($field, $label)->display(function ($value) {
return $this->formatFileSize($value);
});
}
/**
* 添加文件类型列
*
* @param string $field 字段名
* @param string $label 标签名
* @return Column
*/
public function columnFileType(string $field = 'type1', string $label = '文件类型'): Column
{
return $this->grid->column($field, $label);
}
/**
* 添加文件状态列
*
* @param string $field 字段名
* @param string $label 标签名
* @return Column
*/
public function columnFileStatus(string $field = 'status', string $label = '文件状态'): Column
{
return $this->grid->column($field, $label)
->using(FILE_STATUS::getAll())
->label([
FILE_STATUS::NORMAL->value => 'success',
FILE_STATUS::DELETED->value => 'danger',
]);
}
/**
* 添加文件可见性列
*
* @param string $field 字段名
* @param string $label 标签名
* @return Column
*/
public function columnFileVisibility(string $field = 'private', string $label = '文件可见性'): Column
{
return $this->grid->column($field, $label)
->display(function ($value) {
return $value ? FILE_VISIBILITY::getAll()[FILE_VISIBILITY::PRIVATE->value] : FILE_VISIBILITY::getAll()[FILE_VISIBILITY::PUBLIC->value];
})
->label([
0 => 'info',
1 => 'warning',
]);
}
/**
* 添加存储磁盘列
*
* @param string $field 字段名
* @param string $label 标签名
* @return Column
*/
public function columnStorageDisk(string $field = 'storage_disk', string $label = '存储磁盘'): Column
{
return $this->grid->column($field, $label);
}
/**
* 添加存储状态列
*
* @param string $field 字段名
* @param string $label 标签名
* @return Column
*/
public function columnStorageStatus(string $field = 'status', string $label = '存储状态'): Column
{
return $this->grid->column($field, $label)
->using(STORAGE_STATUS::getAll())
->label([
STORAGE_STATUS::DISABLED->value => 'danger',
STORAGE_STATUS::ENABLED->value => 'success',
]);
}
/**
* 添加关联类型列
*
* @param string $field 字段名
* @param string $label 标签名
* @return Column
*/
public function columnRelationType(string $field = 're_type', string $label = '关联类型'): Column
{
return $this->grid->column($field, $label);
}
/**
* 添加关联ID列
*
* @param string $field 字段名
* @param string $label 标签名
* @return Column
*/
public function columnRelationId(string $field = 're_id', string $label = '关联ID'): Column
{
return $this->grid->column($field, $label);
}
/**
* 添加文件预览列
*
* @param string $field 字段名
* @param string $label 标签名
* @return Column
*/
public function columnFilePreview(string $field = 'path', string $label = '文件预览'): Column
{
return $this->grid->column($field, $label)->display(function ($path) {
$extension = pathinfo($path, PATHINFO_EXTENSION);
$url = $this->getFileUrl($this->id);
if (in_array(strtolower($extension), ['jpg', 'jpeg', 'png', 'gif', 'bmp', 'webp'])) {
return "
";
} elseif (in_array(strtolower($extension), ['mp4', 'webm', 'ogg'])) {
return "";
} elseif (in_array(strtolower($extension), ['mp3', 'wav', 'ogg'])) {
return "";
} elseif (in_array(strtolower($extension), ['pdf'])) {
return "";
} elseif (in_array(strtolower($extension), ['doc', 'docx'])) {
return "";
} elseif (in_array(strtolower($extension), ['xls', 'xlsx'])) {
return "";
} elseif (in_array(strtolower($extension), ['ppt', 'pptx'])) {
return "";
} elseif (in_array(strtolower($extension), ['zip', 'rar', '7z'])) {
return "";
} elseif (in_array(strtolower($extension), ['txt'])) {
return "";
} else {
return "";
}
})->unescape();
}
/**
* 添加图片预览列
*
* @param string $field 字段名
* @param string $label 标签名
* @return Column
*/
public function columnImagePreview(string $field = 'path', string $label = '图片预览'): Column
{
return $this->grid->column($field, $label)->image('', 50, 50);
}
/**
* 添加文件操作列
*
* @return Column
*/
public function columnFileActions(): Column
{
return $this->grid->column('操作')->display(function () {
$url = $this->getFileUrl($this->id);
return "下载";
})->unescape();
}
/**
* 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];
}
}