Add preview from father, add new features

app/Repositories/Core/Media.php

@@ -0,0 +1,56 @@
+<?php
+
+namespace App\Repositories\Core;
+
+class Media
+{
+
+	public static function getImages($model) {
+		if ($model) {
+			$model->getMedia();
+			foreach ($model->media as $key => $media) {
+				$model->media[$key]['url'] = $media->getUrl();
+			}
+			return $model->media;
+		} else {
+			return false;
+		}
+	}
+
+	public static function storeImages($model, $files)
+	{
+		if ($files) {
+			foreach ($files as $file) {
+				self::storeImage($model, $file); 
+			}
+		}
+	}
+
+	public static function storeImage($model, $file)
+	{
+		return $model->addMedia($file)->withResponsiveImages()->toMediaCollection('images');
+	}
+
+	public static function deleteImage($model, $index)
+	{
+		$model->getMedia();
+		$ret = $model->media[$index]->delete();
+		return "1";
+	}
+
+	public static function getThumbSrc($image)
+	{
+		if (!$image) {
+			return null;
+		}
+		$id = $image['id'];
+		$images = json_decode($image['responsive_images'], true);
+		$urls = $images['medialibrary_original']['urls'];
+
+		$img = $urls[count($urls)-1];
+		$src = "storage/$id/responsive-images/$img";
+		return $src;
+	}
+
+
+}