init

app.old/Models/Attachment.php

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+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use Illuminate\Support\Facades\Cache;
+
+class Attachment extends Model
+{
+    use HasFactory;
+
+    /**
+     * The attributes that are mass assignable.
+     *
+     * @var array<int, string>
+     */
+    protected $fillable = [
+        'media_id',
+        'private',
+    ];
+
+    /**
+     * The default attributes.
+     *
+     * @var string[]
+     */
+    protected $attributes = [
+        'private' => false,
+    ];
+
+
+    /**
+     * Get the media for this attachment.
+     *
+     * @return BelongsTo
+     */
+    public function media(): BelongsTo
+    {
+        return $this->belongsTo(Media::class);
+    }
+
+    /**
+     * Get associated Media object.
+     *
+     * @return null|Media
+     */
+    public function getMediaAttribute(): ?Media
+    {
+        $mediaId = '0';
+        $media = null;
+
+        if (Cache::has("attachment:{$this->id}:media") === true) {
+            $mediaId = Cache::get("attachment:{$this->id}:media");
+        } else {
+            $media = $this->media()->first();
+            if ($media === null) {
+                return null;
+            }
+
+            $mediaId = $media->id;
+            Cache::put("attachment:{$this->id}:media", $mediaId, now()->addDays(28));
+        }
+
+        return Cache::remember("media:{$mediaId}", now()->addDays(28), function () use ($media) {
+            if ($media !== null) {
+                return $media;
+            }
+
+            return $this->media()->first();
+        });
+    }
+
+    /**
+     * Set the media for this item.
+     *
+     * @param Media $media The media model.
+     * @return void
+     */
+    public function setMediaAttribute(Media $media): void
+    {
+        $this->media()->associate($media)->save();
+        Cache::put("attachment:{$this->id}:media", $media->id, now()->addDays(28));
+    }
+}