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.deploy/artwork-evolution-release/app/Models/UserStatistic.php

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+<?php
+
+declare(strict_types=1);
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+
+/**
+ * User Statistics – v2 schema.
+ *
+ * Single row per user (user_id is PK).
+ * All counters are unsignedBigInteger with default 0.
+ *
+ * All updates MUST go through App\Services\UserStatsService.
+ */
+class UserStatistic extends Model
+{
+    protected $table = 'user_statistics';
+    protected $primaryKey = 'user_id';
+    public $incrementing = false;
+    protected $keyType = 'int';
+
+    protected $fillable = [
+        'user_id',
+
+        // Creator upload activity
+        'uploads_count',
+
+        // Creator-received metrics
+        'downloads_received_count',
+        'artwork_views_received_count',
+        'awards_received_count',
+        'favorites_received_count',
+        'comments_received_count',
+        'reactions_received_count',
+
+        // Social stats (managed by FollowService)
+        'followers_count',
+        'following_count',
+
+        // Profile / discovery
+        'profile_views_count',
+
+        // Activity timestamps
+        'last_upload_at',
+        'last_active_at',
+    ];
+
+    protected $casts = [
+        'user_id'                      => 'integer',
+        'uploads_count'                => 'integer',
+        'downloads_received_count'     => 'integer',
+        'artwork_views_received_count' => 'integer',
+        'awards_received_count'        => 'integer',
+        'favorites_received_count'     => 'integer',
+        'comments_received_count'      => 'integer',
+        'reactions_received_count'     => 'integer',
+        'followers_count'              => 'integer',
+        'following_count'              => 'integer',
+        'profile_views_count'          => 'integer',
+        'last_upload_at'               => 'datetime',
+        'last_active_at'               => 'datetime',
+    ];
+
+    public $timestamps = true;
+
+    public function user(): BelongsTo
+    {
+        return $this->belongsTo(User::class, 'user_id');
+    }
+}