messages implemented

app/Models/User.php

@@ -7,14 +7,19 @@ use Illuminate\Database\Eloquent\Factories\HasFactory;
 use Illuminate\Database\Eloquent\Relations\BelongsToMany;
 use Illuminate\Database\Eloquent\Relations\HasOne;
 use Illuminate\Database\Eloquent\Relations\HasMany;
+use App\Models\Conversation;
+use App\Models\ConversationParticipant;
+use App\Models\Message;
 use Illuminate\Database\Eloquent\SoftDeletes;
 use Illuminate\Foundation\Auth\User as Authenticatable;
 use Illuminate\Notifications\Notifiable;
+use Illuminate\Support\Facades\DB;
+use Laravel\Scout\Searchable;
 
 class User extends Authenticatable
 {
     /** @use HasFactory<\Database\Factories\UserFactory> */
-    use HasFactory, Notifiable, SoftDeletes;
+    use HasFactory, Notifiable, SoftDeletes, Searchable;
 
     /**
      * The attributes that are mass assignable.
@@ -34,6 +39,7 @@ class User extends Authenticatable
         'needs_password_reset',
         'password',
         'role',
+        'allow_messages_from',
     ];
 
     /**
@@ -61,6 +67,7 @@ class User extends Authenticatable
             'username_changed_at' => 'datetime',
             'deleted_at' => 'datetime',
             'password' => 'hashed',
+            'allow_messages_from' => 'string',
         ];
     }
 
@@ -106,11 +113,93 @@ class User extends Authenticatable
         return $this->hasMany(ProfileComment::class, 'profile_user_id');
     }
 
+    // ── Messaging ────────────────────────────────────────────────────────────
+
+    public function conversations(): BelongsToMany
+    {
+        return $this->belongsToMany(Conversation::class, 'conversation_participants')
+            ->withPivot(['role', 'last_read_at', 'is_muted', 'is_archived', 'is_pinned', 'pinned_at', 'joined_at', 'left_at'])
+            ->wherePivotNull('left_at')
+            ->orderByPivot('joined_at', 'desc');
+    }
+
+    public function conversationParticipants(): HasMany
+    {
+        return $this->hasMany(ConversationParticipant::class);
+    }
+
+    public function sentMessages(): HasMany
+    {
+        return $this->hasMany(Message::class, 'sender_id');
+    }
+
+    /**
+     * Check if this user allows receiving messages from the given user.
+     */
+    public function allowsMessagesFrom(User $sender): bool
+    {
+        $pref = $this->allow_messages_from ?? 'everyone';
+
+        return match ($pref) {
+            'everyone'         => true,
+            'followers'        => $this->followers()->where('follower_id', $sender->id)->exists(),
+            'mutual_followers' => $this->followers()->where('follower_id', $sender->id)->exists()
+                                  && $this->following()->where('user_id', $sender->id)->exists(),
+            'nobody'           => false,
+            default            => true,
+        };
+    }
+
+    // ────────────────────────────────────────────────────────────────────────
+
+    /** Artworks this user has added to their favourites. */
+    public function favouriteArtworks(): BelongsToMany
+    {
+        return $this->belongsToMany(Artwork::class, 'artwork_favourites', 'user_id', 'artwork_id')
+            ->withPivot('legacy_id')
+            ->withTimestamps();
+    }
+
     public function hasRole(string $role): bool
     {
         return strtolower((string) ($this->role ?? '')) === strtolower($role);
     }
 
+    // ─── Follow helpers ───────────────────────────────────────────────────────
+
+    /**
+     * Whether $viewerId is following this user.
+     * Uses a single indexed lookup – safe to call on every profile render.
+     */
+    public function isFollowedBy(int $viewerId): bool
+    {
+        if ($viewerId === $this->id) {
+            return false;
+        }
+
+        return DB::table('user_followers')
+            ->where('user_id', $this->id)
+            ->where('follower_id', $viewerId)
+            ->exists();
+    }
+
+    /**
+     * Cached follower count from user_statistics.
+     * Returns 0 if the statistics row does not exist yet.
+     */
+    public function getFollowersCountAttribute(): int
+    {
+        return (int) ($this->statistics?->followers_count ?? 0);
+    }
+
+    /**
+     * Cached following count from user_statistics.
+     */
+    public function getFollowingCountAttribute(): int
+    {
+        return (int) ($this->statistics?->following_count ?? 0);
+    }
+
     public function isAdmin(): bool
     {
         return $this->hasRole('admin');
@@ -120,4 +209,42 @@ class User extends Authenticatable
     {
         return $this->hasRole('moderator');
     }
+
+    // ─── Meilisearch ──────────────────────────────────────────────────────────
+
+    /**
+     * Only index active users (not soft-deleted, is_active = true).
+     */
+    public function shouldBeSearchable(): bool
+    {
+        return (bool) $this->is_active && ! $this->trashed();
+    }
+
+    /**
+     * Data indexed in Meilisearch.
+     * Includes all v2 stat counters for top-creator sorting.
+     */
+    public function toSearchableArray(): array
+    {
+        $stats = $this->statistics;
+
+        return [
+            'id'                           => $this->id,
+            'username'                     => strtolower((string) ($this->username ?? '')),
+            'name'                         => $this->name,
+            // Upload activity
+            'uploads_count'                => (int) ($stats?->uploads_count ?? 0),
+            // Creator-received metrics
+            'downloads_received_count'     => (int) ($stats?->downloads_received_count ?? 0),
+            'artwork_views_received_count' => (int) ($stats?->artwork_views_received_count ?? 0),
+            'awards_received_count'        => (int) ($stats?->awards_received_count ?? 0),
+            'favorites_received_count'     => (int) ($stats?->favorites_received_count ?? 0),
+            'comments_received_count'      => (int) ($stats?->comments_received_count ?? 0),
+            'reactions_received_count'     => (int) ($stats?->reactions_received_count ?? 0),
+            // Social
+            'followers_count'              => (int) ($stats?->followers_count ?? 0),
+            'following_count'              => (int) ($stats?->following_count ?? 0),
+            'created_at'                   => $this->created_at?->toISOString(),
+        ];
+    }
 }