feat: add Reverb realtime messaging

app/Models/Conversation.php

@@ -23,14 +23,18 @@ class Conversation extends Model
     use HasFactory;
 
     protected $fillable = [
+        'uuid',
         'type',
         'title',
         'created_by',
+        'last_message_id',
         'last_message_at',
+        'is_active',
     ];
 
     protected $casts = [
         'last_message_at' => 'datetime',
+        'is_active' => 'boolean',
     ];
 
     // ── Relationships ────────────────────────────────────────────────────────
@@ -81,6 +85,7 @@ class Conversation extends Model
     {
         return self::query()
             ->where('type', 'direct')
+            ->where('is_active', true)
             ->whereHas('allParticipants', fn ($q) => $q->where('user_id', $userA)->whereNull('left_at'))
             ->whereHas('allParticipants', fn ($q) => $q->where('user_id', $userB)->whereNull('left_at'))
             ->whereRaw(
@@ -108,6 +113,11 @@ class Conversation extends Model
             ->whereNull('deleted_at')
             ->where('sender_id', '!=', $userId);
 
+        if ($participant->last_read_message_id) {
+            $query->where('id', '>', $participant->last_read_message_id);
+            return $query->count();
+        }
+
         if ($participant->last_read_at) {
             $query->where('created_at', '>', $participant->last_read_at);
         }

app/Models/ConversationParticipant.php

@@ -30,9 +30,11 @@ class ConversationParticipant extends Model
         'user_id',
         'role',
         'last_read_at',
+        'last_read_message_id',
         'is_muted',
         'is_archived',
         'is_pinned',
+        'is_hidden',
         'pinned_at',
         'joined_at',
         'left_at',
@@ -40,9 +42,11 @@ class ConversationParticipant extends Model
 
     protected $casts = [
         'last_read_at' => 'datetime',
+        'last_read_message_id' => 'integer',
         'is_muted'     => 'boolean',
         'is_archived'  => 'boolean',
         'is_pinned'    => 'boolean',
+        'is_hidden'    => 'boolean',
         'pinned_at'    => 'datetime',
         'joined_at'    => 'datetime',
         'left_at'      => 'datetime',

app/Models/Message.php

@@ -7,8 +7,11 @@ use Illuminate\Database\Eloquent\Model;
 use Illuminate\Database\Eloquent\SoftDeletes;
 use Illuminate\Database\Eloquent\Relations\BelongsTo;
 use Illuminate\Database\Eloquent\Relations\HasMany;
+use Illuminate\Support\Str;
 use Laravel\Scout\Searchable;
 
+use App\Models\MessageRead;
+
 /**
  * @property int         $id
  * @property int         $conversation_id
@@ -24,16 +27,31 @@ class Message extends Model
     use HasFactory, SoftDeletes, Searchable;
 
     protected $fillable = [
+        'uuid',
+        'client_temp_id',
         'conversation_id',
         'sender_id',
+        'message_type',
         'body',
+        'meta_json',
+        'reply_to_message_id',
         'edited_at',
     ];
 
     protected $casts = [
+        'meta_json' => 'array',
         'edited_at' => 'datetime',
     ];
 
+    protected static function booted(): void
+    {
+        static::creating(function (self $message): void {
+            if (! $message->uuid) {
+                $message->uuid = (string) Str::uuid();
+            }
+        });
+    }
+
     // ── Relationships ────────────────────────────────────────────────────────
 
     public function conversation(): BelongsTo
@@ -56,9 +74,14 @@ class Message extends Model
         return $this->hasMany(MessageAttachment::class);
     }
 
-    public function setBodyAttribute(string $value): void
+    public function reads(): HasMany
     {
-        $sanitized = trim(strip_tags($value));
+        return $this->hasMany(MessageRead::class);
+    }
+
+    public function setBodyAttribute(?string $value): void
+    {
+        $sanitized = trim(strip_tags((string) $value));
         $this->attributes['body'] = $sanitized;
     }
 

app/Models/MessageAttachment.php

@@ -14,6 +14,7 @@ class MessageAttachment extends Model
 
     protected $fillable = [
         'message_id',
+        'disk',
         'user_id',
         'type',
         'mime',

app/Models/MessageRead.php

@@ -0,0 +1,34 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+
+class MessageRead extends Model
+{
+    use HasFactory;
+
+    public $timestamps = false;
+
+    protected $fillable = [
+        'message_id',
+        'user_id',
+        'read_at',
+    ];
+
+    protected $casts = [
+        'read_at' => 'datetime',
+    ];
+
+    public function message(): BelongsTo
+    {
+        return $this->belongsTo(Message::class);
+    }
+
+    public function user(): BelongsTo
+    {
+        return $this->belongsTo(User::class);
+    }
+}