chatbot nuevo

app/Models/ChatConversation.php

@@ -0,0 +1,45 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+
+class ChatConversation extends Model
+{
+    protected $table = 'chat_conversations';
+    protected $fillable = ['contact_id', 'canal', 'estado', 'menu_actual_id', 'ultimo_mensaje_at', 'mensajes_no_leidos'];
+    protected $casts = ['ultimo_mensaje_at' => 'datetime'];
+
+    public function contact(): BelongsTo
+    {
+        return $this->belongsTo(ChatContact::class, 'contact_id');
+    }
+
+    public function messages(): HasMany
+    {
+        return $this->hasMany(ChatMessage::class, 'conversation_id');
+    }
+
+    public function menuActual(): BelongsTo
+    {
+        return $this->belongsTo(ChatMenu::class, 'menu_actual_id');
+    }
+
+    public function canalBadge(): string
+    {
+        return match($this->canal) {
+            'telegram' => '✈️ Telegram',
+            default    => '💬 Web',
+        };
+    }
+
+    public function canalColor(): string
+    {
+        return match($this->canal) {
+            'telegram' => 'bg-blue-100 text-blue-700',
+            default    => 'bg-green-100 text-green-700',
+        };
+    }
+}