feat(chat): identificación por correo con registro automático

- Reemplaza campo teléfono por correo electrónico en el inicio del chat
- Si el correo existe: envía OTP y abre el chat
- Si no existe: ofrece crear cuenta automáticamente (pide nombre)
- Si rechaza registro: vuelve al formulario inicial
- Cuenta nueva se crea con contraseña aleatoria

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

app/Http/Livewire/Chat/PublicChat.php

@@ -17,6 +17,7 @@ use App\Models\Tarifas;
 use App\Models\User;
 use Carbon\Carbon;
 use Illuminate\Support\Facades\Cache;
+use Illuminate\Support\Facades\Hash;
 use Illuminate\Support\Facades\Mail;
 use Illuminate\Support\Str;
 use Livewire\Component;
@@ -27,9 +28,9 @@ class PublicChat extends Component
     use WithFileUploads;
 
     // ── Paso actual ───────────────────────────────────────────
-    public string  $paso             = 'telefono';  // telefono | verificacion | chat
+    public string  $paso             = 'email';  // email | verificacion | registro | chat
-    public string  $telefono         = '';
+    public string  $email            = '';
-    public string  $nombre           = '';
+    public string  $nombreRegistro   = '';
     public string  $codigoIngresado  = '';
     public ?string $emailMascarado   = null;
     public ?int    $contactIdPending = null;  // contact.id mientras espera verificacion
@@ -52,54 +53,83 @@ class PublicChat extends Component
     public bool    $procesandoImagen = false;
 
     protected $rules = [
-        'telefono'        => 'required|min:7|max:20',
+        'email'           => 'required|email|max:100',
-        'nombre'          => 'nullable|max:80',
+        'nombreRegistro'  => 'required|max:80',
         'codigoIngresado' => 'nullable|digits:6',
     ];
 
     // ─────────────────────────────────────────────────────────
-    // Paso 1: identificar usuario
+    // Paso 1: buscar por correo
     // ─────────────────────────────────────────────────────────
 
     public function iniciar(): void
     {
-        $this->validate(['telefono' => 'required|min:7|max:20', 'nombre' => 'nullable|max:80']);
+        $this->validate(['email' => 'required|email|max:100']);
+
+        $user = User::where('email', $this->email)->first();
+
+        if (! $user) {
+            $this->paso = 'registro';
+            return;
+        }
 
         $contact = ChatContact::firstOrCreate(
-            ['canal' => 'web', 'canal_id' => $this->telefono],
+            ['canal' => 'web', 'canal_id' => $user->email],
-            ['nombre' => $this->nombre ?: $this->telefono, 'telefono' => $this->telefono]
+            ['nombre' => $user->name, 'telefono' => $user->email, 'user_id' => $user->id]
         );
 
-        if ($this->nombre && $contact->nombre !== $this->nombre) {
-            $contact->update(['nombre' => $this->nombre]);
-        }
-
-        // Buscar usuario en el sistema por cédula o email
-        $user = null;
         if (! $contact->user_id) {
-            $user = User::where('cedula', $this->telefono)
-                ->orWhere('email', $this->telefono)
-                ->first();
-            if ($user) {
             $contact->update(['user_id' => $user->id]);
         }
-        } else {
-            $user = User::find($contact->user_id);
-        }
 
-        // Si se encontró el usuario: enviar OTP al correo registrado
-        if ($user && $user->email) {
         $this->contactIdPending = $contact->id;
         $this->emailMascarado   = $this->enmascararEmail($user->email);
         $this->enviarCodigoOtp($contact->id, $user);
         $this->paso = 'verificacion';
-            return;
     }
 
-        // Sin cuenta registrada: acceso como invitado (sin saldo ni compras)
+    // ─────────────────────────────────────────────────────────
-        $this->abrirChat($contact);
+    // Paso 2a: crear cuenta nueva
+    // ─────────────────────────────────────────────────────────
+
+    public function crearCuenta(): void
+    {
+        $this->validate([
+            'email'          => 'required|email|max:100',
+            'nombreRegistro' => 'required|max:80',
+        ]);
+
+        $user = User::create([
+            'name'     => $this->nombreRegistro,
+            'email'    => $this->email,
+            'password' => \Illuminate\Support\Facades\Hash::make(\Illuminate\Support\Str::random(16)),
+        ]);
+
+        $contact = ChatContact::create([
+            'canal'    => 'web',
+            'canal_id' => $user->email,
+            'nombre'   => $user->name,
+            'telefono' => $user->email,
+            'user_id'  => $user->id,
+        ]);
+
+        $this->contactIdPending = $contact->id;
+        $this->emailMascarado   = $this->enmascararEmail($user->email);
+        $this->enviarCodigoOtp($contact->id, $user);
+        $this->paso = 'verificacion';
     }
 
+    public function rechazarRegistro(): void
+    {
+        $this->email          = '';
+        $this->nombreRegistro = '';
+        $this->paso           = 'email';
+    }
+
+    // ─────────────────────────────────────────────────────────
+    // Paso 2b: verificar código OTP
+    // ─────────────────────────────────────────────────────────
+
     private function enviarCodigoOtp(int $contactId, User $user): void
     {
         $codigo = (string) random_int(100000, 999999);
@@ -112,10 +142,6 @@ class PublicChat extends Component
         }
     }
 
-    // ─────────────────────────────────────────────────────────
-    // Paso 2: verificar código OTP
-    // ─────────────────────────────────────────────────────────
-
     public function verificarCodigo(): void
     {
         $this->validate(['codigoIngresado' => 'required|digits:6']);

resources/views/livewire/chat/public-chat.blade.php

@@ -2,8 +2,8 @@
      class="w-full flex flex-col bg-[#111b21]"
      style="height: 100vh; height: 100dvh; height: -webkit-fill-available; max-width: 480px; margin: 0 auto;">
 
-    {{-- ══ PASO 1: Formulario de inicio ══ --}}
+    {{-- ══ PASO 1: Ingreso de correo ══ --}}
-    @if ($paso === 'telefono')
+    @if ($paso === 'email')
         <div class="flex flex-col items-center justify-center flex-1 px-5 safe-top safe-bottom safe-left safe-right">
             <div class="w-full bg-[#202c33] rounded-2xl shadow-2xl p-7">
 
@@ -14,37 +14,74 @@
                         </svg>
                     </div>
                     <h1 class="text-white text-2xl font-semibold">Chat en vivo</h1>
-                    <p class="text-[#8696a0] text-sm mt-1 text-center">Ingresa tu número para comenzar</p>
+                    <p class="text-[#8696a0] text-sm mt-1 text-center">Ingresa tu correo para comenzar</p>
                 </div>
 
                 <form wire:submit.prevent="iniciar" class="space-y-4">
                     <div>
-                        <label class="block text-[#8696a0] text-xs font-medium mb-1.5 uppercase tracking-wider">Teléfono *</label>
+                        <label class="block text-[#8696a0] text-xs font-medium mb-1.5 uppercase tracking-wider">Correo electrónico *</label>
-                        <input wire:model.defer="telefono" type="tel" inputmode="tel" autocomplete="tel"
+                        <input wire:model.defer="email" type="email" inputmode="email" autocomplete="email"
-                               placeholder="Ej: 3001234567"
+                               placeholder="tucorreo@ejemplo.com"
-                               class="w-full bg-[#2a3942] text-white rounded-xl px-4 py-3.5 outline-none border border-transparent focus:border-[#00a884] transition placeholder-[#8696a0]"
-                               style="color-scheme: dark;">
-                        @error('telefono') <span class="text-red-400 text-xs mt-1 block">{{ $message }}</span> @enderror
-                    </div>
-                    <div>
-                        <label class="block text-[#8696a0] text-xs font-medium mb-1.5 uppercase tracking-wider">Nombre (opcional)</label>
-                        <input wire:model.defer="nombre" type="text" autocomplete="name"
-                               placeholder="Tu nombre"
                                class="w-full bg-[#2a3942] text-white rounded-xl px-4 py-3.5 outline-none border border-transparent focus:border-[#00a884] transition placeholder-[#8696a0]"
                                style="color-scheme: dark;">
+                        @error('email') <span class="text-red-400 text-xs mt-1 block">{{ $message }}</span> @enderror
                     </div>
                     <button type="submit"
                         class="w-full bg-[#00a884] active:bg-[#06cf9c] text-white font-semibold rounded-xl transition shadow-lg"
                         style="min-height: 48px;">
-                        <span wire:loading.remove wire:target="iniciar">Comenzar chat &rarr;</span>
+                        <span wire:loading.remove wire:target="iniciar">Continuar &rarr;</span>
-                        <span wire:loading wire:target="iniciar">Conectando...</span>
+                        <span wire:loading wire:target="iniciar">Verificando...</span>
                     </button>
                 </form>
 
             </div>
         </div>
 
-    {{-- ══ PASO 2: Verificación OTP ══ --}}
+    {{-- ══ PASO 2: No existe — ofrecer registro ══ --}}
+    @elseif ($paso === 'registro')
+        <div class="flex flex-col items-center justify-center flex-1 px-5 safe-top safe-bottom safe-left safe-right">
+            <div class="w-full bg-[#202c33] rounded-2xl shadow-2xl p-7">
+
+                <div class="flex flex-col items-center mb-6">
+                    <div class="w-16 h-16 bg-yellow-500 rounded-full flex items-center justify-center mb-4 shadow-lg">
+                        <svg class="w-8 h-8 text-white" fill="none" viewBox="0 0 24 24" stroke-width="1.5" stroke="currentColor">
+                            <path stroke-linecap="round" stroke-linejoin="round" d="M15.75 6a3.75 3.75 0 1 1-7.5 0 3.75 3.75 0 0 1 7.5 0ZM4.501 20.118a7.5 7.5 0 0 1 14.998 0A17.933 17.933 0 0 1 12 21.75c-2.676 0-5.216-.584-7.499-1.632Z" />
+                        </svg>
+                    </div>
+                    <h1 class="text-white text-lg font-semibold text-center">No encontramos tu cuenta</h1>
+                    <p class="text-[#8696a0] text-sm mt-2 text-center leading-relaxed">
+                        No existe una cuenta con el correo<br>
+                        <span class="text-white font-medium">{{ $email }}</span>
+                    </p>
+                    <p class="text-[#8696a0] text-sm mt-3 text-center">¿Deseas crear una cuenta?</p>
+                </div>
+
+                <form wire:submit.prevent="crearCuenta" class="space-y-4">
+                    <div>
+                        <label class="block text-[#8696a0] text-xs font-medium mb-1.5 uppercase tracking-wider">Tu nombre *</label>
+                        <input wire:model.defer="nombreRegistro" type="text" autocomplete="name"
+                               placeholder="¿Cómo te llamas?"
+                               class="w-full bg-[#2a3942] text-white rounded-xl px-4 py-3.5 outline-none border border-transparent focus:border-[#00a884] transition placeholder-[#8696a0]"
+                               style="color-scheme: dark;">
+                        @error('nombreRegistro') <span class="text-red-400 text-xs mt-1 block">{{ $message }}</span> @enderror
+                    </div>
+                    <button type="submit"
+                        class="w-full bg-[#00a884] active:bg-[#06cf9c] text-white font-semibold rounded-xl transition shadow-lg"
+                        style="min-height: 48px;">
+                        <span wire:loading.remove wire:target="crearCuenta">Sí, crear cuenta &rarr;</span>
+                        <span wire:loading wire:target="crearCuenta">Creando cuenta...</span>
+                    </button>
+                </form>
+
+                <button wire:click="rechazarRegistro" type="button"
+                        class="w-full mt-3 text-[#8696a0] text-sm hover:text-white transition py-2">
+                    No, volver
+                </button>
+
+            </div>
+        </div>
+
+    {{-- ══ PASO 4: Verificación OTP ══ --}}
     @elseif ($paso === 'verificacion')
         <div class="flex flex-col items-center justify-center flex-1 px-5 safe-top safe-bottom safe-left safe-right">
             <div class="w-full bg-[#202c33] rounded-2xl shadow-2xl p-7">
@@ -92,7 +129,7 @@
                         <span wire:loading.remove wire:target="reenviarCodigo">¿No llegó? Reenviar código</span>
                         <span wire:loading wire:target="reenviarCodigo">Enviando...</span>
                     </button>
-                    <button wire:click="$set('paso', 'telefono')" type="button"
+                    <button wire:click="$set('paso', 'email')" type="button"
                             class="text-[#8696a0] text-xs hover:text-white">
                         Volver
                     </button>