ajoute le portail Laravel : connexion prof/élève, session unique, gestion de classe, salle d'attente

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>

portail/app/Models/Seance.php

@@ -0,0 +1,43 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+
+class Seance extends Model
+{
+    use HasFactory;
+
+    public const PLANIFIEE = 'planifiee';
+
+    public const SALLE_ATTENTE = 'salle_attente';
+
+    public const EN_COURS = 'en_cours';
+
+    public const TERMINEE = 'terminee';
+
+    protected $fillable = ['classe_id', 'lab_id', 'statut', 'demarree_a', 'terminee_a'];
+
+    protected $casts = [
+        'demarree_a' => 'datetime',
+        'terminee_a' => 'datetime',
+    ];
+
+    public function classe(): BelongsTo
+    {
+        return $this->belongsTo(Classe::class);
+    }
+
+    public function lab(): BelongsTo
+    {
+        return $this->belongsTo(Lab::class);
+    }
+
+    public function labSessions(): HasMany
+    {
+        return $this->hasMany(LabSession::class);
+    }
+}