Alta de modificaciones de grupo con alumbnos y docentes

app/Models/Docente.php

@@ -3,8 +3,31 @@
 namespace App\Models;
 
 use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsToMany;
 
 class Docente extends Model
 {
-    //
+    protected $guarded = [];
+
+    public $timestamps = false;
+
+    // Relación con User
+    public function docentes(): BelongsToMany
+    {
+        return $this->belongsToMany(User::class);
+    }
+
+    // Relación con Grupo
+    public function grupos(): BelongsToMany
+    {
+        return $this->belongsToMany(Grupo::class, 'docente_grupo')
+                    ->withPivot('materia_id');
+    }
+
+    // Relación con Material
+    public function materias(): BelongsToMany
+    {
+        return $this->belongsToMany(Material::class, 'docente_grupo')
+                    ->withPivot('grupo_id');
+    }
 }

app/Models/Grupo.php

@@ -15,9 +15,14 @@ class Grupo extends Model
         return $this->belongsToMany(Alumno::class);
     }
 
-    public function plan()
-{
-    return $this->belongsTo(Plan::class);
-}
+    public function docentes(): BelongsToMany
+    {
+        return $this->belongsToMany(Docente::class, 'docente_grupo')
+                    ->withPivot('materia_id');
+    }
 
+    public function plan()
+    {
+        return $this->belongsTo(Plan::class);
+    }
 }

app/Models/Materia.php

@@ -1,10 +1,16 @@
 <?php
-
 namespace App\Models;
 
 use Illuminate\Database\Eloquent\Model;
 
 class Materia extends Model
 {
-    //
+    protected $guarded = [];
+
+    public function plan()    { return $this->belongsTo(Plan::class); }
+    public function tareas()  { return $this->hasMany(Tarea::class); }
+    public function docentes() {
+        return $this->belongsToMany(Docente::class, 'docente_grupo')
+                    ->withPivot('grupo_id');
+    }
 }

app/Models/Material.php

@@ -2,8 +2,8 @@
 
 namespace App\Models;
 
+use App\Models\Tarea;
 use Illuminate\Database\Eloquent\Model;
-use Illuminate\Database\Eloquent\Relations\BelongsTo;
 use Illuminate\Database\Eloquent\Relations\BelongsToMany;
 
 class Material extends Model
@@ -12,9 +12,15 @@ class Material extends Model
 
     public $timestamps = false;
 
-    public function carreraMaterial() : BelongsToMany
+    // Relación con Carrera
+    public function carreraMaterial(): BelongsToMany
     {
         return $this->belongsToMany(Carrera::class);
     }
 
+    // Tareas de esta materia
+    public function tareas()
+    {
+        return $this->hasMany(Tarea::class);
+    }
 }

app/Models/Tarea.php

@@ -0,0 +1,19 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsToMany;
+
+class Material extends Model
+{
+    protected $guarded = [];
+
+    public $timestamps = false;
+
+    // Relación con Carrera
+    public function carreraMaterial(): BelongsToMany
+    {
+        return $this->belongsToMany(Carrera::class);
+    }
+}