added functionality to Serializer validate method

Sistemas/migrations/0002_device_alter_sistemas_por_cliente_options_and_more.py

@@ -0,0 +1,44 @@
+# Generated by Django 4.1.3 on 2023-01-23 15:37
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('Clientes', '0014_alter_clientes_options'),
+        ('Sistemas', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Device',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('password', models.CharField(max_length=128, verbose_name='password')),
+                ('last_login', models.DateTimeField(blank=True, null=True, verbose_name='last login')),
+                ('device_name', models.CharField(max_length=255)),
+                ('device_os', models.CharField(max_length=255)),
+                ('ip_address', models.GenericIPAddressField()),
+                ('client', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='Clientes.clientes')),
+            ],
+            options={
+                'abstract': False,
+            },
+        ),
+        migrations.AlterModelOptions(
+            name='sistemas_por_cliente',
+            options={'ordering': ('-cliente', 'id_sistema')},
+        ),
+        migrations.CreateModel(
+            name='DeviceHistory',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('first_authentication', models.DateTimeField(auto_now_add=True)),
+                ('last_authentication', models.DateTimeField(auto_now=True)),
+                ('ip_address', models.GenericIPAddressField()),
+                ('device', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='Sistemas.device')),
+            ],
+        ),
+    ]

Sistemas/migrations/0003_device_token_device_username.py

@@ -0,0 +1,26 @@
+# Generated by Django 4.1.3 on 2023-01-23 17:18
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('authtoken', '0003_tokenproxy'),
+        ('Sistemas', '0002_device_alter_sistemas_por_cliente_options_and_more'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='device',
+            name='token',
+            field=models.OneToOneField(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, to='authtoken.token'),
+        ),
+        migrations.AddField(
+            model_name='device',
+            name='username',
+            field=models.CharField(default=1, max_length=150, unique=True),
+            preserve_default=False,
+        ),
+    ]

Sistemas/migrations/0004_alter_device_username.py

@@ -0,0 +1,21 @@
+# Generated by Django 4.1.3 on 2023-01-23 17:22
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ('Sistemas', '0003_device_token_device_username'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='device',
+            name='username',
+            field=models.OneToOneField(on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL),
+        ),
+    ]

Sistemas/migrations/0005_remove_device_last_login_remove_device_password.py

@@ -0,0 +1,21 @@
+# Generated by Django 4.1.3 on 2023-01-23 17:39
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('Sistemas', '0004_alter_device_username'),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name='device',
+            name='last_login',
+        ),
+        migrations.RemoveField(
+            model_name='device',
+            name='password',
+        ),
+    ]

Sistemas/migrations/0006_device_sistema.py

@@ -0,0 +1,19 @@
+# Generated by Django 4.1.3 on 2023-01-25 13:59
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('Sistemas', '0005_remove_device_last_login_remove_device_password'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='device',
+            name='sistema',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, to='Sistemas.sistemas_por_cliente'),
+        ),
+    ]

Sistemas/migrations/0007_alter_device_sistema.py

@@ -0,0 +1,19 @@
+# Generated by Django 4.1.3 on 2023-01-25 14:33
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('Sistemas', '0006_device_sistema'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='device',
+            name='sistema',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, to='Sistemas.sistema'),
+        ),
+    ]