# Generated by Django 4.2.2 on 2026-02-26 10:15

from django.db import migrations, models
import django.db.models.functions.text


class Migration(migrations.Migration):

    dependencies = [
        ('mydevicemanagement', '0018_remove_mydevicemoisturethreshold_uniq_device_mapping_and_more'),
    ]

    operations = [
        migrations.RemoveConstraint(
            model_name='customerdevice',
            name='uniq_serial_per_customer_ci',
        ),
        migrations.AddField(
            model_name='customerdevice',
            name='device_mode',
            field=models.CharField(blank=True, choices=[('QR', 'QR'), ('MANUAL', 'MANUAL'), ('BLUETOOTH', 'BLUETOOTH')], max_length=32, null=True),
        ),
        migrations.AddConstraint(
            model_name='customerdevice',
            constraint=models.UniqueConstraint(django.db.models.functions.text.Lower('serial_number'), models.F('customer'), models.F('product'), name='uniq_serial_per_customer_product_ci'),
        ),
    ]