mirror of https://github.com/nanoy42/coope
6 changed files with 62 additions and 24 deletions
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# Generated by Django 2.1 on 2019-06-10 23:05 |
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from django.db import migrations, models |
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def update(apps, schema_editor): |
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db_alias = schema_editor.connection.alias |
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users = apps.get_model('auth', 'User').objects.using(db_alias).all() |
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for user in users: |
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consumptions = apps.get_model('gestion', 'ConsumptionHistory').objects.using(db_alias).filter(customer=user).select_related('product') |
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alcohol = 0 |
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for consumption in consumptions: |
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product = consumption.product |
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alcohol += consumption.quantity * float(product.deg) * product.volume * 0.79 /10 /1000 |
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user.profile.alcohol = alcohol |
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user.profile.save() |
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def reverse_update(apps, schema_editor): |
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pass |
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class Migration(migrations.Migration): |
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dependencies = [ |
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('users', '0005_auto_20190227_0859'), |
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] |
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operations = [ |
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migrations.AddField( |
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model_name='historicalprofile', |
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name='alcohol', |
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field=models.DecimalField(decimal_places=2, default=0, max_digits=5, null=True), |
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), |
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migrations.AddField( |
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model_name='profile', |
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name='alcohol', |
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field=models.DecimalField(decimal_places=2, default=0, max_digits=5, null=True), |
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), |
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migrations.RunPython(update, reverse_update) |
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] |
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