add listener a event
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@ -1,4 +1,5 @@
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from datetime import datetime, timezone
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from flask_sqlalchemy import event
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from ereuse_devicehub.db import db
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@ -34,3 +35,9 @@ class Thing(db.Model):
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# to be able to use sorted containers
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self.created = kwargs.get('created', datetime.now(timezone.utc))
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super().__init__(**kwargs)
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def on_update_time(mapper, connection, thing_obj):
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thing_obj.updated = datetime.now()
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def update_timestamp(thing_obj):
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event.listen(thing_obj, 'before_update', on_update_time)
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