History Save

Bases: Model

Attributes

fields

save_model_history: bool = True

When set, history will be saved. By default, ALL models must save history.

delete(using=None, keep_parents=False)

save(force_insert=False, force_update=False, using=None, update_fields=None)

OverRides save for keeping model history.

Not a Full-Override as this is just to add to existing.

Before to fetch from DB to ensure the changed value is the actual changed value and the after is the data that was saved to the DB.

save_history(before: dict, after: dict, history_model=None) -> bool

Save Model History

This method must be re-implemented by the model class in question so that the history model can be passed to this function.

Parameters:

Name	Type	Description	Default
`before`	`dict`	Model data before the change	required
`after`	`dict`	Model data after the change	required
`history_model`	`Model`	History model class	`None`

Returns:

Name	Type	Description
`False`	`bool`	Failed to save history
`True`	`bool`	Successfully saved history
`None`	`None`	history_model was not specified

This page forms part of our Project Centurion ERP.

Version: ToDo: place files short git commit here
Date Created: 2024-06-16
Date Edited: 2024-07-13

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