NXDRIVE-2738: Implement database downgrade

[rom1win]

No description provided.

[nuxeojenkins]

View issue in JIRA: NXDRIVE-2738: Implement database downgrade

[sourcery-ai]

Sourcery Code Quality Report

❌  Merging this PR will decrease code quality in the affected files by 0.05%.

Quality metrics	Before	After	Change
Complexity	7.52 ⭐	7.53 ⭐	0.01 👎
Method Length	50.43 ⭐	50.67 ⭐	0.24 👎
Working memory	8.34 🙂	8.33 🙂	-0.01 👍
Quality	71.24% 🙂	71.19% 🙂	-0.05% 👎

Other metrics	Before	After	Change
Lines	3824	3854	30

Changed files	Quality Before	Quality After	Quality Change
nxdrive/utils.py	73.04% 🙂	73.04% 🙂	0.00%
nxdrive/dao/init.py	86.85% ⭐	86.02% ⭐	-0.83% 👎
nxdrive/dao/engine.py	68.78% 🙂	68.75% 🙂	-0.03% 👎
nxdrive/dao/manager.py	88.76% ⭐	87.78% ⭐	-0.98% 👎

Here are some functions in these files that still need a tune-up:

File	Function	Complexity	Length	Working Memory	Quality	Recommendation
nxdrive/dao/engine.py	EngineDAO._migrate_db_old	47 ⛔	842 ⛔	17 ⛔	10.18% ⛔	Refactor to reduce nesting. Try splitting into smaller methods. Extract out complex expressions
nxdrive/dao/engine.py	EngineDAO.update_remote_state	24 😞	307 ⛔	33 ⛔	16.57% ⛔	Refactor to reduce nesting. Try splitting into smaller methods. Extract out complex expressions
nxdrive/utils.py	concat_all_certificates	14 🙂	202 😞	14 😞	38.41% 😞	Try splitting into smaller methods. Extract out complex expressions
nxdrive/dao/engine.py	EngineDAO.synchronize_state	9 🙂	201 😞	12 😞	45.91% 😞	Try splitting into smaller methods. Extract out complex expressions
nxdrive/utils.py	test_url	10 🙂	152 😞	11 😞	51.10% 🙂	Try splitting into smaller methods. Extract out complex expressions

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• 😞 poor
• ⛔ very poor

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[codecov]

Codecov Report

Merging #3303 (a3e4683) into master (824ce33) will increase coverage by 0.01%.
The diff coverage is 83.33%.

@@            Coverage Diff             @@
##           master    #3303      +/-   ##
==========================================
+ Coverage   45.07%   45.09%   +0.01%     
==========================================
  Files          92       92              
  Lines       15415    15422       +7     
==========================================
+ Hits         6949     6954       +5     
- Misses       8466     8468       +2     

Flag	Coverage Δ
functional	35.68% <83.33%> (+0.01%)	⬆️
integration	?
unit	35.51% <83.33%> (+0.01%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
nxdrive/utils.py	87.45% <ø> (ø)
nxdrive/dao/engine.py	60.00% <80.00%> (+0.02%)	⬆️
nxdrive/dao/manager.py	81.52% <80.00%> (-0.51%)	⬇️
nxdrive/__init__.py	100.00% <100.00%> (ø)
nxdrive/dao/__init__.py	100.00% <100.00%> (ø)

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