Refactor Encrypted Upload

[alperozturk96]

• [x] Tests written, or not not needed

Improvements

The function encryptedUpload was quite large and challenging to read and debug. Therefore, in this pull request, it has been divided into multiple smaller functions for better readability and easier debugging.

E2E Region Added

Known Issues on Master and this PR:

How to Test

1. Create encrypted folder
2. Upload file to the encrypted folder
3. Upload multiple files to the encrypted folder
4. Create sub folder and upload some files to the subfolder

Do this test for latest Nextcloud version and v27.1.7

[github-actions[bot]]

APK file: https://www.kaminsky.me/nc-dev/android-artifacts/12934.apk



To test this change/fix you can simply download above APK file and install and test it in parallel to your existing Nextcloud app.

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 0% with 223 lines in your changes are missing coverage. Please review.

Project coverage is 26.90%. Comparing base (6c8c58f) to head (82af5b4). Report is 33 commits behind head on master.

Additional details and impacted files

@@             Coverage Diff              @@
##             master   #12934      +/-   ##
============================================
- Coverage     26.97%   26.90%   -0.08%     
- Complexity     3284     3309      +25     
============================================
  Files           632      636       +4     
  Lines         46629    47019     +390     
  Branches       6150     6219      +69     
============================================
+ Hits          12577    12649      +72     
- Misses        32219    32530     +311     
- Partials       1833     1840       +7     

Files	Coverage Δ
...m/owncloud/android/operations/e2e/E2EClientData.kt	0.00% <0.00%> (ø)
...ava/com/owncloud/android/operations/e2e/E2EData.kt	0.00% <0.00%> (ø)
...va/com/owncloud/android/operations/e2e/E2EFiles.kt	0.00% <0.00%> (ø)
...ncloud/android/operations/UploadFileOperation.java	39.80% <0.00%> (-3.10%)	:arrow_down:

... and 28 files with indirect coverage changes

[github-actions[bot]]

Codacy

Lint

Type	master	PR
Warnings	72	72
Errors	3	3

SpotBugs

Category	Base	New
Bad practice	66	66
Correctness	73	73
Dodgy code	349	349
Experimental	1	1
Internationalization	7	7
Malicious code vulnerability	2	2
Multithreaded correctness	6	6
Performance	57	57
Security	19	19
Total	580	580