refactor(app,learn): people's files on the device shared in halkyon_app

ADR 0043's recommendation, for Todo's attachments: what Learn had for its
files on the device moves into halkyon_app, unchanged but for its names,
and Learn uses it from there.

- FileCache, DirectoryFileCache (Learn's AssetFileCache): the files by
  their SHA-256 in a folder of the person's, and which wait to be
  uploaded.
- FileServerGateway, ServerpodFileServerGateway (Learn's
  AssetServerGateway): halkyon_base's files endpoint, taking the module's
  caller rather than Learn's client; FileLimitReached, FileRoom.
- Their fakes in halkyon_app's testing: MemoryFileCache,
  FakeFileServerGateway, sha256Of.
- SealedFile: the format every app seals a file in (HLKF, version 1),
  sealing with halkyon_app's ContentCipher; Learn's Privacy seals and
  opens its files with it, for the same context as before, so every file
  sealed so far opens as it did.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Signed-off-by: Tizian 「ティツィアーン」 <raisondetredev@pm.me>
This commit is contained in:
Tizian 「ティツィアーン」 2026-11-11 01:17:22 +01:00
commit 5dd7575dd6
Signed by: raisondetredev
GPG key ID: 07F6FCF405488B64
5 changed files with 272 additions and 235 deletions

View file

@ -3,6 +3,8 @@ import 'dart:async';
import 'package:clock/clock.dart';
import 'package:fake_async/fake_async.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:halkyon_app/testing.dart'
show FakeFileServerGateway, MemoryFileCache;
import 'package:halkyon_editor/halkyon_editor.dart';
import 'package:halkyon_learn_flutter/src/core/asset/data/asset_repository.dart';
import 'package:halkyon_learn_flutter/src/feature/card/data/card_repository.dart';
@ -25,7 +27,6 @@ import 'package:halkyon_learn_flutter/src/feature/tag/data/tag_repository.dart';
import '../../../support/fake_asset_gateway.dart';
import '../../../support/fake_asset_sealing.dart';
import '../../../support/fake_asset_server_gateway.dart';
import '../../../support/fake_card_gateway.dart';
import '../../../support/fake_learning_path_gateway.dart';
import '../../../support/fake_path_answer_gateway.dart';
@ -33,7 +34,6 @@ import '../../../support/fake_pdf_source_gateway.dart';
import '../../../support/fake_review_gateway.dart';
import '../../../support/fake_studyset_gateway.dart';
import '../../../support/fake_tag_gateway.dart';
import '../../../support/memory_asset_file_cache.dart';
/// A [FakeReviewGateway] counting how often it reads cards' reviews: the
/// progress with an exam chosen reads them once each time it is read; the
@ -87,8 +87,8 @@ void main() {
reviews = ReviewRepository(reviewGateway);
final assets = AssetRepository(
FakeAssetGateway(),
FakeAssetServerGateway(),
MemoryAssetFileCache(),
FakeFileServerGateway(),
MemoryFileCache(),
FakeAssetSealing(),
);
run(async, () async {

View file

@ -1,4 +1,6 @@
import 'package:flutter_test/flutter_test.dart';
import 'package:halkyon_app/testing.dart'
show FakeFileServerGateway, MemoryFileCache;
import 'package:halkyon_learn_flutter/src/core/asset/data/asset_repository.dart';
import 'package:halkyon_learn_flutter/src/feature/learning_path/data/learning_path_repository.dart';
import 'package:halkyon_learn_flutter/src/feature/learning_path/data/path_progress_repository.dart';
@ -13,11 +15,9 @@ import 'package:halkyon_learn_flutter/src/feature/studyset/bloc/material_progres
import '../../../support/fake_asset_gateway.dart';
import '../../../support/fake_asset_sealing.dart';
import '../../../support/fake_asset_server_gateway.dart';
import '../../../support/fake_learning_path_gateway.dart';
import '../../../support/fake_path_answer_gateway.dart';
import '../../../support/fake_pdf_source_gateway.dart';
import '../../../support/memory_asset_file_cache.dart';
void main() {
late LearningPathRepository paths;
@ -33,8 +33,8 @@ void main() {
pdfGateway,
AssetRepository(
FakeAssetGateway(),
FakeAssetServerGateway(),
MemoryAssetFileCache(),
FakeFileServerGateway(),
MemoryFileCache(),
FakeAssetSealing(),
),
);

View file

@ -2,6 +2,8 @@ import 'dart:typed_data';
import 'package:clock/clock.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:halkyon_app/testing.dart'
show FakeFileServerGateway, MemoryFileCache;
import 'package:halkyon_editor/halkyon_editor.dart';
import 'package:halkyon_learn_flutter/src/core/asset/data/asset_repository.dart';
import 'package:halkyon_learn_flutter/src/feature/card/data/card_repository.dart';
@ -31,7 +33,6 @@ import 'package:halkyon_learn_flutter/src/feature/studyset/model/studyset_tree.d
import '../../../support/fake_asset_gateway.dart';
import '../../../support/fake_asset_sealing.dart';
import '../../../support/fake_asset_server_gateway.dart';
import '../../../support/fake_card_gateway.dart';
import '../../../support/fake_learning_path_gateway.dart';
import '../../../support/fake_note_gateway.dart';
@ -40,7 +41,6 @@ import '../../../support/fake_pdf_source_gateway.dart';
import '../../../support/fake_review_gateway.dart';
import '../../../support/fake_settings_gateway.dart';
import '../../../support/fake_studyset_gateway.dart';
import '../../../support/memory_asset_file_cache.dart';
void main() {
late FakeStudysetGateway gateway;
@ -74,8 +74,8 @@ void main() {
pdfGateway,
AssetRepository(
FakeAssetGateway(),
FakeAssetServerGateway(),
MemoryAssetFileCache(),
FakeFileServerGateway(),
MemoryFileCache(),
FakeAssetSealing(),
),
);

View file

@ -4,6 +4,8 @@ import 'dart:typed_data';
import 'package:clock/clock.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:halkyon_app/testing.dart'
show FakeFileServerGateway, MemoryFileCache;
import 'package:halkyon_editor/halkyon_editor.dart';
import 'package:halkyon_learn_flutter/src/core/asset/data/asset_repository.dart';
import 'package:halkyon_learn_flutter/src/feature/card/data/card_repository.dart';
@ -20,13 +22,11 @@ import 'package:halkyon_learn_flutter/src/feature/studyset/model/studyset_conten
import '../../../support/eventually.dart';
import '../../../support/fake_asset_gateway.dart';
import '../../../support/fake_asset_sealing.dart';
import '../../../support/fake_asset_server_gateway.dart';
import '../../../support/fake_card_gateway.dart';
import '../../../support/fake_learning_path_gateway.dart';
import '../../../support/fake_note_gateway.dart';
import '../../../support/fake_pdf_source_gateway.dart';
import '../../../support/fake_studyset_gateway.dart';
import '../../../support/memory_asset_file_cache.dart';
void main() {
late FakeStudysetGateway studysetGateway;
@ -54,8 +54,8 @@ void main() {
pdfGateway = FakePdfSourceGateway();
assets = AssetRepository(
FakeAssetGateway(),
FakeAssetServerGateway(),
MemoryAssetFileCache(),
FakeFileServerGateway(),
MemoryFileCache(),
FakeAssetSealing(),
);
pdfs = PdfSourceRepository(pdfGateway, assets);

View file

@ -1,5 +1,7 @@
import 'package:clock/clock.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:halkyon_app/testing.dart'
show FakeFileServerGateway, MemoryFileCache;
import 'package:halkyon_editor/halkyon_editor.dart';
import 'package:halkyon_learn_flutter/src/core/asset/data/asset_repository.dart';
import 'package:halkyon_learn_flutter/src/feature/card/data/card_repository.dart';
@ -17,7 +19,6 @@ import 'package:halkyon_learn_flutter/src/feature/studyset/model/studyset_conten
import '../../../support/fake_asset_gateway.dart';
import '../../../support/fake_asset_sealing.dart';
import '../../../support/fake_asset_server_gateway.dart';
import '../../../support/fake_card_gateway.dart';
import '../../../support/fake_learning_path_gateway.dart';
import '../../../support/fake_note_gateway.dart';
@ -25,7 +26,6 @@ import '../../../support/fake_pdf_source_gateway.dart';
import '../../../support/fake_review_gateway.dart';
import '../../../support/fake_settings_gateway.dart';
import '../../../support/fake_studyset_gateway.dart';
import '../../../support/memory_asset_file_cache.dart';
void main() {
late StudysetRepository studysets;
@ -44,8 +44,8 @@ void main() {
FakePdfSourceGateway(),
AssetRepository(
FakeAssetGateway(),
FakeAssetServerGateway(),
MemoryAssetFileCache(),
FakeFileServerGateway(),
MemoryFileCache(),
FakeAssetSealing(),
),
);