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
2 changed files with 272 additions and 235 deletions

View file

@ -2,6 +2,8 @@ import 'dart:convert';
import 'dart:typed_data';
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/core/citation/model/citation.dart';
@ -23,13 +25,11 @@ 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';
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;
@ -49,8 +49,8 @@ void main() {
paths = LearningPathRepository(FakeLearningPathGateway());
assets = AssetRepository(
FakeAssetGateway(),
FakeAssetServerGateway(),
MemoryAssetFileCache(),
FakeFileServerGateway(),
MemoryFileCache(),
FakeAssetSealing(),
);
pdfs = PdfSourceRepository(FakePdfSourceGateway(), assets);

View file

@ -4,6 +4,8 @@ import 'dart:typed_data';
import 'package:archive/archive.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_payload.dart';
import 'package:halkyon_learn_flutter/src/core/asset/data/asset_repository.dart';
@ -22,12 +24,10 @@ import 'package:material_ui/material_ui.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_file_saver.dart';
import '../../../support/fake_review_gateway.dart';
import '../../../support/fake_studyset_gateway.dart';
import '../../../support/memory_asset_file_cache.dart';
import '../../../support/pump_app.dart';
import '../../../support/test_dependencies.dart';
@ -35,7 +35,7 @@ void main() {
late FakeStudysetGateway studysets;
late FakeCardGateway cardGateway;
late FakeAssetGateway assetGateway;
late MemoryAssetFileCache cache;
late MemoryFileCache cache;
late FakeFileSaver saver;
late FakeReviewGateway reviewGateway;
late _HeldExportArchiver archiver;
@ -48,7 +48,7 @@ void main() {
);
cardGateway = FakeCardGateway();
assetGateway = FakeAssetGateway();
cache = MemoryAssetFileCache();
cache = MemoryFileCache();
saver = FakeFileSaver();
reviewGateway = FakeReviewGateway();
archiver = _HeldExportArchiver();
@ -256,7 +256,7 @@ void main() {
'links to', (tester) async {
final assets = AssetRepository(
assetGateway,
FakeAssetServerGateway(),
FakeFileServerGateway(),
cache,
FakeAssetSealing(),
);