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更新测试案例

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Happi (哈比)
2026-03-09 13:03:44 +08:00
parent 56112e1fe3
commit 7b78da86e7
11 changed files with 721 additions and 278 deletions
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132
apps/im_app/lib/features/chat/presentation/chat_db_test_view_model.dart
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@@ -1,118 +1,154 @@
import 'dart:math';
import 'package:drift/drift.dart';
import 'package:flutter/material.dart';
import 'package:im_app/app/di/db_provider.dart';
import 'package:im_app/data/local/drift/app_database.dart';
import 'package:im_app/domain/entities/user.dart';
import 'package:im_app/domain/presentation/di/user_provider.dart';
import 'package:riverpod_annotation/riverpod_annotation.dart';
part 'chat_db_test_view_model.g.dart';
class TestResult {
final String title;
final String subtitle;
final String duration;
TestResult({
required this.title,
required this.subtitle,
required this.duration,
});
}
class ChatDbTestState {
final bool testStarted;
final List<TestResult> testResults;
final List<User> users;
final String currentState;
final bool hasMore;
final int currentPage;
final int totalCount;
const ChatDbTestState({
this.testStarted = false,
this.testResults = const [],
this.users = const [],
this.currentState = '',
this.hasMore = true,
this.currentPage = 0,
this.totalCount = 0,
});
ChatDbTestState copyWith({
bool? testStarted,
List<TestResult>? testResults,
List<User>? users,
String? currentState,
bool? hasMore,
int? currentPage,
int? totalCount,
}) => ChatDbTestState(
testStarted: testStarted ?? this.testStarted,
testResults: testResults ?? this.testResults,
users: users ?? this.users,
currentState: currentState ?? this.currentState,
hasMore: hasMore ?? this.hasMore,
currentPage: currentPage ?? this.currentPage,
totalCount: totalCount ?? this.totalCount,
);
}
@riverpod
class ChatDbTestViewModel extends _$ChatDbTestViewModel {
final _random = Random();
bool _isTesting = false;
static const _pageSize = 50;
@override
ChatDbTestState build() {
// 这里就是 onInit
final List<TestResult> testResults = List.generate(
1000,
(i) => TestResult(
title: '用户 ${Random().nextInt(9999)}',
subtitle: 'uid: ${Random().nextInt(999999)}',
duration: '${Random().nextInt(500)}ms',
),
);
return ChatDbTestState(testResults: testResults);
Future.microtask(() => _loadNextPage(reset: true));
return const ChatDbTestState(currentState: '加载中...');
}
// ── 导航（Demo 按钮，正式开发后随 UI 一并替换） ──────────────────────────
// ── 分页 ──────────────────────────────────────────────────────────────────
Future<void> _loadNextPage({bool reset = false}) async {
if (!state.hasMore && !reset) return;
final repo = ref.read(userRepositoryProvider);
final page = reset ? 0 : state.currentPage;
final offset = page * _pageSize;
final results = await Future.wait([
repo.getUsers(offset: offset, limit: _pageSize),
repo.countUsers(),
]);
if (!ref.mounted) return;
final newUsers = results[0] as List<User>;
final total = results[1] as int;
state = state.copyWith(
users: reset ? newUsers : [...state.users, ...newUsers],
currentPage: page + 1,
hasMore: newUsers.length >= _pageSize,
totalCount: total,
currentState: reset && newUsers.isEmpty ? '暂无数据' : '空闲 (共 $total 条)',
);
}
/// Called by ListView when reaching the end
void loadMore() {
if (!state.hasMore || state.testStarted) return;
_loadNextPage();
}
// ── 测试 ──────────────────────────────────────────────────────────────────
/// 开始测试
void startDBTest(BuildContext context) {
_isTesting = true;
state = state.copyWith(testStarted: true, currentState: '开始测试');
_testDBInsert();
}
/// 结束测试
void stopDBTest(BuildContext context) {
_isTesting = false;
state = state.copyWith(testStarted: false, currentState: '结束测试');
}
Future<void> _testDBInsert() async {
final db = ref.read(storageSdkProvider);
final repo = ref.read(userRepositoryProvider);
const count = 10000;
const chunkSize = 50;
const chunkSize = 200;
final stopwatch = Stopwatch()..start();
debugPrint('开始测试: $count 条，每批 $chunkSize 条');
final workingList = List<User>.from(state.users);
int completed = 0;
for (var i = 0; i < count; i += chunkSize) {
while (completed < count) {
if (!_isTesting) break;
final chunk = List.generate(
chunkSize.clamp(0, count - i),
(j) => UsersCompanion.insert(
uid: i + j,
nickname: Value('User ${i + j}'),
min(chunkSize, count - completed),
(_) => User(
uid: _random.nextInt(999999),
nickname: 'User ${_random.nextInt(9999)}',
),
);
await db.batchInsertOrReplace<DriftUser>(chunk);
await repo.saveUsers(chunk);
completed += chunk.length;
workingList.addAll(chunk);
// 让出主线程
await Future.delayed(Duration.zero);
debugPrint(
'已完成: $completed / $count (${stopwatch.elapsedMilliseconds}ms)',
);
debugPrint('已完成: $completed / $count (${stopwatch.elapsedMilliseconds}ms)');
// 更新 UI 状态
if (ref.mounted) {
state = state.copyWith(
users: List.unmodifiable(workingList),
currentState: '已插入 $completed / $count 条',
);
}
}
debugPrint('全部完成: ${stopwatch.elapsedMilliseconds}ms');
_isTesting = false;
final elapsed = stopwatch.elapsedMilliseconds;
debugPrint('全部完成: ${elapsed}ms');
if (ref.mounted) {
final total = await repo.countUsers();
state = state.copyWith(
testStarted: false,
currentState: '完成！共 $count 条，耗时 ${stopwatch.elapsedMilliseconds}ms',
totalCount: total,
currentState: '完成！共 $total 条，耗时 ${elapsed}ms',
);
}
}
}
}

116
apps/im_app/lib/features/chat/view/chat_db_test_page.dart
View File

@@ -3,69 +3,111 @@ import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:im_app/features/chat/presentation/chat_db_test_view_model.dart';
import '../../../core/ui/components/app_button.dart';
import '../presentation/chat_view_model.dart';
/// 聊天页（Demo 按钮）
///
/// 包含五个演示按钮，覆盖 go_router 的常见导航场景：
/// - 「切换 Tab」 — go，替换历史，不可返回
/// - 「有参 push（extra）」 — push + extra（Dart Record），可返回
/// - 「有参 push（路径参数）」— push + URL 内嵌 id，可返回
/// - 「无参 push」 — push，可返回
/// - 「退出登录」 — 守卫自动重定向到 /login
///
/// 所有操作通过 [ChatViewModel] 处理，View 不直接调用路由。
/// 正式开发后替换为会话列表，按钮相关代码一并清除。
class ChatDbTestPage extends ConsumerWidget {
class ChatDbTestPage extends ConsumerStatefulWidget {
const ChatDbTestPage({super.key});
@override
Widget build(BuildContext context, WidgetRef ref) {
ConsumerState<ChatDbTestPage> createState() => _ChatDbTestPageState();
}
class _ChatDbTestPageState extends ConsumerState<ChatDbTestPage> {
final _scrollController = ScrollController();
@override
void initState() {
super.initState();
_scrollController.addListener(_onScroll);
}
@override
void dispose() {
_scrollController.dispose();
super.dispose();
}
void _onScroll() {
if (_scrollController.position.pixels >=
_scrollController.position.maxScrollExtent - 300) {
ref.read(chatDbTestViewModelProvider.notifier).loadMore();
}
}
@override
Widget build(BuildContext context) {
final vm = ref.read(chatDbTestViewModelProvider.notifier);
final state = ref.watch(chatDbTestViewModelProvider);
final testStarted = ref.watch(
chatDbTestViewModelProvider.select((s) => s.testStarted),
);
final currentState = ref.watch(
chatDbTestViewModelProvider.select((s) => s.currentState),
);
final users = ref.watch(chatDbTestViewModelProvider.select((s) => s.users));
final hasMore = ref.watch(
chatDbTestViewModelProvider.select((s) => s.hasMore),
);
final totalCount = ref.watch(
chatDbTestViewModelProvider.select((s) => s.totalCount),
);
return Scaffold(
appBar: AppBar(title: const Text('测试数据库'), ),
appBar: AppBar(title: Text('测试数据库 ($totalCount)')),
body: Column(
mainAxisSize: MainAxisSize.max,
spacing: 16,
children: [
SizedBox(height: 4),
const SizedBox(height: 4),
Padding(
padding: EdgeInsetsGeometry.symmetric(horizontal: 8),
padding: const EdgeInsets.symmetric(horizontal: 8),
child: Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
AppButton.inverse(
label: state.testStarted ? '结束' : '开始',
onPressed: () => state.testStarted ? vm.stopDBTest(context) : vm.startDBTest(context),
label: testStarted ? '结束' : '开始',
onPressed: () => testStarted
? vm.stopDBTest(context)
: vm.startDBTest(context),
),
SizedBox(width: 8),
Expanded(
child: Text(
state.currentState,
textAlign: TextAlign.end,
),
)
const SizedBox(width: 8),
Expanded(child: Text(currentState, textAlign: TextAlign.end)),
],
)
),
),
Expanded(
child: ListView.builder(
itemCount: state.testResults.length,
controller: _scrollController,
itemCount: users.length + (hasMore ? 1 : 0),
cacheExtent: 500,
itemBuilder: (context, index) {
final result = state.testResults[index];
return ListTile(
titleAlignment: ListTileTitleAlignment.center,
title: Text(result.title),
subtitle: Text(result.subtitle),
// trailing: Text(result.duration),
);
if (index == users.length) {
return const Padding(
padding: EdgeInsets.all(16),
child: Center(child: CircularProgressIndicator()),
);
}
final user = users[index];
return _UserTile(uid: user.uid, nickname: user.nickname);
},
),
)
),
],
),
);
}
}
class _UserTile extends StatelessWidget {
final int uid;
final String? nickname;
const _UserTile({required this.uid, required this.nickname});
@override
Widget build(BuildContext context) {
return ListTile(
titleAlignment: ListTileTitleAlignment.center,
title: Text(nickname ?? '-'),
subtitle: Text('uid: $uid'),
);
}
}

22
apps/im_app/lib/features/login/presentation/login_view_model.dart
View File

@@ -1,8 +1,8 @@
import 'dart:convert';
import 'package:flutter/services.dart';
import 'package:im_app/data/models/user_dto.dart';
import 'package:im_app/data/remote/login_request.dart';
import 'package:im_app/domain/presentation/di/user_provider.dart';
import 'package:networks_sdk/networks_sdk.dart';
import 'package:im_app/app/di/db_provider.dart';
import 'package:riverpod_annotation/riverpod_annotation.dart';
@@ -61,22 +61,25 @@ class LoginViewModel extends _$LoginViewModel {
Future<void> demoLogin() async {
final storageApi = ref.read(storageSdkProvider);
final storageLifeCycle = storageApi as StorageSdkLifecycle;
final repositoryProvider = ref.read(userRepositoryProvider);
final provider = ref.read(authNotifierProvider);
// Read mock response from assets
final String raw = await rootBundle.loadString('assets/loginData.json');
final Map<String, dynamic> json = jsonDecode(raw);
// Parse into LoginData (nested under 'data' key)
// Parse → Domain User directly
final loginResponse = LoginResponse.fromJson(json);
final user = loginResponse.data.toEntity();
provider.login();
// Open database for the user
await storageLifeCycle.openDatabase(user.uid);
///TODO: User 和 DTO和数据库之间转换
final userCompanion = UserDto.fromEntity(user).toCompanion();
storageApi.insert(userCompanion);
// Save user to DB via repository
await repositoryProvider.saveUser(user);
// Trigger auth state
provider.login();
}
/// 执行登录
@@ -88,10 +91,9 @@ class LoginViewModel extends _$LoginViewModel {
state = state.copyWith(isLoading: true, error: null);
try {
final user = await ref.read(loginUseCaseProvider).execute(
email: email,
password: password,
);
final user = await ref
.read(loginUseCaseProvider)
.execute(email: email, password: password);
state = state.copyWith(user: user, isLoading: false);
} on FormatException catch (e) {