feat(apps): 重构 UI 架构为 presentation 层并新增 l10n 国际化支持
This commit is contained in:
qzl
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import 'dart:io';
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import 'package:flutter/material.dart';
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import 'package:go_router/go_router.dart';
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import 'package:image_picker/image_picker.dart';
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import 'package:social_app/core/l10n/l10n.dart';
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import '../../../../core/theme/design_tokens.dart';
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import '../../../../app/di/injection.dart';
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import '../../../../shared/widgets/app_button.dart';
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import '../../../../shared/widgets/app_loading_indicator.dart';
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import '../../../../shared/widgets/toast/toast.dart';
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import '../../../../shared/widgets/toast/toast_type.dart';
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import '../../data/services/settings_user_cache.dart';
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import '../../../contacts/data/users/models/user_response.dart';
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import '../../../contacts/data/users/users_api.dart';
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import '../widgets/account_section_card.dart';
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import '../widgets/settings_page_scaffold.dart';
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class EditProfileScreen extends StatefulWidget {
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const EditProfileScreen({super.key});
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@override
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State<EditProfileScreen> createState() => _EditProfileScreenState();
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}
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class _EditProfileScreenState extends State<EditProfileScreen> {
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final _usernameController = TextEditingController();
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final _bioController = TextEditingController();
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final _usersApi = sl<UsersApi>();
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final _userCache = sl<SettingsUserCache>();
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final _imagePicker = ImagePicker();
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UserResponse? _user;
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File? _selectedAvatar;
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bool _isLoading = true;
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bool _isSaving = false;
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bool _isUploadingAvatar = false;
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bool _hasChanges = false;
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@override
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void initState() {
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super.initState();
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_loadUser();
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}
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Future<void> _loadUser() async {
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final cached = _userCache.cachedUser;
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if (cached != null) {
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setState(() {
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_user = cached;
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_usernameController.text = cached.username;
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_bioController.text = cached.bio ?? '';
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_isLoading = false;
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});
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return;
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}
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try {
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final user = await _usersApi.getMe();
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if (mounted) {
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_userCache.set(user);
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setState(() {
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_user = user;
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_usernameController.text = user.username;
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_bioController.text = user.bio ?? '';
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_isLoading = false;
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});
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}
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} catch (e) {
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if (mounted) {
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setState(() {
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_isLoading = false;
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});
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Toast.show(
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context,
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context.l10n.settingsEditProfileLoadFailed,
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type: ToastType.error,
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);
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}
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}
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}
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void _onFieldChanged() {
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if (_user == null) return;
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final usernameChanged = _usernameController.text != _user!.username;
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final bioChanged = _bioController.text != (_user!.bio ?? '');
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final avatarChanged = _selectedAvatar != null;
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if ((usernameChanged || bioChanged || avatarChanged) != _hasChanges) {
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setState(() {
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_hasChanges = usernameChanged || bioChanged || avatarChanged;
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});
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}
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}
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Future<void> _pickAvatar() async {
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final pickedFile = await _imagePicker.pickImage(
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source: ImageSource.gallery,
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maxWidth: 400,
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maxHeight: 400,
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imageQuality: 80,
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);
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if (pickedFile != null) {
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setState(() {
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_selectedAvatar = File(pickedFile.path);
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_hasChanges = true;
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});
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}
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}
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Future<void> _uploadAvatar() async {
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if (_selectedAvatar == null) return;
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setState(() {
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_isUploadingAvatar = true;
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});
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try {
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await _usersApi.uploadAvatar(_selectedAvatar!);
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if (mounted) {
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Toast.show(
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context,
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context.l10n.settingsEditProfileAvatarUploadSuccess,
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type: ToastType.success,
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);
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_selectedAvatar = null;
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await _loadUser();
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}
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} catch (e) {
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if (mounted) {
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Toast.show(
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context,
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context.l10n.settingsEditProfileAvatarUploadFailed,
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type: ToastType.error,
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);
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}
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} finally {
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if (mounted) {
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setState(() {
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_isUploadingAvatar = false;
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});
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}
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}
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}
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Future<void> _saveProfile() async {
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if (!_hasChanges || _user == null) return;
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final newUsername = _usernameController.text.trim();
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final newBio = _bioController.text.trim();
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final usernameChanged = newUsername != _user!.username;
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final bioChanged = newBio != (_user!.bio ?? '');
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if (usernameChanged) {
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if (newUsername.isEmpty) {
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Toast.show(
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context,
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context.l10n.settingsEditProfileUsernameRequired,
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type: ToastType.warning,
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);
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return;
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}
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if (newUsername.length < 3 || newUsername.length > 30) {
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Toast.show(
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context,
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context.l10n.settingsEditProfileUsernameLengthInvalid,
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type: ToastType.warning,
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);
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return;
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}
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}
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setState(() {
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_isSaving = true;
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});
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try {
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if (_selectedAvatar != null) {
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await _uploadAvatar();
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}
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if (usernameChanged || bioChanged) {
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final request = UserUpdateRequest(
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username: usernameChanged ? newUsername : null,
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bio: bioChanged ? (newBio.isEmpty ? null : newBio) : null,
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);
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final updatedUser = await _usersApi.updateMe(request);
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_userCache.set(updatedUser);
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}
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if (mounted) {
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Toast.show(
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context,
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context.l10n.settingsEditProfileSaveSuccess,
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type: ToastType.success,
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);
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context.pop(true);
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}
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} catch (e) {
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if (mounted) {
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Toast.show(
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context,
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context.l10n.settingsEditProfileSaveFailed,
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type: ToastType.error,
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);
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}
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} finally {
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if (mounted) {
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setState(() {
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_isSaving = false;
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});
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}
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}
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}
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@override
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void dispose() {
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_usernameController.dispose();
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_bioController.dispose();
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super.dispose();
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}
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@override
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Widget build(BuildContext context) {
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final l10n = context.l10n;
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return SettingsPageScaffold(
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title: l10n.settingsEditProfileTitle,
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onBack: () => context.pop(),
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resizeOnKeyboard: false,
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maintainBottomViewPadding: true,
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body: _isLoading
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? const Center(
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child: AppLoadingIndicator(variant: AppLoadingVariant.surface),
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)
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: Column(
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crossAxisAlignment: CrossAxisAlignment.stretch,
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children: [
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_buildBasicInfoSection(),
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const SizedBox(height: AppSpacing.lg),
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_buildBioSection(),
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],
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),
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footer: SizedBox(
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width: double.infinity,
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height: 52,
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child: AppButton(
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text: l10n.settingsEditProfileSaveChanges,
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onPressed: _hasChanges && !_isSaving ? _saveProfile : null,
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isLoading: _isSaving,
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),
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),
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);
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}
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Widget _buildBasicInfoSection() {
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final l10n = context.l10n;
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return AccountSectionCard(
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title: l10n.settingsEditProfileBasicInfo,
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backgroundColor: AppColors.white,
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borderColor: AppColors.borderSecondary,
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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_buildAvatarSection(),
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const SizedBox(height: AppSpacing.lg),
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Text(
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l10n.settingsEditProfileUsername,
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style: TextStyle(
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fontSize: 13,
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fontWeight: FontWeight.w700,
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color: AppColors.slate700,
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),
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),
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const SizedBox(height: AppSpacing.sm),
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TextField(
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controller: _usernameController,
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onChanged: (_) => _onFieldChanged(),
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style: const TextStyle(fontSize: 15, color: AppColors.slate900),
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decoration: _buildInputDecoration(
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l10n.settingsEditProfileUsernameHint,
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),
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),
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],
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),
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);
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}
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Widget _buildAvatarSection() {
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final avatarUrl = _user?.avatarUrl;
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final hasSelectedAvatar = _selectedAvatar != null;
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return Center(
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child: GestureDetector(
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onTap: _isUploadingAvatar ? null : _pickAvatar,
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child: Stack(
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children: [
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Container(
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width: 80,
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height: 80,
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decoration: BoxDecoration(
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shape: BoxShape.circle,
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color: AppColors.surfaceSecondary,
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border: Border.all(color: AppColors.borderTertiary, width: 2),
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image: hasSelectedAvatar
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? DecorationImage(
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image: FileImage(_selectedAvatar!),
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fit: BoxFit.cover,
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)
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: avatarUrl != null
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? DecorationImage(
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image: NetworkImage(avatarUrl),
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fit: BoxFit.cover,
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)
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: null,
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),
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child: !hasSelectedAvatar && avatarUrl == null
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? const Icon(
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Icons.person,
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size: 40,
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color: AppColors.slate400,
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)
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: null,
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),
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if (_isUploadingAvatar)
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Positioned.fill(
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child: Container(
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decoration: BoxDecoration(
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shape: BoxShape.circle,
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color: Colors.black.withValues(alpha: 0.4),
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),
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child: const Center(
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child: SizedBox(
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width: 24,
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height: 24,
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child: CircularProgressIndicator(
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strokeWidth: 2,
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valueColor: AlwaysStoppedAnimation<Color>(
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AppColors.white,
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),
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),
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),
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),
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),
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),
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Positioned(
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right: 0,
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bottom: 0,
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child: Container(
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width: 28,
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height: 28,
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decoration: BoxDecoration(
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shape: BoxShape.circle,
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color: AppColors.blue500,
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border: Border.all(color: AppColors.white, width: 2),
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),
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child: const Icon(
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Icons.camera_alt,
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size: 14,
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color: AppColors.white,
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),
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),
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),
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],
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),
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),
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);
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}
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Widget _buildBioSection() {
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final l10n = context.l10n;
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return AccountSectionCard(
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title: l10n.settingsEditProfileBio,
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backgroundColor: AppColors.white,
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borderColor: AppColors.borderSecondary,
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(
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l10n.settingsEditProfileBioContent,
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style: TextStyle(
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fontSize: 13,
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fontWeight: FontWeight.w700,
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color: AppColors.slate700,
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),
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),
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const SizedBox(height: AppSpacing.sm),
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TextField(
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controller: _bioController,
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onChanged: (_) => _onFieldChanged(),
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maxLines: 4,
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maxLength: 200,
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style: const TextStyle(fontSize: 15, color: AppColors.slate900),
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decoration: _buildInputDecoration(
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l10n.settingsEditProfileBioHint,
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).copyWith(contentPadding: const EdgeInsets.all(AppSpacing.lg)),
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),
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],
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),
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);
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}
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InputDecoration _buildInputDecoration(String hintText) {
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return InputDecoration(
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hintText: hintText,
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hintStyle: const TextStyle(fontSize: 14, color: AppColors.slate400),
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filled: true,
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fillColor: AppColors.surfaceSecondary,
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contentPadding: const EdgeInsets.symmetric(
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horizontal: AppSpacing.lg,
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vertical: AppSpacing.lg,
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),
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border: OutlineInputBorder(
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borderRadius: BorderRadius.circular(AppRadius.lg),
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borderSide: BorderSide.none,
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),
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enabledBorder: OutlineInputBorder(
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borderRadius: BorderRadius.circular(AppRadius.lg),
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borderSide: const BorderSide(color: AppColors.borderTertiary),
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),
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focusedBorder: OutlineInputBorder(
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borderRadius: BorderRadius.circular(AppRadius.lg),
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borderSide: const BorderSide(color: AppColors.blue500),
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),
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);
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}
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}
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