816 lines
24 KiB
Dart
816 lines
24 KiB
Dart
import 'dart:io' as io;
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import 'package:flutter/material.dart';
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import '../../../constants/app_constants.dart';
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import '../../../utils/http/http_client.dart';
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/// 时间: 2026-03-30
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/// 功能: 诗词投稿页面
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/// 介绍: 用户提交诗词收录申请，支持相似度检测和人机验证
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/// 最新变化: 新增投稿功能
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class ManuscriptPage extends StatefulWidget {
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const ManuscriptPage({super.key});
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@override
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State<ManuscriptPage> createState() => _ManuscriptPageState();
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}
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class _ManuscriptPageState extends State<ManuscriptPage> {
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final _formKey = GlobalKey<FormState>();
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final _nameController = TextEditingController();
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final _urlController = TextEditingController();
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final _keywordsController = TextEditingController();
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final _introduceController = TextEditingController();
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List<Map<String, dynamic>> _categories = [];
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String? _selectedCategory;
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bool _isLoadingCategories = true;
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bool _isCheckingName = false;
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bool _isSubmitting = false;
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bool _nameExists = false;
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int _maxSimilarity = 0;
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int _similarCount = 0;
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bool _nameChecked = false;
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@override
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void initState() {
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super.initState();
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_loadCategories();
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}
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@override
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void dispose() {
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_nameController.dispose();
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_urlController.dispose();
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_keywordsController.dispose();
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_introduceController.dispose();
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super.dispose();
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}
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String _getPlatform() {
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try {
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final String osName = io.Platform.operatingSystem;
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if (osName == 'ohos' ||
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osName == 'harmonyos' ||
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osName == 'openharmony') {
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return 'HarmonyOS Flutter';
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} else if (io.Platform.isAndroid) {
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return 'Android Flutter';
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} else if (io.Platform.isIOS) {
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return 'iOS Flutter';
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} else if (io.Platform.isWindows) {
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return 'Windows Flutter';
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} else if (io.Platform.isMacOS) {
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return 'macOS Flutter';
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} else if (io.Platform.isLinux) {
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return 'Linux Flutter';
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} else {
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return 'Flutter';
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}
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} catch (e) {
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return 'Flutter';
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}
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}
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Future<void> _loadCategories() async {
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try {
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final response = await HttpClient.get(
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'app/apply.php',
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queryParameters: {'api': 'categories'},
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);
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if (response.isSuccess) {
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final data = response.jsonData;
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if (data['ok'] == true && data['categories'] != null) {
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setState(() {
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_categories = List<Map<String, dynamic>>.from(data['categories']);
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_isLoadingCategories = false;
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});
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} else {
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setState(() => _isLoadingCategories = false);
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_showSnackBar('加载分类失败', isError: true);
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}
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} else {
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setState(() => _isLoadingCategories = false);
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_showSnackBar('加载分类失败', isError: true);
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}
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} catch (e) {
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setState(() => _isLoadingCategories = false);
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_showSnackBar('网络请求失败: $e', isError: true);
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}
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}
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Future<void> _checkName() async {
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final name = _nameController.text.trim();
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if (name.isEmpty) {
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setState(() {
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_nameChecked = false;
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_nameExists = false;
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});
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return;
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}
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setState(() => _isCheckingName = true);
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try {
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final response = await HttpClient.postForm(
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'app/apply.php?api=check-name',
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data: {'name': name, 'threshold': '80'},
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);
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if (response.isSuccess) {
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final data = response.jsonData;
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if (data['ok'] == true) {
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setState(() {
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_nameChecked = true;
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_nameExists = data['exists'] ?? false;
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_maxSimilarity = (data['max_similarity'] ?? 0).toInt();
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_similarCount = (data['similar_count'] ?? 0).toInt();
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});
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}
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}
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} catch (e) {
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_showSnackBar('检测失败，请重试', isError: true);
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} finally {
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setState(() => _isCheckingName = false);
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}
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}
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Future<void> _submitForm() async {
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if (!_formKey.currentState!.validate()) return;
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if (!_nameChecked) {
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await _checkName();
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if (!_nameChecked) return;
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}
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if (_nameExists) {
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_showSnackBar('该诗词已存在，请更换', isError: true);
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return;
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}
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final confirm = await _showConfirmDialog();
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if (!confirm) return;
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setState(() => _isSubmitting = true);
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try {
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final response = await HttpClient.postForm(
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'app/apply.php?api=submit',
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data: {
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'name': _nameController.text.trim(),
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'catename': _selectedCategory,
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'url': _urlController.text.trim(),
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'keywords': _keywordsController.text.trim(),
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'introduce': _introduceController.text.trim(),
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'img': _getPlatform(),
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'threshold': '80',
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},
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);
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if (response.isSuccess) {
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final data = response.jsonData;
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if (data['ok'] == true) {
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_showResultDialog(true, data['message'] ?? '✅ 提交成功！等待审核');
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_resetForm();
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} else {
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_showResultDialog(false, data['error'] ?? '提交失败');
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}
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} else {
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_showResultDialog(false, response.message);
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}
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} catch (e) {
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_showResultDialog(false, '网络请求失败: $e');
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} finally {
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setState(() => _isSubmitting = false);
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}
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}
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void _resetForm() {
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_formKey.currentState?.reset();
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_nameController.clear();
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_urlController.clear();
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_keywordsController.clear();
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_introduceController.clear();
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setState(() {
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_selectedCategory = null;
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_nameChecked = false;
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_nameExists = false;
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_maxSimilarity = 0;
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_similarCount = 0;
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});
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}
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Future<bool> _showConfirmDialog() async {
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return await showDialog<bool>(
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context: context,
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builder: (context) => AlertDialog(
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(16),
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),
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title: const Row(
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children: [
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Icon(Icons.help_outline, color: AppConstants.primaryColor),
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SizedBox(width: 8),
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Text('确认提交'),
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],
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),
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content: Column(
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mainAxisSize: MainAxisSize.min,
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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_buildConfirmItem('参考语句', _nameController.text),
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_buildConfirmItem('分类', _selectedCategory ?? ''),
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_buildConfirmItem('诗人和标题', _urlController.text),
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_buildConfirmItem('关键词', _keywordsController.text),
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_buildConfirmItem('平台', _getPlatform()),
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_buildConfirmItem('介绍', _introduceController.text, maxLines: 2),
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],
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),
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actions: [
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TextButton(
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onPressed: () => Navigator.pop(context, false),
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child: const Text('取消'),
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),
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ElevatedButton(
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onPressed: () => Navigator.pop(context, true),
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style: ElevatedButton.styleFrom(
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backgroundColor: AppConstants.primaryColor,
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foregroundColor: Colors.white,
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(8),
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),
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),
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child: const Text('确认提交'),
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),
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],
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),
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) ??
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false;
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}
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Widget _buildConfirmItem(String label, String value, {int maxLines = 1}) {
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return Padding(
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padding: const EdgeInsets.symmetric(vertical: 4),
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child: Row(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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SizedBox(
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width: 80,
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child: Text(
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'$label：',
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style: TextStyle(color: Colors.grey[600], fontSize: 14),
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),
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),
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Expanded(
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child: Text(
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value,
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style: const TextStyle(fontSize: 14, fontWeight: FontWeight.w500),
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maxLines: maxLines,
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overflow: TextOverflow.ellipsis,
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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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void _showResultDialog(bool success, String message) {
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showDialog(
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context: context,
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builder: (context) => AlertDialog(
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shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(16)),
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title: Row(
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children: [
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Icon(
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success ? Icons.check_circle : Icons.error,
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color: success
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? AppConstants.successColor
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: AppConstants.errorColor,
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),
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const SizedBox(width: 8),
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Text(success ? '提交成功' : '提交失败'),
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],
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),
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content: Text(message),
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actions: [
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TextButton(
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onPressed: () => Navigator.pop(context),
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child: const Text('确定'),
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),
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],
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),
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);
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}
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void _showSnackBar(String message, {bool isError = false}) {
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(
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content: Row(
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children: [
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Icon(
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isError ? Icons.error_outline : Icons.check_circle_outline,
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color: Colors.white,
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),
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const SizedBox(width: 8),
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Expanded(child: Text(message)),
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],
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),
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backgroundColor: isError
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? AppConstants.errorColor
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: AppConstants.successColor,
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behavior: SnackBarBehavior.floating,
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shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(8)),
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margin: const EdgeInsets.all(16),
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),
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);
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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backgroundColor: const Color(0xFFF5F5F5),
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appBar: AppBar(
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title: const Text(
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'📝 诗词投稿',
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style: TextStyle(
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color: AppConstants.primaryColor,
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fontWeight: FontWeight.bold,
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),
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),
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backgroundColor: Colors.white,
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elevation: 0,
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centerTitle: true,
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leading: IconButton(
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icon: const Icon(Icons.arrow_back, color: AppConstants.primaryColor),
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onPressed: () => Navigator.of(context).pop(),
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),
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),
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body: Form(
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key: _formKey,
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child: ListView(
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padding: const EdgeInsets.all(16),
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children: [
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_buildHeaderCard(),
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const SizedBox(height: 16),
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_buildFormCard(),
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const SizedBox(height: 24),
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_buildSubmitButton(),
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const SizedBox(height: 16),
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_buildTipsCard(),
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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 _buildHeaderCard() {
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return Container(
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padding: const EdgeInsets.all(20),
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decoration: BoxDecoration(
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gradient: LinearGradient(
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colors: [
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AppConstants.primaryColor.withAlpha(30),
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AppConstants.primaryColor.withAlpha(10),
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],
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begin: Alignment.topLeft,
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end: Alignment.bottomRight,
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),
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borderRadius: BorderRadius.circular(16),
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),
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child: Row(
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children: [
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Container(
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padding: const EdgeInsets.all(12),
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decoration: BoxDecoration(
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color: Colors.white,
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borderRadius: BorderRadius.circular(12),
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),
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child: const Icon(
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Icons.edit_note,
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color: AppConstants.primaryColor,
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size: 32,
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),
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),
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const SizedBox(width: 16),
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const Expanded(
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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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'收录经典诗词',
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style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
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),
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SizedBox(height: 4),
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Text(
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'支持原创和古诗，传承中华文化',
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style: TextStyle(fontSize: 14, color: Colors.grey),
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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 _buildFormCard() {
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return Container(
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decoration: BoxDecoration(
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color: Colors.white,
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borderRadius: BorderRadius.circular(16),
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boxShadow: [
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BoxShadow(
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color: Colors.black.withAlpha(10),
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blurRadius: 10,
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offset: const Offset(0, 2),
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),
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],
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),
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child: Column(
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children: [
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_buildSectionHeader('📝 投稿信息'),
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const Divider(height: 1),
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Padding(
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padding: const EdgeInsets.all(16),
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child: Column(
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children: [
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_buildNameField(),
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const SizedBox(height: 16),
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_buildCategoryField(),
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const SizedBox(height: 16),
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_buildUrlField(),
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const SizedBox(height: 16),
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_buildKeywordsField(),
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const SizedBox(height: 16),
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_buildIntroduceField(),
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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 _buildSectionHeader(String title) {
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return Padding(
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padding: const EdgeInsets.all(16),
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child: Row(
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children: [
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Text(
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title,
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style: const TextStyle(fontSize: 16, fontWeight: FontWeight.bold),
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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 _buildNameField() {
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return Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Row(
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children: [
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const Text(
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'参考语句',
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style: TextStyle(fontSize: 14, fontWeight: FontWeight.w500),
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),
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const Text(' *', style: TextStyle(color: AppConstants.errorColor)),
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const Spacer(),
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if (_isCheckingName)
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const SizedBox(
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width: 16,
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height: 16,
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child: CircularProgressIndicator(strokeWidth: 2),
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),
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],
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),
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const SizedBox(height: 8),
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TextFormField(
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controller: _nameController,
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decoration: InputDecoration(
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hintText: '如：纤云弄巧，飞星传恨',
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border: OutlineInputBorder(borderRadius: BorderRadius.circular(12)),
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contentPadding: const EdgeInsets.symmetric(
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horizontal: 16,
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vertical: 12,
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),
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suffixIcon: _nameChecked
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? Icon(
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_nameExists ? Icons.error : Icons.check_circle,
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color: _nameExists
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? AppConstants.errorColor
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: AppConstants.successColor,
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)
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: null,
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),
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validator: (value) {
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if (value == null || value.trim().isEmpty) {
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return '请输入参考语句';
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}
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return null;
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},
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onChanged: (value) {
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setState(() {
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_nameChecked = false;
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_nameExists = false;
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});
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},
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onFieldSubmitted: (_) => _checkName(),
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),
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if (_nameChecked) _buildSimilarityInfo(),
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const SizedBox(height: 8),
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Align(
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alignment: Alignment.centerRight,
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child: TextButton.icon(
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onPressed: _isCheckingName ? null : _checkName,
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icon: const Icon(Icons.search, size: 18),
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label: const Text('检测是否存在'),
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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 _buildSimilarityInfo() {
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return Container(
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margin: const EdgeInsets.only(top: 8),
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padding: const EdgeInsets.all(12),
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decoration: BoxDecoration(
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color: _nameExists
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? AppConstants.errorColor.withAlpha(20)
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: AppConstants.successColor.withAlpha(20),
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borderRadius: BorderRadius.circular(8),
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),
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child: Row(
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children: [
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Icon(
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_nameExists ? Icons.warning : Icons.check_circle,
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color: _nameExists
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? AppConstants.errorColor
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: AppConstants.successColor,
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size: 20,
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),
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const SizedBox(width: 8),
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Expanded(
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child: Text(
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_nameExists
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? '⚠️ 发现相似内容，相似 $_similarCount 条，最高相似度 $_maxSimilarity%'
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: '✅ 未发现相似内容',
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style: TextStyle(
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color: _nameExists
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? AppConstants.errorColor
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: AppConstants.successColor,
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fontSize: 13,
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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 _buildCategoryField() {
|
||
return Column(
|
||
crossAxisAlignment: CrossAxisAlignment.start,
|
||
children: [
|
||
const Row(
|
||
children: [
|
||
Text(
|
||
'分类',
|
||
style: TextStyle(fontSize: 14, fontWeight: FontWeight.w500),
|
||
),
|
||
Text(' *', style: TextStyle(color: AppConstants.errorColor)),
|
||
],
|
||
),
|
||
const SizedBox(height: 8),
|
||
DropdownButtonFormField<String>(
|
||
value: _selectedCategory,
|
||
decoration: InputDecoration(
|
||
hintText: '请选择分类',
|
||
border: OutlineInputBorder(borderRadius: BorderRadius.circular(12)),
|
||
contentPadding: const EdgeInsets.symmetric(
|
||
horizontal: 16,
|
||
vertical: 12,
|
||
),
|
||
),
|
||
items: _categories.map((cat) {
|
||
return DropdownMenuItem(
|
||
value: cat['catename'] as String,
|
||
child: Text(cat['catename'] as String),
|
||
);
|
||
}).toList(),
|
||
onChanged: (value) {
|
||
setState(() => _selectedCategory = value);
|
||
},
|
||
validator: (value) {
|
||
if (value == null || value.isEmpty) {
|
||
return '请选择分类';
|
||
}
|
||
return null;
|
||
},
|
||
),
|
||
],
|
||
);
|
||
}
|
||
|
||
Widget _buildUrlField() {
|
||
return Column(
|
||
crossAxisAlignment: CrossAxisAlignment.start,
|
||
children: [
|
||
const Row(
|
||
children: [
|
||
Text(
|
||
'诗人和标题',
|
||
style: TextStyle(fontSize: 14, fontWeight: FontWeight.w500),
|
||
),
|
||
Text(' *', style: TextStyle(color: AppConstants.errorColor)),
|
||
],
|
||
),
|
||
const SizedBox(height: 8),
|
||
TextFormField(
|
||
controller: _urlController,
|
||
decoration: InputDecoration(
|
||
hintText: '如：李白 静夜思',
|
||
border: OutlineInputBorder(borderRadius: BorderRadius.circular(12)),
|
||
contentPadding: const EdgeInsets.symmetric(
|
||
horizontal: 16,
|
||
vertical: 12,
|
||
),
|
||
),
|
||
validator: (value) {
|
||
if (value == null || value.trim().isEmpty) {
|
||
return '请输入诗人和标题';
|
||
}
|
||
return null;
|
||
},
|
||
),
|
||
],
|
||
);
|
||
}
|
||
|
||
Widget _buildKeywordsField() {
|
||
return Column(
|
||
crossAxisAlignment: CrossAxisAlignment.start,
|
||
children: [
|
||
const Row(
|
||
children: [
|
||
Text(
|
||
'关键词',
|
||
style: TextStyle(fontSize: 14, fontWeight: FontWeight.w500),
|
||
),
|
||
Text(' *', style: TextStyle(color: AppConstants.errorColor)),
|
||
],
|
||
),
|
||
const SizedBox(height: 8),
|
||
TextFormField(
|
||
controller: _keywordsController,
|
||
decoration: InputDecoration(
|
||
hintText: '用逗号分隔，如：思乡,月亮,唐诗',
|
||
border: OutlineInputBorder(borderRadius: BorderRadius.circular(12)),
|
||
contentPadding: const EdgeInsets.symmetric(
|
||
horizontal: 16,
|
||
vertical: 12,
|
||
),
|
||
),
|
||
validator: (value) {
|
||
if (value == null || value.trim().isEmpty) {
|
||
return '请输入关键词';
|
||
}
|
||
return null;
|
||
},
|
||
),
|
||
],
|
||
);
|
||
}
|
||
|
||
Widget _buildIntroduceField() {
|
||
return Column(
|
||
crossAxisAlignment: CrossAxisAlignment.start,
|
||
children: [
|
||
const Row(
|
||
children: [
|
||
Text(
|
||
'诗词介绍',
|
||
style: TextStyle(fontSize: 14, fontWeight: FontWeight.w500),
|
||
),
|
||
Text(' *', style: TextStyle(color: AppConstants.errorColor)),
|
||
],
|
||
),
|
||
const SizedBox(height: 8),
|
||
TextFormField(
|
||
controller: _introduceController,
|
||
maxLines: 5,
|
||
decoration: InputDecoration(
|
||
hintText: '请输入诗词详细介绍...',
|
||
border: OutlineInputBorder(borderRadius: BorderRadius.circular(12)),
|
||
contentPadding: const EdgeInsets.all(16),
|
||
),
|
||
validator: (value) {
|
||
if (value == null || value.trim().isEmpty) {
|
||
return '请输入诗词介绍';
|
||
}
|
||
return null;
|
||
},
|
||
),
|
||
],
|
||
);
|
||
}
|
||
|
||
Widget _buildSubmitButton() {
|
||
return Container(
|
||
height: 56,
|
||
decoration: BoxDecoration(
|
||
gradient: LinearGradient(
|
||
colors: [
|
||
AppConstants.primaryColor,
|
||
AppConstants.primaryColor.withAlpha(200),
|
||
],
|
||
),
|
||
borderRadius: BorderRadius.circular(16),
|
||
boxShadow: [
|
||
BoxShadow(
|
||
color: AppConstants.primaryColor.withAlpha(50),
|
||
blurRadius: 10,
|
||
offset: const Offset(0, 4),
|
||
),
|
||
],
|
||
),
|
||
child: ElevatedButton(
|
||
onPressed: _isSubmitting ? null : _submitForm,
|
||
style: ElevatedButton.styleFrom(
|
||
backgroundColor: Colors.transparent,
|
||
shadowColor: Colors.transparent,
|
||
shape: RoundedRectangleBorder(
|
||
borderRadius: BorderRadius.circular(16),
|
||
),
|
||
),
|
||
child: _isSubmitting
|
||
? const SizedBox(
|
||
width: 24,
|
||
height: 24,
|
||
child: CircularProgressIndicator(
|
||
color: Colors.white,
|
||
strokeWidth: 2,
|
||
),
|
||
)
|
||
: const Row(
|
||
mainAxisAlignment: MainAxisAlignment.center,
|
||
children: [
|
||
Icon(Icons.send, color: Colors.white),
|
||
SizedBox(width: 8),
|
||
Text(
|
||
'提交收录',
|
||
style: TextStyle(
|
||
fontSize: 16,
|
||
fontWeight: FontWeight.bold,
|
||
color: Colors.white,
|
||
),
|
||
),
|
||
],
|
||
),
|
||
),
|
||
);
|
||
}
|
||
|
||
Widget _buildTipsCard() {
|
||
return Container(
|
||
padding: const EdgeInsets.all(16),
|
||
decoration: BoxDecoration(
|
||
color: Colors.blue[50],
|
||
borderRadius: BorderRadius.circular(12),
|
||
),
|
||
child: Column(
|
||
crossAxisAlignment: CrossAxisAlignment.start,
|
||
children: [
|
||
Row(
|
||
children: [
|
||
Icon(Icons.lightbulb_outline, color: Colors.blue[700], size: 20),
|
||
const SizedBox(width: 8),
|
||
Text(
|
||
'投稿提示',
|
||
style: TextStyle(
|
||
fontSize: 14,
|
||
fontWeight: FontWeight.bold,
|
||
color: Colors.blue[700],
|
||
),
|
||
),
|
||
],
|
||
),
|
||
const SizedBox(height: 8),
|
||
Text(
|
||
'• 支持原创诗词和经典古诗\n• 相似度超过80%将无法提交\n• 提交后等待审核通过\n• 平台信息自动识别：${_getPlatform()}',
|
||
style: TextStyle(
|
||
fontSize: 13,
|
||
color: Colors.blue[700],
|
||
height: 1.5,
|
||
),
|
||
),
|
||
],
|
||
),
|
||
);
|
||
}
|
||
}
|