51 lines
1.6 KiB
Dart
51 lines
1.6 KiB
Dart
import 'package:flutter/foundation.dart';
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import '../../../shared/network/api_client.dart';
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import '../../../shared/storage/session_store.dart';
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import '../domain/contract_models.dart';
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class ContractTemplateController {
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ContractTemplateController({ApiClient? apiClient}) : _apiClient = apiClient ?? const ApiClient();
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final ApiClient _apiClient;
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final ValueNotifier<bool> isLoading = ValueNotifier<bool>(false);
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final ValueNotifier<String?> errorMessage = ValueNotifier<String?>(null);
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final ValueNotifier<List<ContractTemplateItem>> items = ValueNotifier<List<ContractTemplateItem>>(<ContractTemplateItem>[]);
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Future<void> load({String? contractType}) async {
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final session = SessionStore.current;
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if (session == null || !session.isAuthenticated) {
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errorMessage.value = '请先登录后查看合同模板';
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return;
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}
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isLoading.value = true;
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errorMessage.value = null;
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try {
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items.value = await _apiClient.listContractTemplates(
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session.accessToken,
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contractType: contractType,
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);
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} on ApiException catch (error) {
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if (error.isUnauthorized) {
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await SessionStore.clear();
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errorMessage.value = '登录已过期，请重新登录';
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} else {
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errorMessage.value = error.message;
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}
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} catch (_) {
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errorMessage.value = '获取模板列表失败，请稍后重试';
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items.value = <ContractTemplateItem>[];
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} finally {
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isLoading.value = false;
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}
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}
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void dispose() {
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isLoading.dispose();
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errorMessage.dispose();
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items.dispose();
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}
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}
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