import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import '../../core/theme/app_colors.dart';
import '../../core/utils/date_utils.dart' as du;
import '../../core/utils/responsive.dart';
import '../../shared/widgets/form_section.dart';
import '../../shared/widgets/form_field_row.dart';
import 'outing_log_model.dart';

final outingLogDetailProvider = FutureProvider.autoDispose.family<OutingLogModel, String>((ref, id) async {
  return OutingLogModel(
    id: id,
    visitNo: 'VL202605001',
    salespersonId: 'u-001',
    salespersonName: '张三',
    deptId: 'dept-001',
    deptName: '市场部',
    customerName: '华软科技',
    visitDate: DateTime(2026, 5, 20),
    visitStartTime: DateTime(2026, 5, 20, 9, 0),
    visitEndTime: DateTime(2026, 5, 20, 11, 30),
    visitType: '常规拜访',
    visitPurpose: '产品演示及方案交流',
    visitLocation: '深圳市南山区科技园',
    visitSummary: '向客户展示了公司最新产品功能，客户对数据看板功能比较感兴趣，约定下周安排试用。',
    nextVisitTime: DateTime(2026, 5, 27),
    status: '已完成',
    createTime: DateTime(2026, 5, 20),
    updateTime: DateTime(2026, 5, 20),
  );
});

class OutingLogDetailPage extends ConsumerWidget {
  final String id;
  const OutingLogDetailPage({super.key, required this.id});

  @override
  Widget build(BuildContext context, WidgetRef ref) {
    final detailAsync = ref.watch(outingLogDetailProvider(id));
    final r = ResponsiveHelper.of(context);

    return Scaffold(
      appBar: AppBar(title: const Text('日志详情')),
      body: detailAsync.when(
        loading: () => const Center(child: CircularProgressIndicator()),
        error: (_, __) => const Center(child: Text('加载失败')),
        data: (log) => Align(alignment: Alignment.topCenter,
          child: ConstrainedBox(
            constraints: BoxConstraints(maxWidth: r.detailTwoColumns ? 700 : double.infinity),
            child: SingleChildScrollView(
              padding: const EdgeInsets.symmetric(vertical: 8),
              child: FormSection(
                title: '外出日志',
                children: [
                  FormFieldRow(label: '拜访单号', value: log.visitNo, showArrow: false),
                  FormFieldRow(label: '日期', value: du.DateUtils.formatDate(log.visitDate), showArrow: false),
                  FormFieldRow(label: '拜访客户', value: log.customerName.isEmpty ? '-' : log.customerName, showArrow: false),
                  FormFieldRow(label: '联系人', value: log.contactName.isEmpty ? '-' : log.contactName, showArrow: false),
                  FormFieldRow(label: '拜访方式', value: log.visitType, showArrow: false),
                  FormFieldRow(label: '拜访地点', value: log.visitLocation.isEmpty ? '-' : log.visitLocation, showArrow: false),
                  FormFieldRow(label: '拜访结果', value: log.visitResult.isEmpty ? '-' : log.visitResult, showArrow: false),
                  FormFieldRow(label: '打卡校验', value: log.checkInStatus, showArrow: false),
                  FormFieldRow(label: '创建人', value: log.salespersonName, showArrow: false),
                  FormFieldRow(label: '创建时间', value: du.DateUtils.formatDateTime(log.createTime), showArrow: false),
                  const SizedBox(height: 8),
                  const Padding(
                    padding: EdgeInsets.symmetric(horizontal: 14),
                    child: Text('日志内容', style: TextStyle(fontSize: 13, fontWeight: FontWeight.w600, color: AppColors.textSecondary)),
                  ),
                  Padding(
                    padding: const EdgeInsets.all(14),
                    child: Text(log.visitSummary.isEmpty ? '-' : log.visitSummary, style: const TextStyle(color: AppColors.textPrimary, fontSize: 14, height: 1.6)),
                  ),
                ],
              ),
            ),
          ),
        ),
      ),
    );
  }
}