tongxunruanjian/mobile-next/lib/company/ui/add_colleague_page.dart

import 'package:flutter/material.dart';
import 'package:flutter_openim_sdk/flutter_openim_sdk.dart';
import 'package:get/get.dart';
import 'package:openim_common/openim_common.dart';

import '../auth/auth_api.dart';
import '../brand/app_tokens.dart';
import '../directory/directory_api.dart';

class AddColleagueLogic extends GetxController {
  final staffCtrl = TextEditingController();
  final msgCtrl = TextEditingController(text: '你好，我想加你为同事');
  final sending = false.obs;
  final staffError = RxnString();
  final directoryHint = RxnString();

  final _directory = DirectoryApi();

  @override
  void onClose() {
    staffCtrl.dispose();
    msgCtrl.dispose();
    super.onClose();
  }

  Future<void> lookupDirectory() async {
    final id = staffCtrl.text.trim();
    if (id.isEmpty) {
      directoryHint.value = null;
      return;
    }
    try {
      final items = await _directory.search(keyword: id, limit: 5);
      final hit = items.where((e) => e.userID == id).toList();
      if (hit.isNotEmpty) {
        directoryHint.value = hit.first.nickname;
      } else if (items.isNotEmpty) {
        directoryHint.value = items.map((e) => '${e.nickname}（${e.userID}）').join('、');
      } else {
        directoryHint.value = null;
      }
    } catch (_) {
      directoryHint.value = null;
    }
  }

  Future<void> send() async {
    if (sending.value) return;
    final id = staffCtrl.text.trim();
    if (id.isEmpty) {
      staffError.value = '请输入对方工号';
      return;
    }
    staffError.value = null;
    sending.value = true;
    try {
      await OpenIM.iMManager.friendshipManager.addFriend(
        userID: id,
        reason: msgCtrl.text.trim().isEmpty ? '你好，我想加你为同事' : msgCtrl.text.trim(),
      );
      IMViews.showToast('申请已发送，等对方通过');
      Get.back();
    } on AuthException catch (e) {
      IMViews.showToast(e.message);
    } catch (_) {
      IMViews.showToast('发送失败，请确认工号正确、网络正常');
    } finally {
      sending.value = false;
    }
  }
}

class AddColleaguePage extends StatelessWidget {
  const AddColleaguePage({super.key});

  @override
  Widget build(BuildContext context) {
    final logic = Get.put(AddColleagueLogic());
    return Scaffold(
      backgroundColor: AppColors.pageBg,
      appBar: AppBar(
        title: const Text('添加同事'),
        leading: IconButton(
          icon: const Icon(Icons.arrow_back_ios_new, size: AppIconSize.md),
          onPressed: Get.back,
        ),
      ),
      body: Padding(
        padding: const EdgeInsets.all(AppGap.x4),
        child: Column(
          children: [
            Obx(() => _box(
                  controller: logic.staffCtrl,
                  hint: '请输入对方工号',
                  height: 48,
                  error: logic.staffError.value,
                  enabled: !logic.sending.value,
                  onChanged: (_) {
                    logic.staffError.value = null;
                    logic.lookupDirectory();
                  },
                )),
            Obx(() {
              final hint = logic.directoryHint.value;
              if (hint == null) return const SizedBox.shrink();
              return Padding(
                padding: const EdgeInsets.only(top: AppGap.x2),
                child: Align(
                  alignment: Alignment.centerLeft,
                  child: Text(hint, style: const TextStyle(fontSize: AppFont.sub, color: AppColors.textSecondary)),
                ),
              );
            }),
            const SizedBox(height: AppGap.x3),
            _box(
              controller: logic.msgCtrl,
              hint: '你好，我想加你为同事',
              height: 96,
              maxLines: 4,
              enabled: !logic.sending.value,
            ),
            const Spacer(),
            Obx(() {
              final busy = logic.sending.value;
              return SizedBox(
                width: double.infinity,
                height: 48,
                child: FilledButton(
                  onPressed: busy ? null : logic.send,
                  style: FilledButton.styleFrom(
                    backgroundColor: AppColors.primary,
                    disabledBackgroundColor: AppColors.primary.withOpacity(0.4),
                    shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(AppRadius.control)),
                  ),
                  child: busy
                      ? const SizedBox(
                          width: 16,
                          height: 16,
                          child: CircularProgressIndicator(strokeWidth: 2, color: Colors.white),
                        )
                      : const Text('发送申请', style: TextStyle(fontSize: AppFont.body, color: Colors.white)),
                ),
              );
            }),
            const SizedBox(height: AppGap.x4),
          ],
        ),
      ),
    );
  }

  Widget _box({
    required TextEditingController controller,
    required String hint,
    required double height,
    int maxLines = 1,
    String? error,
    bool enabled = true,
    ValueChanged<String>? onChanged,
  }) {
    return Column(
      crossAxisAlignment: CrossAxisAlignment.start,
      children: [
        Container(
          height: height,
          padding: const EdgeInsets.symmetric(horizontal: AppGap.x3, vertical: AppGap.x2),
          decoration: BoxDecoration(
            color: AppColors.searchBg,
            borderRadius: BorderRadius.circular(AppRadius.control),
            border: Border.all(color: error != null ? AppColors.danger : Colors.transparent),
          ),
          child: TextField(
            controller: controller,
            maxLines: maxLines,
            enabled: enabled,
            onChanged: onChanged,
            style: const TextStyle(fontSize: AppFont.body, color: AppColors.textPrimary),
            decoration: InputDecoration(
              isDense: true,
              border: InputBorder.none,
              hintText: hint,
              hintStyle: const TextStyle(fontSize: AppFont.body, color: AppColors.textSecondary),
            ),
          ),
        ),
        if (error != null)
          Padding(
            padding: const EdgeInsets.only(top: AppGap.x1),
            child: Text(error, style: const TextStyle(fontSize: AppFont.small, color: AppColors.danger)),
          ),
      ],
    );
  }
}