PiliPlus/lib/pages/member/new/member_page.dart

import 'package:PiliPlus/common/widgets/dynamic_sliver_appbar.dart';
import 'package:PiliPlus/common/widgets/loading_widget.dart';
import 'package:PiliPlus/http/loading_state.dart';
import 'package:PiliPlus/models/space/data.dart';
import 'package:PiliPlus/pages/member/new/content/member_contribute/content/bangumi/member_bangumi.dart';
import 'package:PiliPlus/pages/member/new/content/member_contribute/content/favorite/member_favorite.dart';
import 'package:PiliPlus/pages/member/new/content/member_contribute/member_contribute.dart';
import 'package:PiliPlus/pages/member/new/content/member_home/member_home.dart';
import 'package:PiliPlus/pages/member/new/controller.dart';
import 'package:PiliPlus/pages/member/new/widget/user_info_card.dart';
import 'package:PiliPlus/pages/member/view.dart';
import 'package:PiliPlus/pages/member_dynamics/view.dart';
import 'package:PiliPlus/utils/extension.dart';
import 'package:PiliPlus/utils/utils.dart';
import 'package:extended_nested_scroll_view/extended_nested_scroll_view.dart';
import 'package:flutter/material.dart';
import 'package:get/get.dart';
import 'package:PiliPlus/common/widgets/scroll_physics.dart';

class MemberPageNew extends StatefulWidget {
  const MemberPageNew({super.key});

  @override
  State<MemberPageNew> createState() => _MemberPageNewState();
}

class _MemberPageNewState extends State<MemberPageNew> {
  late final int _mid;
  late final String _heroTag;
  late final MemberControllerNew _userController;
  final _key = GlobalKey<ExtendedNestedScrollViewState>();

  @override
  void initState() {
    super.initState();
    _mid = int.tryParse(Get.parameters['mid']!) ?? -1;
    _heroTag = Utils.makeHeroTag(_mid);
    _userController = Get.put(
      MemberControllerNew(mid: _mid),
      tag: _heroTag,
    );
    _userController.scrollController.addListener(listener);
  }

  void listener() {
    _userController.showUname.value =
        _userController.scrollController.offset >= 120;
  }

  @override
  void dispose() {
    _userController.scrollController.removeListener(listener);
    super.dispose();
  }

  @override
  Widget build(BuildContext context) {
    if (_userController.top == 0) {
      _userController.top = MediaQuery.of(context).padding.top;
    }
    return Scaffold(
      resizeToAvoidBottomInset: false,
      body: Obx(
        () => _userController.loadingState.value is Success
            ? LayoutBuilder(
                builder: (context, constraints) {
                  return ExtendedNestedScrollView(
                    key: _key,
                    controller: _userController.scrollController,
                    onlyOneScrollInBody: true,
                    headerSliverBuilder: (context, innerBoxIsScrolled) {
                      return [
                        SliverOverlapAbsorber(
                          handle: ExtendedNestedScrollView
                              .sliverOverlapAbsorberHandleFor(context),
                          sliver: _buildAppBar(
                            isV: constraints.maxHeight > constraints.maxWidth,
                          ),
                        ),
                      ];
                    },
                    body: _userController.tab2?.isNotEmpty == true
                        ? LayoutBuilder(
                            builder: (context, _) {
                              return Padding(
                                padding: EdgeInsets.only(
                                  top: ExtendedNestedScrollView
                                              .sliverOverlapAbsorberHandleFor(
                                                  context)
                                          .layoutExtent ??
                                      0,
                                ),
                                child: _buildBody,
                              );
                            },
                          )
                        : Center(child: const Text('EMPTY')),
                  );
                },
              )
            : Center(
                child: _buildUserInfo(_userController.loadingState.value),
              ),
      ),
    );
  }

  Widget get _buildTab => Material(
        color: Theme.of(context).colorScheme.surface,
        child: TabBar(
          controller: _userController.tabController,
          tabs: _userController.tabs,
          onTap: (value) {
            if (_userController.tabController?.indexIsChanging == false) {
              _key.currentState?.outerController.animToTop();
            }
          },
        ),
      );

  Widget get _buildBody => SafeArea(
        top: false,
        bottom: false,
        child: tabBarView(
          controller: _userController.tabController,
          children: _userController.tab2!.map((item) {
            return switch (item.param!) {
              'home' => MemberHome(heroTag: _heroTag),
              // 'dynamic' => MemberDynamic(mid: _mid ?? -1),
              'dynamic' => MemberDynamicsPage(mid: _mid),
              'contribute' => Obx(
                  () => MemberContribute(
                    heroTag: _heroTag,
                    initialIndex: _userController.contributeInitialIndex.value,
                    mid: _mid,
                  ),
                ),
              'bangumi' => MemberBangumi(
                  heroTag: _heroTag,
                  mid: _mid,
                ),
              'favorite' => MemberFavorite(
                  heroTag: _heroTag,
                  mid: _mid,
                ),
              _ => Center(child: Text(item.title ?? '')),
            };
          }).toList(),
        ),
      );

  Widget _buildAppBar({bool needTab = true, bool isV = true}) =>
      DynamicSliverAppBar(
        primary: false,
        leading: Padding(
          padding: EdgeInsets.only(top: _userController.top),
          child: const BackButton(),
        ),
        hasTabBar: (_userController.tab2?.length ?? 0) > 1,
        toolbarHeight: kToolbarHeight + _userController.top,
        title: IgnorePointer(
          child: Obx(() => _userController.showUname.value &&
                  _userController.username != null
              ? Padding(
                  padding: EdgeInsets.only(top: _userController.top),
                  child: Text(_userController.username!),
                )
              : const SizedBox.shrink()),
        ),
        pinned: true,
        flexibleSpace: _buildUserInfo(_userController.loadingState.value, isV),
        bottom: needTab && (_userController.tab2?.length ?? -1) > 1
            ? PreferredSize(
                preferredSize: Size.fromHeight(48),
                child: _buildTab,
              )
            : null,
        actions: [
          Padding(
            padding: EdgeInsets.only(top: _userController.top),
            child: IconButton(
              tooltip: '搜索',
              onPressed: () => Get.toNamed(
                  '/memberSearch?mid=$_mid&uname=${_userController.username}'),
              icon: const Icon(Icons.search_outlined),
            ),
          ),
          Padding(
            padding: EdgeInsets.only(top: _userController.top),
            child: PopupMenuButton(
              icon: const Icon(Icons.more_vert),
              itemBuilder: (BuildContext context) => <PopupMenuEntry>[
                if (_userController.ownerMid != _mid) ...[
                  PopupMenuItem(
                    onTap: () => _userController.blockUser(context),
                    child: Row(
                      mainAxisSize: MainAxisSize.min,
                      children: [
                        const Icon(Icons.block, size: 19),
                        const SizedBox(width: 10),
                        Text(_userController.relation.value != -1
                            ? '加入黑名单'
                            : '移除黑名单'),
                      ],
                    ),
                  )
                ],
                PopupMenuItem(
                  onTap: () => _userController.shareUser(),
                  child: Row(
                    mainAxisSize: MainAxisSize.min,
                    children: [
                      const Icon(Icons.share_outlined, size: 19),
                      const SizedBox(width: 10),
                      Text(_userController.ownerMid != _mid
                          ? '分享UP主'
                          : '分享我的主页'),
                    ],
                  ),
                ),
                if (_userController.ownerMid != null &&
                    _userController.mid != _userController.ownerMid) ...[
                  const PopupMenuDivider(),
                  PopupMenuItem(
                    onTap: () {
                      showDialog(
                        context: context,
                        builder: (context) => AlertDialog(
                          clipBehavior: Clip.hardEdge,
                          contentPadding: const EdgeInsets.symmetric(
                            horizontal: 20,
                            vertical: 16,
                          ),
                          content: ReportPanel(
                            name: _userController.username,
                            mid: _mid,
                          ),
                        ),
                      );
                    },
                    child: Row(
                      mainAxisSize: MainAxisSize.min,
                      children: [
                        Icon(
                          Icons.error_outline,
                          size: 19,
                          color: Theme.of(context).colorScheme.error,
                        ),
                        const SizedBox(width: 10),
                        Text(
                          '举报',
                          style: TextStyle(
                              color: Theme.of(context).colorScheme.error),
                        ),
                      ],
                    ),
                  ),
                ],
              ],
            ),
          ),
          const SizedBox(width: 4),
        ],
      );

  Widget _errorWidget(msg) {
    return errorWidget(
      errMsg: msg,
      callback: _userController.onReload,
    );
  }

  Widget _buildUserInfo(LoadingState userState, [bool isV = true]) {
    return switch (userState) {
      Loading() => const CircularProgressIndicator(),
      Success() => userState.response is Data
          ? Obx(
              () => UserInfoCard(
                isV: isV,
                isOwner: _userController.mid == _userController.ownerMid,
                relation: _userController.relation.value,
                isFollow: _userController.isFollow.value,
                card: userState.response.card,
                images: userState.response.images,
                onFollow: () => _userController.onFollow(context),
                live: _userController.live,
                silence: _userController.silence,
                endTime: _userController.endTime,
              ),
            )
          : GestureDetector(
              onTap: _userController.onReload,
              behavior: HitTestBehavior.opaque,
              child: SizedBox(height: 56, width: double.infinity),
            ),
      Error() => _errorWidget(userState.errMsg),
      LoadingState() => throw UnimplementedError(),
    };
  }
}