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post_write_page.dart에서 게시판 목록 caching #178

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merged 3 commits into from
Apr 22, 2024
Merged

post_write_page.dart에서 게시판 목록 caching #178

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fc0cb0f
Feat(post_write_page.dart): 게시판 목록 caching
thomaskim1130 Apr 6, 2024
9846ad5
Feat(post_write_page.dart): 중복 try/error 제거
thomaskim1130 Apr 22, 2024
f50380d
Fix(post_write_page.dart): try 제거
thomaskim1130 Apr 22, 2024
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2 changes: 1 addition & 1 deletion ios/Podfile.lock
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Original file line number Diff line number Diff line change
Expand Up @@ -174,4 +174,4 @@ SPEC CHECKSUMS:

PODFILE CHECKSUM: 40e3ca182cfbd571c46e751b6eb8a6f2cbbf72fc

COCOAPODS: 1.15.2
COCOAPODS: 1.14.2
95 changes: 54 additions & 41 deletions lib/pages/post_write_page.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -20,6 +20,7 @@ import 'package:new_ara_app/models/topic_model.dart';
import 'package:new_ara_app/pages/post_view_page.dart';
import 'package:new_ara_app/pages/terms_and_conditions_page.dart';
import 'package:new_ara_app/providers/user_provider.dart';
import 'package:new_ara_app/utils/cache_function.dart';
import 'package:new_ara_app/utils/slide_routing.dart';
import 'package:new_ara_app/widgets/loading_indicator.dart';
import 'package:provider/provider.dart';
Expand Down Expand Up @@ -268,43 +269,51 @@ class _PostWritePageState extends State<PostWritePage>
/// API에서 게시판 목록을 가져와 `_boardList`에 저장.
Future<void> _getBoardList() async {
// 사용자 정보 제공자로부터 쿠키 정보 가져오기.
var userProvider = context.read<UserProvider>();
try {
Dio dio = userProvider.createDioWithHeadersForGet();
var response = await dio.get('$newAraDefaultUrl/api/boards/');

// 기본 게시판 정보를 `_boardList`에 초기화.
_boardList = [_defaultBoardDetailActionModel];

// API 응답으로부터 게시판 목록 파싱 후 `_boardList`에 추가.
for (Map<String, dynamic> json in response.data) {
try {
BoardDetailActionModel boardDetail =
BoardDetailActionModel.fromJson(json);
if (boardDetail.user_writable) {
_boardList.add(boardDetail);
UserProvider userProvider = context.read<UserProvider>();

//게시판 목록을 API에서 혹은 cache에서 불러오기.
await updateStateWithCachedOrFetchedApiData(
apiUrl: "boards/", // API URL을 지정합니다. 이 예에서는 "boards/"를 대상으로 합니다.
userProvider: userProvider, // API 요청을 담당할 userProvider 인스턴스를 전달합니다.
callback: (response) {
try {
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DioException은 updateStateWithCatchedOrFetchedApiData 함수 내에서 userProvider.getApiRes가 처리하기 때문에 여기서 처리하실 필요 없습니다. callback 내부를

if (mounted) {
              setState(() {
                // `_boardList` 초기화 후 기본 게시판 추가.
                _boardList = [_defaultBoardDetailActionModel];

                // Json 응답에서 게시물 목록 파싱 후 `_boardList`에 추가.
                for (Map<String, dynamic> boardJson in response) {
                  try {
                    BoardDetailActionModel boardDetail =
                        BoardDetailActionModel.fromJson(boardJson);
                    if (boardDetail.user_writable) {
                      _boardList.add(boardDetail);
                    }
                  } catch (error) {
                    debugPrint(
                        "refreshBoardList BoardDetailActionModel.fromJson 실패: $error");
                    return;
                  }
                }
              });
            }

위 코드로만 전달하셔도 무방합니다.

if (mounted) {
setState(() {
// `_boardList` 초기화 후 기본 게시판 추가.
_boardList = [_defaultBoardDetailActionModel];

// Json 응답에서 게시물 목록 파싱 후 `_boardList`에 추가.
for (Map<String, dynamic> boardJson in response) {
try {
BoardDetailActionModel boardDetail =
BoardDetailActionModel.fromJson(boardJson);
if (boardDetail.user_writable) {
_boardList.add(boardDetail);
}
} catch (error) {
debugPrint(
"refreshBoardList BoardDetailActionModel.fromJson 실패: $error");
return;
}
}
});
}
} on DioException catch (e) {
if (e.response != null) {
// 응답이 있는 에러
debugPrint('Dio error!');
debugPrint('STATUS: ${e.response?.statusCode}');
debugPrint('DATA: ${e.response?.data}');
debugPrint('HEADERS: ${e.response?.headers}');
} else {
// 응답이 없는 에러
debugPrint('Error sending request!');
debugPrint(e.message);
}
} catch (error) {
return;
}
} catch (error) {
debugPrint(
"refreshBoardList BoardDetailActionModel.fromJson 실패: $error");
return;
}
}
} on DioException catch (e) {
if (e.response != null) {
// 응답이 있는 에러
debugPrint('Dio error!');
debugPrint('STATUS: ${e.response?.statusCode}');
debugPrint('DATA: ${e.response?.data}');
debugPrint('HEADERS: ${e.response?.headers}');
} else {
// 응답이 없는 에러
debugPrint('Error sending request!');
debugPrint(e.message);
}
} catch (error) {
return;
}
});

// 게시판 목록 상태 업데이트.(넘어본 게시판의 정보가 있을 경우 && 게시물을 쓸 수 있는 게시판의 경우)
if (widget.previousBoard != null && widget.previousBoard!.user_writable) {
Expand Down Expand Up @@ -419,6 +428,7 @@ class _PostWritePageState extends State<PostWritePage>
@override
Widget build(BuildContext context) {
debugPrint("BUILD invoked!!!");

/// 게시물 업로드 가능한지 확인
/// TODO: 업로드 로딩 인디케이터 추가하기
bool canIupload = _titleController.text != '' &&
Expand Down Expand Up @@ -497,8 +507,8 @@ class _PostWritePageState extends State<PostWritePage>
isUpdate: true,
previousArticleId: widget.previousArticle!.id)
: _managePost())
: () =>
showInfoBySnackBar(context, LocaleKeys.postWritePage_conditionSnackBar.tr()),
: () => showInfoBySnackBar(
context, LocaleKeys.postWritePage_conditionSnackBar.tr()),
// 버튼이 클릭되었을 때 수행할 동작
padding: EdgeInsets.zero, // 패딩 제거
child: canIupload
Expand Down Expand Up @@ -580,7 +590,9 @@ class _PostWritePageState extends State<PostWritePage>
child: Padding(
padding: const EdgeInsets.only(left: 0.0),
child: Text(
context.locale == const Locale('ko') ? value.ko_name : value.en_name,
context.locale == const Locale('ko')
? value.ko_name
: value.en_name,
style: TextStyle(
color: value.id == -1 || _isEditingPost
? const Color(0xFFBBBBBB)
Expand Down Expand Up @@ -625,7 +637,9 @@ class _PostWritePageState extends State<PostWritePage>
return DropdownMenuItem<TopicModel>(
value: value,
child: Text(
context.locale == const Locale('ko') ? value.ko_name : value.en_name,
context.locale == const Locale('ko')
? value.ko_name
: value.en_name,
style: TextStyle(
color: value.id == -1 || _isEditingPost
? const Color(0xFFBBBBBB)
Expand Down Expand Up @@ -1042,7 +1056,6 @@ class _PostWritePageState extends State<PostWritePage>
width: 20,
),
Expanded(child: _buildCheckBox()),

GestureDetector(
onTap: () {
Navigator.of(context).push(
Expand Down
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