refactor: #845 RepositoryFileContentFetcher and RepositoryTreeDataFetcher remove destinationHost

lib/modules/projects/repository/project_repository_model.dart

@@ -22,8 +22,8 @@ class ProjectRepositoryModel {
   void init(String fullPath, String projectName) {
     _fullPath = fullPath;
     _projectName = projectName;
-    _treeDataFetcher = RepositoryTreeDataFetcher(_fullPath, ProjectProvider().specifiedHost);
-    _fileContentFetcher = RepositoryFileContentFetcher(_fullPath, ProjectProvider().specifiedHost);
+    _treeDataFetcher = RepositoryTreeDataFetcher(_fullPath);
+    _fileContentFetcher = RepositoryFileContentFetcher(_fullPath);
   }
 
   Future<void> getFirst5TreeItems() async {

lib/modules/projects/repository/repository_file_content_fetcher.dart

 import 'package:jihu_gitlab_app/core/net/api.dart';
 import 'package:jihu_gitlab_app/core/net/http_client.dart';
+import 'package:jihu_gitlab_app/core/project_provider.dart';
 
 class FileContent {
   String name;
@@ -16,9 +17,8 @@ class FileContent {
 
 class RepositoryFileContentFetcher {
   final String fullPath;
-  final String? destinationHost;
 
-  RepositoryFileContentFetcher(this.fullPath, this.destinationHost);
+  RepositoryFileContentFetcher(this.fullPath);
 
   Future<FileContent?> fetch({required String path, String? ref}) async {
     var body = (await HttpClient.instance().post(_graphql, buildRequestBodyOfFetchFileContent(fullPath, path, ref))).body();
@@ -39,7 +39,7 @@ class RepositoryFileContentFetcher {
     return FileContent(name, rawTextBlob, rawPath, language, fileType, tooLarge);
   }
 
-  String get _graphql => destinationHost == null ? Api.graphql() : "$destinationHost${Api.graphql()}";
+  String get _graphql => ProjectProvider().specifiedHost == null ? Api.graphql() : "$ProjectProvider().specifiedHost${Api.graphql()}";
 }
 
 Map<String, dynamic> buildRequestBodyOfFetchFileContent(String fullPath, String path, String? ref) {

lib/modules/projects/repository/repository_file_content_model.dart

@@ -21,7 +21,7 @@ class RepositoryFileContentModel {
     _name = name;
     _ref = ref;
     _webUrl = webUrl;
-    _fileContentFetcher = RepositoryFileContentFetcher(fullPath, destinationHost);
+    _fileContentFetcher = RepositoryFileContentFetcher(fullPath);
     _notifier = ValueNotifier(_loadState);
     getFileContent();
   }

lib/modules/projects/repository/repository_tree_data_fetcher.dart

 import 'package:jihu_gitlab_app/core/net/api.dart';
 import 'package:jihu_gitlab_app/core/net/http_client.dart';
+import 'package:jihu_gitlab_app/core/project_provider.dart';
 import 'package:jihu_gitlab_app/modules/projects/repository/repository_tree_item.dart';
 
 class PageInfo {
@@ -46,9 +47,8 @@ class RepositoryPaginatedTree {
 
 class RepositoryTreeDataFetcher {
   final String fullPath;
-  final String? destinationHost;
 
-  RepositoryTreeDataFetcher(this.fullPath, this.destinationHost);
+  RepositoryTreeDataFetcher(this.fullPath);
 
   Future<RepositoryPaginatedTree> fetch({String nextPageCursor = '', String? flatPath, String? ref}) async {
     var body = (await HttpClient.instance().post(_graphql, buildRequestBodyOfRepositoryTree(fullPath, nextPageCursor, path: flatPath, ref: ref))).body();
@@ -56,7 +56,7 @@ class RepositoryTreeDataFetcher {
     return RepositoryPaginatedTree.fromJson(body);
   }
 
-  String get _graphql => destinationHost == null ? Api.graphql() : "$destinationHost${Api.graphql()}";
+  String get _graphql => ProjectProvider().specifiedHost == null ? Api.graphql() : "$ProjectProvider().specifiedHost${Api.graphql()}";
 }
 
 Map<String, dynamic> buildRequestBodyOfRepositoryTree(String fullPath, String nextPageCursor, {String? path, String? ref}) {

lib/modules/projects/repository/repository_tree_model.dart

@@ -25,7 +25,7 @@ class RepositoryTreeModel {
     _destinationHost = destinationHost;
     _pageTitle = pageTitle;
     _notifier = ValueNotifier(_repositoryTreeItems);
-    _dataFetcher = RepositoryTreeDataFetcher(_fullPath, _destinationHost);
+    _dataFetcher = RepositoryTreeDataFetcher(_fullPath);
     refresh();
   }