feat(home): 홈 탭 당겨서 새로고침을 추가한다

SodaLive/Sources/V2/Main/Home/Ranking/MainHomeRankingViewModel.swift

@@ -17,18 +17,16 @@ final class MainHomeRankingViewModel: ObservableObject {
 
         repository.getCreatorRankings()
             .sink { [weak self] result in
-                guard let self else { return }
-
                 switch result {
                 case .finished:
                     DEBUG_LOG("finish")
                 case .failure(let error):
                     ERROR_LOG(error.localizedDescription)
-                    self.items = []
-                    self.showRankChange = false
-                    self.emptyMessage = I18n.HomeRanking.emptyStateMessage
-                    self.hasLoaded = true
-                    self.isLoading = false
+                    self?.items = []
+                    self?.showRankChange = false
+                    self?.emptyMessage = I18n.HomeRanking.emptyStateMessage
+                    self?.hasLoaded = true
+                    self?.isLoading = false
                 }
             } receiveValue: { [weak self] response in
                 guard let self else { return }
@@ -60,4 +58,14 @@ final class MainHomeRankingViewModel: ObservableObject {
             }
             .store(in: &subscription)
     }
+
+    func refresh() async {
+        if !isLoading {
+            fetchRankings()
+        }
+
+        for await isLoading in $isLoading.values {
+            if !isLoading { return }
+        }
+    }
 }