라이브 상세 페이지 추가

SodaLive/Sources/Live/Room/Edit/LiveRoomEditViewModel.swift

@@ -0,0 +1,178 @@
+//
+//  LiveRoomEditViewModel.swift
+//  SodaLive
+//
+//  Created by klaus on 2023/08/14.
+//
+
+import Foundation
+import Moya
+import Combine
+
+final class LiveRoomEditViewModel: ObservableObject {
+    
+    @Published var isLoading = false
+    
+    @Published var title: String = ""
+    @Published var notice: String = "" {
+        didSet {
+            if notice.count > 1000 {
+                notice = String(notice.prefix(1000))
+            }
+        }
+    }
+    @Published var numberOfPeople = ""
+    @Published var reservationDateString: String = ""
+    @Published var reservationTimeString: String = ""
+    
+    @Published var errorMessage = ""
+    @Published var isShowPopup = false
+    
+    private let repository = LiveRepository()
+    private var subscription = Set<AnyCancellable>()
+    
+    var reservationDate = Date() {
+        didSet {
+            reservationDateString = reservationDate.convertDateFormat(dateFormat: "yyyy.MM.dd")
+        }
+    }
+    
+    var reservationTime = Date() {
+        didSet {
+            reservationTimeString = reservationTime.convertDateFormat(dateFormat: "a hh:mm")
+        }
+    }
+    
+    let placeholder = "라이브 공지를 입력하세요"
+    
+    var room: GetRoomDetailResponse? = nil {
+        didSet {
+            isLoading = true
+            title = room!.title
+            notice = room!.notice
+            numberOfPeople = String(room!.numberOfParticipantsTotal)
+            
+            let fromFormatter = DateFormatter()
+            fromFormatter.dateFormat = "yyyy.MM.dd EEE hh:mm a"
+            fromFormatter.locale = Locale(identifier: "en_US_POSIX")
+            
+            reservationDate = fromFormatter.date(from: room!.beginDateTime)!
+            reservationTime = fromFormatter.date(from: room!.beginDateTime)!
+            
+            let beginDate = reservationDate.convertDateFormat(dateFormat: "yyyy-MM-dd")
+            let beginTime = reservationTime.convertDateFormat(dateFormat: "HH:mm")
+            
+            beginDateTimeStr = "\(beginDate) \(beginTime)"
+            isLoading = false
+        }
+    }
+    
+    var beginDateTimeStr: String = ""
+    
+    func updateLiveRoom() {
+        if let room = room, !isLoading && validate() {
+            isLoading = true
+            
+            let beginDate = reservationDate.convertDateFormat(dateFormat: "yyyy-MM-dd")
+            let beginTime = reservationTime.convertDateFormat(dateFormat: "HH:mm")
+            let beginDateTime = "\(beginDate) \(beginTime)"
+            
+            let request = EditLiveRoomInfoRequest(
+                title: room.title != title ? title : nil,
+                notice: room.notice != notice ? notice : nil,
+                numberOfPeople: room.numberOfParticipantsTotal != Int(numberOfPeople)! ? Int(numberOfPeople)! : nil,
+                beginDateTimeString: beginDateTimeStr != beginDateTime ? beginDateTime : nil,
+                timezone: TimeZone.current.identifier
+            )
+            
+            if (
+                request.title == nil &&
+                request.notice == nil &&
+                request.numberOfPeople == nil &&
+                request.beginDateTimeString == nil
+            ) {
+                self.errorMessage = "변경사항이 없습니다."
+                self.isShowPopup = true
+                isLoading = false
+                return
+            }
+            
+            var multipartData = [MultipartFormData]()
+            
+            let encoder = JSONEncoder()
+            encoder.outputFormatting = .withoutEscapingSlashes
+            let jsonData = try? encoder.encode(request)
+            
+            if let jsonData = jsonData {
+                multipartData.append(MultipartFormData(provider: .data(jsonData), name: "request"))
+                
+                repository.editLiveRoomInfo(roomId: room.roomId, parameters: multipartData)
+                    .sink { result in
+                        switch result {
+                        case .finished:
+                            DEBUG_LOG("finish")
+                        case .failure(let error):
+                            ERROR_LOG(error.localizedDescription)
+                        }
+                    } receiveValue: { response in
+                        self.isLoading = false
+                        let responseData = response.data
+                        
+                        do {
+                            let jsonDecoder = JSONDecoder()
+                            let decoded = try jsonDecoder.decode(ApiResponseWithoutData.self, from: responseData)
+                            
+                            if decoded.success {
+                                self.errorMessage = "라이브 정보가 수정되었습니다."
+                                self.isShowPopup = true
+                                
+                                DispatchQueue.main.asyncAfter(deadline: .now() + 0.5) {
+                                    AppState.shared.back()
+                                }
+                                    
+                            } else {
+                                if let message = decoded.message {
+                                    self.errorMessage = message
+                                } else {
+                                    self.errorMessage = "라이브 정보를 수정 하지 못했습니다.\n다시 시도해 주세요.\n계속 같은 문제가 발생할 경우 고객센터로 문의 주시기 바랍니다."
+                                }
+                                
+                                self.isShowPopup = true
+                            }
+                        } catch {
+                            self.errorMessage = "라이브 정보를 수정 하지 못했습니다.\n다시 시도해 주세요.\n계속 같은 문제가 발생할 경우 고객센터로 문의 주시기 바랍니다."
+                            self.isShowPopup = true
+                        }
+                    }
+                    .store(in: &subscription)
+            } else {
+                self.errorMessage = "라이브 정보를 수정 하지 못했습니다.\n다시 시도해 주세요.\n계속 같은 문제가 발생할 경우 고객센터로 문의 주시기 바랍니다."
+                self.isShowPopup = true
+                self.isLoading = false
+            }
+        }
+    }
+    
+    private func validate() -> Bool {
+        if title.trimmingCharacters(in: .whitespaces).isEmpty {
+            self.errorMessage = "제목을 입력해 주세요."
+            self.isShowPopup = true
+            return false
+        }
+        
+        let notice = notice.trimmingCharacters(in: .whitespacesAndNewlines) != placeholder ? notice : ""
+        if notice.isEmpty && notice.count < 5 {
+            self.errorMessage = "공지를 5자 이상 입력해주세요."
+            self.isShowPopup = true
+            return false
+        }
+        
+        guard let numberOfPeople = Int(numberOfPeople), (numberOfPeople >= 3 && numberOfPeople <= 999) else {
+            self.errorMessage = "인원을 3~999명 사이로 입력해주세요."
+            self.isShowPopup = true
+            return false
+        }
+        
+        return true
+    }
+}