레시피 업로드 Domain, Data 영역을 정의해 보았습니다.

HomeCafeRecipes/HomeCafeRecipes/Data/Network/NetworkService.swift

@@ -6,10 +6,13 @@
 //
 
 import Foundation
+import UIKit
+
 import RxSwift
 
 protocol NetworkService {
     func getRequest<T: Decodable>(url: URL, responseType: T.Type) -> Single<T>
+    func postRequest<T: Decodable>(url: URL, parameters: [String: Any], imageDatas: [Data], responseType: T.Type) -> Single<T>
 }
 
 class BaseNetworkService: NetworkService {
@@ -39,4 +42,61 @@ class BaseNetworkService: NetworkService {
             }
         }
     }
+
+    func postRequest<T: Decodable>(
+        url: URL, parameters: [String: Any],
+        imageDatas: [Data],
+        responseType: T.Type
+    )
+    -> Single<T> {
+        return Single.create { single in
+            var formDataRequest = MultipartFormDataRequest(url: url)
+
+            for (key, value) in parameters {
+                formDataRequest.addTextField(named: key, value: String(describing: value))
+            }
+
+            for (index, imageData) in imageDatas.enumerated() {
+                let filename = "image\(index).jpg"
+                formDataRequest.addDataField(
+                    named: "recipeImgUrls",
+                    data: imageData,
+                    filename: filename,
+                    mimeType: "image/jpeg"
+                )
+            }
+
+            formDataRequest.finalize()
+            let request = formDataRequest.asURLRequest()
+
+            let task = URLSession.shared.dataTask(with: request) { data, response, error in
+                if let error = error {
+                    single(.failure(error))
+                } else if let httpResponse = response as? HTTPURLResponse, httpResponse.statusCode != 200 {
+                    let statusCode = httpResponse.statusCode
+                    let responseString = data.flatMap { String(data: $0, encoding: .utf8) } ?? "No response data"
+                    let error = NSError(
+                        domain: "",
+                        code: statusCode,
+                        userInfo: [NSLocalizedDescriptionKey: "HTTP \(statusCode): \(responseString)"]
+                    )
+                    single(.failure(error))
+                } else if let data = data {
+                    do {
+                        let decoder = JSONDecoder()
+                        decoder.dateDecodingStrategy = .iso8601
+                        let responseObject = try decoder.decode(T.self, from: data)
+                        single(.success(responseObject))
+                    } catch let decodingError {
+                        single(.failure(decodingError))
+                    }
+                }
+            }
+            task.resume()
+
+            return Disposables.create {
+                task.cancel()
+            }
+        }
+    }
 }