From b35544b0142d9b8799407723acc97d8066f8bb5c Mon Sep 17 00:00:00 2001
From: Javier Cicchelli <javier@rock-n-code.com>
Date: Sat, 17 Dec 2022 11:56:41 +0100
Subject: [PATCH] Implemented the UploadFileUseCase use case for the Browse
 module.

---
 .../Browse/Logic/Adapters/FileAdapter.swift   | 41 +++++++++++++++
 .../Logic/Use Cases/UploadFileUseCase.swift   | 50 +++++++++++++++++++
 2 files changed, 91 insertions(+)
 create mode 100644 Modules/Sources/Browse/Logic/Adapters/FileAdapter.swift
 create mode 100644 Modules/Sources/Browse/Logic/Use Cases/UploadFileUseCase.swift

diff --git a/Modules/Sources/Browse/Logic/Adapters/FileAdapter.swift b/Modules/Sources/Browse/Logic/Adapters/FileAdapter.swift
new file mode 100644
index 0000000..ff768fe
--- /dev/null
+++ b/Modules/Sources/Browse/Logic/Adapters/FileAdapter.swift
@@ -0,0 +1,41 @@
+//
+//  FileAdapter.swift
+//  Browse
+//
+//  Created by Javier Cicchelli on 17/12/2022.
+//  Copyright © 2022 Röck+Cöde. All rights reserved.
+//
+
+import APIService
+import Foundation
+
+struct FileAdapter {
+    func callAsFunction(url: URL) throws -> File {
+        guard url.isFileURL else {
+            throw FileAdapterError.urlIsNotFileURL
+        }
+        
+        let data = try Data(contentsOf: url)
+        let name = try url
+            .resourceValues(forKeys: [.nameKey])
+            .allValues
+            .first(where: { $0.key == .nameKey })
+            .map(\.value)
+        
+        guard let name = name as? String else {
+            throw FileAdapterError.nameNotCasted
+        }
+        
+        return .init(
+            name: name,
+            data: data
+        )
+    }
+}
+
+// MARK: - Errors
+
+enum FileAdapterError: Error {
+    case urlIsNotFileURL
+    case nameNotCasted
+}
diff --git a/Modules/Sources/Browse/Logic/Use Cases/UploadFileUseCase.swift b/Modules/Sources/Browse/Logic/Use Cases/UploadFileUseCase.swift
new file mode 100644
index 0000000..8a82025
--- /dev/null
+++ b/Modules/Sources/Browse/Logic/Use Cases/UploadFileUseCase.swift	
@@ -0,0 +1,50 @@
+//
+//  UploadFileUseCase.swift
+//  Browse
+//
+//  Created by Javier Cicchelli on 17/12/2022.
+//  Copyright © 2022 Röck+Cöde. All rights reserved.
+//
+
+import APIService
+import DependencyInjection
+import Dependencies
+import Foundation
+
+struct UploadFileUseCase {
+    
+    // MARK: Properties
+    
+    let apiService: APIService
+    
+    private let fileAdapter: FileAdapter = .init()
+    
+    // MARK: Functions
+    
+    func callAsFunction(
+        id: String,
+        url: URL,
+        username: String,
+        password: String
+    ) async throws {
+        _ = try await apiService.uploadFile(
+            id: id,
+            file: fileAdapter(url: url),
+            credentials: .init(
+                username: username,
+                password: password
+            )
+        )
+    }
+
+}
+
+// MARK: - Initialisers
+
+extension UploadFileUseCase {
+    init() {
+        @Dependency(\.apiService) var apiService
+        
+        self.init(apiService: apiService)
+    }
+}