WIP - Complete App refactoring

Nextcloud Cookbook iOS Client/Persistence/Interfaces/NextcloudDataInterface.swift

@@ -0,0 +1,95 @@
+//
+//  NextcloudDataInterface.swift
+//  Nextcloud Cookbook iOS Client
+//
+//  Created by Vincent Meilinger on 07.05.24.
+//
+
+import Foundation
+import SwiftUI
+
+
+class NextcloudDataInterface: CookbookInterface {
+    var id: String
+    
+    var auth: Authentication
+    var api: CookbookApi.Type
+    
+    init(auth: Authentication, version: String) {
+        self.id = UUID().uuidString
+        self.auth = auth
+        switch version {
+        case "1.0":
+            self.api = CookbookApiV1.self
+        default:
+            self.api = CookbookApiV1.self
+        }
+    }
+}
+
+
+// MARK: - Nextcloud Read Interface
+extension NextcloudDataInterface: ReadInterface {
+    
+    func getImage(id: String, size: RecipeImage.RecipeImageSize) async -> (UIImage?, UserAlert?) {
+        let (image, error) = await api.getImage(auth: auth.token, id: id, size: size)
+        if let image {
+            return (image, nil)
+        }
+        return (nil, error)
+    }
+    
+    func getRecipeStubs() async -> ([RecipeStub]?, UserAlert?) {
+        return await api.getRecipes(auth: auth.token)
+    }
+    
+    func getRecipe(id: String) async -> (Recipe?, UserAlert?) {
+        return await api.getRecipe(auth: auth.token, id: id)
+    }
+    
+    func getCategories() async -> ([Category]?, UserAlert?) {
+        return await api.getCategories(auth: auth.token)
+    }
+    
+    func getRecipeStubsForCategory(named categoryName: String) async -> ([RecipeStub]?, UserAlert?) {
+        return await api.getCategory(
+            auth: UserSettings.shared.authString,
+            named: categoryName
+        )
+    }
+    
+    func getTags() async -> ([RecipeKeyword]?, (any UserAlert)?) {
+        return await api.getTags(auth: auth.token)
+    }
+    
+    func getRecipesTagged(keyword: String) async -> ([RecipeStub]?, UserAlert?) {
+        return await api.getRecipesTagged(auth: auth.token, keyword: keyword)
+    }
+    
+}
+
+
+// MARK: - Nextcloud Write Interface
+extension NextcloudDataInterface: WriteInterface {
+    
+    func postImage(id: String, image: UIImage, size: RecipeImage.RecipeImageSize) async -> ((any UserAlert)?) {
+        return nil
+    }
+    
+    func postRecipe(recipe: Recipe) async -> (UserAlert?) {
+        return await api.createRecipe(auth: auth.token, recipe: recipe)
+    }
+    
+    func updateRecipe(recipe: Recipe) async -> (UserAlert?) {
+        return await api.updateRecipe(auth: auth.token, recipe: recipe)
+    }
+    
+    func deleteRecipe(id: String) async -> (UserAlert?) {
+        return await api.deleteRecipe(auth: auth.token, id: id)
+    }
+    
+    func renameCategory(named categoryName: String, newName: String) async -> (UserAlert?) {
+        return await api.renameCategory(auth: auth.token, named: categoryName, newName: newName)
+    }
+    
+}