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Networking rework: simplified API calls.

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This commit is contained in:
Vicnet
2023-11-16 13:13:06 +01:00
parent 17678dea5f
commit 3563c23e29
14 changed files with 731 additions and 97 deletions
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36
Nextcloud Cookbook iOS Client.xcodeproj/project.pbxproj
View File

@@ -36,6 +36,11 @@
A76B8A712AE002AE00096CEC /* Alerts.swift in Sources */ = {isa = PBXBuildFile; fileRef = A76B8A702AE002AE00096CEC /* Alerts.swift */; };
A79AA8E02AFF80E3007D25F2 /* DurationComponents.swift in Sources */ = {isa = PBXBuildFile; fileRef = A79AA8DF2AFF80E3007D25F2 /* DurationComponents.swift */; };
A79AA8E22AFF8C14007D25F2 /* RecipeEditViewModel.swift in Sources */ = {isa = PBXBuildFile; fileRef = A79AA8E12AFF8C14007D25F2 /* RecipeEditViewModel.swift */; };
A79AA8E42B02A962007D25F2 /* CookbookApi.swift in Sources */ = {isa = PBXBuildFile; fileRef = A79AA8E32B02A961007D25F2 /* CookbookApi.swift */; };
A79AA8E62B02C3CB007D25F2 /* LoggerExtension.swift in Sources */ = {isa = PBXBuildFile; fileRef = A79AA8E52B02C3CB007D25F2 /* LoggerExtension.swift */; };
A79AA8E92B062DD1007D25F2 /* CookbookApiV1.swift in Sources */ = {isa = PBXBuildFile; fileRef = A79AA8E82B062DD1007D25F2 /* CookbookApiV1.swift */; };
A79AA8EB2B062E15007D25F2 /* ApiRequest.swift in Sources */ = {isa = PBXBuildFile; fileRef = A79AA8EA2B062E15007D25F2 /* ApiRequest.swift */; };
A79AA8ED2B063AD5007D25F2 /* NextcloudApi.swift in Sources */ = {isa = PBXBuildFile; fileRef = A79AA8EC2B063AD5007D25F2 /* NextcloudApi.swift */; };
A7AEAE642AD5521400135378 /* Localizable.xcstrings in Resources */ = {isa = PBXBuildFile; fileRef = A7AEAE632AD5521400135378 /* Localizable.xcstrings */; };
A7F3F8E82ACBFC760076C227 /* KeywordPickerView.swift in Sources */ = {isa = PBXBuildFile; fileRef = A7F3F8E72ACBFC760076C227 /* KeywordPickerView.swift */; };
A7F3F8EA2ACC221C0076C227 /* CategoryPickerView.swift in Sources */ = {isa = PBXBuildFile; fileRef = A7F3F8E92ACC221C0076C227 /* CategoryPickerView.swift */; };
@@ -92,6 +97,11 @@
A76B8A702AE002AE00096CEC /* Alerts.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Alerts.swift; sourceTree = "<group>"; };
A79AA8DF2AFF80E3007D25F2 /* DurationComponents.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = DurationComponents.swift; sourceTree = "<group>"; };
A79AA8E12AFF8C14007D25F2 /* RecipeEditViewModel.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = RecipeEditViewModel.swift; sourceTree = "<group>"; };
A79AA8E32B02A961007D25F2 /* CookbookApi.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = CookbookApi.swift; sourceTree = "<group>"; };
A79AA8E52B02C3CB007D25F2 /* LoggerExtension.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = LoggerExtension.swift; sourceTree = "<group>"; };
A79AA8E82B062DD1007D25F2 /* CookbookApiV1.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = CookbookApiV1.swift; sourceTree = "<group>"; };
A79AA8EA2B062E15007D25F2 /* ApiRequest.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ApiRequest.swift; sourceTree = "<group>"; };
A79AA8EC2B063AD5007D25F2 /* NextcloudApi.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = NextcloudApi.swift; sourceTree = "<group>"; };
A7AEAE632AD5521400135378 /* Localizable.xcstrings */ = {isa = PBXFileReference; lastKnownFileType = text.json.xcstrings; path = Localizable.xcstrings; sourceTree = "<group>"; };
A7F3F8E72ACBFC760076C227 /* KeywordPickerView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = KeywordPickerView.swift; sourceTree = "<group>"; };
A7F3F8E92ACC221C0076C227 /* CategoryPickerView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = CategoryPickerView.swift; sourceTree = "<group>"; };
@@ -191,6 +201,8 @@
A70171B22AB211F000064C43 /* Network */ = {
isa = PBXGroup;
children = (
A79AA8EE2B063B33007D25F2 /* NextcloudApi */,
A79AA8E72B062DB6007D25F2 /* CookbookApi */,
A703226C2ABAF90D00D7C4ED /* APIController.swift */,
A70171B32AB2122900064C43 /* NetworkRequests.swift */,
A70171AE2AB2116B00064C43 /* NetworkHandler.swift */,
@@ -241,6 +253,7 @@
children = (
A70322692ABAF49800D7C4ED /* JSONCoderExtension.swift */,
A703226E2ABB1DD700D7C4ED /* ColorExtension.swift */,
A79AA8E52B02C3CB007D25F2 /* LoggerExtension.swift */,
);
path = Extensions;
sourceTree = "<group>";
@@ -261,6 +274,24 @@
path = RecipeImport;
sourceTree = "<group>";
};
A79AA8E72B062DB6007D25F2 /* CookbookApi */ = {
isa = PBXGroup;
children = (
A79AA8EA2B062E15007D25F2 /* ApiRequest.swift */,
A79AA8E32B02A961007D25F2 /* CookbookApi.swift */,
A79AA8E82B062DD1007D25F2 /* CookbookApiV1.swift */,
);
path = CookbookApi;
sourceTree = "<group>";
};
A79AA8EE2B063B33007D25F2 /* NextcloudApi */ = {
isa = PBXGroup;
children = (
A79AA8EC2B063AD5007D25F2 /* NextcloudApi.swift */,
);
path = NextcloudApi;
sourceTree = "<group>";
};
/* End PBXGroup section */
/* Begin PBXNativeTarget section */
@@ -405,21 +436,26 @@
A70D7CA12AC73CA800D53DBF /* RecipeEditView.swift in Sources */,
A70171B12AB211DF00064C43 /* CustomError.swift in Sources */,
A76B8A712AE002AE00096CEC /* Alerts.swift in Sources */,
A79AA8E62B02C3CB007D25F2 /* LoggerExtension.swift in Sources */,
A70171C42AB4A31200064C43 /* DataStore.swift in Sources */,
A79AA8E92B062DD1007D25F2 /* CookbookApiV1.swift in Sources */,
A70171AF2AB2116B00064C43 /* NetworkHandler.swift in Sources */,
A70171B42AB2122900064C43 /* NetworkRequests.swift in Sources */,
A70171BE2AB4987900064C43 /* CategoryDetailView.swift in Sources */,
A70171C62AB4C43A00064C43 /* DataModels.swift in Sources */,
A79AA8EB2B062E15007D25F2 /* ApiRequest.swift in Sources */,
A7F3F8E82ACBFC760076C227 /* KeywordPickerView.swift in Sources */,
A79AA8E02AFF80E3007D25F2 /* DurationComponents.swift in Sources */,
A70171C02AB498A900064C43 /* RecipeDetailView.swift in Sources */,
A7F3F8EA2ACC221C0076C227 /* CategoryPickerView.swift in Sources */,
A79AA8E42B02A962007D25F2 /* CookbookApi.swift in Sources */,
A70171CD2AB501B100064C43 /* SettingsView.swift in Sources */,
A70171C22AB498C600064C43 /* RecipeCardView.swift in Sources */,
A70171842AA8E71900064C43 /* MainView.swift in Sources */,
A70171CB2AB4CD1700064C43 /* UserSettings.swift in Sources */,
A703226A2ABAF49800D7C4ED /* JSONCoderExtension.swift in Sources */,
A703226D2ABAF90D00D7C4ED /* APIController.swift in Sources */,
A79AA8ED2B063AD5007D25F2 /* NextcloudApi.swift in Sources */,
A70171822AA8E71900064C43 /* Nextcloud_Cookbook_iOS_ClientApp.swift in Sources */,
A74D33C32AFCD1C300D06555 /* RecipeScraper.swift in Sources */,
A70171AD2AA8EF4700064C43 /* MainViewModel.swift in Sources */,

8
Nextcloud Cookbook iOS Client/Data/DataModels.swift
View File

@@ -146,6 +146,9 @@ extension RecipeDetail {
struct RecipeImage {
enum RecipeImageSize {
case THUMB, FULL
}
var imageExists: Bool = true
var thumb: UIImage?
var full: UIImage?
@@ -193,7 +196,4 @@ struct MetaData: Codable {
}
// Networking
struct ServerMessage: Decodable {
let msg: String
}

19
Nextcloud Cookbook iOS Client/Data/UserSettings.swift
View File

@@ -13,12 +13,20 @@ class UserSettings: ObservableObject {
@Published var username: String {
didSet {
UserDefaults.standard.set(username, forKey: "username")
self.authString = setAuthString()
}
}
@Published var token: String {
didSet {
UserDefaults.standard.set(token, forKey: "token")
self.authString = setAuthString()
}
}
@Published var authString: String {
didSet {
UserDefaults.standard.set(authString, forKey: "authString")
}
}
@@ -55,10 +63,21 @@ class UserSettings: ObservableObject {
init() {
self.username = UserDefaults.standard.object(forKey: "username") as? String ?? ""
self.token = UserDefaults.standard.object(forKey: "token") as? String ?? ""
self.authString = UserDefaults.standard.object(forKey: "authString") as? String ?? ""
self.serverAddress = UserDefaults.standard.object(forKey: "serverAddress") as? String ?? ""
self.onboarding = UserDefaults.standard.object(forKey: "onboarding") as? Bool ?? true
self.defaultCategory = UserDefaults.standard.object(forKey: "defaultCategory") as? String ?? ""
self.language = UserDefaults.standard.object(forKey: "language") as? String ?? SupportedLanguage.DEVICE.rawValue
self.downloadRecipes = UserDefaults.standard.object(forKey: "downloadRecipes") as? Bool ?? false
}
func setAuthString() -> String {
if token != "" && username != "" {
let loginString = "\(self.username):\(self.token)"
let loginData = loginString.data(using: String.Encoding.utf8)!
return loginData.base64EncodedString()
} else {
return ""
}
}
}

4
Nextcloud Cookbook iOS Client/Extensions/JSONCoderExtension.swift
View File

@@ -11,11 +11,9 @@ extension JSONDecoder {
static func safeDecode<T: Decodable>(_ data: Data) -> T? {
let decoder = JSONDecoder()
do {
print("Decoding type ", T.self, " ...")
return try decoder.decode(T.self, from: data)
} catch (let error) {
print("JSONDecoder - safeDecode(): Failed to decode data.")
print("Error: ", error)
print(error)
return nil
}
}

19
Nextcloud Cookbook iOS Client/Extensions/LoggerExtension.swift Normal file
View File

@@ -0,0 +1,19 @@
//
// Logger.swift
// Nextcloud Cookbook iOS Client
//
// Created by Vincent Meilinger on 13.11.23.
//
import Foundation
import OSLog
extension Logger {
private static var subsystem = Bundle.main.bundleIdentifier!
/// UI related logging
static let view = Logger(subsystem: subsystem, category: "view")
/// Network related logging
static let network = Logger(subsystem: subsystem, category: "network")
}

100
Nextcloud Cookbook iOS Client/Network/CookbookApi/ApiRequest.swift Normal file
View File

@@ -0,0 +1,100 @@
//
// ApiRequest.swift
// Nextcloud Cookbook iOS Client
//
// Created by Vincent Meilinger on 16.11.23.
//
import Foundation
import OSLog
struct ApiRequest {
/// The server address, e.g. https://example.com
let serverAddress: String
let path: String
let method: RequestMethod
let authString: String?
let headerFields: [HeaderField]
let body: Data?
/// The path to the Cookbook application on the nextcloud server.
let cookbookPath = "/index.php/apps/cookbook"
init(
serverAdress: String,
path: String,
method: RequestMethod,
authString: String? = nil,
headerFields: [HeaderField] = [],
body: Data? = nil
) {
self.serverAddress = serverAdress
self.method = method
self.path = path
self.headerFields = headerFields
self.authString = authString
self.body = body
}
func send() async -> (Data?, NetworkError?) {
Logger.network.debug("\(method.rawValue) \(path) sending ...")
// Prepare URL
let urlString = serverAddress + cookbookPath + path
Logger.network.debug("Full path: \(urlString)")
guard let urlStringSanitized = urlString.addingPercentEncoding(withAllowedCharacters: .urlQueryAllowed) else { return (nil, .unknownError) }
guard let url = URL(string: urlStringSanitized) else { return (nil, .unknownError) }
// Create URL request
var request = URLRequest(url: url)
request.httpMethod = method.rawValue
// Set authentication string, if needed
if let authString = authString {
request.setValue(
"Basic \(authString)",
forHTTPHeaderField: "Authorization"
)
}
// Set other header fields
for headerField in headerFields {
request.setValue(
headerField.getValue(),
forHTTPHeaderField: headerField.getField()
)
}
// Set http body
if let body = body {
request.httpBody = body
}
// Wait for and return data and (decoded) response
var data: Data? = nil
var response: URLResponse? = nil
do {
(data, response) = try await URLSession.shared.data(for: request)
Logger.network.debug("\(method.rawValue) \(path) SUCCESS!")
return (data, nil)
} catch {
let error = decodeURLResponse(response: response as? HTTPURLResponse)
Logger.network.debug("\(method.rawValue) \(path) FAILURE: \(error.debugDescription)")
return (nil, error)
}
}
private func decodeURLResponse(response: HTTPURLResponse?) -> NetworkError? {
guard let response = response else {
return NetworkError.unknownError
}
switch response.statusCode {
case 200...299: return (nil)
case 300...399: return (NetworkError.redirectionError)
case 400...499: return (NetworkError.clientError)
case 500...599: return (NetworkError.serverError)
case 600: return (NetworkError.invalidRequest)
default: return (NetworkError.unknownError)
}
}
}

187
Nextcloud Cookbook iOS Client/Network/CookbookApi/CookbookApi.swift Normal file
View File

@@ -0,0 +1,187 @@
//
// CookbookApi.swift
// Nextcloud Cookbook iOS Client
//
// Created by Vincent Meilinger on 13.11.23.
//
import Foundation
import OSLog
import UIKit
protocol CookbookApi {
/// Not implemented yet.
static func importRecipe(
from serverAdress: String,
auth: String,
data: Data
) async -> (NetworkError?)
/// Get either the full image or a thumbnail sized version.
/// - Parameters:
/// - serverAdress: Server address in the format https://example.com.
/// - auth: Server authentication string.
/// - id: The according recipe id.
/// - size: The size of the image.
/// - Returns: The image of the recipe with the specified id. A NetworkError if the request fails, otherwise nil.
static func getImage(
from serverAdress: String,
auth: String,
id: Int,
size: RecipeImage.RecipeImageSize
) async -> (UIImage?, NetworkError?)
/// Get all recipes.
/// - Parameters:
/// - serverAdress: Server address in the format https://example.com.
/// - auth: Server authentication string.
/// - Returns: A list of all recipes.
static func getRecipes(
from serverAdress: String,
auth: String
) async -> ([Recipe]?, NetworkError?)
/// Create a new recipe.
/// - Parameters:
/// - serverAdress: Server address in the format https://example.com.
/// - auth: Server authentication string.
/// - Returns: A NetworkError if the request fails. Nil otherwise.
static func createRecipe(
from serverAdress: String,
auth: String
) async -> (NetworkError?)
/// Get the recipe with the specified id.
/// - Parameters:
/// - serverAdress: Server address in the format https://example.com.
/// - auth: Server authentication string.
/// - id: The recipe id.
/// - Returns: The recipe if it exists. A NetworkError if the request fails.
static func getRecipe(
from serverAdress: String,
auth: String, id: Int
) async -> (RecipeDetail?, NetworkError?)
/// Update an existing recipe with new entries.
/// - Parameters:
/// - serverAdress: Server address in the format https://example.com.
/// - auth: Server authentication string.
/// - id: The recipe id.
/// - Returns: A NetworkError if the request fails. Nil otherwise.
static func updateRecipe(
from serverAdress: String,
auth: String, id: Int
) async -> (NetworkError?)
/// Delete the recipe with the specified id.
/// - Parameters:
/// - serverAdress: Server address in the format https://example.com.
/// - auth: Server authentication string.
/// - id: The recipe id.
/// - Returns: A NetworkError if the request fails. Nil otherwise.
static func deleteRecipe(
from serverAdress: String,
auth: String,
id: Int
) async -> (NetworkError?)
/// Get all categories.
/// - Parameters:
/// - serverAdress: Server address in the format https://example.com.
/// - auth: Server authentication string.
/// - Returns: A list of categories. A NetworkError if the request fails.
static func getCategories(
from serverAdress: String,
auth: String
) async -> ([String]?, NetworkError?)
/// Get all recipes of a specified category.
/// - Parameters:
/// - serverAdress: Server address in the format https://example.com.
/// - auth: Server authentication string.
/// - categoryName: The category name.
/// - Returns: A list of recipes. A NetworkError if the request fails.
static func getCategory(
from serverAdress: String,
auth: String,
named categoryName: String
) async -> ([Recipe]?, NetworkError?)
/// Rename an existing category.
/// - Parameters:
/// - serverAdress: Server address in the format https://example.com.
/// - auth: Server authentication string.
/// - categoryName: The name of the category to be renamed.
/// - newName: The new category name.
/// - Returns: A NetworkError if the request fails.
static func renameCategory(
from serverAdress: String,
auth: String,
named categoryName: String,
newName: String
) async -> (NetworkError?)
/// Get all keywords/tags.
/// - Parameters:
/// - serverAdress: Server address in the format https://example.com.
/// - auth: Server authentication string.
/// - Returns: A list of tag strings. A NetworkError if the request fails.
static func getTags(
from serverAdress: String,
auth: String
) async -> ([String]?, NetworkError?)
/// Get all recipes tagged with the specified keyword.
/// - Parameters:
/// - serverAdress: Server address in the format https://example.com.
/// - auth: Server authentication string.
/// - keyword: The keyword.
/// - Returns: A list of recipes tagged with the specified keyword. A NetworkError if the request fails.
static func getRecipesTagged(
from serverAdress: String,
auth: String,
keyword: String
) async -> ([Recipe]?, NetworkError?)
/// Get the servers api version.
/// - Parameters:
/// - serverAdress: Server address in the format https://example.com.
/// - auth: Server authentication string.
/// - Returns: A NetworkError if the request fails.
static func getApiVersion(
from serverAdress: String,
auth: String
) async -> (NetworkError?)
/// Trigger a reindexing action on the server.
/// - Parameters:
/// - serverAdress: Server address in the format. https://example.com
/// - auth: Server authentication string
/// - Returns: A NetworkError if the request fails.
static func postReindex(
from serverAdress: String,
auth: String
) async -> (NetworkError?)
/// Get the current configuration of the Cookbook server application.
/// - Parameters:
/// - serverAdress: Server address in the format. https://example.com
/// - auth: Server authentication string
/// - Returns: A NetworkError if the request fails.
static func getConfig(
from serverAdress: String,
auth: String
) async -> (NetworkError?)
/// Set the current configuration of the Cookbook server application.
/// - Parameters:
/// - serverAdress: Server address in the format. https://example.com
/// - auth: Server authentication string
/// - Returns: A NetworkError if the request fails.
static func postConfig(
from serverAdress: String,
auth: String
) async -> (NetworkError?)
}

207
Nextcloud Cookbook iOS Client/Network/CookbookApi/CookbookApiV1.swift Normal file
View File

@@ -0,0 +1,207 @@
//
// CookbookApiV1.swift
// Nextcloud Cookbook iOS Client
//
// Created by Vincent Meilinger on 16.11.23.
//
import Foundation
import UIKit
class CookbookApiV1: CookbookApi {
static func importRecipe(from serverAdress: String, auth: String, data: Data) async -> (NetworkError?) {
return .unknownError
}
static func getImage(from serverAdress: String, auth: String, id: Int, size: RecipeImage.RecipeImageSize) async -> (UIImage?, NetworkError?) {
let imageSize = (size == .FULL ? "full" : "thumb")
let request = ApiRequest(
serverAdress: serverAdress,
path: "/api/v1/recipes/\(id)/image?size=\(imageSize)",
method: .GET,
authString: auth,
headerFields: [HeaderField.ocsRequest(value: true), HeaderField.accept(value: .IMAGE)]
)
let (data, error) = await request.send()
guard let data = data else { return (nil, error) }
return (UIImage(data: data), error)
}
static func getRecipes(from serverAdress: String, auth: String) async -> ([Recipe]?, NetworkError?) {
let request = ApiRequest(
serverAdress: serverAdress,
path: "/api/v1/recipes",
method: .GET,
authString: auth,
headerFields: [HeaderField.ocsRequest(value: true), HeaderField.accept(value: .JSON)]
)
let (data, error) = await request.send()
guard let data = data else { return (nil, error) }
return (JSONDecoder.safeDecode(data), nil)
}
static func createRecipe(from serverAdress: String, auth: String) async -> (NetworkError?) {
let request = ApiRequest(
serverAdress: serverAdress,
path: "/api/v1/recipes",
method: .POST,
authString: auth,
headerFields: [HeaderField.ocsRequest(value: true), HeaderField.accept(value: .JSON)]
)
let (data, error) = await request.send()
guard let data = data else { return (error) }
do {
let json = try JSONSerialization.jsonObject(with: data, options: .fragmentsAllowed)
if let id = json as? Int {
return nil
} else if let dict = json as? [String: Any] {
return .serverError
}
} catch {
return .decodingFailed
}
return nil
}
static func getRecipe(from serverAdress: String, auth: String, id: Int) async -> (RecipeDetail?, NetworkError?) {
let request = ApiRequest(
serverAdress: serverAdress,
path: "/api/v1/recipes/\(id)",
method: .GET,
authString: auth,
headerFields: [HeaderField.ocsRequest(value: true), HeaderField.accept(value: .JSON)]
)
let (data, error) = await request.send()
guard let data = data else { return (nil, error) }
return (JSONDecoder.safeDecode(data), nil)
}
static func updateRecipe(from serverAdress: String, auth: String, id: Int) async -> (NetworkError?) {
let request = ApiRequest(
serverAdress: serverAdress,
path: "/api/v1/recipes/\(id)",
method: .PUT,
authString: auth,
headerFields: [HeaderField.ocsRequest(value: true), HeaderField.accept(value: .JSON)]
)
let (data, error) = await request.send()
guard let data = data else { return (error) }
do {
let json = try JSONSerialization.jsonObject(with: data, options: .fragmentsAllowed)
if let id = json as? Int {
return nil
} else if let dict = json as? [String: Any] {
return .serverError
}
} catch {
return .decodingFailed
}
return nil
}
static func deleteRecipe(from serverAdress: String, auth: String, id: Int) async -> (NetworkError?) {
let request = ApiRequest(
serverAdress: serverAdress,
path: "/api/v1/recipes/\(id)",
method: .DELETE,
authString: auth,
headerFields: [HeaderField.ocsRequest(value: true), HeaderField.accept(value: .JSON)]
)
let (data, error) = await request.send()
guard let data = data else { return (error) }
return nil
}
static func getCategories(from serverAdress: String, auth: String) async -> ([String]?, NetworkError?) {
let request = ApiRequest(
serverAdress: serverAdress,
path: "/api/v1/categories",
method: .GET,
authString: auth,
headerFields: [HeaderField.ocsRequest(value: true), HeaderField.accept(value: .JSON)]
)
let (data, error) = await request.send()
guard let data = data else { return (nil, error) }
return (JSONDecoder.safeDecode(data), nil)
}
static func getCategory(from serverAdress: String, auth: String, named categoryName: String) async -> ([Recipe]?, NetworkError?) {
let request = ApiRequest(
serverAdress: serverAdress,
path: "/api/v1/category/\(categoryName)",
method: .GET,
authString: auth,
headerFields: [HeaderField.ocsRequest(value: true), HeaderField.accept(value: .JSON)]
)
let (data, error) = await request.send()
guard let data = data else { return (nil, error) }
return (JSONDecoder.safeDecode(data), nil)
}
static func renameCategory(from serverAdress: String, auth: String, named categoryName: String, newName: String) async -> (NetworkError?) {
let request = ApiRequest(
serverAdress: serverAdress,
path: "/api/v1/category/\(categoryName)",
method: .PUT,
authString: auth,
headerFields: [HeaderField.ocsRequest(value: true), HeaderField.accept(value: .JSON)]
)
let (data, error) = await request.send()
guard let data = data else { return (error) }
return nil
}
static func getTags(from serverAdress: String, auth: String) async -> ([String]?, NetworkError?) {
let request = ApiRequest(
serverAdress: serverAdress,
path: "/api/v1/keywords",
method: .GET,
authString: auth,
headerFields: [HeaderField.ocsRequest(value: true), HeaderField.accept(value: .JSON)]
)
let (data, error) = await request.send()
guard let data = data else { return (nil, error) }
return (JSONDecoder.safeDecode(data), nil)
}
static func getRecipesTagged(from serverAdress: String, auth: String, keyword: String) async -> ([Recipe]?, NetworkError?) {
let request = ApiRequest(
serverAdress: serverAdress,
path: "/api/v1/tags/\(keyword)",
method: .GET,
authString: auth,
headerFields: [HeaderField.ocsRequest(value: true), HeaderField.accept(value: .JSON)]
)
let (data, error) = await request.send()
guard let data = data else { return (nil, error) }
return (JSONDecoder.safeDecode(data), nil)
}
static func getApiVersion(from serverAdress: String, auth: String) async -> (NetworkError?) {
return .none
}
static func postReindex(from serverAdress: String, auth: String) async -> (NetworkError?) {
return .none
}
static func getConfig(from serverAdress: String, auth: String) async -> (NetworkError?) {
return .none
}
static func postConfig(from serverAdress: String, auth: String) async -> (NetworkError?) {
return .none
}
}

2
Nextcloud Cookbook iOS Client/Network/CustomError.swift
View File

@@ -18,6 +18,7 @@ public enum NetworkError: String, Error {
case missingUrl = "Missing URL."
case parametersNil = "Parameters are nil."
case encodingFailed = "Parameter encoding failed."
case decodingFailed = "Data decoding failed."
case redirectionError = "Redirection error"
case clientError = "Client error"
case serverError = "Server error"
@@ -25,3 +26,4 @@ public enum NetworkError: String, Error {
case unknownError = "Unknown error"
case dataError = "Invalid data error."
}

59
Nextcloud Cookbook iOS Client/Network/NetworkRequests.swift
View File

@@ -14,35 +14,7 @@ enum RequestMethod: String {
DELETE = "DELETE"
}
enum RequestPath {
case CATEGORIES,
RECIPE_LIST(categoryName: String),
RECIPE_DETAIL(recipeId: Int),
NEW_RECIPE,
IMAGE(recipeId: Int, thumb: Bool),
CONFIG,
KEYWORDS
case LOGINV2REQ,
CUSTOM(path: String),
NONE
var stringValue: String {
switch self {
case .CATEGORIES: return "categories"
case .RECIPE_LIST(categoryName: let name): return "category/\(name)"
case .RECIPE_DETAIL(recipeId: let recipeId): return "recipes/\(recipeId)"
case .IMAGE(recipeId: let recipeId, thumb: let thumb): return "recipes/\(recipeId)/image?size=\(thumb ? "thumb" : "full")"
case .NEW_RECIPE: return "recipes"
case .CONFIG: return "config"
case .KEYWORDS: return "keywords"
case .LOGINV2REQ: return "/index.php/login/v2"
case .CUSTOM(path: let path): return path
case .NONE: return ""
}
}
}
enum ContentType: String {
case JSON = "application/json",
@@ -75,6 +47,37 @@ struct HeaderField {
}
}
enum RequestPath {
case CATEGORIES,
RECIPE_LIST(categoryName: String),
RECIPE_DETAIL(recipeId: Int),
NEW_RECIPE,
IMAGE(recipeId: Int, thumb: Bool),
CONFIG,
KEYWORDS
case LOGINV2REQ,
CUSTOM(path: String),
NONE
var stringValue: String {
switch self {
case .CATEGORIES: return "categories"
case .RECIPE_LIST(categoryName: let name): return "category/\(name)"
case .RECIPE_DETAIL(recipeId: let recipeId): return "recipes/\(recipeId)"
case .IMAGE(recipeId: let recipeId, thumb: let thumb): return "recipes/\(recipeId)/image?size=\(thumb ? "thumb" : "full")"
case .NEW_RECIPE: return "recipes"
case .CONFIG: return "config"
case .KEYWORDS: return "keywords"
case .LOGINV2REQ: return "/index.php/login/v2"
case .CUSTOM(path: let path): return path
case .NONE: return ""
}
}
}
struct RequestWrapper {
private let _method: RequestMethod
private let _path: RequestPath

12
Nextcloud Cookbook iOS Client/Network/NextcloudApi/NextcloudApi.swift Normal file
View File

@@ -0,0 +1,12 @@
//
// NextcloudApi.swift
// Nextcloud Cookbook iOS Client
//
// Created by Vincent Meilinger on 16.11.23.
//
import Foundation
class NextcloudApi {
}

70
Nextcloud Cookbook iOS Client/ViewModels/MainViewModel.swift
View File

@@ -15,6 +15,7 @@ import UIKit
@Published var recipes: [String: [Recipe]] = [:]
private var recipeDetails: [Int: RecipeDetail] = [:]
private var imageCache: [Int: RecipeImage] = [:]
private var requestQueue: [RequestWrapper] = []
let dataStore: DataStore
var apiController: APIController? = nil
@@ -206,18 +207,35 @@ import UIKit
self.recipes = [:]
self.imageCache = [:]
self.recipeDetails = [:]
self.requestQueue = []
}
}
func deleteRecipe(withId id: Int, categoryName: String) {
func deleteRecipe(withId id: Int, categoryName: String) async -> RequestAlert {
let request = RequestWrapper.customRequest(
method: .DELETE,
path: .RECIPE_DETAIL(recipeId: id),
headerFields: [
HeaderField.accept(value: .JSON),
HeaderField.ocsRequest(value: true)
]
)
let path = "recipe\(id).data"
dataStore.delete(path: path)
guard recipes[categoryName] != nil else { return }
if recipes[categoryName] != nil {
recipes[categoryName]!.removeAll(where: { recipe in
recipe.recipe_id == id ? true : false
})
recipeDetails.removeValue(forKey: id)
}
if await sendRequest(request) {
return .REQUEST_SUCCESS
} else {
requestQueue.append(request)
return .REQUEST_DELAYED
}
}
func checkServerConnection() async -> Bool {
guard let apiController = apiController else { return false }
@@ -234,6 +252,54 @@ import UIKit
}
return true
}
func uploadRecipe(recipeDetail: RecipeDetail, createNew: Bool) async -> RequestAlert {
var path: RequestPath? = nil
if createNew {
path = .NEW_RECIPE
} else if let recipeId = Int(recipeDetail.id) {
path = .RECIPE_DETAIL(recipeId: recipeId)
}
guard let path = path else { return .REQUEST_DROPPED }
let request = RequestWrapper.customRequest(
method: createNew ? .POST : .PUT,
path: path,
headerFields: [
HeaderField.accept(value: .JSON),
HeaderField.ocsRequest(value: true),
HeaderField.contentType(value: .JSON)
],
body: JSONEncoder.safeEncode(recipeDetail)
)
if await sendRequest(request) {
return .REQUEST_SUCCESS
} else {
requestQueue.append(request)
return .REQUEST_DELAYED
}
}
func sendRequest(_ request: RequestWrapper) async -> Bool {
guard let apiController = apiController else { return false }
let (data, _): (Data?, Error?) = await apiController.sendDataRequest(request)
guard let data = data else { return false }
do {
let json = try JSONSerialization.jsonObject(with: data, options: .allowFragments)
if let recipeId = json as? Int {
return true
} else if let message = json as? [String : Any] {
print("Server message: ", message["msg"] ?? "-")
return false
}
// TODO: Better error handling (Show error to user!)
} catch {
print("Could not decode server response")
}
return false
}
}

66
Nextcloud Cookbook iOS Client/ViewModels/RecipeEditViewModel.swift
View File

@@ -82,74 +82,32 @@ import SwiftUI
return true
}
func uploadNewRecipe() {
func uploadNewRecipe() async -> RequestAlert {
print("Uploading new recipe.")
waitingForUpload = true
createRecipe()
guard recipeValid() else { return }
let request = RequestWrapper.customRequest(
method: .POST,
path: .NEW_RECIPE,
headerFields: [
HeaderField.accept(value: .JSON),
HeaderField.ocsRequest(value: true),
HeaderField.contentType(value: .JSON)
],
body: JSONEncoder.safeEncode(self.recipe)
)
sendRequest(request)
dismissEditView()
guard recipeValid() else { return .REQUEST_DROPPED }
return await mainViewModel.uploadRecipe(recipeDetail: self.recipe, createNew: true)
}
func uploadEditedRecipe() {
func uploadEditedRecipe() async -> RequestAlert {
waitingForUpload = true
print("Uploading changed recipe.")
guard let recipeId = Int(recipe.id) else { return }
guard let recipeId = Int(recipe.id) else { return .REQUEST_DROPPED }
createRecipe()
let request = RequestWrapper.customRequest(
method: .PUT,
path: .RECIPE_DETAIL(recipeId: recipeId),
headerFields: [
HeaderField.accept(value: .JSON),
HeaderField.ocsRequest(value: true),
HeaderField.contentType(value: .JSON)
],
body: JSONEncoder.safeEncode(self.recipe)
)
sendRequest(request)
dismissEditView()
return await mainViewModel.uploadRecipe(recipeDetail: self.recipe, createNew: false)
}
func deleteRecipe() {
guard let recipeId = Int(recipe.id) else { return }
let request = RequestWrapper.customRequest(
method: .DELETE,
path: .RECIPE_DETAIL(recipeId: recipeId),
headerFields: [
HeaderField.accept(value: .JSON),
HeaderField.ocsRequest(value: true)
]
)
sendRequest(request)
if let recipeIdInt = Int(recipe.id) {
mainViewModel.deleteRecipe(withId: recipeIdInt, categoryName: recipe.recipeCategory)
func deleteRecipe() async -> RequestAlert {
guard let id = Int(recipe.id) else {
return .REQUEST_DROPPED
}
dismissEditView()
return await mainViewModel.deleteRecipe(withId: id, categoryName: recipe.recipeCategory)
}
func sendRequest(_ request: RequestWrapper) {
Task {
guard let apiController = mainViewModel.apiController else { return }
let (data, _): (Data?, Error?) = await apiController.sendDataRequest(request)
guard let data = data else { return }
do {
let error = try JSONDecoder().decode(ServerMessage.self, from: data)
// TODO: Better error handling (Show error to user!)
} catch {
}
}
}
func dismissEditView() {
Task {

27
Nextcloud Cookbook iOS Client/Views/Alerts.swift
View File

@@ -109,3 +109,30 @@ enum RecipeImportError: UserAlert {
return [.OK]
}
}
enum RequestAlert: UserAlert {
case REQUEST_DELAYED,
REQUEST_DROPPED,
REQUEST_SUCCESS
var localizedDescription: LocalizedStringKey {
switch self {
case .REQUEST_DELAYED: return "Could not establish a connection to the server. The action will be retried upon reconnection."
case .REQUEST_DROPPED: return "Unable to complete action."
case .REQUEST_SUCCESS: return "Action completed."
}
}
var localizedTitle: LocalizedStringKey {
switch self {
case .REQUEST_DELAYED: return "Action delayed"
case .REQUEST_DROPPED: return "Error"
case .REQUEST_SUCCESS: return "Success"
}
}
var alertButtons: [AlertButton] {
return [.OK]
}
}