Calendar types, TUMSexyView, MoviesView and NewsView (#399)

* Introduce Different Calendar Types

* Fully functional TUMSexy component

* added buildin web view functionality

* Working News API

* Initial News View

* Fix project file after rebase

* Finalized news component

* Functioning movie component plus initial view

* Movies View

* Completed Movies Views

* Resolve duplicates after rebasing to swiftUi

Co-authored-by: Milen Vitanov <m.vitanov@tum.de>

Campus-iOS.xcodeproj/project.xcworkspace/xcshareddata/swiftpm/Package.resolved

@@ -33,8 +33,8 @@
         "repositoryURL": "https://github.com/firebase/firebase-ios-sdk.git",
         "state": {
           "branch": null,
-          "revision": "08686f04881483d2bc098b2696e674c0ba135e47",
-          "version": "8.10.0"
+          "revision": "5344857522053b5d4403ec8173ec0d23200a97ea",
+          "version": "8.11.0"
         }
       },
       {
@@ -60,8 +60,8 @@
         "repositoryURL": "https://github.com/google/GoogleUtilities.git",
         "state": {
           "branch": null,
-          "revision": "797005ad8a1f0614063933e2fa010a5d13cb09d0",
-          "version": "7.6.0"
+          "revision": "b3bb0c5551fb3f80ca939829639ab5b093edd14f",
+          "version": "7.7.0"
         }
       },
       {
@@ -96,8 +96,8 @@
         "repositoryURL": "https://github.com/kvyatkovskys/KVKCalendar.git",
         "state": {
           "branch": null,
-          "revision": "766c577ab97c8aa3a850b36b84c47a4a06031c26",
-          "version": "0.5.5"
+          "revision": "c4728c93df4a52a4921b8825944128a2c8e08bd9",
+          "version": "0.5.8"
         }
       },
       {
@@ -159,8 +159,8 @@
         "repositoryURL": "https://github.com/willdale/SwiftUICharts",
         "state": {
           "branch": null,
-          "revision": "133c493e6f67f4c563ab836aa809bfb66f25111e",
-          "version": "2.9.6"
+          "revision": "6ba7163599e26a8292a77e8be5c4ddcbfbdc5c70",
+          "version": "2.9.7"
         }
       },
       {

Campus-iOS/Base/Entity/EntityImporter.swift

@@ -0,0 +1,72 @@
+//
+//  EntityImporter.swift
+//  Campus-iOS
+//
+//  Created by Milen Vitanov on 13.01.22.
+//
+
+import UIKit.UIApplication
+//import CoreData
+import Alamofire
+import FirebaseCrashlytics
+
+protocol Entity: Decodable {
+
+}
+
+enum ImporterError: Error {
+    case invalidData
+}
+
+final class Importer<EntityType: Entity, EntityContainer: Decodable, DecoderType: DecoderProtocol> {
+    typealias RequestHandler = (Result<EntityContainer, Error>) -> Void
+
+    let endpoint: URLRequestConvertible
+    let dateDecodingStrategy: DecoderType.DateDecodingStrategy?
+    let predicate: NSPredicate?
+
+    private let sessionManager = Session.defaultSession
+
+    required init(endpoint: URLRequestConvertible, predicate: NSPredicate? = nil, dateDecodingStrategy:  DecoderType.DateDecodingStrategy? = nil) {
+        self.endpoint = endpoint
+        self.predicate = predicate
+        self.dateDecodingStrategy = dateDecodingStrategy
+    }
+
+    func performFetch(handler: RequestHandler? = nil) {
+        sessionManager.request(endpoint)
+            .validate(statusCode: 200..<300)
+            .validate(contentType: DecoderType.contentType)
+            .responseData { response in
+                if let responseError = response.error {
+                    handler?(.failure(BackendError.AFError(message: responseError.localizedDescription)))
+                    return
+                }
+                guard let data = response.data else {
+                    handler?(.failure(ImporterError.invalidData))
+                    return
+                }
+
+                let decoder = DecoderType.instantiate()
+                if let strategy = self.dateDecodingStrategy {
+                    decoder.dateDecodingStrategy = strategy
+                }
+                do {
+                    let storage = try decoder.decode(EntityContainer.self, from: data)
+                    handler?(.success(storage))
+                } catch let apiError as APIError {
+                    Crashlytics.crashlytics().record(error: apiError)
+                    handler?(.failure(apiError))
+                    return
+                } catch let decodingError as DecodingError {
+                    Crashlytics.crashlytics().record(error: decodingError)
+                    handler?(.failure(decodingError))
+                    return
+                } catch let error {
+                    Crashlytics.crashlytics().record(error: error)
+                    handler?(.failure(error))
+                }
+        }
+    }
+
+}

Campus-iOS/Base/Errors/BackendError.swift

@@ -7,6 +7,7 @@
 
 enum BackendError: Error {
     case network(error: Error)
+    case AFError(message: String)
     case dataSerialization(error: Error)
     case jsonSerialization(error: Error)
     case xmlSerialization(error: Error)

Campus-iOS/Base/Helpers/DecoderProtocol.swift

@@ -0,0 +1,20 @@
+//
+//  DecoderProtocol.swift
+//  Campus-iOS
+//
+//  Created by Milen Vitanov on 13.01.22.
+//
+
+import Foundation
+import Alamofire
+
+protocol DecoderProtocol: AnyObject, DataDecoder {
+    associatedtype DateDecodingStrategy: DecodingStrategyProtocol
+    func decode<T>(_ type: T.Type, from data: Data) throws -> T where T : Decodable
+    var userInfo: [CodingUserInfoKey : Any] { get set }
+    var dateDecodingStrategy: DateDecodingStrategy { get set }
+    static var contentType: [String] { get }
+    static func instantiate() -> Self
+}
+
+protocol DecodingStrategyProtocol { }

Campus-iOS/Base/Networking/TUMSexyAPI.swift

@@ -0,0 +1,29 @@
+//
+//  TUMSexyAPI.swift
+//  TUM Campus App
+//
+//  Created by Tim Gymnich on 2/23/19.
+//  Copyright © 2019 TUM. All rights reserved.
+//
+
+import Alamofire
+import Foundation
+
+struct TUMSexyAPI: URLRequestConvertible {
+    static let baseURLString = "https://json.tum.sexy"
+
+    var method: HTTPMethod {
+        switch self {
+        default: return .get
+        }
+    }
+
+    static var requiresAuth: [String] = []
+
+    func asURLRequest() throws -> URLRequest {
+        let url = try TUMSexyAPI.baseURLString.asURL()
+        let urlRequest = try URLRequest(url: url, method: method)
+        return urlRequest
+    }
+
+}

Campus-iOS/CalendarComponent/Views/CalendarContentView.swift

@@ -9,10 +9,17 @@ import SwiftUI
 import KVKCalendar
 struct CalendarContentView: View {
     @State var events: [Event] = []
-    @State var selectedType: CalendarType = .week // I want this to change its calendar type.
+    @State var selectedType: TumCalendarTypes = .day
+
     var body: some View {
         VStack{
-            CalendarDisplayView(events: $events)
+            Picker("Calendar Type", selection: $selectedType) {
+                ForEach(TumCalendarTypes.allCases, id: \.self) {
+                    Text($0.localizedString)
+                }
+            }
+            .pickerStyle(.segmented)
+            CalendarDisplayView(events: $events, type: $selectedType)
         }
     }
 }

Campus-iOS/CalendarComponent/Views/CalendarDisplayView.swift

@@ -12,9 +12,11 @@ import KVKCalendar
 struct CalendarDisplayView: UIViewRepresentable {
 
     @Binding var events: [Event]
+    @Binding var type: TumCalendarTypes
 
-    public init(events: Binding<[Event]>) {
+    public init(events: Binding<[Event]>, type: Binding<TumCalendarTypes>) {
         self._events = events
+        self._type = type
     }
 
     private var calendar: CalendarView = {
@@ -26,17 +28,26 @@ struct CalendarDisplayView: UIViewRepresentable {
             style.timeline.offsetLineLeft = 2
             style.headerScroll.titleDateAlignment = .center
             style.headerScroll.isAnimateTitleDate = true
+            style.headerScroll.isAnimateSelection = true
             style.headerScroll.heightHeaderWeek = 70
             style.event.isEnableVisualSelect = false
-            style.month.isHiddenTitle = true
+            style.month.isHiddenEventTitle = true
+            style.headerScroll.titleDateFont = .boldSystemFont(ofSize: 18)
             style.month.weekDayAlignment = .center
         } else {
             style.timeline.widthEventViewer = 350
-            style.headerScroll.fontNameDay = .systemFont(ofSize: 17)
+            style.headerScroll.fontNameDay = .systemFont(ofSize: 20)
         }
+        style.headerScroll.colorBackground = .systemBackground
+        style.headerScroll.colorBackgroundCurrentDate = .tumBlue
+        style.headerScroll.colorCurrentDate = .white
         style.month.autoSelectionDateWhenScrolling = true
         style.timeline.offsetTimeY = 25
+        // cuts out the hours before the first event if true
+        style.timeline.startFromFirstEvent = false
+        style.allDay.backgroundColor = .systemBackground
         style.startWeekDay = .monday
+        style.defaultType = CalendarType.day
         style.timeSystem = .current ?? .twelve
         style.systemCalendars = ["Calendar"]
         if #available(iOS 13.0, *) {
@@ -55,7 +66,10 @@ struct CalendarDisplayView: UIViewRepresentable {
     }
 
     func updateUIView(_ uiView: CalendarView, context: UIViewRepresentableContext<CalendarDisplayView>) {
-       context.coordinator.events = events
+        context.coordinator.events = events
+
+        calendar.set(type: type.calendarType, date: Date()) /// I've never used this library, so you might need to replace `Date()` with something else
+        calendar.reloadData()
    }
 
     func makeCoordinator() -> CalendarDisplayView.Coordinator {

Campus-iOS/Campus-iOS/Base.lproj/Localizable.strings

@@ -47,6 +47,9 @@
 "No Menu" = "No Menu";
 "List View" = "List View";
 "Jump to Today" = "Jump to Today";
+"GENERAL" = "GENERAL";
+"GET IN CONTACT" = "GET IN CONTACT";
+"Use build-in Web View" = "Web View benutzen";
 
 "animation showing the token activation" = "animation showing the token activation";
 "First 2 letters of TUM ID" = "First 2 letters of TUM ID";
@@ -72,3 +75,10 @@
 "2" = "2";
 "3" = "3";
 "Authorize Token" = "Authorize Token";
+
+// Calendar
+
+"Day" = "Day";
+"Week" = "Week";
+"Month" = "Month";
+"Year" = "Year";

Campus-iOS/Campus-iOS/de.lproj/Localizable.strings

@@ -47,7 +47,9 @@
 "No Menu" = "Kein Menü";
 "List View" = "Listenansicht";
 "Jump to Today" = "Zum heutigen Tag springen";
-
+"GENERAL" = "ALLGEMEIN";
+"GET IN CONTACT" = "KONTAKTIERE UNS";
+"Use build-in Web View" = "Web View benutzen";
 
 // Login.storybroad
 
@@ -67,3 +69,10 @@
 "2" = "2";
 "3" = "3";
 "Authorize Token" = "Token authorisieren";
+
+// Calendar
+
+"Day" = "Tag";
+"Week" = "Woche";
+"Month" = "Monat";
+"Year" = "Jahr";

Campus-iOS/Enums/Enums.swift

@@ -6,9 +6,34 @@
 //
 
 import Foundation
+import KVKCalendar
 
 enum SheetDestination {
     case none
     case loginSheet(model: Model)
     case profileSheet(model: Model)
 }
+
+enum TumCalendarTypes: String, CaseIterable {
+    case day = "Day"
+    case week = "Week"
+    case month = "Month"
+    case year = "Year"
+
+    var localizedString: String {
+        return NSLocalizedString(self.rawValue, comment: "")
+    }
+
+    var calendarType: CalendarType {
+        switch(self) {
+        case .day:
+            return CalendarType.day
+        case .week:
+            return CalendarType.week
+        case .month:
+            return CalendarType.month
+        case .year:
+            return CalendarType.year
+        }
+    }
+}

Campus-iOS/Extensions/Extensions.swift

@@ -9,6 +9,8 @@ import Foundation
 import Alamofire
 import CoreLocation
 import SWXMLHash
+import XMLCoder
+import SwiftUI
 
 extension Bundle {
     var version: String { infoDictionary?["CFBundleShortVersionString"] as? String ?? "1" }
@@ -140,3 +142,53 @@ extension DateFormatter {
 extension CLLocationCoordinate2D  {
     var location: CLLocation { CLLocation(latitude: latitude, longitude: longitude) }
 }
+
+extension UIColor {
+    static let tumBlue = UIColor(red: 0, green: 101/255, blue: 189/255, alpha: 1)
+}
+
+extension JSONDecoder.DateDecodingStrategy: DecodingStrategyProtocol { }
+
+extension XMLDecoder.DateDecodingStrategy: DecodingStrategyProtocol { }
+
+extension JSONDecoder: DecoderProtocol {
+    static var contentType: [String] { return ["application/json"] }
+    static func instantiate() -> Self {
+        //  infers the type of self from the calling context:
+        func helper<T>() -> T {
+            let decoder = JSONDecoder()
+            return decoder as! T
+        }
+        return helper()
+    }
+}
+
+extension XMLDecoder: DecoderProtocol {
+    static var contentType: [String] { return ["text/xml"] }
+    static func instantiate() -> Self {
+        // infers the type of self from the calling context
+        func helper<T>() -> T {
+            let decoder = XMLDecoder()
+            return decoder as! T
+        }
+        return helper()
+    }
+}
+
+extension View {
+    /// Applies the given transform according to condition.
+    /// - Parameters:
+    ///   - condition: The condition to evaluate.
+    ///   - transformT: The transform to apply to the source `View` if condition is true.
+    ///   - transformF: The transform to apply to the source `View` if condition is false.
+    /// - Returns: Modified `View` based on condition.
+    @ViewBuilder func `if`<Content: View>(_ condition: Bool, transformT: (Self) -> Content, transformF: ((Self) -> Content)? = nil) -> some View {
+        if condition {
+            transformT(self)
+        } else if let transform = transformF {
+            transform(self)
+        } else {
+            self
+        }
+    }
+}