Hearthstone Assessment - Maxim Berezhnoy

.gitignore

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+.idea
+xcuserdata/
+

HearthstoneHelper/HearthstoneHelper.xcodeproj/project.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist

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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>IDEDidComputeMac32BitWarning</key>
+	<true/>
+</dict>
+</plist>

HearthstoneHelper/HearthstoneHelper.xcodeproj/xcuserdata/maxim.xcuserdatad/xcschemes/xcschememanagement.plist

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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>SchemeUserState</key>
+	<dict>
+		<key>HearthstoneHelper.xcscheme</key>
+		<dict>
+			<key>orderHint</key>
+			<integer>0</integer>
+		</dict>
+		<key>All in DetailsInteractorTests.swift.xcscheme</key>
+		<dict>
+			<key>isShown</key>
+			<false />
+			<key>orderHint</key>
+			<integer>1</integer>
+		</dict>
+		<key>All in LocalCollectionRetrieverTests.swift.xcscheme</key>
+		<dict>
+			<key>isShown</key>
+			<false />
+			<key>orderHint</key>
+			<integer>2</integer>
+		</dict>
+		<key>All in CollectionServiceTests.swift.xcscheme</key>
+		<dict>
+			<key>isShown</key>
+			<false />
+			<key>orderHint</key>
+			<integer>3</integer>
+		</dict>
+		<key>All in ImageServiceTests.swift.xcscheme</key>
+		<dict>
+			<key>isShown</key>
+			<false />
+			<key>orderHint</key>
+			<integer>4</integer>
+		</dict>
+		<key>All in MetadataServiceTests.swift.xcscheme</key>
+		<dict>
+			<key>isShown</key>
+			<false />
+			<key>orderHint</key>
+			<integer>5</integer>
+		</dict>
+	</dict>
+</dict>
+</plist>

HearthstoneHelper/HearthstoneHelper/AppDelegate.swift

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+//
+// Created by Maxim Berezhnoy on 12/12/2019.
+// Licensed under the MIT license
+//
+// Copyright (c) 2019 rencevio. All rights reserved.
+
+import UIKit
+
+@UIApplicationMain
+class AppDelegate: UIResponder, UIApplicationDelegate {
+    var window: UIWindow?
+    let dependencies = RootDependencies()
+
+    func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?) -> Bool {
+        let collectionViewController = dependencies.createCollectionViewController()
+
+        let navigationController = UINavigationController(rootViewController: collectionViewController.asViewController)
+
+        window = UIWindow(frame: UIScreen.main.bounds)
+        window?.rootViewController = navigationController
+        window?.makeKeyAndVisible()
+        return true
+    }
+}
+

HearthstoneHelper/HearthstoneHelper/Network/HttpClient.swift

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+//
+// Created by Maxim Berezhnoy on 15/12/2019.
+// Licensed under the MIT license
+//
+// Copyright (c) 2019 rencevio. All rights reserved.
+
+import Foundation
+
+protocol HttpCommunicator {
+    @discardableResult
+    func get(url: URL, completion: @escaping Http.TaskCompletion) -> Cancelable
+}
+
+enum Http {
+    typealias TaskCompletion = (Result<Data, RequestError>) -> Void
+
+    private typealias URLSessionTaskCompletion = (Data?, URLResponse?, Error?) -> Void
+
+    enum RequestError: Error {
+        case noData
+        case httpError(Error)
+    }
+
+    final class Client: HttpCommunicator {
+        private let urlSession: URLSession
+
+        init() {
+            urlSession = URLSession.shared
+        }
+
+        @discardableResult
+        func get(url: URL, completion: @escaping TaskCompletion) -> Cancelable {
+            let task = Task(urlTaskFactory: { sessionTaskCompletion in
+                urlSession.dataTask(with: url, completionHandler: sessionTaskCompletion)
+            }, completion: completion)
+
+            task.start()
+
+            return task
+        }
+    }
+
+    private class Task: Cancelable {
+        private let urlSessionTask: URLSessionDataTask
+
+        init(urlTaskFactory: (@escaping URLSessionTaskCompletion) -> URLSessionDataTask,
+             completion: @escaping TaskCompletion) {
+            self.urlSessionTask = urlTaskFactory { data, _, error in
+                guard let data = data else {
+                    if let error = error {
+                        completion(.failure(.httpError(error)))
+                    } else {
+                        completion(.failure(.noData))
+                    }
+
+                    return
+                }
+
+                completion(.success(data))
+            }
+        }
+
+        func start() {
+            assert(urlSessionTask.state == .suspended)
+            urlSessionTask.resume()
+        }
+
+        func cancel() {
+            urlSessionTask.cancel()
+        }
+    }
+}

HearthstoneHelper/HearthstoneHelper/Resources/Assets.xcassets/AppIcon.appiconset/Contents.json

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+{
+  "images" : [
+    {
+      "idiom" : "iphone",
+      "size" : "20x20",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "iphone",
+      "size" : "20x20",
+      "scale" : "3x"
+    },
+    {
+      "idiom" : "iphone",
+      "size" : "29x29",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "iphone",
+      "size" : "29x29",
+      "scale" : "3x"
+    },
+    {
+      "idiom" : "iphone",
+      "size" : "40x40",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "iphone",
+      "size" : "40x40",
+      "scale" : "3x"
+    },
+    {
+      "idiom" : "iphone",
+      "size" : "60x60",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "iphone",
+      "size" : "60x60",
+      "scale" : "3x"
+    },
+    {
+      "idiom" : "ipad",
+      "size" : "20x20",
+      "scale" : "1x"
+    },
+    {
+      "idiom" : "ipad",
+      "size" : "20x20",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "ipad",
+      "size" : "29x29",
+      "scale" : "1x"
+    },
+    {
+      "idiom" : "ipad",
+      "size" : "29x29",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "ipad",
+      "size" : "40x40",
+      "scale" : "1x"
+    },
+    {
+      "idiom" : "ipad",
+      "size" : "40x40",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "ipad",
+      "size" : "76x76",
+      "scale" : "1x"
+    },
+    {
+      "idiom" : "ipad",
+      "size" : "76x76",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "ipad",
+      "size" : "83.5x83.5",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "ios-marketing",
+      "size" : "1024x1024",
+      "scale" : "1x"
+    }
+  ],
+  "info" : {
+    "version" : 1,
+    "author" : "xcode"
+  }
+}

HearthstoneHelper/HearthstoneHelper/Resources/Assets.xcassets/Contents.json

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+{
+  "info" : {
+    "version" : 1,
+    "author" : "xcode"
+  }
+}

HearthstoneHelper/HearthstoneHelper/Resources/Base.lproj/LaunchScreen.storyboard

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+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="13122.16" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" launchScreen="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES" initialViewController="01J-lp-oVM">
+    <dependencies>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="13104.12"/>
+        <capability name="Safe area layout guides" minToolsVersion="9.0"/>
+        <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
+    </dependencies>
+    <scenes>
+        <!--View Controller-->
+        <scene sceneID="EHf-IW-A2E">
+            <objects>
+                <viewController id="01J-lp-oVM" sceneMemberID="viewController">
+                    <view key="view" contentMode="scaleToFill" id="Ze5-6b-2t3">
+                        <rect key="frame" x="0.0" y="0.0" width="375" height="667"/>
+                        <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
+                        <color key="backgroundColor" xcode11CocoaTouchSystemColor="systemBackgroundColor" cocoaTouchSystemColor="whiteColor"/>
+                        <viewLayoutGuide key="safeArea" id="6Tk-OE-BBY"/>
+                    </view>
+                </viewController>
+                <placeholder placeholderIdentifier="IBFirstResponder" id="iYj-Kq-Ea1" userLabel="First Responder" sceneMemberID="firstResponder"/>
+            </objects>
+            <point key="canvasLocation" x="53" y="375"/>
+        </scene>
+    </scenes>
+</document>

HearthstoneHelper/HearthstoneHelper/Resources/Info.plist

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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>CFBundleDevelopmentRegion</key>
+	<string>$(DEVELOPMENT_LANGUAGE)</string>
+	<key>CFBundleExecutable</key>
+	<string>$(EXECUTABLE_NAME)</string>
+	<key>CFBundleIdentifier</key>
+	<string>$(PRODUCT_BUNDLE_IDENTIFIER)</string>
+	<key>CFBundleInfoDictionaryVersion</key>
+	<string>6.0</string>
+	<key>CFBundleName</key>
+	<string>$(PRODUCT_NAME)</string>
+	<key>CFBundlePackageType</key>
+	<string>$(PRODUCT_BUNDLE_PACKAGE_TYPE)</string>
+	<key>CFBundleShortVersionString</key>
+	<string>1.0</string>
+	<key>CFBundleVersion</key>
+	<string>1</string>
+	<key>LSRequiresIPhoneOS</key>
+	<true/>
+	<key>NSAppTransportSecurity</key>
+	<dict>
+		<key>NSAllowsArbitraryLoads</key>
+		<true/>
+	</dict>
+	<key>UILaunchStoryboardName</key>
+	<string>LaunchScreen</string>
+	<key>UIRequiredDeviceCapabilities</key>
+	<array>
+		<string>armv7</string>
+	</array>
+	<key>UISupportedInterfaceOrientations</key>
+	<array>
+		<string>UIInterfaceOrientationPortrait</string>
+		<string>UIInterfaceOrientationLandscapeLeft</string>
+		<string>UIInterfaceOrientationLandscapeRight</string>
+	</array>
+	<key>UISupportedInterfaceOrientations~ipad</key>
+	<array>
+		<string>UIInterfaceOrientationPortrait</string>
+		<string>UIInterfaceOrientationPortraitUpsideDown</string>
+		<string>UIInterfaceOrientationLandscapeLeft</string>
+		<string>UIInterfaceOrientationLandscapeRight</string>
+	</array>
+</dict>
+</plist>

HearthstoneHelper/HearthstoneHelper/RootDependencies.swift

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+//
+// Created by Maxim Berezhnoy on 12/12/2019.
+// Licensed under the MIT license
+//
+// Copyright (c) 2019 rencevio. All rights reserved.
+
+import struct Foundation.Data
+
+final class RootDependencies {
+    let imageService: ImageProviding
+    let metadataService: MetadataProviding
+
+    init() {
+        let imageServiceFactory = ImageServiceFactory()
+        imageService = imageServiceFactory.create()
+
+        let metadataServiceFactory = MetadataServiceFactory()
+        metadataService = metadataServiceFactory.create()
+    }
+
+    func createCollectionViewController() -> CollectionDisplaying {
+        let collectionServiceFactory = CollectionServiceFactory()
+        let cardCellFactory = CardCellFactory()
+        let detailsFactory = DetailsFactory(imageService: imageService, metadataService: metadataService)
+
+        let collectionFactory = CollectionFactory(
+                cardCellFactory: cardCellFactory,
+                collectionServiceFactory: collectionServiceFactory,
+                detailsFactory: detailsFactory
+        )
+
+        return collectionFactory.createCollectionViewController(
+                imageService: imageService,
+                metadataService: metadataService)
+    }
+}