Implement TimerComponent

GoldWars/GoldWars.xcodeproj/project.pbxproj

@@ -17,6 +17,7 @@
 		11036113244B3E30008610AF /* MenuScene.swift in Sources */ = {isa = PBXBuildFile; fileRef = 11036112244B3E30008610AF /* MenuScene.swift */; };
 		116060F7245C57D2004E5A36 /* EntityManager.swift in Sources */ = {isa = PBXBuildFile; fileRef = 116060F6245C57D2004E5A36 /* EntityManager.swift */; };
 		11738A3B24508F68004426F1 /* Unit.swift in Sources */ = {isa = PBXBuildFile; fileRef = 11738A3A24508F68004426F1 /* Unit.swift */; };
+		2086465C2461B66200817C23 /* TimerComponent.swift in Sources */ = {isa = PBXBuildFile; fileRef = 2086465B2461B66200817C23 /* TimerComponent.swift */; };
 		3EBD242C245D8044003CECE7 /* GameCenterHelper.swift in Sources */ = {isa = PBXBuildFile; fileRef = 3EBD242B245D8044003CECE7 /* GameCenterHelper.swift */; };
 		3EBD242E245D9332003CECE7 /* Team.swift in Sources */ = {isa = PBXBuildFile; fileRef = 3EBD242D245D9332003CECE7 /* Team.swift */; };
 		9E04AFAF245E2B73002D5CFC /* AttackActionComponent.swift in Sources */ = {isa = PBXBuildFile; fileRef = 9E04AFAE245E2B73002D5CFC /* AttackActionComponent.swift */; };
@@ -70,6 +71,7 @@
 		11036112244B3E30008610AF /* MenuScene.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = MenuScene.swift; sourceTree = "<group>"; };
 		116060F6245C57D2004E5A36 /* EntityManager.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = EntityManager.swift; sourceTree = "<group>"; };
 		11738A3A24508F68004426F1 /* Unit.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = Unit.swift; sourceTree = "<group>"; };
+		2086465B2461B66200817C23 /* TimerComponent.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = TimerComponent.swift; sourceTree = "<group>"; };
 		3EBD242B245D8044003CECE7 /* GameCenterHelper.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = GameCenterHelper.swift; sourceTree = "<group>"; };
 		3EBD242D245D9332003CECE7 /* Team.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Team.swift; sourceTree = "<group>"; };
 		9E04AFAE245E2B73002D5CFC /* AttackActionComponent.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AttackActionComponent.swift; sourceTree = "<group>"; };
@@ -182,6 +184,7 @@
 				9E174C85245DD91500209FF0 /* ButtonComponent.swift */,
 				9E174C87245DF1FF00209FF0 /* BackgroundComponent.swift */,
 				9E04AFAE245E2B73002D5CFC /* AttackActionComponent.swift */,
+				2086465B2461B66200817C23 /* TimerComponent.swift */,
 			);
 			path = Components;
 			sourceTree = "<group>";
@@ -382,6 +385,7 @@
 				9E174C82245DD81D00209FF0 /* ButtonNode.swift in Sources */,
 				9E174C84245DD8CE00209FF0 /* Button.swift in Sources */,
 				110360DB244B101A008610AF /* GameViewController.swift in Sources */,
+				2086465C2461B66200817C23 /* TimerComponent.swift in Sources */,
 				110360D3244B101A008610AF /* AppDelegate.swift in Sources */,
 				9EC86B9F245C88A300796EF3 /* Modal.swift in Sources */,
 				9E78ACC2245CC9EE00526FF7 /* DefBoostSkillComponent.swift in Sources */,

GoldWars/GoldWars/Components/TimerComponent.swift

@@ -0,0 +1,48 @@
+//
+//  TimerComponent.swift
+//  GoldWars
+//
+//  Created by Daniel Steckert on 05.05.20.
+//  Copyright © 2020 SP2. All rights reserved.
+//
+
+import GameplayKit
+
+class TimerComponent: GKComponent {
+
+    let labelNode    :SKLabelNode
+    var endTime      :Date!
+
+     init(text: String, anchorPoint: CGPoint, duration: TimeInterval) {
+        self.labelNode = SKLabelNode(text: text)
+        self.labelNode.fontColor = UIColor.black
+        self.labelNode.fontSize = CGFloat(45)
+        self.labelNode.position = CGPoint(x: anchorPoint.x, y: anchorPoint.y - 15)
+        super.init()
+        startWithDuration(duration: duration)
+    }
+    
+    func startWithDuration(duration: TimeInterval){
+        endTime = Date().addingTimeInterval(duration)
+    }
+    
+    func timeLeft() -> String {
+        let remainingSeconds =  endTime.timeIntervalSince(Date())
+        let timeLeft = (secondsToMinutesSeconds( seconds: Int(remainingSeconds)))
+        return String(timeLeft.0) + ":" + String(timeLeft.1)
+    }
+    
+    func secondsToMinutesSeconds (seconds : Int) -> (Int, Int) {
+        return ((seconds % 3600) / 60, (seconds % 3600) % 60)
+    }
+    
+    func update() {
+        self.labelNode.text = timeLeft()
+    }
+    
+    required init?(coder: NSCoder) {
+        fatalError("init(coder:) has not been implemented")
+    }
+
+}
+

GoldWars/GoldWars/Entities/EntityManager.swift

@@ -50,6 +50,9 @@ class EntityManager {
 			scene.addChild(skill.shapeNode)
 			scene.addChild(skill.labelNode)
 		}
+        if let timer = entity.component(ofType: TimerComponent.self) {
+            scene.addChild(timer.labelNode)
+        }
         if let buttonNode = entity.component(ofType: ButtonComponent.self)?.buttonNode {
             scene.addChild(buttonNode)
         }
@@ -104,4 +107,8 @@ class EntityManager {
     func getButtonByName(buttonName:String) -> Button{
         return entities.filter{$0 is Button && ($0 as! Button).name == buttonName }[0] as! Button
     }
+    
+    func getHUD() -> GKEntity? {
+        return entities.filter{$0 is HUD}[0]
+    }
 }

GoldWars/GoldWars/Entities/HUD.swift

@@ -25,7 +25,9 @@ class HUD: GKEntity {
 		addComponent(DefBoostSkillComponent(text: "Def",
 										 texture: nil,
 										 anchorPoint: CGPoint(x: size.width * 0.95, y: size.height * 0.1)))
-
+        
+        addComponent(TimerComponent(text: "00:00",
+                                           anchorPoint: CGPoint(x: size.width * 0.5, y: size.height * 0.9), duration: 15 * 60))
 	}
 
 	required init?(coder: NSCoder) {

GoldWars/GoldWars/Scenes/GameScene.swift

@@ -115,5 +115,6 @@ class GameScene: SKScene{
     
     override func update(_ currentTime: TimeInterval) {
         entityManager.getBackground()?.update(deltaTime: currentTime)
+        entityManager.getHUD()?.component(ofType: TimerComponent.self)?.update()
     }
 }