refactor!: use endTime as limit for count up mode

Author: javier-godoy

src/main/java/com/flowingcode/vaadin/addons/simpletimer/SimpleTimer.java

@@ -62,7 +62,7 @@ public SimpleTimer(final Number startTime) {
   }
 
   /**
-   * Sets the start time
+   * Sets the start time, for countdown mode.
    *
    * @param startTime value in seconds for the start time
    */
@@ -72,6 +72,16 @@ public void setStartTime(final Number startTime) {
     reset();
   }
 
+  /**
+   * Sets the end time, for countup mode.
+   *
+   * @param endTime value in seconds for the end time
+   */
+  public void setEndTime(final Number endTime) {
+    getElement().setProperty("endTime", endTime.doubleValue());
+    reset();
+  }
+
   /**
    * Changes the behavior to count up or down Default is false for count down
    *
@@ -168,7 +178,7 @@ public CompletableFuture<BigDecimal> getCurrentTimeAsync() {
 
   /**
    * Adds a property change listener for the {@code currentTime} property
-   * 
+   *
    * @param listener the property change listener
    * @param period the minimum period between listener invocations, or 0 to disable throttling
    * @param periodUnit time duration of throttling period

src/main/resources/META-INF/frontend/simple-timer/simple-timer.js

@@ -48,6 +48,13 @@ Polymer({
           value: 60
         },
         /**
+        * End time for the timer in seconds
+        */
+        endTime: {
+          type: Number,
+          value: 0
+        },
+        /**
         * Current time of the timer, in seconds
         */
         currentTime: {
@@ -124,16 +131,18 @@ Polymer({
         } else {
           this.set('currentTime', this.startTime);
         }
+        this.set('_formattedTime', this._formatTime(this.currentTime.toString()));
       },
 
       start: function() {
         if ((this.currentTime <= 0 && !this.countUp) 
-            || (this.currentTime >= this.startTime && this.countUp) ) {
+            || (this.currentTime >= this.endTime && this.countUp) ) {
           // timer is over
-          this.currentTime = this.countUp ? this.startTime : 0;
+          this.currentTime = this.countUp ? this.endTime : 0;
+          this._formattedTime = this._formatTime(this.currentTime);
         }
 
-        if (!this.startTime || this.isRunning) {
+        if (this.countUp && !this.endTime || !this.countUp && !this.startTime || this.isRunning) {
           this.pause();
           return;
         }
@@ -151,9 +160,10 @@ Polymer({
           return;
         }
         if ((this.currentTime <= 0 && !this.countUp) 
-            || (this.currentTime >= this.startTime && this.countUp) ) {
+            || (this.currentTime >= this.endTime && this.countUp) ) {
           // timer is over
-          this.currentTime = this.countUp ? this.startTime : 0;
+          this.currentTime = this.countUp ? this.endTime : 0;
+          this._formattedTime = this._formatTime(this.currentTime);
           this.pause();
           this.fire('simple-timer-end');
           return;

src/test/java/com/flowingcode/vaadin/addons/simpletimer/SimpletimerDemo.java

@@ -19,7 +19,6 @@
  */
 package com.flowingcode.vaadin.addons.simpletimer;
 
-import java.math.BigDecimal;
 import com.flowingcode.vaadin.addons.demo.DemoSource;
 import com.vaadin.flow.component.button.Button;
 import com.vaadin.flow.component.checkbox.Checkbox;
@@ -32,6 +31,7 @@
 import com.vaadin.flow.component.textfield.TextField;
 import com.vaadin.flow.router.PageTitle;
 import com.vaadin.flow.router.Route;
+import java.math.BigDecimal;
 
 @SuppressWarnings("serial")
 @PageTitle("Simple Timer Demo")
@@ -40,7 +40,7 @@
 public class SimpletimerDemo extends Div {
 
   public SimpletimerDemo() {
-    this.setSizeFull();
+    setSizeFull();
     final SimpleTimer timer = new SimpleTimer();
     timer.setWidth("100px");
     timer.setHeight("50px");
@@ -49,7 +49,10 @@ public SimpletimerDemo() {
     Span timerTitle = new Span("Simple Count Up Timer");
 
     final TextField startTime =
-        new TextField("Start Time", e -> timer.setStartTime(new BigDecimal(e.getValue())));
+        new TextField("Start Time", e -> {
+          timer.setStartTime(new BigDecimal(e.getValue()));
+          timer.setEndTime(new BigDecimal(e.getValue()));
+        });
     final Checkbox countUp = new Checkbox("Count Up", false);
     countUp.addValueChangeListener(
         e -> {
@@ -91,7 +94,9 @@ public SimpletimerDemo() {
         new Checkbox(
             "Visible",
             e -> {
-              if (e.isFromClient()) timer.setVisible(!timer.isVisible());
+              if (e.isFromClient()) {
+                timer.setVisible(!timer.isVisible());
+              }
             });
     visible.setValue(true);