Add basic UI for compare function

src/main/java/seedu/address/logic/commands/CompareCommand.java

@@ -7,8 +7,8 @@
 import seedu.address.commons.core.index.Index;
 import seedu.address.logic.commands.exceptions.CommandException;
 import seedu.address.model.Model;
-import seedu.address.model.person.Gpa;
 import seedu.address.model.person.Person;
+import seedu.address.ui.CompareWindow;
 
 
 /**
@@ -42,7 +42,6 @@
 
     @Override
     public CommandResult execute(Model model) throws CommandException {
-        String compareMessage;
         requireNonNull(model);
         List<Person> lastShownList = model.getFilteredPersonList();
 
@@ -55,21 +54,10 @@
             Person personToCompare1 = lastShownList.get(index1.getZeroBased());
             Person personToCompare2 = lastShownList.get(index2.getZeroBased());
 
-            model.updateFilteredPersonList(person -> person.equals(personToCompare1)
-                    || person.equals(personToCompare2));
+            new CompareWindow(personToCompare1, personToCompare2).show();
 
-            Gpa gpa1 = personToCompare1.getGpa();
-            Gpa gpa2 = personToCompare2.getGpa();
+            return new CommandResult("Comparison successful! ");
 
-            if (gpa1.compareTo(gpa2) == 0) {
-                compareMessage = "They have the same GPA, do look out for other criteria!";
-            } else if (gpa1.compareTo(gpa2) > 0) {
-                compareMessage = personToCompare1.getName() + " has a higher GPA!";
-            } else {
-                compareMessage = personToCompare2.getName() + " has a higher GPA!";
-            }
-
-            return new CommandResult("Comparison successful! " + compareMessage);
         } catch (IndexOutOfBoundsException e) {
             throw new CommandException("Error: One or both of the specified applicants"
                     + " were not found in the list.");

src/main/java/seedu/address/ui/CompareWindow.java

@@ -0,0 +1,81 @@
+package seedu.address.ui;
+
+import java.io.IOException;
+
+import javafx.fxml.FXML;
+import javafx.fxml.FXMLLoader;
+import javafx.scene.Scene;
+import javafx.scene.control.Label;
+import javafx.scene.shape.Rectangle;
+import javafx.stage.Stage;
+import seedu.address.MainApp;
+import seedu.address.model.person.Gpa;
+import seedu.address.model.person.Person;
+
+/**
+ * The Compare Pop-up Window. Provides a separate JavaFX stage when a "compare" command is inputted.
+ * This window is used to display and compare the details of two applicants,
+ * including student number, name, and their relevant achievements.
+ */
+public class CompareWindow extends Stage {
+    @FXML
+    private Label person1StuNum;
+    @FXML
+    private Label person2StuNum;
+    @FXML
+    private Label person1Name;
+    @FXML
+    private Label person1Gpa;
+    @FXML
+    private Label person2Name;
+    @FXML
+    private Label person2Gpa;
+    @FXML
+    private Label nameLabel;
+    @FXML
+    private Label gpaLabel;
+    @FXML
+    private Rectangle gpa1Highlight;
+    @FXML
+    private Rectangle gpa2Highlight;
+
+    /**
+     * Creates a new instance of the CompareWindow with information about two persons to be compared.
+     *
+     * @param person1 The first person for comparison.
+     * @param person2 The second person for comparison.
+     */
+    public CompareWindow(Person person1, Person person2) {
+        FXMLLoader fxmlLoader = new FXMLLoader(MainApp.class.getResource("/view/CompareWindow.fxml"));
+        fxmlLoader.setController(this);
+        try {
+            fxmlLoader.load();
+        } catch (IOException e) {
+            throw new RuntimeException(e);
+        }
+
+        setTitle("Comparison Result");
+
+        Gpa gpa1 = person1.getGpa();
+        Gpa gpa2 = person2.getGpa();
+
+        person1StuNum.setText(person1.getStudentNumber().toString());
+        person1Name.setText(person1.getName().toString());
+        person1Gpa.setText(gpa1.toString());
+
+        person2StuNum.setText(person2.getStudentNumber().toString());
+        person2Name.setText(person2.getName().toString());
+        person2Gpa.setText(gpa2.toString());
+
+        if (gpa1.compareTo(gpa2) > 0) {
+            gpa1Highlight.setOpacity(0.33);
+        } else if (gpa1.compareTo(gpa2) < 0) {
+            gpa2Highlight.setOpacity(0.33);
+        }
+
+        Scene scene = new Scene(fxmlLoader.getRoot());
+        setWidth(900);
+        setHeight(600);
+        setScene(scene);
+    }
+}

src/main/resources/view/CompareWindow.fxml

@@ -0,0 +1,42 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<?import javafx.geometry.Insets?>
+<?import javafx.scene.control.Label?>
+<?import javafx.scene.layout.ColumnConstraints?>
+<?import javafx.scene.layout.GridPane?>
+<?import javafx.scene.layout.RowConstraints?>
+<?import javafx.scene.shape.Rectangle?>
+
+<GridPane alignment="CENTER" gridLinesVisible="true" hgap="10.0" style="-fx-background-color: #616B6f;" vgap="10" xmlns="http://javafx.com/javafx/20.0.1" xmlns:fx="http://javafx.com/fxml/1">
+    <padding>
+        <Insets bottom="100.0" left="100.0" right="100.0" top="100.0" />
+    </padding>
+    <Label fx:id="person1Name" alignment="CENTER" contentDisplay="CENTER" prefHeight="17.0" prefWidth="80.0" textAlignment="CENTER" textFill="WHITE" GridPane.rowIndex="1" />
+    <Label fx:id="nameLabel" alignment="CENTER" prefWidth="40.0" text="Name" textAlignment="CENTER" textFill="WHITE" GridPane.columnIndex="1" GridPane.halignment="CENTER" GridPane.rowIndex="1" />
+    <Label fx:id="person2Name" alignment="CENTER" contentDisplay="CENTER" prefHeight="17.0" prefWidth="81.0" textAlignment="CENTER" textFill="WHITE" GridPane.columnIndex="2" GridPane.rowIndex="1" />
+    <Label fx:id="person1Gpa" alignment="CENTER" contentDisplay="CENTER" prefHeight="17.0" prefWidth="79.0" textAlignment="CENTER" textFill="WHITE" GridPane.rowIndex="2" />
+    <Label fx:id="gpaLabel" text="GPA" textFill="WHITE" GridPane.columnIndex="1" GridPane.halignment="CENTER" GridPane.rowIndex="2" />
+    <Label fx:id="person2Gpa" alignment="CENTER" contentDisplay="CENTER" prefHeight="17.0" prefWidth="79.0" textAlignment="CENTER" textFill="WHITE" GridPane.columnIndex="2" GridPane.rowIndex="2" />
+   <Label fx:id="stuNumLabel" alignment="CENTER" contentDisplay="CENTER" prefHeight="17.0" prefWidth="101.0" text="Student No." textAlignment="CENTER" textFill="WHITE" GridPane.columnIndex="1" />
+   <Label fx:id="interviewScoreLabel" alignment="CENTER" contentDisplay="CENTER" prefHeight="17.0" prefWidth="105.0" text="Interview Score" textAlignment="CENTER" textFill="WHITE" GridPane.columnIndex="1" GridPane.rowIndex="3" />
+   <Label fx:id="moduleGradeLabel" alignment="CENTER" contentDisplay="CENTER" prefHeight="17.0" prefWidth="105.0" text="Module Grade" textAlignment="CENTER" textFill="WHITE" GridPane.columnIndex="1" GridPane.rowIndex="4" />
+   <Label fx:id="ccaNumberLabel" alignment="CENTER" contentDisplay="CENTER" prefHeight="17.0" prefWidth="105.0" text="CCA Number" textAlignment="CENTER" textFill="WHITE" GridPane.columnIndex="1" GridPane.rowIndex="5" />
+   <Rectangle fx:id="gpa1Highlight" arcHeight="5.0" arcWidth="5.0" fill="#ffe100" height="25.0" opacity="0.0" stroke="WHITE" strokeType="INSIDE" width="80.0" GridPane.rowIndex="2" />
+   <Rectangle fx:id="gpa2Highlight" arcHeight="5.0" arcWidth="5.0" fill="#ffe100" height="25.0" opacity="0.0" stroke="WHITE" strokeType="INSIDE" width="80.0" GridPane.columnIndex="2" GridPane.rowIndex="2" />
+   <Label fx:id="person1StuNum" alignment="CENTER" prefHeight="17.0" prefWidth="79.0" textAlignment="CENTER" textFill="WHITE" />
+   <Label fx:id="person2StuNum" alignment="CENTER" prefHeight="17.0" prefWidth="79.0" textAlignment="CENTER" textFill="WHITE" GridPane.columnIndex="2" />
+   <columnConstraints>
+      <ColumnConstraints prefWidth="80.0" />
+      <ColumnConstraints prefWidth="100.0" />
+      <ColumnConstraints prefWidth="80.0" />
+   </columnConstraints>
+   <rowConstraints>
+      <RowConstraints prefHeight="25.0" />
+      <RowConstraints maxHeight="66.00002034505209" minHeight="15.333333333333343" prefHeight="25.0" />
+      <RowConstraints maxHeight="66.00002034505209" minHeight="10.666656494140625" prefHeight="25.0" />
+      <RowConstraints maxHeight="66.00002034505209" minHeight="15.333333333333343" prefHeight="25.0" />
+      <RowConstraints maxHeight="66.00002034505209" minHeight="15.333333333333343" prefHeight="25.0" />
+      <RowConstraints maxHeight="66.00002034505209" minHeight="15.333333333333343" prefHeight="25.0" />
+      <RowConstraints maxHeight="60.0" minHeight="9.33331298828125" prefHeight="50.0" />
+   </rowConstraints>
+</GridPane>