Task 4 and 5

src/main/java/app/Config.java

@@ -2,13 +2,7 @@
 
 import api.GradeDataBase;
 import api.MongoGradeDataBase;
-import usecase.FormTeamUseCase;
-import usecase.GetAverageGradeUseCase;
-import usecase.GetGradeUseCase;
-import usecase.GetTopGradeUseCase;
-import usecase.JoinTeamUseCase;
-import usecase.LeaveTeamUseCase;
-import usecase.LogGradeUseCase;
+import usecase.*;
 
 /**
  * Config class to provide use cases with the necessary dependencies.
@@ -66,4 +60,8 @@ public GetAverageGradeUseCase getAverageGradeUseCase() {
     }
 
     // TODO Task 4: add code for the new GetTopGradeUseCase following the same pattern as the other use cases above.
+
+    public GetTopGradeUseCase getTopGradeUseCase() {return new GetTopGradeUseCase(gradeDataBase);}
+
+    public GetMinGradeUseCase getMinGradeUseCase() {return new GetMinGradeUseCase(gradeDataBase);}
 }

src/main/java/app/gui/Application.java

@@ -21,12 +21,7 @@
 import api.MongoGradeDataBase;
 import app.Config;
 import entity.Grade;
-import usecase.FormTeamUseCase;
-import usecase.GetAverageGradeUseCase;
-import usecase.GetGradeUseCase;
-import usecase.JoinTeamUseCase;
-import usecase.LeaveTeamUseCase;
-import usecase.LogGradeUseCase;
+import usecase.*;
 
 /**
  * GUI class to run the GUI for the Grade App.
@@ -55,6 +50,8 @@ public static void main(String[] args) {
         final JoinTeamUseCase joinTeamUseCase = config.joinTeamUseCase();
         final LeaveTeamUseCase leaveTeamUseCase = config.leaveTeamUseCase();
         final GetAverageGradeUseCase getAverageGradeUseCase = config.getAverageGradeUseCase();
+        final GetTopGradeUseCase getTopGradeUseCase = config.getTopGradeUseCase();
+        final GetMinGradeUseCase getMinGradeUseCase = config.getMinGradeUseCase();
 
         // this is the code that runs to set up our GUI
         SwingUtilities.invokeLater(() -> {
@@ -70,7 +67,7 @@ public static void main(String[] args) {
             final JPanel logGradeCard = createLogGradeCard(frame, logGradeUseCase);
             final JPanel formTeamCard = createFormTeamCard(frame, formTeamUseCase);
             final JPanel joinTeamCard = createJoinTeamCard(frame, joinTeamUseCase);
-            final JPanel manageTeamCard = createManageTeamCard(frame, leaveTeamUseCase, getAverageGradeUseCase);
+            final JPanel manageTeamCard = createManageTeamCard(frame, leaveTeamUseCase, getAverageGradeUseCase, getTopGradeUseCase, getMinGradeUseCase);
 
             cardPanel.add(defaultCard, "DefaultCard");
             cardPanel.add(getGradeCard, "GetGradeCard");
@@ -321,16 +318,20 @@ public void actionPerformed(ActionEvent e) {
         return theCard;
     }
 
-    // TODO Task 4: modify this method so that it takes in a getTopGradeUseCase
-    //              Note: this will require you to update the code that calls this method.
+//     TODO Task 4: modify this method so that it takes in a getTopGradeUseCase
+//                  Note: this will require you to update the code that calls this method.
     private static JPanel createManageTeamCard(JFrame jFrame, LeaveTeamUseCase leaveTeamUseCase,
-                                               GetAverageGradeUseCase getAverageGradeUseCase) {
+                                               GetAverageGradeUseCase getAverageGradeUseCase,
+                                               GetTopGradeUseCase getTopGradeUseCase,
+                                               GetMinGradeUseCase getMinGradeUseCase) {
         final JPanel theCard = new JPanel();
         theCard.setLayout(new GridLayout(ROWS, COLS));
         final JTextField courseField = new JTextField(20);
         // make a separate line.
         final JButton getAverageButton = new JButton("Get Average Grade");
         // TODO Task 4: Add another button for "Get Top Grade" (check the getAverageButton for example)
+        final JButton getTopGradeButton = new JButton("Get Top Grade");
+        final JButton getMinGradeButton = new JButton("Get Minimum Grade");
 
         final JButton leaveTeamButton = new JButton("Leave Team");
         final JLabel resultLabel = new JLabel();
@@ -358,6 +359,37 @@ public void actionPerformed(ActionEvent e) {
 
         // TODO Task 4: Add action listener for getTopGrade button, follow example of getAverageButton
 
+        getTopGradeButton.addActionListener(new ActionListener() {
+            public void actionPerformed(ActionEvent e) {
+                final String course = courseField.getText();
+
+                try {
+                    final float max = getTopGradeUseCase.getTopGrade(course);
+                    JOptionPane.showMessageDialog(jFrame, "Top Grade: " + max);
+                    courseField.setText("");
+                }
+                catch (JSONException ex) {
+                    JOptionPane.showMessageDialog(jFrame, ex.getMessage());
+                }
+
+            }
+        });
+
+        getMinGradeButton.addActionListener(new ActionListener() {
+            public void actionPerformed(ActionEvent e) {
+                final String course = courseField.getText();
+
+                try {
+                    final float min = getTopGradeUseCase.getTopGrade(course);
+                    JOptionPane.showMessageDialog(jFrame, "Top Grade: " + min);
+                    courseField.setText("");
+                }
+                catch (JSONException ex) {
+                    JOptionPane.showMessageDialog(jFrame, ex.getMessage());
+                }
+            }
+        });
+
         leaveTeamButton.addActionListener(new ActionListener() {
             /**
              * Invoked when an action occurs.
@@ -380,6 +412,8 @@ public void actionPerformed(ActionEvent e) {
         theCard.add(courseField);
         theCard.add(getAverageButton);
         theCard.add(leaveTeamButton);
+        theCard.add(getTopGradeButton);
+        theCard.add(getMinGradeButton);
         theCard.add(resultLabel);
         return theCard;
 

src/main/java/example/GetToken.java

@@ -1,4 +1,5 @@
 package example;
+import java.io.IOException;
 
 /**
  * Class for getting your Grade API token.
@@ -9,13 +10,13 @@ public class GetToken {
      * Run to get your token after you complete the code.
      * @param args unused arguments
      */
-    public static void main(String[] args) {
+    public static void main(String[] args) throws IOException {
         GetExample example = new GetExample();
 
         String gradeAPISignUpURL = "https://grade-apis.panchen.ca/signUp";
         // TODO Task 1: use the run method to get your Grade API token (or obtain your token through a web browser).
         String response = "";
-        // response = example.run( ...)
+//         response = example.run(gradeAPISignUpURL);
         System.out.println(response);
     }
 }

src/main/java/usecase/GetMinGradeUseCase.java

@@ -0,0 +1,43 @@
+package usecase;
+
+import api.GradeDataBase;
+import entity.Grade;
+import entity.Team;
+
+/**
+ * GetMinGradeUseCase class.
+ */
+public final class GetMinGradeUseCase {
+    private final GradeDataBase gradeDataBase;
+
+    public GetMinGradeUseCase(GradeDataBase gradeDataBase) {
+        this.gradeDataBase = gradeDataBase;
+    }
+
+    /**
+     * Get the lowest grade for a course across your team.
+     * @param course The course.
+     * @return The top grade.
+     */
+    public float getMinGrade(String course) {
+        // Call the API to get the usernames of all your team members
+        float min = 99999;
+        final Team team = gradeDataBase.getMyTeam();
+        // Call the API to get all the grades for the course for all your team members
+        for (String username : team.getMembers()) {
+            // Call the API to get the grade for the course for the username
+            final Grade[] grades = gradeDataBase.getGrades(username);
+            for (Grade grade : grades) {
+
+                if (grade.getCourse().equals(course)) {
+                    // Sum all the grades
+                    if (grade.getGrade() < min) {
+                        min = grade.getGrade();
+                    }
+                }
+            }
+        }
+        return min;
+    }
+}
+