Accelerate with copilot

requirements.txt

@@ -1,4 +1,5 @@
 fastapi
 uvicorn
 httpx
-watchfiles
+watchfiles
+pytest

src/app.py

@@ -38,6 +38,42 @@
         "schedule": "Mondays, Wednesdays, Fridays, 2:00 PM - 3:00 PM",
         "max_participants": 30,
         "participants": ["john@mergington.edu", "olivia@mergington.edu"]
+    },
+    "Basketball Team": {
+        "description": "Practice and compete in basketball games",
+        "schedule": "Tuesdays and Thursdays, 4:00 PM - 6:00 PM",
+        "max_participants": 15,
+        "participants": []
+    },
+    "Soccer Club": {
+        "description": "Train and play soccer matches",
+        "schedule": "Mondays and Wednesdays, 3:00 PM - 5:00 PM",
+        "max_participants": 22,
+        "participants": []
+    },
+    "Art Club": {
+        "description": "Explore painting, drawing, and other visual arts",
+        "schedule": "Wednesdays, 3:30 PM - 5:00 PM",
+        "max_participants": 18,
+        "participants": []
+    },
+    "Drama Club": {
+        "description": "Act in plays and learn theater skills",
+        "schedule": "Thursdays, 4:00 PM - 6:00 PM",
+        "max_participants": 20,
+        "participants": []
+    },
+    "Debate Club": {
+        "description": "Develop argumentation and public speaking skills",
+        "schedule": "Mondays, 4:00 PM - 5:30 PM",
+        "max_participants": 16,
+        "participants": []
+    },
+    "Science Club": {
+        "description": "Conduct experiments and learn about scientific concepts",
+        "schedule": "Fridays, 2:00 PM - 4:00 PM",
+        "max_participants": 25,
+        "participants": []
     }
 }
 
@@ -62,6 +98,10 @@ def signup_for_activity(activity_name: str, email: str):
     # Get the specific activity
     activity = activities[activity_name]
 
+    # validate the studen is already signed in
+    if email in activity["participants"]:
+        raise HTTPException(status_code=400, detail="Student already signed up for this activity")
+
     # Add student
     activity["participants"].append(email)
     return {"message": f"Signed up {email} for {activity_name}"}

src/static/app.js

@@ -13,22 +13,67 @@ document.addEventListener("DOMContentLoaded", () => {
       // Clear loading message
       activitiesList.innerHTML = "";
 
+      // Clear activity dropdown options (except the first one)
+      activitySelect.innerHTML = '<option value="">-- Select an activity --</option>';
+
       // Populate activities list
       Object.entries(activities).forEach(([name, details]) => {
         const activityCard = document.createElement("div");
         activityCard.className = "activity-card";
 
         const spotsLeft = details.max_participants - details.participants.length;
+        const participantsList = details.participants.length > 0
+          ? details.participants.map(p => `
+              <li class="participant-item">
+                <span class="participant-name">${p}</span>
+                <button class="delete-participant" type="button" data-activity="${name}" data-email="${p}">×</button>
+              </li>
+            `).join('')
+          : '<li class="participants-list-empty">No participants yet</li>';
 
         activityCard.innerHTML = `
           <h4>${name}</h4>
           <p>${details.description}</p>
           <p><strong>Schedule:</strong> ${details.schedule}</p>
           <p><strong>Availability:</strong> ${spotsLeft} spots left</p>
+          <div class="participants-section">
+            <strong>Participants:</strong>
+            <ul class="participants-list">
+              ${participantsList}
+            </ul>
+          </div>
         `;
 
         activitiesList.appendChild(activityCard);
 
+        // Add event listeners for delete buttons
+        const deleteButtons = activityCard.querySelectorAll('.delete-participant');
+        deleteButtons.forEach(button => {
+          button.addEventListener('click', async (event) => {
+            event.preventDefault();
+            const activity = button.getAttribute('data-activity');
+            const email = button.getAttribute('data-email');
+
+            try {
+              const response = await fetch(
+                `/activities/${encodeURIComponent(activity)}/unregister?email=${encodeURIComponent(email)}`,
+                {
+                  method: 'POST',
+                }
+              );
+
+              if (response.ok) {
+                // Refresh activities
+                fetchActivities();
+              } else {
+                console.error('Failed to unregister participant');
+              }
+            } catch (error) {
+              console.error('Error unregistering participant:', error);
+            }
+          });
+        });
+
         // Add option to select dropdown
         const option = document.createElement("option");
         option.value = name;
@@ -62,6 +107,8 @@ document.addEventListener("DOMContentLoaded", () => {
         messageDiv.textContent = result.message;
         messageDiv.className = "success";
         signupForm.reset();
+        // Refresh activities to show the new participant
+        fetchActivities();
       } else {
         messageDiv.textContent = result.detail || "An error occurred";
         messageDiv.className = "error";

src/static/styles.css

@@ -74,6 +74,59 @@ section h3 {
   margin-bottom: 8px;
 }
 
+.participants-section {
+  margin-top: 15px;
+  padding-top: 15px;
+  border-top: 1px solid #e0e0e0;
+}
+
+.participants-section strong {
+  display: block;
+  margin-bottom: 10px;
+  color: #1a237e;
+}
+
+.participants-list {
+  list-style: none;
+  margin-left: 0;
+  padding-left: 0;
+}
+
+.participant-item {
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+  margin-bottom: 8px;
+  padding: 5px 0;
+}
+
+.participant-name {
+  color: #555;
+  flex: 1;
+}
+
+.delete-participant {
+  background: none;
+  border: none;
+  color: #d32f2f;
+  font-size: 20px;
+  cursor: pointer;
+  padding: 0 8px;
+  transition: color 0.2s, transform 0.2s;
+  line-height: 1;
+}
+
+.delete-participant:hover {
+  color: #b71c1c;
+  transform: scale(1.2);
+}
+
+.participants-list-empty {
+  color: #999;
+  font-style: italic;
+  margin-bottom: 5px;
+}
+
 .form-group {
   margin-bottom: 15px;
 }

tests/test_app.py

@@ -0,0 +1,63 @@
+import copy
+
+from fastapi.testclient import TestClient
+
+from src.app import activities, app
+
+client = TestClient(app)
+original_activities = copy.deepcopy(activities)
+
+
+def reset_activities():
+    activities.clear()
+    activities.update(copy.deepcopy(original_activities))
+
+
+def test_root_redirects_to_static_index_html():
+    response = client.get("/", follow_redirects=False)
+
+    assert response.status_code == 307
+    assert response.headers["location"] == "/static/index.html"
+
+
+def test_get_activities_returns_all_activities():
+    reset_activities()
+
+    response = client.get("/activities")
+
+    assert response.status_code == 200
+    assert response.json() == original_activities
+
+
+def test_signup_for_activity_adds_participant():
+    reset_activities()
+
+    activity_name = "Basketball Team"
+    email = "alex@mergington.edu"
+
+    response = client.post(f"/activities/{activity_name}/signup", params={"email": email})
+
+    assert response.status_code == 200
+    assert response.json() == {"message": f"Signed up {email} for {activity_name}"}
+    assert email in activities[activity_name]["participants"]
+
+
+def test_signup_missing_activity_returns_404():
+    reset_activities()
+
+    response = client.post("/activities/Unknown Club/signup", params={"email": "student@mergington.edu"})
+
+    assert response.status_code == 404
+    assert response.json()["detail"] == "Activity not found"
+
+
+def test_duplicate_signup_returns_400():
+    reset_activities()
+
+    activity_name = "Chess Club"
+    email = "michael@mergington.edu"
+
+    response = client.post(f"/activities/{activity_name}/signup", params={"email": email})
+
+    assert response.status_code == 400
+    assert response.json()["detail"] == "Student already signed up for this activity"