Finished backend

backend/db/users.py

@@ -1,9 +1,41 @@
 # This file is for database functions
 from db.db import get_db
 
+conn = get_db()
+
 def get_users():
-    conn = get_db()
     cursor = conn.cursor()
     cursor.execute("SELECT * FROM Employees")
     users = cursor.fetchall()
     return users
+
+def get_attendance(id):
+    # Set up query for worked hours, group by and ordered by date
+    cursor = conn.cursor()
+    cursor.execute("""
+                    SELECT date, sum(hours_worked) as hours_worked, e.username
+                    FROM Attendance a
+                    JOIN Employees e ON a.employee_id = e.id
+                    WHERE a.employee_id = ?
+                    GROUP BY date
+                    ORDER BY date DESC
+                   """, (id,))
+    data = cursor.fetchall()
+
+    # Check if there's any attendance
+    if not data:
+        return {"username": None, "attendance": []}
+
+    # Remove repetetive username, and return clean api response
+    username = data[0]["username"] # get username from first row
+    attendance = [
+        {"date": row["date"], "hours_worked": row["hours_worked"]}
+        for row in data
+    ]
+
+    # Return clean api response
+    return {
+        "username": username,
+        "attendance": attendance
+    }
+