Created auth, db, and test file for user authentication

test.py

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+from utils.auth import create_volunteer, login_volunteer, create_admin, login_admin
+
+# --- Test data ---
+volunteer_test = {
+    "name": "Alice",
+    "email": "alice@test.com",
+    "password": "volpass123"
+}
+
+admin_test = {
+    "name": "Bob",
+    "email": "bob@test.com",
+    "password": "adminpass123"
+}
+
+ADMIN_KEY = "admin123"
+
+# --- Volunteer Tests ---
+print("=== Volunteer Signup Test ===")
+success, msg = create_volunteer(volunteer_test['name'], volunteer_test['email'], volunteer_test['password'])
+print("Signup:", msg)
+
+print("\n=== Volunteer Login Test ===")
+success, info = login_volunteer(volunteer_test['email'], volunteer_test['password'])
+if success:
+    print("Login success:", info)
+else:
+    print("Login failed:", info)
+
+# --- Admin Tests ---
+print("\n=== Admin Signup Test ===")
+success, msg = create_admin(admin_test['name'], admin_test['email'], admin_test['password'])
+print("Admin signup:", msg)
+
+print("\n=== Admin Login Test ===")
+success, info = login_admin(admin_test['email'], admin_test['password'], ADMIN_KEY)
+if success:
+    print("Admin login success:", info)
+else:
+    print("Admin login failed:", info)
+
+print("\n=== Admin Login Fail Test (wrong key) ===")
+success, info = login_admin(admin_test['email'], admin_test['password'], "wrongkey")
+if success:
+    print("Admin login successful (should not happen!)", info)
+else:
+    print("Admin login failed as expected:", info)

utils/auth.py

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+import hashlib
+from utils.db import db
+
+def hash_password(password: str) -> str:
+    return hashlib.sha256(password.encode()).hexdigest()
+
+# Volunteer functions
+def create_volunteer(name: str, email: str, password: str):
+    users = db.child("volunteers").get().val() or {}
+    if any(u['email'].lower() == email.lower() for u in users.values()):
+        return False, "Email already registered"
+
+    db.child("volunteers").push({
+        "name": name,
+        "email": email,
+        "password": hash_password(password),
+        "role": "volunteer"
+    })
+    return True, "Account created successfully"
+
+def login_volunteer(email: str, password: str):
+    users = db.child("volunteers").get().val() or {}
+    for uid, user in users.items():
+        if user['email'].lower() == email.lower() and user['password'] == hash_password(password):
+            return True, {
+                "user_id": uid,
+                "name": user['name'],
+                "email": user['email'],
+                "role": "volunteer"
+            }
+    return False, "Invalid email or password"
+
+# Admin functions
+ADMIN_KEY = "admin123"  # For testing purposes
+
+def create_admin(name: str, email: str, password: str):
+    users = db.child("admins").get().val() or {}
+    if any(u['email'].lower() == email.lower() for u in users.values()):
+        return False, "Email already registered"
+
+    db.child("admins").push({
+        "name": name,
+        "email": email,
+        "password": hash_password(password),
+        "role": "admin"
+    })
+    return True, "Admin account created successfully"
+
+def login_admin(email: str, password: str, key: str):
+    if key != ADMIN_KEY:
+        return False, "Invalid admin key"
+
+    users = db.child("admins").get().val() or {}
+    for uid, user in users.items():
+        if user['email'].lower() == email.lower() and user['password'] == hash_password(password):
+            return True, {
+                "user_id": uid,
+                "name": user['name'],
+                "email": user['email'],
+                "role": "admin"
+            }
+    return False, "Invalid email or password"

utils/db.py

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+import json
+import pyrebase
+
+with open("firebase_config.json") as f:
+    firebase_config = json.load(f)
+
+firebase = pyrebase.initialize_app(firebase_config)
+auth = firebase.auth()  # For authentication if needed
+db = firebase.database()  # Real-time database