comment android app

android/app/src/main/java/com/example/petstoremobile/PetStoreApplication.java

@@ -1,3 +1,9 @@
+/*
+ * Application entry point, sets up Hilt dependency injection.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
 package com.example.petstoremobile;
 
 import android.app.Application;

android/app/src/main/java/com/example/petstoremobile/activities/ForgotPasswordActivity.java

@@ -1,3 +1,9 @@
+/*
+ * Screen where the user can request a password reset email.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
 package com.example.petstoremobile.activities;
 
 import android.os.Bundle;

android/app/src/main/java/com/example/petstoremobile/activities/HomeActivity.java

@@ -1,3 +1,9 @@
+/*
+ * Main home screen that shows the dashboard after the user logs in.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
 package com.example.petstoremobile.activities;
 
 import android.Manifest;

android/app/src/main/java/com/example/petstoremobile/activities/MainActivity.java

@@ -1,3 +1,9 @@
+/*
+ * Entry point of the app that shows the login and registration screen.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
 package com.example.petstoremobile.activities;
 
 import android.content.Intent;

android/app/src/main/java/com/example/petstoremobile/adapters/ActivityLogAdapter.java

@@ -1,3 +1,10 @@
+/*
+ * Adapter for displaying activity log entries in a list.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.adapters;
 
 import android.view.LayoutInflater;

android/app/src/main/java/com/example/petstoremobile/adapters/AdoptionAdapter.java

@@ -1,3 +1,10 @@
+/*
+ * Adapter for showing adoption records in a list.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.adapters;
 
 import android.graphics.Color;

android/app/src/main/java/com/example/petstoremobile/adapters/AppointmentAdapter.java

@@ -1,3 +1,10 @@
+/*
+ * Adapter for showing appointments in a list.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.adapters;
 
 import android.graphics.Color;

android/app/src/main/java/com/example/petstoremobile/adapters/BlackTextArrayAdapter.java

@@ -1,3 +1,10 @@
+/*
+ * Custom array adapter that displays items with black text.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.adapters;
 
 import android.content.Context;

android/app/src/main/java/com/example/petstoremobile/adapters/ChatAdapter.java

@@ -1,3 +1,10 @@
+/*
+ * Adapter for displaying chat conversations in a list.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.adapters;
 
 import android.view.LayoutInflater;

android/app/src/main/java/com/example/petstoremobile/adapters/CouponAdapter.java

@@ -1,3 +1,10 @@
+/*
+ * Adapter for showing coupons in a list.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.adapters;
 
 import android.view.LayoutInflater;

android/app/src/main/java/com/example/petstoremobile/adapters/CustomerAdapter.java

@@ -1,3 +1,10 @@
+/*
+ * Adapter for displaying customer entries in a list.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.adapters;
 
 import android.graphics.Color;

android/app/src/main/java/com/example/petstoremobile/adapters/EmployeeAdapter.java

@@ -1,3 +1,10 @@
+/*
+ * Adapter for displaying employee entries in a list.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.adapters;
 
 import android.graphics.Color;

android/app/src/main/java/com/example/petstoremobile/adapters/InventoryAdapter.java

@@ -1,3 +1,10 @@
+/*
+ * Adapter for showing inventory items in a list.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.adapters;
 
 import android.graphics.Color;

android/app/src/main/java/com/example/petstoremobile/adapters/MessageAdapter.java

@@ -1,3 +1,10 @@
+/*
+ * Adapter for displaying chat messages in a conversation.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.adapters;
 
 import android.view.LayoutInflater;

android/app/src/main/java/com/example/petstoremobile/adapters/PetAdapter.java

@@ -1,3 +1,10 @@
+/*
+ * Adapter for showing pets in a list.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.adapters;
 
 import android.graphics.Color;

android/app/src/main/java/com/example/petstoremobile/adapters/ProductAdapter.java

@@ -1,3 +1,10 @@
+/*
+ * Adapter for displaying products in a list.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.adapters;
 
 import android.view.*;

android/app/src/main/java/com/example/petstoremobile/adapters/ProductSupplierAdapter.java

@@ -1,3 +1,10 @@
+/*
+ * Adapter for showing product-supplier links in a list.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.adapters;
 
 import android.view.LayoutInflater;

android/app/src/main/java/com/example/petstoremobile/adapters/PurchaseOrderAdapter.java

@@ -1,3 +1,10 @@
+/*
+ * Adapter for displaying purchase orders in a list.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.adapters;
 
 import android.view.LayoutInflater;

android/app/src/main/java/com/example/petstoremobile/adapters/SaleAdapter.java

@@ -1,3 +1,10 @@
+/*
+ * Adapter for showing sales in a list.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.adapters;
 
 import android.view.LayoutInflater;

android/app/src/main/java/com/example/petstoremobile/adapters/ServiceAdapter.java

@@ -1,3 +1,10 @@
+/*
+ * Adapter for displaying services in a list.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.adapters;
 
 import android.view.LayoutInflater;

android/app/src/main/java/com/example/petstoremobile/adapters/SupplierAdapter.java

@@ -1,3 +1,10 @@
+/*
+ * Adapter for showing suppliers in a list.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.adapters;
 
 import android.view.LayoutInflater;

android/app/src/main/java/com/example/petstoremobile/adapters/WhiteTextArrayAdapter.java

@@ -1,3 +1,10 @@
+/*
+ * Custom array adapter that displays items with white text.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.adapters;
 
 import android.content.Context;

android/app/src/main/java/com/example/petstoremobile/api/ActivityLogApi.java

@@ -1,3 +1,10 @@
+/*
+ * Retrofit interface for activity log endpoints.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.api;
 
 import com.example.petstoremobile.dtos.ActivityLogDTO;

android/app/src/main/java/com/example/petstoremobile/api/AdoptionApi.java

@@ -1,3 +1,10 @@
+/*
+ * Retrofit interface for adoption endpoints.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.api;
 
 import com.example.petstoremobile.dtos.AdoptionDTO;

android/app/src/main/java/com/example/petstoremobile/api/AppointmentApi.java

@@ -1,3 +1,10 @@
+/*
+ * Retrofit interface for appointment endpoints.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.api;
 
 import com.example.petstoremobile.dtos.AppointmentDTO;

android/app/src/main/java/com/example/petstoremobile/api/CategoryApi.java

@@ -1,3 +1,10 @@
+/*
+ * Retrofit interface for category endpoints.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.api;
 
 import com.example.petstoremobile.dtos.CategoryDTO;

android/app/src/main/java/com/example/petstoremobile/api/ChatApi.java

@@ -1,3 +1,10 @@
+/*
+ * Retrofit interface for chat and conversation endpoints.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.api;
 
 import com.example.petstoremobile.dtos.ConversationDTO;

android/app/src/main/java/com/example/petstoremobile/api/CouponApi.java

@@ -1,3 +1,10 @@
+/*
+ * Retrofit interface for coupon endpoints.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.api;
 
 import com.example.petstoremobile.dtos.CouponDTO;

android/app/src/main/java/com/example/petstoremobile/api/CustomerApi.java

@@ -1,3 +1,10 @@
+/*
+ * Retrofit interface for customer endpoints.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.api;
 
 import com.example.petstoremobile.dtos.CustomerDTO;

android/app/src/main/java/com/example/petstoremobile/api/EmployeeApi.java

@@ -1,3 +1,10 @@
+/*
+ * Retrofit interface for employee endpoints.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.api;
 
 import com.example.petstoremobile.dtos.EmployeeDTO;

android/app/src/main/java/com/example/petstoremobile/api/InventoryApi.java

@@ -1,3 +1,10 @@
+/*
+ * Retrofit interface for inventory endpoints.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.api;
 
 import com.example.petstoremobile.dtos.BulkDeleteRequest;

android/app/src/main/java/com/example/petstoremobile/api/MessageApi.java

@@ -1,3 +1,10 @@
+/*
+ * Retrofit interface for message endpoints.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.api;
 
 import com.example.petstoremobile.dtos.MessageDTO;

android/app/src/main/java/com/example/petstoremobile/api/PetApi.java

@@ -1,3 +1,10 @@
+/*
+ * Retrofit interface for pet endpoints.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.api;
 
 import com.example.petstoremobile.dtos.BulkDeleteRequest;

android/app/src/main/java/com/example/petstoremobile/api/ProductApi.java

@@ -1,3 +1,10 @@
+/*
+ * Retrofit interface for product endpoints.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.api;
 
 import com.example.petstoremobile.dtos.DropdownDTO;

android/app/src/main/java/com/example/petstoremobile/api/ProductSupplierApi.java

@@ -1,3 +1,10 @@
+/*
+ * Retrofit interface for product-supplier endpoints.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.api;
 
 import com.example.petstoremobile.dtos.BulkDeleteRequest;

android/app/src/main/java/com/example/petstoremobile/api/PurchaseOrderApi.java

@@ -1,3 +1,10 @@
+/*
+ * Retrofit interface for purchase order endpoints.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.api;
 
 import com.example.petstoremobile.dtos.PageResponse;

android/app/src/main/java/com/example/petstoremobile/api/RefundApi.java

@@ -1,3 +1,10 @@
+/*
+ * Retrofit interface for refund endpoints.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.api;
 
 import com.example.petstoremobile.dtos.RefundDTO;

android/app/src/main/java/com/example/petstoremobile/api/SaleApi.java

@@ -1,3 +1,10 @@
+/*
+ * Retrofit interface for sale endpoints.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.api;
 
 import com.example.petstoremobile.dtos.PageResponse;

android/app/src/main/java/com/example/petstoremobile/api/ServiceApi.java

@@ -1,3 +1,10 @@
+/*
+ * Retrofit interface for service endpoints.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.api;
 
 import com.example.petstoremobile.dtos.BulkDeleteRequest;

android/app/src/main/java/com/example/petstoremobile/api/StoreApi.java

@@ -1,3 +1,10 @@
+/*
+ * Retrofit interface for store endpoints.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.api;
 
 import com.example.petstoremobile.dtos.DropdownDTO;

android/app/src/main/java/com/example/petstoremobile/api/SupplierApi.java

@@ -1,3 +1,10 @@
+/*
+ * Retrofit interface for supplier endpoints.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.api;
 
 import com.example.petstoremobile.dtos.BulkDeleteRequest;

android/app/src/main/java/com/example/petstoremobile/api/UserApi.java

@@ -1,3 +1,10 @@
+/*
+ * Retrofit interface for user endpoints.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.api;
 
 import com.example.petstoremobile.dtos.PageResponse;

android/app/src/main/java/com/example/petstoremobile/api/auth/AuthApi.java

@@ -1,3 +1,10 @@
+/*
+ * Retrofit interface for login and registration endpoints.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.api.auth;
 
 import com.example.petstoremobile.dtos.AuthDTO;

android/app/src/main/java/com/example/petstoremobile/api/auth/AuthInterceptor.java

@@ -1,3 +1,10 @@
+/*
+ * Interceptor that attaches the auth token to outgoing requests.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.api.auth;
 
 import androidx.annotation.NonNull;

android/app/src/main/java/com/example/petstoremobile/api/auth/TokenManager.java

@@ -1,3 +1,10 @@
+/*
+ * Handles saving and retrieving the authentication token.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.api.auth;
 
 import android.content.Context;

android/app/src/main/java/com/example/petstoremobile/di/NetworkModule.java

@@ -1,3 +1,10 @@
+/*
+ * Sets up the Retrofit client and dependency injection for network calls.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.di;
 
 import android.content.Context;

android/app/src/main/java/com/example/petstoremobile/dtos/ActivityLogDTO.java

@@ -1,3 +1,10 @@
+/*
+ * Data transfer object for activity log entries.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.dtos;
 
 /**

android/app/src/main/java/com/example/petstoremobile/dtos/AdoptionDTO.java

@@ -1,3 +1,10 @@
+/*
+ * Data transfer object for adoption records.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.dtos;
 
 import java.math.BigDecimal;

android/app/src/main/java/com/example/petstoremobile/dtos/AppointmentDTO.java

@@ -1,3 +1,10 @@
+/*
+ * Data transfer object for appointments.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.dtos;
 
 /**

android/app/src/main/java/com/example/petstoremobile/dtos/AuthDTO.java

@@ -1,3 +1,10 @@
+/*
+ * Data transfer object for authentication requests and responses.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.dtos;
 
 /**

android/app/src/main/java/com/example/petstoremobile/dtos/AvatarUploadResponse.java

@@ -1,3 +1,10 @@
+/*
+ * Response object returned after uploading an avatar image.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.dtos;
 
 /**

android/app/src/main/java/com/example/petstoremobile/dtos/BulkDeleteRequest.java

@@ -1,3 +1,10 @@
+/*
+ * Request object for deleting multiple items at once.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.dtos;
 
 import java.util.List;

android/app/src/main/java/com/example/petstoremobile/dtos/CategoryDTO.java

@@ -1,3 +1,10 @@
+/*
+ * Data transfer object for categories.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.dtos;
 
 /**

android/app/src/main/java/com/example/petstoremobile/dtos/ConversationDTO.java

@@ -1,3 +1,10 @@
+/*
+ * Data transfer object for chat conversations.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.dtos;
 
 /**

android/app/src/main/java/com/example/petstoremobile/dtos/CouponDTO.java

@@ -1,3 +1,10 @@
+/*
+ * Data transfer object for coupons.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.dtos;
 
 import java.math.BigDecimal;

android/app/src/main/java/com/example/petstoremobile/dtos/CustomerDTO.java

@@ -1,3 +1,10 @@
+/*
+ * Data transfer object for customers.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.dtos;
 
 import com.google.gson.annotations.SerializedName;

android/app/src/main/java/com/example/petstoremobile/dtos/DropdownDTO.java

@@ -1,3 +1,10 @@
+/*
+ * Data transfer object used to populate dropdown menus.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.dtos;
 
 /**

android/app/src/main/java/com/example/petstoremobile/dtos/EmployeeDTO.java

@@ -1,3 +1,10 @@
+/*
+ * Data transfer object for employees.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.dtos;
 
 /**

android/app/src/main/java/com/example/petstoremobile/dtos/ErrorResponse.java

@@ -1,3 +1,10 @@
+/*
+ * Represents an error response from the server.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.dtos;
 
 /**

android/app/src/main/java/com/example/petstoremobile/dtos/InventoryDTO.java

@@ -1,3 +1,10 @@
+/*
+ * Data transfer object for inventory items.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.dtos;
 
 /**

android/app/src/main/java/com/example/petstoremobile/dtos/MessageDTO.java

@@ -1,3 +1,10 @@
+/*
+ * Data transfer object for chat messages.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.dtos;
 
 import com.google.gson.annotations.SerializedName;

android/app/src/main/java/com/example/petstoremobile/dtos/PageResponse.java

@@ -1,3 +1,10 @@
+/*
+ * Wrapper for paginated responses from the server.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.dtos;
 
 import java.util.List;

android/app/src/main/java/com/example/petstoremobile/dtos/PetDTO.java

@@ -1,3 +1,10 @@
+/*
+ * Data transfer object for pets.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.dtos;
 
 /**

android/app/src/main/java/com/example/petstoremobile/dtos/ProductDTO.java

@@ -1,3 +1,10 @@
+/*
+ * Data transfer object for products.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.dtos;
 
 import java.math.BigDecimal;

android/app/src/main/java/com/example/petstoremobile/dtos/ProductSupplierDTO.java

@@ -1,3 +1,10 @@
+/*
+ * Data transfer object for product-supplier relationships.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.dtos;
 
 import java.math.BigDecimal;

android/app/src/main/java/com/example/petstoremobile/dtos/PurchaseOrderDTO.java

@@ -1,3 +1,10 @@
+/*
+ * Data transfer object for purchase orders.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.dtos;
 
 /**

android/app/src/main/java/com/example/petstoremobile/dtos/RefundDTO.java

@@ -1,3 +1,10 @@
+/*
+ * Data transfer object for refunds.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.dtos;
 
 import java.math.BigDecimal;

android/app/src/main/java/com/example/petstoremobile/dtos/SaleDTO.java

@@ -1,3 +1,10 @@
+/*
+ * Data transfer object for sales.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.dtos;
 
 import java.math.BigDecimal;

android/app/src/main/java/com/example/petstoremobile/dtos/SendMessageRequest.java

@@ -1,3 +1,10 @@
+/*
+ * Request object for sending a new chat message.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.dtos;
 
 /**

android/app/src/main/java/com/example/petstoremobile/dtos/ServiceDTO.java

@@ -1,3 +1,10 @@
+/*
+ * Data transfer object for services.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.dtos;
 
 /**

android/app/src/main/java/com/example/petstoremobile/dtos/StoreDTO.java

@@ -1,3 +1,10 @@
+/*
+ * Data transfer object for store information.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.dtos;
 
 /**

android/app/src/main/java/com/example/petstoremobile/dtos/SupplierDTO.java

@@ -1,3 +1,10 @@
+/*
+ * Data transfer object for suppliers.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.dtos;
 
 /**

android/app/src/main/java/com/example/petstoremobile/dtos/UpdateConversationStatusRequest.java

@@ -1,3 +1,10 @@
+/*
+ * Request object for changing a conversation's status.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.dtos;
 
 /**

android/app/src/main/java/com/example/petstoremobile/dtos/UserDTO.java

@@ -1,3 +1,10 @@
+/*
+ * Data transfer object for user account information.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.dtos;
 
 /**

android/app/src/main/java/com/example/petstoremobile/fragments/ChatFragment.java

@@ -1,3 +1,10 @@
+/*
+ * Fragment for the real-time chat screen.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.fragments;
 
 import android.app.Activity;

android/app/src/main/java/com/example/petstoremobile/fragments/ListFragment.java

@@ -1,3 +1,10 @@
+/*
+ * Base fragment that provides common list and search functionality.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.fragments;
 
 import android.os.Bundle;

android/app/src/main/java/com/example/petstoremobile/fragments/ProfileFragment.java

@@ -1,3 +1,10 @@
+/*
+ * Fragment for viewing and editing the user's profile.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.fragments;
 
 import android.net.Uri;

android/app/src/main/java/com/example/petstoremobile/fragments/listfragments/ActivityLogFragment.java

@@ -1,3 +1,10 @@
+/*
+ * Fragment for browsing the activity log.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.fragments.listfragments;
 
 import android.app.DatePickerDialog;

android/app/src/main/java/com/example/petstoremobile/fragments/listfragments/AdoptionFragment.java

@@ -1,3 +1,10 @@
+/*
+ * Fragment for browsing adoption records.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.fragments.listfragments;
 
 import android.graphics.Color;

android/app/src/main/java/com/example/petstoremobile/fragments/listfragments/AnalyticsFragment.java

@@ -1,3 +1,10 @@
+/*
+ * Fragment for displaying store analytics and charts.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.fragments.listfragments;
 
 import android.graphics.Color;

android/app/src/main/java/com/example/petstoremobile/fragments/listfragments/AppointmentFragment.java

@@ -1,3 +1,10 @@
+/*
+ * Fragment for browsing appointments.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.fragments.listfragments;
 
 import android.graphics.Color;

android/app/src/main/java/com/example/petstoremobile/fragments/listfragments/CouponFragment.java

@@ -1,3 +1,10 @@
+/*
+ * Fragment for browsing coupons.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.fragments.listfragments;
 
 import android.os.Bundle;

android/app/src/main/java/com/example/petstoremobile/fragments/listfragments/CustomerFragment.java

@@ -1,3 +1,10 @@
+/*
+ * Fragment for browsing customers.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.fragments.listfragments;
 
 import android.os.Bundle;

android/app/src/main/java/com/example/petstoremobile/fragments/listfragments/InventoryFragment.java

@@ -1,3 +1,10 @@
+/*
+ * Fragment for browsing inventory items.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.fragments.listfragments;
 
 import android.os.Bundle;

android/app/src/main/java/com/example/petstoremobile/fragments/listfragments/PetFragment.java

@@ -1,3 +1,10 @@
+/*
+ * Fragment for browsing pets.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.fragments.listfragments;
 
 import android.os.Bundle;

android/app/src/main/java/com/example/petstoremobile/fragments/listfragments/ProductFragment.java

@@ -1,3 +1,10 @@
+/*
+ * Fragment for browsing products.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.fragments.listfragments;
 
 import android.os.Bundle;

android/app/src/main/java/com/example/petstoremobile/fragments/listfragments/ProductSupplierFragment.java

@@ -1,3 +1,10 @@
+/*
+ * Fragment for browsing product-supplier links.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.fragments.listfragments;
 
 import android.os.Bundle;

android/app/src/main/java/com/example/petstoremobile/fragments/listfragments/PurchaseOrderFragment.java

@@ -1,3 +1,10 @@
+/*
+ * Fragment for browsing purchase orders.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.fragments.listfragments;
 
 import android.os.Bundle;

android/app/src/main/java/com/example/petstoremobile/fragments/listfragments/SaleFragment.java

@@ -1,3 +1,10 @@
+/*
+ * Fragment for browsing sales.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.fragments.listfragments;
 
 import android.os.Bundle;

android/app/src/main/java/com/example/petstoremobile/fragments/listfragments/ServiceFragment.java

@@ -1,3 +1,10 @@
+/*
+ * Fragment for browsing services.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.fragments.listfragments;
 
 import android.os.Bundle;

android/app/src/main/java/com/example/petstoremobile/fragments/listfragments/StaffFragment.java

@@ -1,3 +1,10 @@
+/*
+ * Fragment for browsing staff members.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.fragments.listfragments;
 
 import android.os.Bundle;

android/app/src/main/java/com/example/petstoremobile/fragments/listfragments/SupplierFragment.java

@@ -1,3 +1,10 @@
+/*
+ * Fragment for browsing suppliers.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.fragments.listfragments;
 
 import android.os.Bundle;

android/app/src/main/java/com/example/petstoremobile/fragments/listfragments/detailfragments/AdoptionDetailFragment.java

@@ -1,3 +1,10 @@
+/*
+ * Detail screen for viewing and editing a single adoption.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.fragments.listfragments.detailfragments;
 
 import android.os.Bundle;

android/app/src/main/java/com/example/petstoremobile/fragments/listfragments/detailfragments/AppointmentDetailFragment.java

@@ -1,3 +1,10 @@
+/*
+ * Detail screen for viewing and editing a single appointment.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.fragments.listfragments.detailfragments;
 
 import android.os.Bundle;

android/app/src/main/java/com/example/petstoremobile/fragments/listfragments/detailfragments/CouponDetailFragment.java

@@ -1,3 +1,10 @@
+/*
+ * Detail screen for viewing and editing a single coupon.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.fragments.listfragments.detailfragments;
 
 import android.os.Bundle;

android/app/src/main/java/com/example/petstoremobile/fragments/listfragments/detailfragments/CustomerDetailFragment.java

@@ -1,3 +1,10 @@
+/*
+ * Detail screen for viewing and editing a single customer.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.fragments.listfragments.detailfragments;
 
 import android.os.Bundle;

android/app/src/main/java/com/example/petstoremobile/fragments/listfragments/detailfragments/InventoryDetailFragment.java

@@ -1,3 +1,10 @@
+/*
+ * Detail screen for viewing and editing a single inventory item.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.fragments.listfragments.detailfragments;
 
 import android.os.Bundle;

android/app/src/main/java/com/example/petstoremobile/fragments/listfragments/detailfragments/PetDetailFragment.java

@@ -1,3 +1,10 @@
+/*
+ * Detail screen for viewing and editing a single pet.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.fragments.listfragments.detailfragments;
 
 import android.net.Uri;

android/app/src/main/java/com/example/petstoremobile/fragments/listfragments/detailfragments/ProductDetailFragment.java

@@ -1,3 +1,10 @@
+/*
+ * Detail screen for viewing and editing a single product.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.fragments.listfragments.detailfragments;
 
 import android.net.Uri;

android/app/src/main/java/com/example/petstoremobile/fragments/listfragments/detailfragments/ProductSupplierDetailFragment.java

@@ -1,3 +1,10 @@
+/*
+ * Detail screen for viewing and editing a product-supplier link.
+ *
+ * Author: Alex, Nikitha
+ * Date: April 2026
+ */
+
 package com.example.petstoremobile.fragments.listfragments.detailfragments;
 
 import android.os.Bundle;