سورس کد سیستم رزرو هتل و صورتحساب با استفاده از C# و MS Access

SYSTEM RESERVATION AND BILLING FOR HOTEL USING C# AND MS ACCESS

In today's digital age, automating hotel management processes has become essential to streamline operations, improve customer experience, and reduce manual errors. Developing a hotel reservation and billing system using C# and MS Access provides an effective, cost-efficient solution, especially for small to medium-sized establishments. This comprehensive overview delves into the core components, architecture, functionalities, and implementation strategies of such a system, aiming to provide clarity and detailed insights.

1. OVERVIEW AND PURPOSE OF THE SYSTEM

The primary goal of the hotel reservation and billing system is to manage room bookings seamlessly, track customer information, and generate accurate invoices. By integrating C#—a versatile, object-oriented programming language—with MS Access—a lightweight, user-friendly database—the system offers real-time data handling, efficient record management, and user-friendly interfaces. This integration allows hotel staff to perform key operations like booking, check-in/check-out, updating room status, and managing billing effortlessly through a graphical user interface (GUI).

1. SYSTEM ARCHITECTURE AND DESIGN

The architecture primarily follows a three-tier model comprising the presentation layer, the business logic layer, and the data access layer.
- *Presentation Layer*: Built using Windows Forms in C#, this layer provides the visual interface for users. It contains various forms like reservation forms, billing forms, and reports, enabling staff to interact smoothly with the system.
- *Business Logic Layer*: Handles core operations such as validating input data, processing reservations, calculating bills, and managing room statuses. It acts as an intermediary between the UI and database, ensuring data integrity and operational logic.
- *Data Access Layer*: Connects to MS Access using ADO.NET components like OleDbConnection, OleDbCommand, and OleDbDataReader. It handles all database interactions, such as CRUD (Create, Read, Update, Delete) operations, ensuring secure and efficient data management.

1. DATABASE STRUCTURE AND TABLES

The backbone of the system is its database, consisting of several interrelated tables:
- *Customers*: Stores customer details, including name, contact info, identification, and preferences.
- *Rooms*: Contains data about each room—room number, type (single, double, suite), rate, and current status (available, reserved, occupied).
- *Reservations*: Tracks bookings, linking customer IDs with room IDs, reservation dates, check-in/check-out times, and reservation status.
- *Billing*: Records billing details, including reservation ID, total amount, billing date, and payment status.
- *Services*: Optionally, this table can include additional services like room service, laundry, or spa, linked to reservations.
Designing these tables with primary keys, foreign keys, and proper normalization ensures data consistency, reduces redundancy, and enhances query efficiency.

1. CORE FUNCTIONALITIES AND FEATURES

The system encompasses several crucial functionalities:
- *Room Reservation*: Users select available rooms, input customer details, and create reservations. The system checks room availability, prevents overbooking, and updates room status accordingly.
- *Customer Management*: It allows adding, editing, or deleting customer records, ensuring up-to-date customer information.
- *Check-in and Chec... ← ادامه مطلب در magicfile.ir