KnowledgeFlowApi

KnowledgeFlowApi is an ASP.NET Core Web API designed for file sharing and management. Users can upload, browse, and download files, while admins can manage reports, ban users, and receive notifications for inappropriate content. The project also includes a real-time comments feature powered by SignalR.

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Features

• File Management:

  • Upload, browse, and download files.
  • File metadata (e.g., file name, upload date, uploaded by).

• Reporting System:

  • Users can report files or other users.
  • Admins review reports and take action (e.g., ban users, delete files).
  • Users are banned temporarily or permanently based on violations.

• User Management:

  • User registration, login, and profile management.
  • Role-based access control (Admin and User roles).
  • Ban users for violating rules.

• Authentication and Authorization:

  • JWT (JSON Web Tokens) for secure authentication.
  • Refresh tokens for maintaining user sessions.
  • Role-based authorization for admin-only endpoints.

• Notifications:

  • Email notifications for admins when a report is submitted.
  • Email notifications for users when they sign up to the system.

• Real-Time Comments:

  • Users can post comments on files in real-time using SignalR.
  • Replies to comments are supported with a self-referencing relationship.

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Technologies Used

• Backend:

  • ASP.NET Core
  • Entity Framework Core (ORM)
  • JWT (JSON Web Tokens)
  • System.Net.Mail (Email notifications)
  • System.IO.Compression (File compression)
  • SignalR (Real-time Comments)

• Database:

  • SQL Server

Database Schema

APIs

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Getting Started

Prerequisites

• .NET 8 SDK
• Visual Studio Code
• SQL Server

Installation

1. Clone the Repository:

   git clone https://github.com/MohamedM216/KnowledgeFlowApi.git
   cd KnowledgeFlowApi
   

2. Install Required Packages:

dotnet add package Microsoft.EntityFrameworkCore.SqlServer
dotnet add package Microsoft.AspNetCore.Authentication.JwtBearer
dotnet add package Microsoft.EntityFrameworkCore.Tools
dotnet add package Microsoft.AspNetCore.SignalR
dotnet add package System.IO.Compression
dotnet add package System.IO.Compression.ZipFile
dotnet add package BCrypt.Net-Next

3. Set Up the Database:

• Update the connection string in appsettings.json:

"ConnectionStrings": {
"DefaultConnection": "Server=your-server;Database=KnowledgeFlowDb;User Id=your-user;Password=your-password;"
}

• Run migrations to create the database:

dotnet ef migrations add InitialCreate
dotnet ef database update

3. Run the Application: In Visual Studio Code or terminal:

dotnet run