CloudComputingBeanalyze

API Overview

This project provides a set of RESTful APIs for user management, authentication, registration, profile management, and classification, built using Express.js, MySQL, and JWT for secure token-based authentication. It also includes endpoints for prediction history and a classification model.

Key API Endpoints:

1. POST /register

   • Description: Register a new user with a unique username and password.
   • Request Body:

     {
       "username": "newuser123",
       "password": "securePassword123",
       "name": "John Doe",
       "city": "Jakarta",
       "email": "johndoe@example.com"
     }

   • Response: Success or error message indicating registration status.

     {
       "message": "User registered successfully"
     }

2. POST /login

   • Description: Authenticate user and generate a JWT token for further API requests.
   • Request Body:

     {
       "username": "existinguser",
       "password": "userpassword"
     }

   • Response: A JWT token for user authentication in subsequent requests.

     {
       "message": "Login successful",
       "token": "JWT_TOKEN_HERE"
     }

3. GET /user

   • Description: Retrieve the authenticated user's profile details.

   • Authentication: Requires a valid JWT token.

     Request Header:

     Field	Tipe	Deskripsi	Wajib
     Authorization	string	Format: Bearer <token>	Ya

   • Response: User profile details (username, name, city, email).

     {
       "username": "user123",
        "name": "John Doe",
        "city": "Jakarta",
        "email": "johndoe@example.com"
     }

4. POST /user/edit

   • Description: Update user profile information such as username, name, city, and email.
   • Authentication: Requires a valid JWT token for authorization.
   • Request Body:

     {
       "username": "newusername",
       "name": "Updated Name",
       "city": "New City",
       "email": "newemail@example.com"
     }

   • Response: Success message on successful update or error if no changes were made.

     {
       "message": "User registered successfully"
     }

5. GET /protected

   • Description: A protected route that returns a message for authenticated users only.

   • Authentication: Requires a valid JWT token.

   • Request Header:

     Field	Type	Description	Required
     Authorization	string	Format: Bearer <token>	Yes

   • Response: Success message with user data from the decoded JWT token.

     {
        "message": "Welcome to the protected route!",
        "user": {
            "id": 7,
            "username": "testuser",
            "iat": 1732281202,
            "exp": 1732886002
              }
      }

6. GET /predict_history

   • Description: Retrieve the prediction history of the authenticated user.

   • Authentication: Requires a valid JWT token.

   • Request Header:

     Field	Type	Description	Required
     Authorization	string	Format: Bearer <token>	Yes

   • Response: List of previous predictions made by the user.

      {
        "user": "John Doe",
        "history": [
            {
            "disease_name": "Yellow Deases",
            "confident": "87.24",
            "image_link_history": "https://storage.googleapis.com/imangehistory.jpg",
            "image_link_disease": "https://storage.googleapis.com/imagedisease.jpeg",
            "impact": "",
            "cause": "",
            "identification": "",
            "solution": "",
             "date": "2024-11-22"
            },
            {
            "disease_name": "Yellow Deases",
            "confident": "87.24",
            "image_link_history": "https://storage.googleapis.com/imangehistory.jpg",
            "image_link_disease": "https://storage.googleapis.com/imagedisease.jpeg",
            "impact": "",
            "cause": "",
            "identification": "",
            "solution": "",
            "date": "2024-11-22"
           }
           ]
       }

7. GET /disease

   • Description: Retrieve all disease records from the database.

   • Authentication: Requires a valid JWT token.

   • Request Header:

     Field	Type	Description	Required
     Authorization	string	Format: Bearer <token>	Yes

   • Response: List of all diseases with their details.

      {
        "diseases": [
          {
            "id": 1,
            "slugs": "covid-19",
            "name": "COVID-19",
            "image_url": "https://storage.googleapis.com/beanalyze-images-storage/disease-images/covid_image.jpg",
            "impact": "High impact on global health",
            "cause": "SARS-CoV-2 virus",
            "identification": "PCR test, symptoms observation",
            "solution": "Vaccination, isolation, and social distancing",
            "date_created": "2020-03-01",
            "date_updated": "2023-05-01"
          },
          {
            "id": 2,
            "slugs": "malaria",
            "name": "Malaria",
            "image_url": "https://storage.googleapis.com/beanalyze-images-storage/disease-images/malaria_image.jpg",
            "impact": "High impact in tropical regions",
            "cause": "Plasmodium parasite",
            "identification": "Blood test",
            "solution": "Antimalarial drugs, prevention of mosquito bites",
            "date_created": "2000-01-01",
            "date_updated": "2022-08-15"
          }
        ]
      }
     
     

8. POST /classification

   • Description: Submit an image for disease classification using an AI model.
   • Authentication: Requires a valid JWT token.

   Request Header:

   Field	Type	Description	Required
   Authorization	string	Format: Bearer <token>	Yes

   Request Body:

   Field	Type	Description	Required
   image	file	Image file for classification.	Yes

   Response:

   Success:

   {
     "message": "Prediction classified successfully",
     "disease_name": "Penyakit A",
     "confident": 85.2,
     "image_predict_link": "https://storage.googleapis.com/<bucket_name>/predict-images/<image_name>.jpg",
     "image_disease_link": "https://storage.googleapis.com/<bucket_name>/disease-images/<disease_image_name>.jpg",
     "impact": "Dampak penyakit A",
     "cause": "Penyebab penyakit A",
     "identification": "Cara identifikasi penyakit A",
     "solution": "Solusi untuk penyakit A",
     "date": "2024-11-22"
   }

   Error:

   1. Image Not Provided:

      {
        "message": "Image is required"
      }

   2. Unauthorized:

      {
        "message": "Unauthorized"
      }

Key Features:

• User Registration: Allows new users to register with hashed passwords.
• User Authentication: JWT token-based authentication for secure access to protected routes.
• User Profile Management: Retrieve and update user details after authentication.
• Classification: Perform real-time classification with a trained model.
• Prediction History: View the history of user predictions.
• Protected Routes: Access specific routes that require user authentication.
• Error Handling: Detailed error messages for failed requests (e.g., user not found, invalid token).

Technologies Used:

• Express.js for the web framework.
• MySQL for database management.
• JWT for secure authentication.
• bcryptjs for password hashing.
• Machine Learning Model for classification tasks.