Backend system

This backend system is running on PORT 5000 unless you defined on environment variable.

Prerequisite

• Make sure you have node js installed.
• Make sure you have postgreSQL installed.
• Create .env file on root project. See .env-example file for variable that you must be set on your .env file.

How to run

• Clone this repo by typing git clone https://github.com/mrdzick/recommender-system-using-haversine.git on your terminal.
• Pointing it to branch named back-end by typing git checkout origin/back-end on your terminal.
• Run npm install to install all dependencies.
• Run npm run migrate to run database migrations.
• Run npm run build to build this app.
• Run npm run start to run this app.
• You're ready to access all endpoints.

List endpoints

Notes: Fill the $PORT that you've been set on .env file or just fill it with 5000 (default PORT).

• GET http://localhost:$PORT/sellers: Get all sellers (waste bank).

  Response:

  {
    "status": "success",
    "message": "Berhasil mendapatkan data waste bank!",
    "data": [
        {
            "id": string,
            "companyName": string,
            "province": string,
            "city": string,
            "latitude": number,
            "longitude": number
        }
    ]
  }
  

• GET http://localhost:$PORT/sellers/$SELLER_ID: Get detail seller. Replace $SELLER_ID with the id of seller that you want to see.

  Response:

  {
    "status": "success",
    "message": "Berhasil mendapatkan data detail seller!",
    "data": {
        "id": string,
        "companyName": string,
        "province": string,
        "city": string,
        "latitude": number,
        "longitude": number,
        "wasteInventories": [
            {
                "id": number,
                "name": string
            }
        ]
    }
  }
  

• GET http://localhost:$PORT/buyers: Get all buyers.

  Response:

  {
    "status": "success",
    "message": "Berhasil mendapatkan data buyer!",
    "data": [
        {
            "id": string,
            "companyName": string,
            "province": string,
            "city": string,
            "latitude": number,
            "longitude": number
        }
    ]
  }
  

• http://localhost:$PORT/recommender-sellers?latbuyer=$LATITUDE_BUYER&longbuyer=$LONGITUDE_BUYER&wasteId=$WASTE_ID: Get all recommended sellers (waste bank) that sorted from closest to the most far distance from buyer. Fill $LATITUDE_BUYER with the value of buyer's latitude and fill $LONGITUDE_BUYER with the value of buyer's longitude. You can also get the only sellers which has specific waste by fill $WASTE_ID with id of selected waste. This $WASTE_ID is optional. If you omit $WASTE_ID, api will returning all sellers by default.

  Response:

  {
    "status": "success",
    "message": "Berhasil mendapatkan data rekomendasi seller!",
    "data": [
        {
          "sellerId": string,
          "companyName": string,
          "city": string,
          "latitude": number,
          "longitude": number,
          "distance": number
        }
    ]
  }
  

• GET http://localhost:$PORT/wastes: Get all wastes.

  Response:

  {
    "status": "success",
    "message": "Berhasil mendapatkan data limbah!",
    "data": [
        {
            "id": number,
            "name": string
        }
    ]
  }
  

• POST http://localhost:$PORT/wastes: Create a waste.

  Request Body:

  {
    "name": string
  }
  

  Response:

  {
    "status": "success",
    "message": "Berhasil membuat data limbah!"
  }
  

• DELETE http://localhost:$PORT/wastes/$WASTE_ID. Delete a waste. Replace $WASTE_ID with the id of waste that you want to delete.

  Response:

  {
    "status": "success",
    "message": "Berhasil menghapus data limbah!"
  }
  

• POST http://localhost:$PORT/sellers/$SELLER_ID/waste-inventories: Create a waste inside waste inventory seller. Replace $SELLER_ID with id of seller that you want to add its waste inventory.

  Request Body:

  {
    "wasteId": number
  }
  

• DELETE http://localhost:$PORT/sellers/$SELLER_ID/waste-inventories/$WASTE_ID: Remove a waste from seller inventory. Replace $SELLER_ID with id of seller and $WASTE_ID with id of waste that you want to removed from its seller.

  Response:

  {
    "status": "success",
    "message": "Berhasil menghapus data inventory limbah!"
  }