Merge pull request #234 from SatwikMohan/medicine_api

[New API] : A-Z Medicine API for India

New_APIs/A_Z_Medicine_API_For_INDIA/README.md

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+# Medicine API for India
+
+## Installation
+
+To use this program, you need to have Node.js installed. Then, install the required `express` library by running:
+
+```sh
+npm i express
+```
+
+## Method to use the API
+
+1. Run the index.mjs file using the following command:
+```sh
+    node index.mjs
+```
+
+OR
+
+```sh
+    nodemon index.mjs
+```
+
+2. Use the enpoints to get your desired service.
+
+3. Endpoint 1 - /searchByName 
+To get the data of the medicine with the following name
+
+GET - http://localhost:80/searchByName?name=(Enter Medicine Name)
+
+Query Parameter => name
+
+eg - name = Zaling Plus Tablet CR
+
+```bash
+
+{
+  "result": [
+    {
+      "id": 249154,
+      "name": "Zaling Plus Tablet CR",
+      "price": 165,
+      "Is_discontinued": "FALSE",
+      "manufacturer_name": "Mitis Biomedics Ltd",
+      "type": "allopathy",
+      "pack_size_label": "strip of 10 tablet cr",
+      "short_composition1": "Paroxetine (12.5mg) ",
+      "short_composition2": " Clonazepam (0.5mg)"
+    }
+  ]
+}
+
+```
+
+4. Endpoint 2 - /searchByManufacturer 
+To get the data of the medicine with the following manufacturer's name
+
+GET - http://localhost:80/searchByManufacturer?manufacturer=(Enter Manufacturer Name)
+
+Query Parameter => manufacturer
+
+eg - manufacturer = Mitis Biomedics Ltd
+
+```bash
+
+{
+  "result": [
+    {
+      "id": 249154,
+      "name": "Zaling Plus Tablet CR",
+      "price": 165,
+      "Is_discontinued": "FALSE",
+      "manufacturer_name": "Mitis Biomedics Ltd",
+      "type": "allopathy",
+      "pack_size_label": "strip of 10 tablet cr",
+      "short_composition1": "Paroxetine (12.5mg) ",
+      "short_composition2": " Clonazepam (0.5mg)"
+    }
+  ]
+}
+
+```
+
+5. Endpoint 3 - /AllDiscontinued
+To get the data of the medicines which are discontinued
+
+GET - http://localhost:80/AllDiscontinued
+
+6. Endpoint 4 - /searchByPrice
+To get the data of all the medicines with the following price
+
+GET - http://localhost:80/searchByPrice?price=(Enter the price)
+
+Query Parameter => price
+
+eg - price = 90
+
+7. Endpoint 5 - /searchByPriceUnder
+To get the data of all the medicines under the following price
+
+GET - http://localhost:80/searchByPriceUnder?price=(Enter the price)
+
+Query Parameter => price
+
+eg - price = 90
+
+8. Endpoint 6 - /searchByPriceAbove
+To get the data of all the medicines above the following price
+
+GET - http://localhost:80/searchByPriceAbove?price=(Enter the price)
+
+Query Parameter => price
+
+eg - price = 90
+

New_APIs/A_Z_Medicine_API_For_INDIA/index.mjs

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+import express from 'express'
+import router from './routes.mjs';
+const app = express();
+app.use(express.json());
+app.use(router);
+const PORT = process.env.PORT||80;
+app.listen(PORT,()=>{
+    console.log("Running on port "+PORT);
+})

New_APIs/A_Z_Medicine_API_For_INDIA/middleware.js

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+module.exports={
+    searchByNameMiddleware:function(request,response,next){
+        const {query} = request;
+        if(!query){
+            return response.status(400).send({msg:"name field query is required"});
+        }else{
+            const name = query.name;
+            console.log(name);
+            if(!(typeof name == "string")|| name.length==0){
+                return response.status(400).send({msg:"Invalid field value"});
+            }
+            query.name = name.toLocaleLowerCase().trim().replaceAll(" ","");
+        }
+        next();
+    },
+    searchByManufacturerMiddleware:function(request,response,next){
+        const {query} = request;
+        if(!query){
+            return response.status(400).send({msg:"manufacturer field query is required"});
+        }else{
+            const manufacturer = query.manufacturer;
+            console.log(manufacturer);
+            if(!(typeof manufacturer == "string")|| manufacturer.length==0){
+                return response.status(400).send({msg:"Invalid field value"});
+            }
+            query.manufacturer = manufacturer.toLocaleLowerCase().trim().replaceAll(" ","");
+        }
+        next();
+    },
+    searchByPriceMiddleware:function(request,response,next){
+        const {query} = request;
+        if(!query){
+            return response.status(400).send({msg:"price field query is required"});
+        }else{
+            const price = query.price;
+            console.log(price);
+            if(!(typeof price == "string")|| price.length==0){
+                return response.status(400).send({msg:"Invalid field value"});
+            }
+        }
+        next();
+    }
+}