login endpoints at the backend

ExpressBackend/package.json

@@ -15,6 +15,7 @@
   "license": "ISC",
   "dependencies": {
     "axios": "^1.2.2",
+    "bcrypt": "^5.1.0",
     "cors": "^2.8.5",
     "crypto-js": "^4.1.1",
     "express": "^4.18.2",

ExpressBackend/route/patient-routes/login-route.js

+const express = require("express");
+const router = express.Router();
+const Patient = require("./../../model/patient/patient");
+const DecryptWithServerKey = require("./../../services/decryptionservice");
+const bcrypt = require("bcrypt");
+
+router.post("/", async (req, res) => {
+  const username = req.body.username;
+  const password = req.body.password;
+
+  const decryptedUsername = username;
+
+  console.log(decryptedUsername, password);
+
+  try {
+    const patientResponse = await Patient.findOne({
+      username: decryptedUsername,
+    });
+
+    if (patientResponse == null) {
+      console.log("Invalid");
+      res.status(401).json({
+        message: "Invalid",
+      });
+      console.log("/patient/login - Invalid username");
+    } else {
+      if (patientResponse.password === password) {
+        console.log("Success");
+        res.status(200).json({
+          message: "Success",
+          data: patientResponse,
+        });
+        console.log("/patient/login - login success");
+      } else {
+        console.log("Invalid");
+        res.status(500).json({
+          message: "Invalid",
+        });
+        console.log("/patient/login - Invalid username or password");
+      }
+    }
+  } catch (errorWhenGettingPractitionerDetails) {
+    console.log("Internal server error");
+    res.status(500).json({
+      message: "Invalid",
+    });
+    console.log("/patient/login - Internal server error");
+  }
+});
+
+module.exports = router;

ExpressBackend/route/practitioner-routes/login-route.js

+const express = require("express");
+const router = express.Router();
+const Practitioner = require("./../../model/practitioner/practitioner");
+const DecryptWithServerKey = require("./../../services/decryptionservice");
+const bcrypt = require("bcrypt");
+
+router.post("/", async (req, res) => {
+  const { username, password } = req.body;
+
+  const decryptedUsername = username;
+
+  try {
+    const practitionerResponse = await Practitioner.findOne({
+      username: decryptedUsername,
+    });
+
+    if (practitionerResponse == null) {
+      console.log("Invalid");
+      res.status(401).json({
+        message: "Invalid",
+      });
+      console.log("/practitioner/login - Invalid username");
+    } else {
+      if (practitionerResponse.password === password) {
+        console.log("Success");
+        res.status(200).json({
+          message: "Success",
+          data: practitionerResponse,
+        });
+        console.log("/practitioner/login - login success");
+      } else {
+        console.log("Invalid");
+        res.status(500).json({
+          message: "Invalid",
+        });
+        console.log("/practitioner/login - Invalid username or password");
+      }
+    }
+  } catch (errorWhenGettingPractitionerDetails) {
+    console.log("Internal server error");
+    res.status(500).json({
+      message: "Invalid",
+    });
+    console.log("/practitioner/login - Internal server error");
+  }
+});
+
+module.exports = router;

ExpressBackend/server.js

@@ -35,6 +35,9 @@ app.use("/patient/createnft", patientNft);
 const getNFTReqs = require("./route/patient-routes/get-nft-requests");
 app.use("/nftrequests", getNFTReqs);
 
+const patientLogin = require("./route/patient-routes/login-route");
+app.use("/patient/login", patientLogin);
+
 //practitioner routes
 const practitionerRegister = require("./route/practitioner-routes/registration-route");
 app.use("/practitioner/register", practitionerRegister);
@@ -54,6 +57,9 @@ app.use("/practitioner/allpractitioner", practitionerAll);
 const practitionerUserReqs = require("./route/practitioner-routes/view-requests-route");
 app.use("/practitioner/practitionerrequests", practitionerUserReqs);
 
+const practitionerLogin = require("./route/practitioner-routes/login-route");
+app.use("/practitioner/login", practitionerLogin);
+
 app.listen(process.env.SERVER_PORT, () =>
   console.log("Server started on port " + process.env.SERVER_PORT)
 );