initial commit

2026-08-19 11:03:29 +05:30
commit 3914e4f304
23 changed files with 3050 additions and 0 deletions
--- a/src/main/java/com/rit/whatsapp/handler/LoginHandler.java
+++ b/src/main/java/com/rit/whatsapp/handler/LoginHandler.java
@@ -0,0 +1,64 @@
+package com.rit.whatsapp.handler;
+
+import com.rit.whatsapp.model.UserState;
+import com.rit.whatsapp.service.ImsApiService;
+import com.rit.whatsapp.service.SessionService;
+import com.rit.whatsapp.service.WhatsAppMessageService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+
+@Component
+public class LoginHandler {
+
+    private final WhatsAppMessageService messageService;
+    private final SessionService sessionService;
+    private final ImsApiService imsApiService;
+    private final StudentMenuHandler studentMenuHandler;
+
+    @Autowired
+    public LoginHandler(WhatsAppMessageService messageService, 
+                        SessionService sessionService, 
+                        ImsApiService imsApiService,
+                        StudentMenuHandler studentMenuHandler) {
+        this.messageService = messageService;
+        this.sessionService = sessionService;
+        this.imsApiService = imsApiService;
+        this.studentMenuHandler = studentMenuHandler;
+    }
+
+    public void startLoginFlow(String phoneNumber) {
+        sessionService.setUserState(phoneNumber, UserState.AWAITING_LOGIN_ID);
+        messageService.sendMessage(phoneNumber, "Welcome to RIT Digital Assistant! 🎓\n\nPlease enter your IMS User ID to login:");
+    }
+
+    public void handleLoginIdInput(String phoneNumber, String imsId) {
+        sessionService.setTempLoginId(phoneNumber, imsId);
+        sessionService.setUserState(phoneNumber, UserState.AWAITING_LOGIN_PASSCODE);
+        messageService.sendMessage(phoneNumber, "Thanks. Now, please enter your IMS Passcode:");
+    }
+
+    public void handlePasscodeInput(String phoneNumber, String passcode) {
+        String imsId = sessionService.getTempLoginId(phoneNumber);
+        
+        messageService.sendMessage(phoneNumber, "Authenticating with IMS... ⏳");
+
+        String imsSessionToken = imsApiService.authenticate(imsId, passcode);
+
+        if (imsSessionToken != null) {
+            // Authentication successful
+            sessionService.authenticateUser(phoneNumber, imsId, passcode, imsSessionToken);
+            sessionService.clearTempLoginId(phoneNumber);
+            sessionService.resetState(phoneNumber); // Reset the flow state
+            
+            messageService.sendMessage(phoneNumber, "✅ Login Successful!");
+            
+            // Show the main menu
+            studentMenuHandler.sendMainMenu(phoneNumber);
+        } else {
+            // Authentication failed
+            sessionService.clearTempLoginId(phoneNumber);
+            sessionService.setUserState(phoneNumber, UserState.AWAITING_LOGIN_ID);
+            messageService.sendMessage(phoneNumber, "❌ Login Failed. Invalid ID or Passcode. Please try again.\n\nEnter your IMS User ID:");
+        }
+    }
+}