updated getEmail and getScannedEmail endpoints. Added Polling and Rescan Inbox feature for EmailScreen.tsx

api/qrCodeAPI.tsx

@@ -16,9 +16,9 @@ const API_URL_SET_BOOKMARK = "/v1/user/setBookmark";
 const API_URL_DELETE_BOOKMARK = "/v1/user/deleteBookmark";
 
 
-const API_URL_GET_SCANNED_GMAILS = "/v1/gmail/getEmails";
+const API_URL_GET_EMAILS = "/v1/gmail/getEmails";
-const API_URL_GET_USER = "/v1/user/getUser"; // New endpoint
+const API_URL_GET_SCANNED_EMAILS = "/v1/gmail/getScannedEmails";
-
+const API_URL_GET_USER = "/v1/user/getUser"; 
 
 
 // Create an Axios instance
@@ -103,37 +103,6 @@ export const getQRCodeDetails = async (qrCodeId: string) => {
   });
 };
 
-// Function to get scanned Gmail emails
-export const getEmails = async (accessToken: string) => {
-  console.log("getEmails function called");
-
-  try {
-    console.log("Making API request to get scanned emails with accessToken:", accessToken);
-    const response = await apiRequest({
-      method: 'get',
-      url: `${API_BASE_URL}${API_URL_GET_SCANNED_GMAILS}`,
-      headers: {
-        'accessToken': accessToken,
-      },
-    });
-
-    console.log("API Response:", response);
-    return response;
-  } catch (error) {
-    console.error("Error during getEmails API call:", error);
-
-    if (error.response) {
-      console.error("Response error data:", error.response.data);
-    } else if (error.request) {
-      console.error("Request error, no response received:", error.request);
-    } else {
-      console.error("Error message:", error.message);
-    }
-
-    throw error;
-  }
-};
-
 //-----------
 
 // GET User's Scanned Histories
@@ -187,14 +156,67 @@ export const deleteAllScannedHistories = async () => {
   });
 };
 
-// GET Scan user's GMAILS
+// GET already scanned emails from DB
-export const getScannedGmails = async () => {
+export const getScannedEmails = async () => {
-  return apiRequest({
+  console.log("getScannedEmails function called");
+
+  try {
+    console.log("Making API request to get already scanned emails from the database");
+    const response = await apiRequest({
       method: 'get',
-    url: `${API_BASE_URL}${API_URL_GET_SCANNED_GMAILS}`
+      url: `${API_BASE_URL}${API_URL_GET_SCANNED_EMAILS}`
     });
+
+    console.log("API Response:", response);
+    return response;
+  } catch (error) {
+    console.error("Error during getScannedEmails API call:", error);
+
+    if (error.response) {
+      console.error("Response error data:", error.response.data);
+    } else if (error.request) {
+      console.error("Request error, no response received:", error.request);
+    } else {
+      console.error("Error message:", error.message);
+    }
+
+    throw error;
+  }
 };
 
+// Function to get start the scanning of inbox in server
+export const getEmails = async (accessToken: string, refreshToken: string) => {
+  console.log("getEmails function called");
+
+  try {
+    console.log("Making API request to get Gmail emails with accessToken and refreshToken");
+    const response = await apiRequest({
+      method: 'get',
+      url: `${API_BASE_URL}${API_URL_GET_EMAILS}`,
+      headers: {
+        accessToken,
+        refreshToken,
+      },
+    });
+
+    console.log("API Response:", response);
+    return response;
+  } catch (error) {
+    console.error("Error during getEmails API call:", error);
+
+    if (error.response) {
+      console.error("Response error data:", error.response.data);
+    } else if (error.request) {
+      console.error("Request error, no response received:", error.request);
+    } else {
+      console.error("Error message:", error.message);
+    }
+
+    throw error;
+  }
+};
+
+
 // Get user information
 export const getUserInfo = async () => {
   return apiRequest({

screens/EmailScreen.tsx

@@ -1,55 +1,83 @@
-
 import React, { useState, useEffect } from 'react';
 import { View, Text, TouchableOpacity, FlatList, StyleSheet, ActivityIndicator, Alert } from 'react-native';
-import { getEmails } from '../api/qrCodeAPI';
+import { getEmails, getScannedEmails } from '../api/qrCodeAPI';
 
 const EmailScreen: React.FC = () => {
   const [selectedMessage, setSelectedMessage] = useState(null);
   const [emailData, setEmailData] = useState(null);
   const [loading, setLoading] = useState(true);
+  const [rescanLoading, setRescanLoading] = useState(false);
   const [error, setError] = useState(null);
   
   useEffect(() => {
-    const fetchEmails = async () => {
+    startPollingForScannedEmails();
+  }, []);
+
+  // Function to initiate the email fetching process
+  const initiateEmailFetch = async () => {
+    setRescanLoading(true);
     try {
-        const emails = await getEmails('access Token here!!!'); // Replace with actual token retrieval
+      // Call to start email fetching process
-        setEmailData(emails);
+      const response = await getEmails(
+        'Access Token here',
+        'Refresh Token here'
+      );
+      setRescanLoading(false);
     } catch (error) {
-        setError('Error fetching emails.');
+      console.error('Error initiating email fetch:', error);
-      } finally {
+      setError('Error rescanning inbox.');
-        setLoading(false);
+      setRescanLoading(false);
     }
   };
 
-    fetchEmails();
+  // Function to poll for scanned emails
-  }, []);
+  const startPollingForScannedEmails = () => {
+    const pollingInterval = setInterval(async () => {
+      try {
+        const scannedEmails = await getScannedEmails();
+        if (scannedEmails) {
+          setEmailData(scannedEmails);
+          clearInterval(pollingInterval);
+          setLoading(false);
+        }
+      } catch (error) {
+        console.error('Error fetching scanned emails:', error);
+        setError('Error fetching emails.');
+        clearInterval(pollingInterval);
+        setLoading(false);
+      }
+    }, 3000); // Poll every 3 seconds
+  };
 
   const handleSelectMessage = (message) => {
     setSelectedMessage(selectedMessage === message ? null : message);
   };
 
-  if (loading) {
-    return (
-      <View style={styles.loadingContainer}>
-        <ActivityIndicator size="large" color="#ff69b4" />
-        <Text >Fetching emails...</Text>
-      </View>
-    );
-  }
-
-  if (error) {
-    return (
-      <View style={styles.errorContainer}>
-        <Text>{error}</Text>
-      </View>
-    );
-  }
-
   return (
     <View style={styles.container}>
+      {loading && (
+        <View style={styles.loadingContainer}>
+          <ActivityIndicator size="large" color="#ff69b4" />
+          <Text style={{ color: '#ff69b4' }}>Fetching emails...</Text>
+        </View>
+      )}
+      {error && (
+        <View style={styles.errorContainer}>
+          <Text style={{ color: '#ff69b4' }}>{error}</Text>
+        </View>
+      )}
       {emailData && (
         <>
-          <Text style={styles.header}>{emailData.emailAddress}</Text>
+          <View style={styles.buttonContainer}>
+            <TouchableOpacity onPress={initiateEmailFetch} style={styles.button}>
+              <Text style={styles.buttonText}>Rescan Inbox</Text>
+            </TouchableOpacity>
+          </View>
+          {rescanLoading && (
+            <View style={styles.rescanIndicator}>
+              <Text style={{ color: '#ff69b4' }}>Rescanning inbox...</Text>
+            </View>
+          )}
           <FlatList
             data={emailData.messages}
             keyExtractor={(item) => item.messageId}
@@ -86,7 +114,7 @@ const EmailScreen: React.FC = () => {
                           </View>
                         ))}
                       </View>
-)}
+                    )}
                   </View>
                 )}
               </TouchableOpacity>
@@ -115,11 +143,24 @@ const styles = StyleSheet.create({
     backgroundColor: '#f8f0fc',
     padding: 10,
   },
-  loadingText: {
+  buttonContainer: {
-    fontSize: 18,
+    justifyContent: 'center',
-    color: '#ff69b4',
+    alignItems: 'center',
-    marginBottom: 10,
+    marginVertical: 20,
-    textAlign: 'center',
+  },
+  button: {
+    backgroundColor: '#ff69b4',
+    padding: 10,
+    borderRadius: 5,
+  },
+  buttonText: {
+    color: '#fff',
+    fontWeight: 'bold',
+  },
+  rescanIndicator: {
+    justifyContent: 'center',
+    alignItems: 'center',
+    marginVertical: 10,
   },
   emailListContainer: {
     flex: 1,