From 19a1230781e5e69fcd1e2b0112a1a49d00de9078 Mon Sep 17 00:00:00 2001
From: Isky <iskandershah_ss43@hotmail.com>
Date: Sun, 7 Jul 2024 16:38:44 +0800
Subject: [PATCH] Restored comments, and added share feature

---
 components/ScannedDataBox.tsx | 35 ++++++++++++++++++++++++++--
 screens/QRScannerScreen.tsx   | 43 ++++++++++++++++++++++++++---------
 2 files changed, 65 insertions(+), 13 deletions(-)

diff --git a/components/ScannedDataBox.tsx b/components/ScannedDataBox.tsx
index 28ad862..07ada36 100644
--- a/components/ScannedDataBox.tsx
+++ b/components/ScannedDataBox.tsx
@@ -1,14 +1,16 @@
 import React, { useEffect, useState } from 'react';
-import { View, Text, StyleSheet, Image, TouchableOpacity, Modal } from 'react-native';
+import { View, Text, StyleSheet, Image, TouchableOpacity, Modal, Share } from 'react-native';
 import QRCode from 'react-native-qrcode-svg';
 import { Ionicons } from '@expo/vector-icons';
 
+// Define Props for ScannedDataBox component
 interface ScannedDataBoxProps {
   data: string;
   dataType: string;
   clearScanData: () => void;
 }
 
+// Define ScanResult interface
 interface ScanResult {
   secureConnection: boolean;
   virusTotalCheck: boolean;
@@ -21,6 +23,7 @@ const ScannedDataBox: React.FC<ScannedDataBoxProps> = ({ data, dataType, clearSc
   console.log("ScannedDataBox -> Data", data);
   console.log("DataType", dataType);
 
+  // Set scan result based on data
   useEffect(() => {
     // Assuming scanResult is directly related to data
     setScanResult({
@@ -28,8 +31,10 @@ const ScannedDataBox: React.FC<ScannedDataBoxProps> = ({ data, dataType, clearSc
       virusTotalCheck: !data.includes('danger'), // Example logic
       redirects: data.includes('redirect') ? 1 : 0, // Example logic
     });
+    console.log("Scan result set:", scanResult);
   }, [data]);
 
+  // Determine the result text based on scan result
   const getResultText = () => {
     if (!scanResult) {
       return 'UNKNOWN';
@@ -43,6 +48,7 @@ const ScannedDataBox: React.FC<ScannedDataBoxProps> = ({ data, dataType, clearSc
     }
   };
 
+  // Determine the result color based on result text
   const getResultColor = () => {
     const result = getResultText();
     if (result === 'DANGEROUS') {
@@ -56,11 +62,26 @@ const ScannedDataBox: React.FC<ScannedDataBoxProps> = ({ data, dataType, clearSc
     }
   };
 
+  // Handle sharing the data
+  const handleShare = async () => {
+    try {
+      await Share.share({
+        message: data,
+      });
+      console.log('Data shared:', data);
+    } catch (error) {
+      console.error('Error sharing the data:', error);
+    }
+  };
+
   return (
     <View style={styles.dataBox}>
+      {/* Close button */}
       <TouchableOpacity style={styles.closeButton} onPress={clearScanData}>
         <Ionicons name="close-circle-outline" size={18} color="#ff69b4" />
       </TouchableOpacity>
+      
+      {/* Display scanned data */}
       <View style={styles.row}>
         <Image source={require('../assets/ScanIcon3.png')} style={styles.scan_icon} />
         <Text style={styles.payload}>{data}</Text>
@@ -74,14 +95,20 @@ const ScannedDataBox: React.FC<ScannedDataBoxProps> = ({ data, dataType, clearSc
         </Text>
       </View>
       <View style={styles.divider} />
+      
+      {/* Display data type */}
       <Text style={styles.typeText}>Type: {dataType}</Text>
       <Text style={styles.blankLine}>{'\n'}</Text>
+      
+      {/* Display scan checks */}
       <Text style={styles.checksText}>Checks</Text>
       <Text style={styles.checksText}>Secure Connection: {scanResult?.secureConnection ? '✔️' : '✘'}</Text>
       <Text style={styles.checksText}>Virus Total Check: {scanResult?.virusTotalCheck ? '✔️' : '✘'}</Text>
       <Text style={styles.checksText}>Redirects: {scanResult ? scanResult.redirects : 'N/A'}</Text>
+      
+      {/* Action buttons */}
       <View style={styles.iconContainer}>
-        <TouchableOpacity style={styles.iconButton}>
+        <TouchableOpacity style={styles.iconButton} onPress={handleShare}>
           <Ionicons name="share-social" size={18} color="#2196F3" />
           <Text style={styles.iconText}>Share</Text>
         </TouchableOpacity>
@@ -91,12 +118,16 @@ const ScannedDataBox: React.FC<ScannedDataBoxProps> = ({ data, dataType, clearSc
         </TouchableOpacity>
       </View>
       <View style={styles.divider} />
+      
+      {/* More information button */}
       <Text style={styles.moreInfoText}>More Information</Text>
       <TouchableOpacity style={styles.moreInfoButton} onPress={() => setIsModalVisible(true)}>
         <Ionicons name="shield-checkmark" size={18} color="#ff69b4" />
         <Text style={styles.moreInfoButtonText}>Security Headers</Text>
         <Ionicons name="chevron-forward" size={18} color="#ff69b4" />
       </TouchableOpacity>
+      
+      {/* Modal for security headers */}
       <Modal
         visible={isModalVisible}
         transparent={true}
diff --git a/screens/QRScannerScreen.tsx b/screens/QRScannerScreen.tsx
index cff9d4f..7e2d5d4 100644
--- a/screens/QRScannerScreen.tsx
+++ b/screens/QRScannerScreen.tsx
@@ -1,15 +1,20 @@
 import React, { useState, useEffect } from 'react';
-import { View, Text, StyleSheet, ActivityIndicator, TouchableOpacity, Alert } from 'react-native';
+import { View, Text, StyleSheet, ActivityIndicator, TouchableOpacity, Alert, Image } from 'react-native';
 import { Camera, CameraView, scanFromURLAsync } from 'expo-camera';
+import { useDispatch } from 'react-redux';
 import axios from 'axios'; // For URL calls
 import { Ionicons } from '@expo/vector-icons'; // For icons
 import { useNavigation } from '@react-navigation/native';
 import * as ImagePicker from 'expo-image-picker';
 import ScannedDataBox from '../components/ScannedDataBox';
-import { useDispatch } from 'react-redux';
 import { addQRCode } from '../actions/qrCodeActions';
 
-const QRScannerScreen: React.FC = () => {
+interface QRScannerScreenProps {
+  clearScanData: () => void;
+}
+
+// Main Function
+const QRScannerScreen: React.FC<QRScannerScreenProps> = ({ clearScanData }) => {
   const navigation = useNavigation(); // call Navigation bar
   const [showSplash, setShowSplash] = useState<boolean>(true); // call splash screen
   const dispatch = useDispatch();
@@ -20,45 +25,52 @@ const QRScannerScreen: React.FC = () => {
   const [dataType, setDataType] = useState<string>(''); // State for data type
   const [enableTorch, setEnableTorch] = useState<boolean>(false); // State for torch
 
+  // Request Camera Permission and initialize the app
   useEffect(() => {
     const initializeApp = async () => {
       const { status } = await Camera.requestCameraPermissionsAsync();
       setHasPermission(status === 'granted');
       setShowSplash(false);
+      console.log("Camera permissions initialized");
     };
 
     initializeApp();
   }, []);
 
+  // Clear Scan Data
   const clearScanDataInternal = () => {
     setScannedData('');
     setScanned(false);
     setDataType('');
+    console.log("Scan data cleared");
   };
 
+  // Handle QR Code Payload
   const handlePayload = async (payload: string) => {
     setScanned(true);
-    console.log("Scanning Competed payload is :", payload);
+    console.log("Scanning Completed. Payload is:", payload);
     const type = await sendToAPIServer(payload);
 
     const qrCode = {
       data: payload,
       type,
-      bookmarked: false,
       scanResult: {
         secureConnection: true, // Placeholder, replace with actual logic
         virusTotalCheck: true,  // Placeholder, replace with actual logic
         redirects: 0           // Placeholder, replace with actual logic
-      }
+      },
+      bookmarked: false, // Add the bookmarked property
     };
 
     setScannedData(payload);
-    console.log("handlePayload -> payload", payload);
-    console.log("handlePayload -> type", type);
+    console.log("Payload received:", payload);
+    console.log("Type received from server:", type);
     setDataType(type);
-    dispatch(addQRCode(qrCode));
+    dispatch(addQRCode(qrCode)); // Dispatch action to save QR code data
+    console.log("QR code data added to history");
   };
 
+  // Send QR Code Data to Backend Server
   const sendToAPIServer = async (payload: string): Promise<string> => {
     console.log('Sending QR code data to backend:', payload);
 
@@ -78,17 +90,23 @@ const QRScannerScreen: React.FC = () => {
     }
   };
 
+  // Toggle Torch (Flashlight)
   const toggleTorch = () => {
     setEnableTorch((prev) => !prev);
+    console.log("Torch toggled:", enableTorch ? "off" : "on");
   };
 
+  // Handle Test Scan
   const handleTestScan = () => {
     handlePayload('TEST123');
+    console.log("Test scan executed");
   };
 
+  // Read QR Code from Image
   const readQRFromImage = async () => {
     clearScanDataInternal();
-    console.log("readingQRFromImage");
+    console.log("Reading QR code from image");
+
     const result = await ImagePicker.launchImageLibraryAsync({
       mediaTypes: ImagePicker.MediaTypeOptions.Images,
       allowsEditing: false, // Don't ask user to crop images
@@ -101,10 +119,11 @@ const QRScannerScreen: React.FC = () => {
         if (scannedResult && scannedResult[0] && scannedResult[0].data) {
           handlePayload(scannedResult[0].data);
           // Not sure why scannedResult.data is undefined but access as array work, KIV
-          console.log('readingQRFromImage -> scannedResult[0].data:', scannedResult[0].data);
+          console.log('QR code data from image:', scannedResult[0].data);
         } else {
           setScannedData("No QR Code Found");
           setTimeout(() => setScannedData(""), 4000);
+          console.log("No QR code found in the selected image");
         }
       } catch (error) {
         console.error('Error scanning QR code from image:', error);
@@ -113,9 +132,11 @@ const QRScannerScreen: React.FC = () => {
     }
   };
 
+  // Clear scan data when screen is focused
   useEffect(() => {
     const unsubscribe = navigation.addListener('focus', () => {
       clearScanDataInternal();
+      console.log("Screen focused, scan data cleared");
     });
     return unsubscribe;
   }, [navigation]);