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Sadhak #13

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5ff5e21
Login token authentication
devanganaB Jun 20, 2023
ab3ab0d
added number of pages
SadhakKumar Jul 7, 2023
f06566a
back to stable state
SadhakKumar Jul 7, 2023
cb4583b
Merge branch 'db' of https://github.com/devanganaB/smart_printer into…
devanganaB Jul 7, 2023
31cfc2e
overflows managed
devanganaB Jul 7, 2023
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Binary file added assets/images/bg.jpg
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68 changes: 61 additions & 7 deletions lib/Screens/HomePage.dart
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Original file line number Diff line number Diff line change
@@ -1,11 +1,12 @@
import 'dart:io';

import 'dart:convert';
import 'package:flutter/material.dart';
import 'package:smart_printer/Screens/SideMenu.dart';
import 'package:http/http.dart' as http;
import 'package:path_provider/path_provider.dart';
import 'package:file_picker/file_picker.dart';
import 'package:path/path.dart' as path;
import 'package:smart_printer/Screens/ViewProfile.dart';

class HomePage extends StatefulWidget {
const HomePage({Key? key}) : super(key: key);
Expand All @@ -21,6 +22,7 @@ class _HomePageState extends State<HomePage> {
String sides = 'one-side';
String orien = 'portrait';
String? _status;
num _numberOfPages = 0;

Future<void> _pickFiles() async {
FilePickerResult? result =
Expand All @@ -31,11 +33,35 @@ class _HomePageState extends State<HomePage> {
List<String?> filePaths = result.paths.toList();

List<int> numberOfCopies = List<int>.filled(files.length, 1);
String pcIpAddress = '172.24.240.1';
Uri url = Uri.parse('http://$pcIpAddress:3000/pages');
setState(() {
_selectedFiles = files;
_filePaths = filePaths;
_numberOfCopies = numberOfCopies;
});
for (int i = 0; i < _selectedFiles.length; i++) {
try {
int numberOfPages = await countPages(_selectedFiles[i]);
print('Number of pages in the file: $numberOfPages');
} catch (e) {
print('Error: $e');
}
}

// print('for loop starting');
// try {
// for (int i = 0; i < _selectedFiles.length; i++) {
// var request = http.MultipartRequest('POST', url);
// request.files
// .add(await http.MultipartFile.fromPath('pdf', _filePaths[i]!));
// var response = await request.send();
// }
// } catch (e) {
// print("error");
// }

// print('for loop ending');
}
}

Expand All @@ -49,7 +75,7 @@ class _HomePageState extends State<HomePage> {

try {
// Get the PC's IP address and the folder path
String pcIpAddress = '172.24.240.1'; // Replace with the PC's IP address
String pcIpAddress = '172.20.0.1'; // Replace with the PC's IP address

// Prepare the URL for file transfer
Uri url = Uri.parse('http://$pcIpAddress:3000/upload');
Expand All @@ -76,12 +102,17 @@ class _HomePageState extends State<HomePage> {
request.files.add(await http.MultipartFile.fromPath('pdf', tempPath));

// Send the request
var response = await request.send();

var streamedResponse = await request.send();
var response = await http.Response.fromStream(streamedResponse);
// Check the response status
if (response.statusCode == 200) {
setState(() {
_status = 'File transferred successfully';
final data = json.decode(response.body);
_numberOfPages += data['pages'];

print("this is pages");
print(_numberOfPages);
});
} else {
setState(() {
Expand All @@ -98,6 +129,24 @@ class _HomePageState extends State<HomePage> {
_emptyList();
}

Future<int> countPages(File file) async {
if (await file.exists()) {
List<String> list = file.readAsLinesSync();

int lineCount = list.length;
;
// await file.openRead().transform(utf8.decoder).forEach((line) {
// lineCount++;
// });

// Assuming an average of 50 lines per page, you can estimate the number of pages.
int pages = (lineCount / 50).ceil();
return pages;
} else {
throw FileSystemException('File not found');
}
}

void _deleteFile(int index) async {
await _selectedFiles.remove(_selectedFiles[index]);
await _filePaths.remove(_filePaths[index]);
Expand Down Expand Up @@ -144,6 +193,11 @@ class _HomePageState extends State<HomePage> {
),
),
const SizedBox(height: 20),
Text(
'number of pages used: $_numberOfPages',
style: TextStyle(fontSize: 20),
),
const SizedBox(height: 20),
Container(
margin: const EdgeInsets.symmetric(horizontal: 40),
padding:
Expand Down Expand Up @@ -182,7 +236,7 @@ class _HomePageState extends State<HomePage> {
style: TextStyle(
wordSpacing: 1,
fontFamily: 'Times New Roman',
fontSize: 18))
fontSize: 13))
],
),
),
Expand Down Expand Up @@ -274,7 +328,7 @@ class _HomePageState extends State<HomePage> {
style: TextStyle(
fontSize: 16, fontWeight: FontWeight.bold),
),
const SizedBox(width: 10),
const SizedBox(width: 3),
DropdownButton<String>(
value: sides,
onChanged: (String? newValue) {
Expand Down Expand Up @@ -304,7 +358,7 @@ class _HomePageState extends State<HomePage> {
style: TextStyle(
fontSize: 16, fontWeight: FontWeight.bold),
),
const SizedBox(width: 10),
const SizedBox(width: 3),
DropdownButton<String>(
value: orien,
onChanged: (String? newValue) {
Expand Down
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