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Bright Etornam Sunu iamEtornam

Focusing

Google Developer Expert Flutter & Dart. Mobile and Backend Engineering. Building cool stuff in Dart & Flutter.

iamEtornam / firebase_file_uploader.dart

Last active January 29, 2022 11:24

A simple code snippet to upload any file type to firebase storage

	```dart
	import 'package:mime/mime.dart'; //add mime to pubspec.yaml
	import 'package:uuid/uuid.dart'; //add uuid to pubspec.yaml
	import 'package:firebase_storage/firebase_storage.dart'; //add firebase storage to pubspec.yaml
	import 'package:path/path.dart'; //add path to pubspec.yaml

	final firebaseStorage = FirebaseStorage.instance;

	Future uploadFile({required File file}) async {
	const uuid = Uuid();

iamEtornam / navigator_extension.dart

Last active September 30, 2021 09:09

A navigator extension that checks if a route is already the current route hence no action is taken

	```dart

	import 'package:flutter/material.dart';

	extension NavigatorStateExtension on NavigatorState {

	void pushNamedIfNotCurrent( String routeName, {Object arguments} ) {
	if (!isCurrent(routeName)) {
	pushNamed( routeName, arguments: arguments );
	}

iamEtornam / example.dart

Created November 26, 2020 13:28

Getting range of a List and rendering it in ListViewBuilder

	import 'package:flutter/material.dart';


	void main() {
	runApp(MyApp());
	}

	class MyApp extends StatelessWidget {
	@override
	Widget build(BuildContext context) {

iamEtornam / sms_sender.js

Last active August 16, 2021 20:56

How to send sms using AWS SNS service in javascript

	'use strict';
	const AWS = require('aws-sdk');

	AWS.config.update({
	secretAccessKey: process.env.secretAccessKey,
	accessKeyId: process.env.accessKeyId,
	region: process.env.region
	});

	const sendSms = function (event, context, callback) {

iamEtornam / main.dart

Last active October 22, 2020 18:02

Generate dynamic initial route in Flutter

	import 'package:flutter/material.dart';

	final Color darkBlue = Color.fromARGB(255, 18, 32, 47);

	void main() {
	runApp(MyApp());
	}

	class MyApp extends StatelessWidget {
	@override

iamEtornam / build.grade

Created July 27, 2020 15:53

Include both 32bit and 64bit arm libflutter.so files into your APK

	def localProperties = new Properties()
	def localPropertiesFile = rootProject.file('local.properties')
	if (localPropertiesFile.exists()) {
	localPropertiesFile.withReader('UTF-8') { reader ->
	localProperties.load(reader)
	}
	}

	def keystorePropertiesFile = rootProject.file("keystore.properties") //signing key
	def keystoreProperties = new Properties()

iamEtornam / imageUploader.js

Created June 26, 2020 17:16

uploading files to aws s3 bucket using nodejs

	const express = require('express');
	const router = express.Router();

	const upload = require('../services/uploder_service');

	const singleUpload = upload.single('image');


	router.post('/image-upload', function(req, res) {
	singleUpload(req, res, function(err) {

iamEtornam / main.dart

Created June 11, 2020 19:13

sample code on how to use flutter date picker

	```dart
	import 'package:flutter/material.dart';

	void main() {
	runApp(MyApp());
	}

	class MyApp extends StatelessWidget {
	@override
	Widget build(BuildContext context) {

iamEtornam / another_page.dart

Last active March 7, 2020 09:42

	//add to pubspec: material_segmented_control: ^2.0.9

	import 'package:flutter/cupertino.dart';
	import 'package:flutter/material.dart';
	import 'package:flutter/rendering.dart';
	import 'package:flutter_icons/flutter_icons.dart';
	import 'package:material_segmented_control/material_segmented_control.dart';


	class TeamDashboardPage extends StatefulWidget {

iamEtornam / fromHex.dart

Created January 20, 2020 15:03

converts color code to Hex color code

	```dart
	import 'package:flutter/material.dart';

	Color fromHex(String hexString) {
	final buffer = StringBuffer();
	if (hexString.length == 6 \|\| hexString.length == 7) buffer.write('ff');
	buffer.write(hexString.replaceFirst('#', ''));
	return Color(int.parse(buffer.toString(), radix: 16));
	}
	```dart