Flutter Nodejs Chat App Tutorial | Part 2

Flutter Nodejs Mongodb Socket Chat App Tutorial.
This is a Nodejs and Flutter complete app for beginners to advanced level. Here in tutorial we will Mongodb for our database and JWT for authentication.
Flutter and Nodejs is covered from beginners to advanced level. We also showed how to deploy your Nodejs server to real world server. You may use that server for free.
About the app more here
Part 1
Part 3

Part 2 is missing some code in the video. You may get them from the link below

We used Nodejs for restful using Express framework. Since it's most popular Nodejs framework, it would be easy to follow for everyone.
📕📕📕📕📕📕 (13+ hours)

Complete source code
😀😀😀😀Bangali can pay through bikash and get the source code
01879995515 (bikash code). Once you make the payment I will send you the source code.

Twitter/Instagram @dbestech

Timeline
00:05:48:06 Bookmark from a job id updates
00:11:02:50 Creating a Chat Model
00:14:15:57 Login post request with NodeJS Backend
00:24:40:38 Storing State in Shared preference and setting up dynamic app entrypoint
00:30:21:35 Using providers to setting advanced login page logic
00:40:12:53 Http request in providers and logout function in provider
00:47:22:03 Logining in and updating logout function
00:51:53:52 Update profile with CustomTextField
01:03:24:01 Setting up firebase with firebase cli
01:05:56:37 Setting up image picker and image cropper for both android and ios
01:11:28:02 Picking Images and cropping images using provider
01:26:48:22 Uploading the cropped file to firebase storage and retrieving the url
01:34:06:13 Update profile http request
01:51:16:14 Update user using jwt token
02:00:24:37 Register ' Login ' Update
02:14:45:14 Future Builder and getting backend data
02:27:44:54 Update profile inside the app
02:46:06:26 Future Builder ' ListView Builder ' Models and http request
03:09:29:42 API call using id to get jobs
03:23:21:49 Handling list from the backend and display the list in a custom widget
03:47:28:44 Search node backend data using flutter
04:02:53:50 Bookmarks model ' backend update and http request
04:22:22:31 Adding Bookmarks and deleting bookmarks
04:48:32:08 Getting all book marks backend and ui
05:03:27:45 Creating the messaging API

[punithkumar]

In youtube and udemy there is no single course on Inventory management system in flutter. If you bring a course it will be a great help

[uminhtetoo]

Thank you so much for sharing your experience, Sir.

[guldenture]

49:48 de Exception has occurred.
_TypeError (Null check operator used on a null value) i have this problem what i will do ?

[guldenture]

At 2:23:41 I get the error type 'Null' is not a subtype of type 'String'. What can I do? Can you please help me?

[rjthug]

what course or project do you recommend on your channel for a beginner to start flutter and gasp the topics a little fast for job ready
?

[陈铁豪]

Between 1:40 - 1:47, you talk about update profile but some code you do not write together with us. so can you provide code of update_user.dart nand auth_helper.dart and login_provider.dart?

[evilteam-lol]

Updating Failed

Please try again

I don't know where the problem

can you help me ?

[maxxy-rq]

hello sir!
i got this error at 49:47

The following _CastError was thrown while handling a gesture:
Null check operator used on a null value

When the exception was thrown, this was the stack
#0 LoginNotifier.validateAndSave

what should i do T-T?

[ThienNguyen-oyfg]

hello sir,
From 49:48, when i click login it occurs the error: Null check operator used on a null value. What should i do?

[omokhafeotokina]

thanks, its a great video but it seems the part 3 is no longer available

[陈铁豪]

Can you provide model of bookmark in the backend?

[priyanshushekhar]

47:15 there is no function written in loginNotifier as validateAndSave

[shoaibalam]

Hello, i am not able to display the data loaded from the server in my UI even though my API call to the server was succesfull but some how its not reflecting in my app its showing "NULL is not an subtype of bool".Can you please help me out

[whoami]

the best course for flutter, btw where is part 3

[ashiqnuaiman]

DoodDay Dbestech, will you publish the full part in the next video?

[guldenture]

Hello, I am currently working on this project on Udemy. What exactly do you use Railway for and do we need to use it?

[kimo]

Hi brother
Why don’t use node js for saving image ?

[fatihyilmazz]

I can't find the Message.js model anywhere in the 1, 2, 3 series. Can you link that model?

[josephindieka]

Hello am stuck with the nodejs code I wrote the exact code you wrote but am getting a problem in middlware where it says I can't perform the operation
How can I reach you please am still learning express

[ThienNguyen-oyfg]

Sir you cut so much 😢😢 i cant get over with what your code is. For example in 1:40:27 and after that...