HTML5 App with LocalStorage and JSON webservice request-response
$250-750 USD
Paid on delivery
HTML5 App with LocalStorage and webservice request-response (JSON)
One form text input field that with autofocus.
The app will be used on a handheld barcode scanner. Every time a barcode is scanned in the text input field, the device automatically submits the form.
Data is sent to server in JSON format.
Everytime text from the input field is submitted, it will also be saved in LocalStorage.
Server will send a response (JSON) with OK status for specific text.
The device updates entry in LocalStorage with OK status.
If device is offline or there is no response from server, then entry in LocalStorage has status offline
When there are entries in LocalStorage that have status offline, then after user gets back online a button can be pressed to upload offline data to server.
Before user can send data to server, user must be logged in.
Project ID: #14039584
About the project
39 freelancers are bidding on average $579 for this job
Dear, client. How are you today? I'm so interested in working on your project as a developer who has good experience in this field and am fully capable of giving you high quality product that will help you grow you More
Dear sir. I am a professional mobile app & web developer with 7+ years rich experience. I would like to work on your project and deliver the project. I have developed many applications such as social dating, shoppi More
How are you today? I am a full time mobile developer with 5+ good experience I can start your project from now on if we meet agreement. Please contact me for discussion, i am always ready to discuss about your proj More
Nice to meet you. My name is Bryan Valencia. I am professional Mobile app(Android, iOS, Backend) developer who has a great experience. I would provide the Best Product and offer good service until you are satisfied More
I want to discuss this project with you further, let me know the best suitable time for you to schedule the meeting, Feel free to message me at any time, i used to be online 14 hrs in a day on this website so probably More
Hi I work towards providing reliable, relevant and robust IT solutions at most competitive prices to my customers. I ensure 100% customer satisfaction so lets start Thanks
Hi, Sir is the database already setup on server? and can you tell what fields json has, we can do it in 2 days. I am very interested to discuss your project in detail over chat or call. I am a SOFTWARE DEVELO More
hi there, how are you doing ? I can build using hybrid app development. You can PM me now and lets discuss. Thanks
Hi, I'm a Web Developer, and I'm very interested in your job post as i am having related work experience in fulfilling the need for the job posted and also i am having expertise in web based languages from static t More
Hello, Thank you for posting a project here on www.freelancer.com. I have briefly checked the description, and I can deliver as per the requirements however I need us to discuss for more clarity on the details, deadlin More
Hi, I can finish this task in two days. Please have a look to my profile and let me know in message box, if it suits your requirment. Thank, Vinay Kumar