From Zero to Mobile Developer in 45 Minutes With SwiftUI
What if you could build a native, real-time iOS chat app from scratch in under 45 minutes? This tutorial shows you how.
#1about 2 minutes
Understanding the core concepts of SwiftUI development
SwiftUI applications are built by composing state-driven views using components like VStack, HStack, and ZStack.
#2about 2 minutes
Using Realm for real-time data synchronization
Realm syncs data between the embedded mobile database and MongoDB Atlas, enabling real-time updates across devices.
#3about 4 minutes
Setting up the Xcode project and dependencies
Start by creating a new SwiftUI app in Xcode and then add the Realm SDK as a dependency using the Swift Package Manager.
#4about 2 minutes
Defining the data model for chat messages
Create a Swift class that inherits from Realm's Object to define the schema for chat messages, including properties and a primary key.
#5about 6 minutes
Implementing anonymous user authentication with Realm
Build a login view that uses Realm's anonymous authentication to log a user in and uses a binding to update the parent view's state.
#6about 3 minutes
Building a navigable list of chat rooms
Use a SwiftUI List and NavigationLink to create a view that displays available chat rooms and navigates to a specific chat view on selection.
#7about 6 minutes
Displaying live messages with ObservedResults
Use the @ObservedResults property wrapper to create a live, auto-updating view of chat messages fetched directly from the local Realm database.
#8about 5 minutes
Sending messages and persisting them to Realm
Implement a function to create a new chat message object and append it to the observed results collection, which automatically persists it to Realm and syncs it.
#9about 1 minute
Verifying real-time sync with MongoDB Atlas
See how creating or modifying a document directly in the MongoDB Atlas cloud UI instantly reflects in the running mobile application.
#10about 2 minutes
Configuring a new backend in MongoDB Cloud
Quickly create and deploy a new serverless backend application for Realm Sync through the MongoDB Cloud UI by defining a partition key.
#11about 8 minutes
Answering audience questions about mobile development
The Q&A session covers topics like Realm's scalability, SwiftUI layout patterns, handling background tasks, and alternatives to Storybook.
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