iOS 13 Programming for Beginners by Ahmad Sahar -- Read -- Imperial Library of Trantor

Creating an array Checking the number of elements in an array Adding a new item to an array Accessing an array element Assigning a new value to an index Removing an item from an array Iterating over an array

Understanding dictionaries

Creating a dictionary Checking the number of elements in a dictionary Adding a new item to a dictionary Accessing a dictionary element Assigning a new value to a key Removing an item from a dictionary Iterating over a dictionary

Understanding sets

Creating a set Checking the number of elements in a set Adding a new item to a set Checking whether a set contains an item Removing an item from a set Iterating over a set Set operations Set membership and equality

Summary

Functions and Closures

Technical requirements Understanding functions

Creating a function Using custom argument labels Using nested functions Using functions as return types Using functions as parameters Using a guard statement to exit a function early

Understanding closures

Simplifying closures

Summary

Classes, Structures, and Enumerations

Technical requirements Understanding classes

Creating a class declaration Making an instance of the class Making a subclass Overriding a superclass method

Understanding structures

Creating a structure declaration Making an instance of the struct Value types versus references types Deciding which to use

Understanding enumerations

Creating an enumeration

Summary

Protocols, Extensions, and Error Handling

Technical requirements Understanding protocols

Creating a protocol declaration

Understanding extensions

Adopting a protocol via an extension Creating an array of different types of objects

Exploring error handling Summary

Section 2: Design Setting Up the Basic Structure

Technical requirements Useful terms Touring the Let's Eat app

Using the Explore screen Using the Locations screen Using the Restaurant List screen Using the Restaurant Detail screen Using the Review Form screen Using the Map screen

Creating a new Xcode project Setting up a Tab Bar Controller Scene and Launch screen

Setting the titles of the Tab Bar's buttons Embedding view controllers in navigation controllers Adding the Assets.xcassets file Configuring the Launch screen's background color Adding a logo and constraints to the Launch screen Adding the icons for the Explore and Map buttons

Summary

Building Your App Structure in Storyboard

Technical requirements Adding a collection view to the Explore screen

Adding a Cocoa Touch Class file to your project

Connecting outlets in storyboard to the view controller Configuring data source methods for the collection view

Setting the delegate and data source properties of the collection view Adopting the UICollectionViewDataSource and UICollectionViewDelegate protocols

Adding a section header to the collection view Creating a custom color Configuring the collection view cell and section header size Presenting a view modally

Adding a button to the collection view header Adding a new view controller scene Adding the Cancel and Done buttons to the navigation bar

Summary

Finishing Up Your App Structure in Storyboard

Technical requirements Adding a table view to the Locations screen Implementing the Restaurant List screen

Declaring the RestaurantListViewController class Adopting the delegate and data source protocols Presenting the Restaurant List screen

Implementing the Restaurant Detail screen Implementing the Review Form screen Implementing the Map screen Summary

Modifying and Configuring Cells

Technical requirements Modifying the Explore screen section header

Adding Auto Layout to the Explore screen's section header

Modifying the exploreCell collection view cell Modifying the restaurantCell collection view cell

Adding Auto Layout constraints to the restaurantCell collection view cell

Configuring the locationCell table view cell Summary

Section 3: Code Getting Started with MVC and Collection Views

Technical requirements Understanding the MVC design pattern Exploring controllers and classes

Understanding collection views Revisiting the Explore and Restaurant List screens

Summary

Getting Data into Collection Views

Technical requirements Understanding model objects

Understanding .plist files Creating a structure to represent a cuisine Implementing a data manager class to read data from a .plist Using the data manager to initialize ExploreItem instances

Displaying data in a collection view

Connecting the outlets in exploreCell Implementing additional data manager methods Updating the data source methods in ExploreViewController

Summary

Getting Started with Table Views

Technical requirements Understanding table views Creating LocationViewController

Connecting the table view to LocationViewController Adding the data source and delegate methods

Adding location data for the table view

Creating a property list (.plist) file Adding data to the .plist file

Creating LocationDataManager

Displaying data in a table view using LocationDataManager

Cleaning up the user interface Summary

Getting Started with MapKit

Technical requirements Understanding and creating annotations

Introducing MKAnnotation Creating the RestaurantItem class Creating MapDataManager Creating the DataManager protocol Refactoring MapDataManager Refactoring ExploreDataManager

Adding annotations to a map view

Creating MapViewController Connecting the outlets for the map view to MapViewController Setting the map view region to be displayed Displaying annotations on the map view Creating custom annotations

Going from the Map screen to the Restaurant Detail screen

Creating and configuring a storyboard reference Performing the showDetail segue Passing data to the Restaurant Detail screen

Organizing your code

Refactoring ExploreViewController Using the // MARK: syntax Refactoring RestaurantListViewController Refactoring LocationViewController Refactoring MapViewController

Summary

Getting Started with JSON Files

Technical requirements Getting data from JSON files

What is an API? Understanding the JSON format Creating RestaurantAPIManager

Using data from JSON files in your app

Storing a user-selected location in LocationViewController Adding a view controller for the section header in the Explore screen Connecting the section header's label to ExploreViewController Adding an unwind action method to the Done button Selecting only one location in the Location screen Passing location and cuisine information to RestaurantListViewController Creating a view controller for the cells on the Restaurant List screen Connecting the outlets for RestaurantCell Creating RestaurantDataManager Configuring MapDataManager to use RestaurantDataManager Displaying a custom UIView to indicate no data available Displaying a list of restaurants on the Restaurant List screen

Summary

Displaying Data in a Static Table View

Technical requirements Setting up outlets for RestaurantDetailViewController Displaying data in the static table view Passing data from RestaurantListViewController to RestaurantDetailViewController Summary

Getting Started with Custom UIControls

Technical requirements Creating a custom UIControl object Displaying stars in your custom UIControl object Adding support for touch events Implementing an unwind method for the Cancel button Creating ReviewFormViewController Summary

Getting Started with Cameras and Photo Libraries

Technical requirements Understanding filters Creating a scrolling list of filters

Creating a view controller for the filter cell Creating a View Controller for the Photo Filter screen

Getting permission to use the camera or photo library Summary

Understanding Core Data

Technical requirements Introducing Core Data Implementing Core Data components for your app

Creating a data model Creating ReviewItem Creating RestaurantPhotoItem Creating a Core Data manager

Creating ReviewDataManager Summary

Saving and Loading from Core Data

Technical requirements Understanding how saving and loading works

Adding a restaurantID property to RestaurantItem

Updating ReviewFormViewController to save reviews

Passing RestaurantID to ReviewFormViewController

Updating PhotoFilterViewController to save photos Displaying saved reviews and photos on the Restaurant Detail screen Calculating a restaurant's overall rating Summary

Section 4: Features Getting Started with Dark Mode

Technical requirements Turning on Dark Mode in the simulator Updating the Launch screen to work with Dark Mode Updating the Explore screen to work with Dark Mode Updating the Restaurant List screen to work with Dark Mode Updating the Restaurant Detail screen to work with Dark Mode

Updating the Reviews View Controller scene and NoDataView to work with Dark Mode Updating the Photo Reviews View Controller Scene to work with Dark Mode

Summary

Getting Started with Mac Catalyst

Technical requirements Cleaning up the design Updating the app to work on iPad

Checking device type Updating ExploreViewController for iPad Updating RestaurantListViewController for iPad Updating the Restaurant Detail screen for iPad

Updating the app to work on macOS Summary

Getting Started with SwiftUI

Technical requirements Creating a SwiftUI project Working with text Combining Views using Stacks Working with images Using UIKit and SwiftUI Views together Composing the Restaurant Detail screen Summary

Getting Started with Sign In with Apple

Technical requirements Adding a login screen Displaying a Sign in with Apple button Implementing delegate methods and button actions Passing user information to ExploreViewController Summary

Testing and Submitting Your App to the App Store

Technical requirements Getting an Apple Developer account Generating a certificate signing request Creating development and distribution certificates Registering an App ID Registering your devices Creating provisioning profiles Creating icons for your app Creating screenshots for your app Creating an App Store listing Creating an archive build Completing the information in App Store Connect Testing your app

Testing your app internally Testing your app externally

Summary

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