Full-Stack iOS Development with Swift and Vapor

Cover....1

Halftitle....2

Title....4

Copyright....5

Dedication....6

Contents....8

Preface....14

Acknowledgments....18

About the Author....20

Chapter 1: Full-Stack Development Overview....22

Introduction....22

Structure....22

Introduction to Full-Stack Development....23

Brief History....25

Full-Stack: What Does It Mean?....26

Minimum Viable Product (MVP)....26

Airbnb....27

Foursquare....27

Problems with Full-Stack Development....28

Advantages of Full-Stack Development....31

Swift on Server and Vapor....32

Swift Packages for Back-End Development....35

SwiftNIO....35

AsyncHTTPClient....36

Swift AWS Lambda Runtime....37

Soto—AWS SDK Swift....37

Conclusion....38

Chapter 2: Setting Up the Environment....40

Introduction....40

Structure....40

Installation of Xcode....41

Installation of the Vapor Toolbox....42

Hello World Project (Vapor)....43

Build and Run Project....43

Folder Structure....45

Public Folder....46

Sources....46

Run....46

Tests....47

Swift Package Manager....47

Hello World Project (iOS)....48

Project Structure....52

Add Hello World Label....53

Run Xcode Project....56

Conclusion....60

Chapter 3: Routing, MVC, and JSON in Vapor....62

Introduction....62

Structure....62

Objectives....63

Routes....63

Router Methods....64

Basic Routes....64

Nested Routes....65

Route Parameters....68

Anything Routes and Catch-All Routes....71

Query Strings....73

Route Groups....74

Model-View-Controller (MVC)....76

Working with JSON....84

Posting JSON and Postman App....88

Conclusion....94

Chapter 4: Async and HTML Rendering in Vapor....96

Introduction....96

Structure....96

Objectives....96

Async....97

Async Await....97

Migrating to Async/Await....97

Logging....98

Environment....100

Errors....101

Abort....101

Abort Error....102

Debuggable Error....104

Stack Traces....106

Swift Backtrace....106

Error Traces....106

ErrorMiddleware....107

Leaf....108

Conclusion....115

Chapter 5: PostgreSQL Integration in Vapor....116

Introduction....116

Structure....116

Objectives....117

Data Persistence with Vapor....117

Installing and Setting Up PostgreSQL....117

Fluent ORM....125

Adding Fluent to a New Project....125

Adding Fluent to an Existing Project....128

CRUD Operations....128

Migrations....131

Postico....133

Create and Save Model....137

Create Model....137

Save Model....137

Conclusion....142

Chapter 6: Building User Interfaces for iOS....144

Introduction....144

Structure....144

Auto Layout with Storyboards....145

Swift UI....156

Working with Text....158

Working with Images....161

Working with Stacks....165

Conclusion....169

Chapter 7: Data Persistence with Core Data and SQLite in iOS....170

Introduction....170

Structure....170

Core Data....171

Core Data Stack....171

Include Core Data in a New Project....172

Include Core Data in an Existing Project....173

CRUD Operations....175

Codegen....179

Category/Extension....180

Core Data Migrations....182

Lightweight Data Migration....183

Networking....185

Protocol Support....186

Conclusion....186

Chapter 8: Full-Stack Implementation....188

Introduction....188

Structure....188

Objectives....189

Project Outline....189

Setup Remote Database....189

Server App....192

Models....193

Migrations....196

Controllers....198

Config and Routes....201

iOS App....205

Models....206

Networking....208

User Interface....213

Test Run....222

Conclusion....224

Chapter 9: Advanced Full-Stack Concepts....226

Introduction....226

Structure....226

Objectives....226

Middleware....227

Creating Middleware....228

WebSockets....230

Messages....230

Sending....231

Receiving....231

Closing....232

APNS....232

Security....237

Authentication....237

Basic Authentication....238

Bearer Authentication....240

Composition....241

Session....243

JWT....245

KeyChain....247

Adding a Password to Keychain....248

Conclusion....250

Chapter 10: Deploying iOS and Vapor Applications....252

Introduction....252

Structure....252

Objectives....253

Vapor App Deployment....253

Heroku....253

Docker....257

Set up Docker....258

Build and Run....260

Production Deployment....260

iOS App Deployment....261

Code Signing....261

Create App Store Connect Record for the App....262

Add New App....263

Archive and Upload the App....263

Configure the App’s Metadata in App Store Connect....265

Submit App for Review....266

Conclusion....268

Index....270

This comprehensive book combines the strengths of Swift, the Vapor framework, and iOS development to create dynamic, full-stack applications. Perfect for aspiring developers, students, and seasoned iOS professionals, this book equips you with the skills needed to master both server-side and client-side development. Key topics include understanding the fundamentals and history of full-stack development and the concept of a minimum viable product; installing and configuring essential tools and SDKs for Vapor and iOS development; mastering data persistence by integrating PostgreSQL with the Vapor framework; and implementing data storage solutions in iOS apps using Core Data and SQLite. Companion files (sample code and figures) are available for downloading by writing to the publisher.

FEATURES

• Includes real-world projects and exercises to apply your newly acquired skills in practical scenarios
• Emphasizes best practices, security considerations, and performance optimization techniques
• Features comprehensive exploration of both backend and frontend development
• Companion files (sample code and figures) are available for downloading by writing to the publisher