Secret-Of-SwiftUI / SSDC22

๐Ÿคก ์‘~ ์งˆ๋ ค? deprecated ํ•˜๋ฉด ๊ทธ๋งŒ์ด์•ผ~
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Use Xcode for server-side development #9

Open Taehyeon-Kim opened 2 years ago

Taehyeon-Kim commented 2 years ago

Discover how you can create, build, and deploy a Swift server app alongside your pre-existing Xcode projects within the same workspace. We'll show you how to create your own local app and test endpoints using Xcode, and explore how you can structure and share code between server and client apps to ease your development process

Taehyeon-Kim commented 2 years ago

์„œ๋ก 

์šฐ๋ฆฌ์˜ ๋งŽ์€ ์‘์šฉ ํ”„๋กœ๊ทธ๋žจ์€ ์ผ๋ฐ˜์ ์œผ๋กœ iPhone๊ณผ ๊ฐ™์€ ๋‹จ์ผ ๊ธฐ๊ธฐ์— ์ดˆ์ ์„ ๋งž์ถฅ๋‹ˆ๋‹ค. ์‚ฌ์šฉ๋Ÿ‰์ด ๋Š˜์–ด๋‚จ์— ๋”ฐ๋ผ Mac, Watch, ๊ธฐํƒ€ Apple ํ”Œ๋žซํผ ๋ฐ ์žฅ์น˜์™€ ๊ฐ™์€ ์ถ”๊ฐ€ ์žฅ์น˜๋กœ ๊ฐ€์ ธ์˜ค๊ณ  ์‹ถ์–ดํ•ฉ๋‹ˆ๋‹ค. Xcode๋Š” ์ด๋Ÿฌํ•œ ํ”Œ๋žซํผ์„ ์œ„ํ•œ ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜์„ ๊ตฌ์„ฑํ•˜๊ณ  ๊ตฌ์ถ•ํ•˜๋Š”๋ฐ ๋„์›€์ด ๋ฉ๋‹ˆ๋‹ค. ํ”Œ๋žซํผ๋ณ„ ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜ ์ฝ”๋“œ์—์„œ ๊ฐ ์žฅ์น˜์˜ ๊ณ ์œ ํ•œ ์ธก๋ฉด์„ ์ˆ˜์šฉํ•˜๋ฉด์„œ ํŒจํ‚ค์ง€๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ์ฝ”๋“œ๋ฅผ ๊ณต์œ ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ์‹œ์Šคํ…œ์ด ์„ฑ์žฅํ•˜๊ณ  ๋ฐœ์ „ํ•จ์— ๋”ฐ๋ผ์„œ ์‘์šฉ ํ”„๋กœ๊ทธ๋žจ์€ ์ข…์ข… ์„œ๋ฒ„ ๊ตฌ์„ฑ ์š”์†Œ๋กœ ํด๋ผ์ด์–ธํŠธ ์‘์šฉ ํ”„๋กœ๊ทธ๋žจ์„ ๋ณด์™„ํ•ด์•ผ ํ•ฉ๋‹ˆ๋‹ค.

์˜ˆ๋ฅผ ๋“ค์–ด, ๋ฐฑ๊ทธ๋ผ์šด๋“œ์—์„œ ์ˆ˜ํ–‰ํ•  ์ˆ˜ ์žˆ๋Š” ์ž‘์—…์„ ์˜คํ”„๋กœ๋“œํ•˜๊ฑฐ๋‚˜ ๊ณ„์‚ฐ๋Ÿ‰์ด ๋งŽ์€ ์ž‘์—…์„ ์˜คํ”„๋กœ๋“œํ•˜๊ฑฐ๋‚˜ ์žฅ์น˜์—์„œ ์‚ฌ์šฉํ•  ์ˆ˜ ์—†๋Š” ๋ฐ์ดํ„ฐ์— ์•ก์„ธ์Šคํ•ด์•ผ ํ•˜๋Š” ์ž‘์—…์ด ์žˆ์Šต๋‹ˆ๋‹ค. ์„œ๋ฒ„ ๊ตฌ์„ฑ ์š”์†Œ๋Š” ํด๋ผ์ด์–ธํŠธ ์ƒ๋Œ€์™€ ๋‹ค๋ฅธ ๋„๊ตฌ์™€ ๋ฐฉ๋ฒ•๋ก ์„ ์‚ฌ์šฉํ•˜์—ฌ ๊ตฌ์ถ•ํ•ด์•ผ ํ•˜๋ฏ€๋กœ ๋น„์šฉ๊ณผ ๋…ธ๋ ฅ์ด ๋“ญ๋‹ˆ๋‹ค. ์„œ๋ฒ„๋ฅผ ๊ตฌ์ถ•ํ•˜๊ธฐ ์œ„ํ•ด Swift๋ฅผ ์‚ฌ์šฉํ•˜๋ฉด ์ด๋Ÿฌํ•œ ๊ธฐ์ˆ  ๊ฒฉ์ฐจ๋ฅผ ํ•ด์†Œํ•˜๋Š” ๋ฐ ๋„์›€์ด ๋ฉ๋‹ˆ๋‹ค.

Swift๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ์„œ๋ฒ„ ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜์„ ๋นŒ๋“œํ•˜๋Š” ๋ฐฉ๋ฒ•์„ ์‚ดํŽด๋ด…์‹œ๋‹ค.

Swift ํŒจํ‚ค์ง€๋กœ ์„œ๋ฒ„ ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜ ๊ตฌ์ถ•

์„œ๋ฒ„ ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜์€ Swift ํŒจํ‚ค์ง€๋กœ ๋ชจ๋ธ๋ง๋ฉ๋‹ˆ๋‹ค. ํŒจํ‚ค์ง€๋Š” ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜ ์ง„์ž…์ ์„ ๋งคํ•‘ํ•˜๋Š” ์‹คํ–‰๊ฐ€๋Šฅํ•œ ๋Œ€์ƒ์„ ์ •์˜ํ•ฉ๋‹ˆ๋‹ค. ์„ธ์…˜์˜ ์˜ˆ์‹œ์—์„œ๋Š” Vapor Web Framework๋ฅผ ์‚ฌ์šฉํ•ฉ๋‹ˆ๋‹ค.

// Package.swift
import PackageDescription

let package = Package(
    name: "MyServer",
    platforms: [.macOS("12.0")],
    products: [
        .executable(
            name: "MyServer",
            targets: ["MyServer"]),
    ],
    dependencies: [
        .package(url: "https://github.com/vapor/vapor.git", .upToNextMajor(from: "4.0.0")),
    ],
    targets: [
        .executableTarget(
            name: "MyServer",
            dependencies: [
                .product(name: "Vapor", package: "vapor")
            ]),
        .testTarget(
            name: "MyServerTests",
            dependencies: ["MyServer"]),
    ]
)
// Main : ์ง„์ž…์ 
import Vapor

@main
public struct MyServer {
    public static func main() async throws {
        let webapp = Application()
        webapp.get("greet", use: Self.greet)        // HTTP Endpoint
        webapp.post("echo", use: Self.echo)
        try webapp.run()
    }

    static func greet(request: Request) async throws -> String {
        return "Hello from Swift Server"
    }

    static func echo(request: Request) async throws -> String {
        if let body = request.body.string {
            return body
        }
        return ""
    }
}
// ์‹คํ–‰ ํ›„์— ํ™•์ธํ•ด๋ด…์‹œ๋‹ค.
curl http://127.0.0.1:8080/greet; echo // Get ์š”์ฒญ
curl http://127.0.0.1:8080/echo --data "Hello, world"; echo // Post ์š”์ฒญ

iOS ์•ฑ์—์„œ ์„œ๋ฒ„ ํ˜ธ์ถœํ•˜๊ธฐ

SwiftUI ํ”„๋กœ์ ํŠธ๋ฅผ ๋งŒ๋“ค์–ด๋ณด๊ณ  ๊ตฌ์ถ•ํ•ด๋†“์€ ์„œ๋ฒ„์™€ ํ†ต์‹ ํ•ด๋ณด๊ฒ ์Šต๋‹ˆ๋‹ค.

// MyServerClient.swift
import Foundation

struct MyServerClient {
    let baseURL = URL(string: "http://127.0.0.1:8080")!

    func greet() async throws -> String {
        let url = baseURL.appendingPathComponent("greet")
        let (data, _) = try await URLSession.shared.data(for: URLRequest(url: url))
        guard let responseBody = String(data: data, encoding: .utf8) else {
            throw Errors.invaildResponseEncoding
        }
        return responseBody
    }

    enum Errors: Error {
        case invaildResponseEncoding
    }
}
// ContentView.swift
import SwiftUI

struct ContentView: View {
    @State var serverGreeting = ""
    var body: some View {
        Text(serverGreeting)
            .padding()
            .task {
                do {
                    let myServerClient = MyServerClient()
                    self.serverGreeting = try await myServerClient.greet()
                } catch {
                    self.serverGreeting = String(describing: error)
                }
            }
    }
}

struct ContentView_Previews: PreviewProvider {
    static var previews: some View {
        ContentView()
    }
}

ํด๋ผ์šฐ๋“œ์— ๋ฐฐํฌํ•˜๊ธฐ

AWS, Google Cloud, Azure, Heroku ๋ฐ ๊ธฐํƒ€ ์—ฌ๋Ÿฌ ํด๋ผ์šฐ๋“œ ์ œ๊ณต์—…์ฒด๊ฐ€ ์žˆ์ง€๋งŒ ์˜ˆ์‹œ์—์„œ๋Š” Heroku๋ฅผ ์‚ฌ์šฉํ•ฉ๋‹ˆ๋‹ค. ์†Œ๊ทœ๋ชจ ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜์„ ์œ„ํ•œ ๋ฐฐํฌ ์‹œ์Šคํ…œ์— ํŽธ๋ฆฌํ•ฉ๋‹ˆ๋‹ค. git push๋ฅผ ์ด์šฉํ•ด ์†์‰ฝ๊ฒŒ ๋ฐฐํฌํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

Heroku ๋ฅผ ์ด์šฉํ•ด์„œ ์„œ๋ฒ„๋ฅผ ๋ฐฐํฌํ•ด๋ณด์„ธ์š”

Food Truck App

Xcode๋ฒ„์ „๊ณผ iOS๋ฒ„์ „์ด ๋งž์ง€ ์•Š์•„ ์‹คํ–‰์ด ์•ˆ ๋˜๋Š” ๊ฒƒ ๊ฐ™์Šต๋‹ˆ๋‹ค.

iOS ๋˜๋Š” macOS ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜์„ ๋นŒ๋“œํ•˜๊ธฐ ์œ„ํ•ด ์ด๋ฏธ Swift๋ฅผ ์‚ฌ์šฉํ•˜๊ณ  ์žˆ๋‹ค๋ฉด ์‹œ์Šคํ…œ์˜ ์„œ๋ฒ„ ์ธก ๊ฐœ๋ฐœ์—๋„ ์‚ฌ์šฉํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. Xcode๋Š” ํ•˜๋‚˜์˜ ์ž‘์—… ๊ณต๊ฐ„์—์„œ ํด๋ผ์ด์–ธํŠธ์™€ ์„œ๋ฒ„ ๋ชจ๋‘ ์‹œ์Šคํ…œ์˜ ๋‹ค์–‘ํ•œ ๊ตฌ์„ฑ ์š”์†Œ๋ฅผ ๊ฐœ๋ฐœํ•˜๊ณ  ๋””๋ฒ„๊ทธํ•˜๋Š”๋ฐ ๋„์›€์ด ๋ฉ๋‹ˆ๋‹ค. Swift ๊ธฐ๋ฐ˜ ์„œ๋ฒ„ ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜์„ ๋ฐฐํฌํ•˜๊ธฐ ์œ„ํ•œ ํด๋ผ์šฐ๋“œ ๊ณต๊ธ‰์ž๋ฅผ ์„ ํƒํ•  ์ˆ˜๋„ ์žˆ์Šต๋‹ˆ๋‹ค.

แ„‰แ…ณแ„แ…ณแ„…แ…ตแ†ซแ„‰แ…ฃแ†บ 2022-06-14 แ„‹แ…ฉแ„’แ…ฎ 7 48 38 แ„‰แ…ณแ„แ…ณแ„…แ…ตแ†ซแ„‰แ…ฃแ†บ 2022-06-14 แ„‹แ…ฉแ„’แ…ฎ 7 49 19

์šฐ๋ฆฌ๊ฐ€ ํ‘ธ๋“œ ํŠธ๋Ÿญ์„ ์šด์šฉํ•˜๊ธฐ ์œ„ํ•ด ์•ฑ์„ ์‚ฌ์šฉํ•œ๋‹ค๊ณ  ๊ฐ€์ •ํ•ด๋ณธ์ฑ„๋กœ ์ดํ•ดํ•ด๋ณด๋„๋ก ํ• ๊ฒŒ์š”.

์˜ˆ์‹œ ์•ฑ์„ ๋“ค์—ฌ๋‹ค๋ณด๋ฉด ๋ฐ์ดํ„ฐ๊ฐ€ ํ•˜๋“œ์ฝ”๋”ฉ๋œ ์ฑ„๋กœ ๊ด€๋ฆฌ๋˜๋Š” ๊ฒƒ์„ ๋ณผ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ๊ทธ๋ ‡๋‹ค๋ฉด ์œ ์ €๋Š” ์‹ค์ œ๋กœ ๋‹ค๋ฅธ ๋ฐ์ดํ„ฐ๋ฅผ ๋ณผ ์ˆ˜๋„ ์žˆ๊ฒ ๋„ค์š”. ์†Œ๊ทœ๋ชจ ํ‘ธ๋“œ ํŠธ๋Ÿญ ์šด์šฉ์—๋Š” ๊ดœ์ฐฎ์„ ์ˆ˜ ์žˆ๊ฒ ์ง€๋งŒ ์—ฌ๋Ÿฌ ๊ฐœ์˜ ํ‘ธ๋“œ ํŠธ๋Ÿญ์—์„œ ํ•˜๋‚˜์˜ ์„œ๋น„์Šค๋ฅผ ์ด์šฉํ•ด์„œ ์šด์šฉ์„ ํ•œ๋‹ค๊ณ  ์ƒ๊ฐ์„ ํ•ด๋ณด๋ฉด ๋น„ํšจ์œจ์ ์ธ ๋ฐฉ์‹์ด ๋  ์ˆ˜ ์žˆ์„ ๊ฒƒ ๊ฐ™์Šต๋‹ˆ๋‹ค.

์šฐ๋ฆฌ๋Š” ์ง€๊ธˆ ๋ฉ”๋‰ด๊ฐ€ ์ค‘์•™ ์ง‘์ค‘ํ™”๋˜๊ณ  ๋ชจ๋“  ๊ณ ๊ฐ ์„œ๋น„์Šค๋ฅผ ๊ด€๋ฆฌํ•˜๋Š” ๋„๋„› ์ œ๊ตญ์„ ๋งŒ๋“ค๊ณ  ์‹ถ์€ ๊ฒƒ์ž…๋‹ˆ๋‹ค. ์ค‘์•™ ์ง‘์ค‘ ์‹œ์Šคํ…œ์„ ์–ด๋–ป๊ฒŒ ๋งŒ๋“ค ์ˆ˜ ์žˆ์„์ง€ ์ƒ๊ฐํ•ด๋ณด์ฃ .

แ„‰แ…ณแ„แ…ณแ„…แ…ตแ†ซแ„‰แ…ฃแ†บ 2022-06-14 แ„‹แ…ฉแ„’แ…ฎ 7 54 46

๋ฉ”๋ชจ๋ฆฌ ๋‚ด ์ €์žฅ์†Œ๊ฐ€ ์žˆ๋Š” ์•ฑ์—์„œ ์‹œ์ž‘ํ•ด๋ณผ๊นŒ์š”?

แ„‰แ…ณแ„แ…ณแ„…แ…ตแ†ซแ„‰แ…ฃแ†บ 2022-06-14 แ„‹แ…ฉแ„’แ…ฎ 7 56 10

๋ฉ”๋‰ด๋ฅผ ์ค‘์•™ ์ง‘์ค‘ํ™”ํ•˜๊ธฐ ์œ„ํ•ด์„œ iOS ์•ฑ์—์„œ ์Šคํ† ๋ฆฌ์ง€๋ฅผ ์ถ”์ถœํ•˜์—ฌ ์„œ๋ฒ„๋กœ ์ด๋™ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ์ด๋ ‡๊ฒŒ ํ•˜๋ฉด ์•ฑ์˜ ๋ชจ๋“  ์‚ฌ์šฉ์ž๊ฐ€ ๋™์ผํ•œ ์ €์žฅ์†Œ๋ฅผ ๊ณต์œ ํ•  ์ˆ˜ ์žˆ๊ธฐ ๋•Œ๋ฌธ์— ๋™์ผํ•œ ๋„๋„› ๋ฉ”๋‰ด๋ฅผ ์‚ฌ์šฉํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

แ„‰แ…ณแ„แ…ณแ„…แ…ตแ†ซแ„‰แ…ฃแ†บ 2022-06-14 แ„‹แ…ฉแ„’แ…ฎ 7 57 52

์ฒซ๋ฒˆ์งธ ์˜ˆ์ œ์™€ ๋งˆ์ฐฌ๊ฐ€์ง€๋กœ HTTP ๊ธฐ๋ฐ˜ API์— ๋…ธ์ถœ๋˜์–ด ์žˆ์Šต๋‹ˆ๋‹ค. iOS ์•ฑ์€ ์ด๋Ÿฌํ•œ API ์ž‘์—…์„ ์œ„ํ•ด ์ถ”์ƒํ™”๋ฅผ ์‚ฌ์šฉํ•œ ๋‹ค์Œ Presentation Layer(์ด ์˜ˆ์—์„œ๋Š” SwiftUI)์— ์—ฐ๊ฒฐํ•ฉ๋‹ˆ๋‹ค.

์ฝ”๋“œ

@main
struct FoodTruckServerBootstrap {
    public static func main() async throws {
        let foodTruckServer = FoodTruckServer()
        let webapp = Application()
        webapp.get("donuts", use: foodTruckServer.listDonuts) // Set Endpoints
        try webapp.run()
    }
}

struct FoodTruckServer {
    func listDonuts(request: Request) -> Response.Donuts{
        return Reponse.Donuts(donuts: [])
    }

    enum Response {
        struct Donuts: Content {
            var donuts: [Model.Donut]
        }
    }
}
enum Model {
    struct Donut: Encodable {
        public var id: UUID
        public var name: String
        public var date: String
        public var dough: Dough
        public var glaze: Glaze?
        public var topping: Topping?
    }

    struct Dough: Encodable {

    }

    struct Glaze: Encodable {

    }

    struct Topping: Encodable {

    }
}
struct FoodTruckServer {
    private let storage = Storage()

    func listDonuts(request: Request) -> Response.Donuts {
        let donuts = self.storage.listDonuts()
        return Response.Donuts(donuts: [])
    }

    enum Response {
        struct Donuts: Content {
            var donuts: [Model.Donut]
        }
    }
}

struct Storage {
    let donuts = [Model.Donut]()

    func listDonuts() -> [Model.Donut] {
        return self.donuts
    }
}

์Šคํ† ๋ฆฌ์ง€(Storage)

์„œ๋ฒ„ ์ธก ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜์„ ์„ค๊ณ„ํ•  ๋•Œ ํ•ญ์ƒ ํฅ๋ฏธ๋กœ์šด ์ฃผ์ œ์ž…๋‹ˆ๋‹ค. ์‚ฌ์šฉ ์‚ฌ๋ก€(Use case)์— ๋”ฐ๋ผ ์„ ํƒํ•  ์ˆ˜ ์žˆ๋Š” ๋ช‡ ๊ฐ€์ง€ ์ „๋žต์ด ์žˆ์Šต๋‹ˆ๋‹ค.

  1. Files for static data
  2. iCloud for user-centric data
  3. Database for transactional data

๋ฐ๋ชจ์—์„œ๋Š” ์ •์  ํŒŒ์ผ ์ €์žฅ ์ „๋žต(JSON ์ด์šฉ)๋งŒ ๋‹ค๋ฃน๋‹ˆ๋‹ค.

์ •์  ํŒŒ์ผ ์ €์žฅ ์ „๋žต

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Storage์— ๋ณ€๊ฒฝ ๊ฐ€๋Šฅํ•œ donuts ๋ณ€์ˆ˜๊ฐ€ ์žˆ๊ณ  load ๋ฐ listDonuts ๋ฉ”์„œ๋“œ๊ฐ€ ๋™์‹œ์— ์•ก์„ธ์Šคํ•  ์ˆ˜ ์žˆ๊ธฐ ๋•Œ๋ฌธ์— Actor๋ฅผ ์‚ฌ์šฉํ•ฉ๋‹ˆ๋‹ค. Swift 5.5์— ์ฒ˜์Œ ๋„์ž…๋œ Actor๋Š” ๋ฐ์ดํ„ฐ ๊ฒฝ์Ÿ์„ ํ”ผํ•˜๊ณ  ๊ณต์œ ๋œ ์ž์›์„ ์•ˆ์ „ํ•˜์ง€๋งŒ ์‰ฌ์šด ๋ฐฉ๋ฒ•์œผ๋กœ ์ฒ˜๋ฆฌํ•˜๋„๋ก ๋„์™€์ค๋‹ˆ๋‹ค. Actor๊ฐ€ ๋„์ž…๋˜๊ธฐ ์ „์—๋Š” Lock ๋˜๋Š” ํ(๋Œ€๊ธฐ์—ด)์„ ์ด์šฉํ•ด์„œ ์ฒ˜๋ฆฌ๋ฅผ ํ–ˆ์Šต๋‹ˆ๋‹ค.

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์„œ๋ฒ„ ์ถ”์ƒํ™”(abstraction)์— bootstrap๋ฉ”์„œ๋“œ๋ฅผ ์ถ”๊ฐ€ํ•˜๊ณ  ๊ฑฐ๊ธฐ์—์„œ ์Šคํ† ๋ฆฌ์ง€๋ฅผ ๋กœ๋“œํ•ฉ๋‹ˆ๋‹ค. ๊ทธ๋ฆฌ๊ณ  bootstrap์„ ์‹คํ–‰ ๊ฐ€๋Šฅํ•œ ์ง„์ž…์ ์— ์—ฐ๊ฒฐํ•ฉ๋‹ˆ๋‹ค. ์Šคํ† ๋ฆฌ์ง€๋Š” ์ด์ œ ์•กํ„ฐ์ด๋ฏ€๋กœ ๋น„๋™๊ธฐ ์ปจํ…์ŠคํŠธ์—์„œ ์ ‘๊ทผํ•˜๋„๋ก ํ•ฉ๋‹ˆ๋‹ค. ์„œ๋ฒ„ API๋ฅผ ์บก์Šํ™”ํ•˜๋Š” ๋ฐ ๋„์›€์ด ๋ฉ๋‹ˆ๋‹ค.

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๊ธฐ์กด ๋ฐฉ์‹๊ณผ ๋งˆ์ฐฌ๊ฐ€์ง€๋กœ URLSession์„ ์ด์šฉํ•ด์„œ HTTP ์š”์ฒญ์„ ๋งŒ๋“ค๊ณ  JSONDecoder๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ์„œ๋ฒ„ ์‘๋‹ต์„ ๋””์ฝ”๋”ฉํ•˜๊ณ  JSON์—์„œ iOS ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜ ๋ชจ๋ธ๋กœ ๋ณ€ํ™˜ํ•ฉ๋‹ˆ๋‹ค.

์ƒ์œ„ ์ˆ˜์ค€์—์„œ ์‚ฌ์šฉํ•˜๊ธฐ

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iOS์™€ ์„œ๋ฒ„ ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜์—์„œ ๋ชจ๋ธ์„ ๊ณต์œ ํ•จ์œผ๋กœ์จ ๋ฐ˜๋ณต์„ ํ”ผํ•˜๊ณ  ์ง๋ ฌํ™”๋ฅผ ๋” ์•ˆ์ „ํ•˜๊ฒŒ ๋งŒ๋“ค ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ๋‹ค์Œ์€ ๋ฐ์ดํ„ฐ ๋ชจ๋ธ ์ฝ”๋“œ๋ฅผ Shared ํ”„๋ ˆ์ž„์›Œํฌ๋กœ ์˜ฎ๊ฒจ์„œ ์‚ฌ์šฉํ•˜๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค.