آموزش 3: جریان کنترل سوئیفت – حلقه ها ، شرط ها و اختیاری ها

let intensity = 7
if intensity > 8 {
    print("Wow, that’s a nuclear fart! 💀")
} else if intensity > 5 {
    print("That’s a solid one! 👌")
} else {
    print("Barely a whisper. 😴")
}

let rating = 3
switch rating {
case 1: print("Barely a squeak! 🐭")
case 2...4: print("Respectable effort. 😎")
case 5...7: print("That’s a real contender! 🔥")
case 8...10: print("Call the authorities! 🚨")
default: print("Invalid rating.")
}

import SwiftUI

struct ContentView: View {
    @State private var intensity: Int? = nil
    @State private var rating: String = ""

    var body: some View {
        VStack {
            Text("Fart Rater")
                .font(.largeTitle)
                .padding()

            Button("Generate Random Fart") {
                intensity = Int.random(in: 1...10)
                rating = rateFart(intensity: intensity!)
            }
            .padding()
            .background(Color.green)
            .foregroundColor(.white)
            .clipShape(Capsule())

            if let intensity = intensity {
                Text("Fart Intensity: \(intensity)")
                    .font(.title2)
                    .padding()
                Text(rating)
                    .font(.title)
                    .bold()
            }
        }
    }
}

func rateFart(intensity: Int) -> String {
    var message = ""
    switch intensity {
    case 1:
        message = "Barely a squeak! 🐭"
    case 2...4:
        message = "Respectable effort. 😎"
    case 5...7:
        message = "That’s a real contender! 🔥"
    case 8...10:
        message = "Call the authorities! 🚨"
    default:
        message = "Invalid rating."
    }

    // Adding dramatic effect with a loop
    for _ in 1...intensity {
        print("💨")
    }

    return message
}