cryptoBar

ContentView.swift

import Cocoa
import SwiftUI

class StatusBarController {
    private var statusItem: NSStatusItem?
    private var btcPrice: String = "Loading..."
    private let binanceAPIURL = URL(string: "https://api.binance.com/api/v3/ticker/price?symbol=BTCUSDT")!

    init() {
        let statusItem = NSStatusBar.system.statusItem(withLength: NSStatusItem.variableLength)
        self.statusItem = statusItem
        statusItem.button?.title = "BTC Price: \(btcPrice)"
        fetchData()
    }


    private func fetchData() {
        URLSession.shared.dataTask(with: binanceAPIURL) { data, response, error in
            guard let data = data else {
                print("Error: \(error?.localizedDescription ?? "Unknown error")")
                return
            }
            if let btcData = try? JSONDecoder().decode(BTCData.self, from: data) {
                DispatchQueue.main.async {
                    self.btcPrice = btcData.price
                    self.statusItem?.button?.title = "BTC Price: \(self.btcPrice)"
                }
            }
        }.resume()
    }
}

struct ContentView: View {
    var body: some View {
        BTCStatusBarView()
            .frame(maxWidth: .infinity, maxHeight: .infinity)
    }
}

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

struct BTCStatusBarView: NSViewRepresentable {
    typealias NSViewType = NSView
    
    func makeNSView(context: Context) -> NSView {
        let _ = StatusBarController() // Ignoring the returned value
        return NSView()
    }
    
    func updateNSView(_ nsView: NSView, context: Context) {
        // Nothing to update
    }
}

struct BTCData: Codable {
    let price: String

    enum CodingKeys: String, CodingKey {
        case price = "price"
    }
}